SEC Info℠  
    Home      Search      My Interests      Help      Sign In      Please Sign In

NASDAQ, Inc. – ‘10-Q’ for 9/30/19 – ‘EX-101.LAB’

On:  Wednesday, 11/6/19, at 12:54pm ET   ·   For:  9/30/19   ·   Accession #:  1120193-19-15   ·   File #:  1-38855

Previous ‘10-Q’:  ‘10-Q’ on 8/5/19 for 6/30/19   ·   Next:  ‘10-Q’ on 5/6/20 for 3/31/20   ·   Latest:  ‘10-Q’ on 11/3/23 for 9/30/23

Find Words in Filings emoji
 		  in    Show  and   ↓Hints

  As Of               Filer                 Filing    For·On·As Docs:Size

11/06/19  NASDAQ, Inc.                      10-Q        9/30/19  119:15M

Quarterly Report   —   Form 10-Q   —   Sect. 13 / 15(d) – SEA’34
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-Q        Quarterly Report                                    HTML   1.95M 
 2: EX-10.1     Material Contract                                   HTML     78K 
 3: EX-31.1     Certification -- §302 - SOA'02                      HTML     37K 
 4: EX-31.2     Certification -- §302 - SOA'02                      HTML     37K 
 5: EX-32.1     Certification -- §906 - SOA'02                      HTML     36K 
68: R1          Cover Page                                          HTML     96K 
31: R2          Condensed Consolidated Balance Sheets               HTML    132K 
46: R3          Condensed Consolidated Balance Sheets               HTML     44K 
                (Parenthetical)                                                  
108: R4          Condensed Consolidated Statements of Income         HTML    131K  
66: R5          Condensed Consolidated Statements of Comprehensive  HTML     61K 
                Income (Loss)                                                    
29: R6          Condensed Consolidated Statements of Changes in     HTML    100K 
                Stockholders' Equity                                             
44: R7          Condensed Consolidated Statements of Cash Flows     HTML    147K 
110: R8          Organization and Nature of Operations               HTML     49K  
64: R9          Basis of Presentation and Principles of             HTML     47K 
                Consolidation                                                    
95: R10         Significant Accounting Policies Update              HTML     86K 
81: R11         Revenue From Contracts With Customers               HTML    300K 
16: R12         Acquisitions and Divestiture                        HTML     59K 
56: R13         Assets and Liabilities Held For Sale                HTML     48K 
93: R14         Goodwill and Acquired Intangible Assets             HTML    147K 
79: R15         Investments                                         HTML     58K 
15: R16         Deferred Revenue                                    HTML    299K 
55: R17         Debt Obligations                                    HTML    104K 
96: R18         Retirement Plans                                    HTML     38K 
78: R19         Share-Based Compensation                            HTML    133K 
37: R20         Nasdaq Stockholders? Equity                         HTML     69K 
49: R21         Earnings Per Share                                  HTML     67K 
119: R22         Fair Value of Financial Instruments                 HTML     81K  
76: R23         Clearing Operations                                 HTML     93K 
36: R24         Income Taxes                                        HTML     56K 
48: R25         Commitments, Contingencies and Guarantees           HTML     53K 
118: R26         Business Segments                                   HTML    166K  
75: R27         Restructuring Charges                               HTML     41K 
34: R28         Significant Accounting Policies Update (Policies)   HTML     67K 
50: R29         Basis of Presentation and Principles of             HTML     43K 
                Consolidation (Tables)                                           
52: R30         Significant Accounting Policies Update (Tables)     HTML     83K 
11: R31         Revenue From Contracts With Customers (Tables)      HTML    215K 
83: R32         Acquisitions and Divestiture (Tables)               HTML     49K 
97: R33         Assets and Liabilities Held For Sale (Tables)       HTML     52K 
53: R34         Goodwill and Acquired Intangible Assets (Tables)    HTML    228K 
12: R35         Investments (Tables)                                HTML     44K 
84: R36         Deferred Revenue (Tables)                           HTML    111K 
98: R37         Debt Obligations (Tables)                           HTML     77K 
51: R38         Share-Based Compensation (Tables)                   HTML    124K 
13: R39         Nasdaq Stockholders? Equity (Tables)                HTML     61K 
45: R40         Earnings Per Share (Tables)                         HTML     67K 
30: R41         Fair Value of Financial Instruments (Tables)        HTML     71K 
65: R42         Clearing Operations (Tables)                        HTML     72K 
107: R43         Income Taxes (Tables)                               HTML     50K  
47: R44         Business Segments (Tables)                          HTML    161K 
32: R45         Restructuring Charges (Tables)                      HTML     41K 
67: R46         Organization and Nature of Operations (Details)     HTML     64K 
109: R47         Significant Accounting Policies Update (Narrative)  HTML     41K  
                (Details)                                                        
43: R48         Significant Accounting Policies Update (Summary of  HTML     41K 
                Supplemental Balance Sheet Information Related to                
                Operating Leases) (Details)                                      
33: R49         Significant Accounting Policies Update (Lease       HTML     41K 
                Cost) (Details)                                                  
23: R50         Significant Accounting Policies Update (Operating   HTML     53K 
                Lease Maturity) (Details)                                        
62: R51         Significant Accounting Policies Update (Lease       HTML     36K 
                Terms and Discount Rate) (Details)                               
100: R52         Significant Accounting Policies Update              HTML     36K  
                (Supplemental Cash Flow Information) (Details)                   
86: R53         Revenue From Contracts With Customers (Revenue by   HTML    125K 
                Product, Service and Segment) (Details)                          
22: R54         Revenue From Contracts With Customers Revenue From  HTML     44K 
                Contracts With Customers (Narrative) (Details)                   
61: R55         Revenue From Contracts With Customers (Remaining    HTML     52K 
                Performance Obligation) (Details)                                
99: R56         Acquisitions and Divestiture (2019 Divestiture and  HTML     66K 
                Acquisition) (Details)                                           
85: R57         Acquisitions and Divestiture (2018 Divestiture)     HTML     45K 
                (Details)                                                        
21: R58         Acquisitions and Divestiture (Intangible Assets)    HTML     46K 
                (Details)                                                        
63: R59         Assets and Liabilities Held For Sale (Details)      HTML     93K 
114: R60         Goodwill and Acquired Intangible Assets (Schedule   HTML     55K  
                of Changes in Goodwill) (Details)                                
74: R61         Goodwill and Acquired Intangible Assets             HTML     51K 
                (Narrative) (Details)                                            
27: R62         Goodwill and Acquired Intangible Assets             HTML     72K 
                (Finite-Lived and Indefinite-Lived Intangible                    
                Assets) (Details)                                                
42: R63         Goodwill and Acquired Intangible Assets (Estimated  HTML     48K 
                Future Amortization Expense) (Details)                           
111: R64         Investments (Schedule of Investments) (Details)     HTML     45K  
71: R65         Investments (Narrative) (Details)                   HTML     67K 
24: R66         Deferred Revenue (Changes in Deferred Revenue)      HTML     61K 
                (Details)                                                        
39: R67         Deferred Revenue (Estimated Deferred Revenue)       HTML     71K 
                (Details)                                                        
116: R68         Debt Obligations (Changes in Debt Obligations)      HTML    129K  
                (Details)                                                        
70: R69         Debt Obligations (Commercial Paper) (Details)       HTML     41K 
87: R70         Debt Obligations (Senior Unsecured Notes)           HTML     36K 
                (Details)                                                        
103: R71         Debt Obligations (Senior Unsecured Floating Rate    HTML     37K  
                Notes) (Details)                                                 
57: R72         Debt Obligations (Early Extinguishment of 5.55%     HTML     42K 
                Senior Unsecured Notes) (Details)                                
17: R73         Debt Obligations (3.875% Senior Unsecured Notes)    HTML     44K 
                (Details)                                                        
90: R74         Debt Obligations (4.25% Senior Unsecured Notes)     HTML     41K 
                (Details)                                                        
106: R75         Debt Obligations (1.75% Senior Unsecured Notes Due  HTML     44K  
                2023) (Details)                                                  
60: R76         Debt Obligations (3.85% Senior Unsecured Notes)     HTML     41K 
                (Details)                                                        
20: R77         Debt Obligations Debt Obligations (1.75% Senior     HTML     51K 
                Unsecured Notes Due 2029) (Details)                              
91: R78         Debt Obligations (2017 Credit Facility) (Details)   HTML     56K 
101: R79         Debt Obligations (Other Credit Facilities)          HTML     37K  
                (Details)                                                        
88: R80         Retirement Plans (Details)                          HTML     40K 
104: R81         Share-Based Compensation (Narrative) (Details)      HTML    131K  
58: R82         Share-Based Compensation (Summary of Share-Based    HTML     40K 
                Compensation Expense) (Details)                                  
18: R83         Share-Based Compensation (Summary of Restricted     HTML     57K 
                Stock Activity) (Details)                                        
89: R84         Share-Based Compensation (Schedule of Weighted-     HTML     45K 
                Average Assumptions Used to Determine                            
                Weighted-Average Fair Values) (Details)                          
105: R85         Share-Based Compensation (Summary of PSU Activity)  HTML     65K  
                (Details)                                                        
59: R86         Share-Based Compensation (Summary of Stock Options  HTML     44K 
                Valuation Assumptions) (Details)                                 
19: R87         Share-Based Compensation (Summary of Stock Option   HTML     71K 
                Activity) (Details)                                              
92: R88         Nasdaq Stockholders' Equity (Narrative) (Details)   HTML     87K 
102: R89         Nasdaq Stockholders' Equity (Common Stock in        HTML     40K  
                Treasury) (Details)                                              
113: R90         Nasdaq Stockholders' Equity (Schedule of Dividends  HTML     37K  
                Declared) (Details)                                              
73: R91         Earnings Per Share (Details)                        HTML     66K 
26: R92         Fair Value of Financial Instruments (Schedule of    HTML     58K 
                Financial Assets and Liabilities Measured at Fair                
                Value on Recurring Basis) (Details)                              
41: R93         Fair Value of Financial Instruments (Narrative)     HTML     53K 
                (Details)                                                        
112: R94         Clearing Operations (Narrative) (Details)           HTML     87K  
72: R95         Clearing Operations (Schedule of Clearing Member    HTML     42K 
                Default Fund Contributions And Margin Deposits)                  
                (Details)                                                        
25: R96         Clearing Operations (Schedule of Derivative         HTML     48K 
                Contracts) (Details)                                             
40: R97         Income Taxes (Components of Income Tax Provision)   HTML     40K 
                (Details)                                                        
115: R98         Income Taxes (Narrative) (Details)                  HTML     41K  
69: R99         Commitments, Contingencies and Guarantees           HTML     60K 
                (Details)                                                        
80: R100        Business Segments (Narrative) (Details)             HTML     36K 
94: R101        Business Segments (Schedule of Operating Segments)  HTML     60K 
                (Details)                                                        
54: R102        Business Segments (Corporate Items) (Details)       HTML     70K 
14: R103        Restructuring Charges (Narrative) (Details)         HTML     39K 
82: R104        Restructuring Charges (Summary of Restructuring     HTML     46K 
                Plan) (Details)                                                  
35: XML         IDEA XML File -- Filing Summary                      XML    233K 
77: XML         XBRL Instance -- ndaq930201910-q_htm                 XML   4.18M 
28: EXCEL       IDEA Workbook of Financial Reports                  XLSX    136K 
 7: EX-101.CAL  XBRL Calculations -- ndaq-20190930_cal               XML    316K 
 8: EX-101.DEF  XBRL Definitions -- ndaq-20190930_def                XML   1.17M 
 9: EX-101.LAB  XBRL Labels -- ndaq-20190930_lab                     XML   2.31M 
10: EX-101.PRE  XBRL Presentations -- ndaq-20190930_pre              XML   1.56M 
 6: EX-101.SCH  XBRL Schema -- ndaq-20190930                         XSD    274K 
117: JSON        XBRL Instance as JSON Data -- MetaLinks              483±   724K  
38: ZIP         XBRL Zipped Folder -- 0001120193-19-000015-xbrl      Zip    633K

‘EX-101.LAB’   —   XBRL Labels — ndaq-20190930_lab

This Exhibit is an XBRL XML File.

                                                                                                                                                                                
<?xml version="1.0" encoding="windows-1252"?>
<!-- XBRL Document Created with Wdesk from Workiva -->
<!-- -->
<link:linkbase xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodStartLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodStartLabel" xlink:type="simple"/>
<link:roleRef roleURI="http://www.xbrl.org/2009/role/netLabel" xlink:href="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd#netLabel" xlink:type="simple"/>
<link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedNetLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedNetLabel" xlink:type="simple"/>
<link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTerseLabel" xlink:type="simple"/>
<link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodEndLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodEndLabel" xlink:type="simple"/>
<link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedLabel" xlink:type="simple"/>
<link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTotalLabel" xlink:type="simple"/>
<link:labelLink xlink:role="http://www.xbrl.org/2003/role/link" xlink:type="extended">
<link:label id="lab_us-gaap_AccountingPoliciesAbstract_C4FD085ECC7D2916BC4111C50284E013_label_en-US" xlink:label="lab_us-gaap_AccountingPoliciesAbstract_C4FD085ECC7D2916BC4111C50284E013" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounting Policies [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_C4FD085ECC7D2916BC4111C50284E013" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_C4FD085ECC7D2916BC4111C50284E013" xlink:to="lab_us-gaap_AccountingPoliciesAbstract_C4FD085ECC7D2916BC4111C50284E013" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeasePayments_1AFD842A4D4EBFF81EFD11C50284A9C8_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasePayments_1AFD842A4D4EBFF81EFD11C50284A9C8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash paid for amounts included in the measurement of operating lease liabilities </link:label>
<link:label id="lab_us-gaap_OperatingLeasePayments_1AFD842A4D4EBFF81EFD11C50284A9C8_label_en-US" xlink:label="lab_us-gaap_OperatingLeasePayments_1AFD842A4D4EBFF81EFD11C50284A9C8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Payments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasePayments" xlink:label="loc_us-gaap_OperatingLeasePayments_1AFD842A4D4EBFF81EFD11C50284A9C8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasePayments_1AFD842A4D4EBFF81EFD11C50284A9C8" xlink:to="lab_us-gaap_OperatingLeasePayments_1AFD842A4D4EBFF81EFD11C50284A9C8" xlink:type="arc"/>
<link:label id="lab_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_A6648D2299CFF013DE6B11C5028486B4_terseLabel_en-US" xlink:label="lab_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_A6648D2299CFF013DE6B11C5028486B4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Lease assets obtained in exchange for new operating lease liabilities </link:label>
<link:label id="lab_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_A6648D2299CFF013DE6B11C5028486B4_label_en-US" xlink:label="lab_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_A6648D2299CFF013DE6B11C5028486B4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Right-of-Use Asset Obtained in Exchange for Operating Lease Liability </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability" xlink:label="loc_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_A6648D2299CFF013DE6B11C5028486B4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_A6648D2299CFF013DE6B11C5028486B4" xlink:to="lab_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_A6648D2299CFF013DE6B11C5028486B4" xlink:type="arc"/>
<link:label id="lab_us-gaap_SegmentReportingAbstract_C294C9003845184AC5633EA10867AB1D_label_en-US" xlink:label="lab_us-gaap_SegmentReportingAbstract_C294C9003845184AC5633EA10867AB1D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segment Reporting [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SegmentReportingAbstract" xlink:label="loc_us-gaap_SegmentReportingAbstract_C294C9003845184AC5633EA10867AB1D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentReportingAbstract_C294C9003845184AC5633EA10867AB1D" xlink:to="lab_us-gaap_SegmentReportingAbstract_C294C9003845184AC5633EA10867AB1D" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_DA032C094A0B926D2ACA3EA10867EB73_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_DA032C094A0B926D2ACA3EA10867EB73" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Segment Reporting Information, by Segment [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_DA032C094A0B926D2ACA3EA10867EB73_label_en-US" xlink:label="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_DA032C094A0B926D2ACA3EA10867EB73" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Segment Reporting Information, by Segment [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_DA032C094A0B926D2ACA3EA10867EB73" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_DA032C094A0B926D2ACA3EA10867EB73" xlink:to="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_DA032C094A0B926D2ACA3EA10867EB73" xlink:type="arc"/>
<link:label id="lab_srt_ConsolidationItemsAxis_F96FF10B9F857B8E1B6C3EA108676ECB_terseLabel_en-US" xlink:label="lab_srt_ConsolidationItemsAxis_F96FF10B9F857B8E1B6C3EA108676ECB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Consolidation Items [Axis] </link:label>
<link:label id="lab_srt_ConsolidationItemsAxis_F96FF10B9F857B8E1B6C3EA108676ECB_label_en-US" xlink:label="lab_srt_ConsolidationItemsAxis_F96FF10B9F857B8E1B6C3EA108676ECB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Consolidation Items [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ConsolidationItemsAxis" xlink:label="loc_srt_ConsolidationItemsAxis_F96FF10B9F857B8E1B6C3EA108676ECB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ConsolidationItemsAxis_F96FF10B9F857B8E1B6C3EA108676ECB" xlink:to="lab_srt_ConsolidationItemsAxis_F96FF10B9F857B8E1B6C3EA108676ECB" xlink:type="arc"/>
<link:label id="lab_srt_ConsolidationItemsDomain_9BD1F6847D5FA1D8E1ED3EA1086DB075_terseLabel_en-US" xlink:label="lab_srt_ConsolidationItemsDomain_9BD1F6847D5FA1D8E1ED3EA1086DB075" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Consolidation Items [Domain] </link:label>
<link:label id="lab_srt_ConsolidationItemsDomain_9BD1F6847D5FA1D8E1ED3EA1086DB075_label_en-US" xlink:label="lab_srt_ConsolidationItemsDomain_9BD1F6847D5FA1D8E1ED3EA1086DB075" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Consolidation Items [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ConsolidationItemsDomain" xlink:label="loc_srt_ConsolidationItemsDomain_9BD1F6847D5FA1D8E1ED3EA1086DB075" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ConsolidationItemsDomain_9BD1F6847D5FA1D8E1ED3EA1086DB075" xlink:to="lab_srt_ConsolidationItemsDomain_9BD1F6847D5FA1D8E1ED3EA1086DB075" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingSegmentsMember_1FCE599A6C9B9168BA2C3EA1086D1C4F_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingSegmentsMember_1FCE599A6C9B9168BA2C3EA1086D1C4F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating Segments </link:label>
<link:label id="lab_us-gaap_OperatingSegmentsMember_1FCE599A6C9B9168BA2C3EA1086D1C4F_label_en-US" xlink:label="lab_us-gaap_OperatingSegmentsMember_1FCE599A6C9B9168BA2C3EA1086D1C4F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Segments [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingSegmentsMember" xlink:label="loc_us-gaap_OperatingSegmentsMember_1FCE599A6C9B9168BA2C3EA1086D1C4F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingSegmentsMember_1FCE599A6C9B9168BA2C3EA1086D1C4F" xlink:to="lab_us-gaap_OperatingSegmentsMember_1FCE599A6C9B9168BA2C3EA1086D1C4F" xlink:type="arc"/>
<link:label id="lab_us-gaap_CorporateNonSegmentMember_133FF2F055C96D7199513EA1086D37B3_terseLabel_en-US" xlink:label="lab_us-gaap_CorporateNonSegmentMember_133FF2F055C96D7199513EA1086D37B3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Corporate Items </link:label>
<link:label id="lab_us-gaap_CorporateNonSegmentMember_133FF2F055C96D7199513EA1086D37B3_label_en-US" xlink:label="lab_us-gaap_CorporateNonSegmentMember_133FF2F055C96D7199513EA1086D37B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Corporate, Non-Segment [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CorporateNonSegmentMember" xlink:label="loc_us-gaap_CorporateNonSegmentMember_133FF2F055C96D7199513EA1086D37B3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CorporateNonSegmentMember_133FF2F055C96D7199513EA1086D37B3" xlink:to="lab_us-gaap_CorporateNonSegmentMember_133FF2F055C96D7199513EA1086D37B3" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementBusinessSegmentsAxis_03507C921CF7D79B5B6D3EA1086D1D16_terseLabel_en-US" xlink:label="lab_us-gaap_StatementBusinessSegmentsAxis_03507C921CF7D79B5B6D3EA1086D1D16" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Segments [Axis] </link:label>
<link:label id="lab_us-gaap_StatementBusinessSegmentsAxis_03507C921CF7D79B5B6D3EA1086D1D16_label_en-US" xlink:label="lab_us-gaap_StatementBusinessSegmentsAxis_03507C921CF7D79B5B6D3EA1086D1D16" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segments [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_03507C921CF7D79B5B6D3EA1086D1D16" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_03507C921CF7D79B5B6D3EA1086D1D16" xlink:to="lab_us-gaap_StatementBusinessSegmentsAxis_03507C921CF7D79B5B6D3EA1086D1D16" xlink:type="arc"/>
<link:label id="lab_us-gaap_SegmentDomain_B8CB6862BCD56747CCB53EA1086E5226_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentDomain_B8CB6862BCD56747CCB53EA1086E5226" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Segments [Domain] </link:label>
<link:label id="lab_us-gaap_SegmentDomain_B8CB6862BCD56747CCB53EA1086E5226_label_en-US" xlink:label="lab_us-gaap_SegmentDomain_B8CB6862BCD56747CCB53EA1086E5226" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segments [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_B8CB6862BCD56747CCB53EA1086E5226" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentDomain_B8CB6862BCD56747CCB53EA1086E5226" xlink:to="lab_us-gaap_SegmentDomain_B8CB6862BCD56747CCB53EA1086E5226" xlink:type="arc"/>
<link:label id="lab_ndaq_MarketServicesMember_8701EA5B1A4A949B06463EA1086EC0C3_terseLabel_en-US" xlink:label="lab_ndaq_MarketServicesMember_8701EA5B1A4A949B06463EA1086EC0C3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Market Services </link:label>
<link:label id="lab_ndaq_MarketServicesMember_8701EA5B1A4A949B06463EA1086EC0C3_label_en-US" xlink:label="lab_ndaq_MarketServicesMember_8701EA5B1A4A949B06463EA1086EC0C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Market Services [Member] </link:label>
<link:label id="lab_ndaq_MarketServicesMember_8701EA5B1A4A949B06463EA1086EC0C3_documentation_en-US" xlink:label="lab_ndaq_MarketServicesMember_8701EA5B1A4A949B06463EA1086EC0C3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Market Services [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_MarketServicesMember" xlink:label="loc_ndaq_MarketServicesMember_8701EA5B1A4A949B06463EA1086EC0C3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_MarketServicesMember_8701EA5B1A4A949B06463EA1086EC0C3" xlink:to="lab_ndaq_MarketServicesMember_8701EA5B1A4A949B06463EA1086EC0C3" xlink:type="arc"/>
<link:label id="lab_ndaq_CorporateServicesMember_0F53D9A4774A25001D073EA1086E4378_terseLabel_en-US" xlink:label="lab_ndaq_CorporateServicesMember_0F53D9A4774A25001D073EA1086E4378" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Corporate Services </link:label>
<link:label id="lab_ndaq_CorporateServicesMember_0F53D9A4774A25001D073EA1086E4378_label_en-US" xlink:label="lab_ndaq_CorporateServicesMember_0F53D9A4774A25001D073EA1086E4378" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Corporate Services [Member] </link:label>
<link:label id="lab_ndaq_CorporateServicesMember_0F53D9A4774A25001D073EA1086E4378_documentation_en-US" xlink:label="lab_ndaq_CorporateServicesMember_0F53D9A4774A25001D073EA1086E4378" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Corporate Services [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_CorporateServicesMember" xlink:label="loc_ndaq_CorporateServicesMember_0F53D9A4774A25001D073EA1086E4378" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_CorporateServicesMember_0F53D9A4774A25001D073EA1086E4378" xlink:to="lab_ndaq_CorporateServicesMember_0F53D9A4774A25001D073EA1086E4378" xlink:type="arc"/>
<link:label id="lab_ndaq_GlobalInformationMember_4A6FBC59AA43F9BDFEFA3EA1086ED274_terseLabel_en-US" xlink:label="lab_ndaq_GlobalInformationMember_4A6FBC59AA43F9BDFEFA3EA1086ED274" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Information Services </link:label>
<link:label id="lab_ndaq_GlobalInformationMember_4A6FBC59AA43F9BDFEFA3EA1086ED274_label_en-US" xlink:label="lab_ndaq_GlobalInformationMember_4A6FBC59AA43F9BDFEFA3EA1086ED274" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Global Information [Member] </link:label>
<link:label id="lab_ndaq_GlobalInformationMember_4A6FBC59AA43F9BDFEFA3EA1086ED274_documentation_en-US" xlink:label="lab_ndaq_GlobalInformationMember_4A6FBC59AA43F9BDFEFA3EA1086ED274" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Global Information [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_GlobalInformationMember" xlink:label="loc_ndaq_GlobalInformationMember_4A6FBC59AA43F9BDFEFA3EA1086ED274" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_GlobalInformationMember_4A6FBC59AA43F9BDFEFA3EA1086ED274" xlink:to="lab_ndaq_GlobalInformationMember_4A6FBC59AA43F9BDFEFA3EA1086ED274" xlink:type="arc"/>
<link:label id="lab_ndaq_MarketTechnologyMember_B4F0F9AEE8F8247244453EA1086ECF17_verboseLabel_en-US" xlink:label="lab_ndaq_MarketTechnologyMember_B4F0F9AEE8F8247244453EA1086ECF17" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Market Technology </link:label>
<link:label id="lab_ndaq_MarketTechnologyMember_B4F0F9AEE8F8247244453EA1086ECF17_label_en-US" xlink:label="lab_ndaq_MarketTechnologyMember_B4F0F9AEE8F8247244453EA1086ECF17" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Market Technology [Member] </link:label>
<link:label id="lab_ndaq_MarketTechnologyMember_B4F0F9AEE8F8247244453EA1086ECF17_documentation_en-US" xlink:label="lab_ndaq_MarketTechnologyMember_B4F0F9AEE8F8247244453EA1086ECF17" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Market Technology [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_MarketTechnologyMember" xlink:label="loc_ndaq_MarketTechnologyMember_B4F0F9AEE8F8247244453EA1086ECF17" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_MarketTechnologyMember_B4F0F9AEE8F8247244453EA1086ECF17" xlink:to="lab_ndaq_MarketTechnologyMember_B4F0F9AEE8F8247244453EA1086ECF17" xlink:type="arc"/>
<link:label id="lab_us-gaap_SegmentReportingInformationLineItems_1AD8A094870485E87B703EA1086F48E5_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentReportingInformationLineItems_1AD8A094870485E87B703EA1086F48E5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Segment Reporting Information [Line Items] </link:label>
<link:label id="lab_us-gaap_SegmentReportingInformationLineItems_1AD8A094870485E87B703EA1086F48E5_label_en-US" xlink:label="lab_us-gaap_SegmentReportingInformationLineItems_1AD8A094870485E87B703EA1086F48E5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segment Reporting Information [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SegmentReportingInformationLineItems" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_1AD8A094870485E87B703EA1086F48E5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_1AD8A094870485E87B703EA1086F48E5" xlink:to="lab_us-gaap_SegmentReportingInformationLineItems_1AD8A094870485E87B703EA1086F48E5" xlink:type="arc"/>
<link:label id="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_807630A7E8E1AA4A3AD63EA1086F4C5A_verboseLabel_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_807630A7E8E1AA4A3AD63EA1086F4C5A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Total revenues </link:label>
<link:label id="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_807630A7E8E1AA4A3AD63EA1086F4C5A_label_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_807630A7E8E1AA4A3AD63EA1086F4C5A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenue from Contract with Customer, Excluding Assessed Tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_807630A7E8E1AA4A3AD63EA1086F4C5A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_807630A7E8E1AA4A3AD63EA1086F4C5A" xlink:to="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_807630A7E8E1AA4A3AD63EA1086F4C5A" xlink:type="arc"/>
<link:label id="lab_us-gaap_CostOfRevenue_80CE75E6F06CAF817E313EA1086F2CEE_negatedLabel_en-US" xlink:label="lab_us-gaap_CostOfRevenue_80CE75E6F06CAF817E313EA1086F2CEE" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Transaction-based expenses </link:label>
<link:label id="lab_us-gaap_CostOfRevenue_80CE75E6F06CAF817E313EA1086F2CEE_label_en-US" xlink:label="lab_us-gaap_CostOfRevenue_80CE75E6F06CAF817E313EA1086F2CEE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cost of Revenue </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CostOfRevenue" xlink:label="loc_us-gaap_CostOfRevenue_80CE75E6F06CAF817E313EA1086F2CEE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CostOfRevenue_80CE75E6F06CAF817E313EA1086F2CEE" xlink:to="lab_us-gaap_CostOfRevenue_80CE75E6F06CAF817E313EA1086F2CEE" xlink:type="arc"/>
<link:label id="lab_us-gaap_GrossProfit_0FA92717B17A545FCD043EA1086FDEF7_totalLabel_en-US" xlink:label="lab_us-gaap_GrossProfit_0FA92717B17A545FCD043EA1086FDEF7" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Revenues less transaction-based expenses </link:label>
<link:label id="lab_us-gaap_GrossProfit_0FA92717B17A545FCD043EA1086FDEF7_label_en-US" xlink:label="lab_us-gaap_GrossProfit_0FA92717B17A545FCD043EA1086FDEF7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gross Profit </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GrossProfit" xlink:label="loc_us-gaap_GrossProfit_0FA92717B17A545FCD043EA1086FDEF7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GrossProfit_0FA92717B17A545FCD043EA1086FDEF7" xlink:to="lab_us-gaap_GrossProfit_0FA92717B17A545FCD043EA1086FDEF7" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingIncomeLoss_38E1910F714E61363F9D3EA1086F91F5_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss_38E1910F714E61363F9D3EA1086F91F5" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Operating income </link:label>
<link:label id="lab_us-gaap_OperatingIncomeLoss_38E1910F714E61363F9D3EA1086F91F5_label_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss_38E1910F714E61363F9D3EA1086F91F5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Income (Loss) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_38E1910F714E61363F9D3EA1086F91F5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingIncomeLoss_38E1910F714E61363F9D3EA1086F91F5" xlink:to="lab_us-gaap_OperatingIncomeLoss_38E1910F714E61363F9D3EA1086F91F5" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeaseCost_D65E63119AB254B6EE1411C50293B29F_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseCost_D65E63119AB254B6EE1411C50293B29F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating lease cost </link:label>
<link:label id="lab_us-gaap_OperatingLeaseCost_D65E63119AB254B6EE1411C50293B29F_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseCost_D65E63119AB254B6EE1411C50293B29F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Cost </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseCost" xlink:label="loc_us-gaap_OperatingLeaseCost_D65E63119AB254B6EE1411C50293B29F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseCost_D65E63119AB254B6EE1411C50293B29F" xlink:to="lab_us-gaap_OperatingLeaseCost_D65E63119AB254B6EE1411C50293B29F" xlink:type="arc"/>
<link:label id="lab_us-gaap_VariableLeaseCost_8C23F92DE9350752D0CA11C502939EAE_terseLabel_en-US" xlink:label="lab_us-gaap_VariableLeaseCost_8C23F92DE9350752D0CA11C502939EAE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Variable lease cost </link:label>
<link:label id="lab_us-gaap_VariableLeaseCost_8C23F92DE9350752D0CA11C502939EAE_label_en-US" xlink:label="lab_us-gaap_VariableLeaseCost_8C23F92DE9350752D0CA11C502939EAE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Variable Lease, Cost </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_VariableLeaseCost" xlink:label="loc_us-gaap_VariableLeaseCost_8C23F92DE9350752D0CA11C502939EAE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_VariableLeaseCost_8C23F92DE9350752D0CA11C502939EAE" xlink:to="lab_us-gaap_VariableLeaseCost_8C23F92DE9350752D0CA11C502939EAE" xlink:type="arc"/>
<link:label id="lab_us-gaap_SubleaseIncome_9DEFD8A29BA29AF0826A11C50294BED9_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_SubleaseIncome_9DEFD8A29BA29AF0826A11C50294BED9" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Sublease income </link:label>
<link:label id="lab_us-gaap_SubleaseIncome_9DEFD8A29BA29AF0826A11C50294BED9_label_en-US" xlink:label="lab_us-gaap_SubleaseIncome_9DEFD8A29BA29AF0826A11C50294BED9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Sublease Income </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SubleaseIncome" xlink:label="loc_us-gaap_SubleaseIncome_9DEFD8A29BA29AF0826A11C50294BED9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubleaseIncome_9DEFD8A29BA29AF0826A11C50294BED9" xlink:to="lab_us-gaap_SubleaseIncome_9DEFD8A29BA29AF0826A11C50294BED9" xlink:type="arc"/>
<link:label id="lab_us-gaap_LeaseCost_887B43AD0FE15A73DBC911C50294B20A_totalLabel_en-US" xlink:label="lab_us-gaap_LeaseCost_887B43AD0FE15A73DBC911C50294B20A" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total lease cost </link:label>
<link:label id="lab_us-gaap_LeaseCost_887B43AD0FE15A73DBC911C50294B20A_label_en-US" xlink:label="lab_us-gaap_LeaseCost_887B43AD0FE15A73DBC911C50294B20A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lease, Cost </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeaseCost" xlink:label="loc_us-gaap_LeaseCost_887B43AD0FE15A73DBC911C50294B20A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LeaseCost_887B43AD0FE15A73DBC911C50294B20A" xlink:to="lab_us-gaap_LeaseCost_887B43AD0FE15A73DBC911C50294B20A" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtDisclosureAbstract_99B795E2CB83F20A785E11E86096C76C_label_en-US" xlink:label="lab_us-gaap_DebtDisclosureAbstract_99B795E2CB83F20A785E11E86096C76C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Disclosure [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="loc_us-gaap_DebtDisclosureAbstract_99B795E2CB83F20A785E11E86096C76C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtDisclosureAbstract_99B795E2CB83F20A785E11E86096C76C" xlink:to="lab_us-gaap_DebtDisclosureAbstract_99B795E2CB83F20A785E11E86096C76C" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentTable_65F4E4BEFE4462EF439311E860962AD6_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentTable_65F4E4BEFE4462EF439311E860962AD6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Long-term Debt Instruments [Table] </link:label>
<link:label id="lab_us-gaap_DebtInstrumentTable_65F4E4BEFE4462EF439311E860962AD6_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentTable_65F4E4BEFE4462EF439311E860962AD6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Long-term Debt Instruments [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="loc_us-gaap_DebtInstrumentTable_65F4E4BEFE4462EF439311E860962AD6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentTable_65F4E4BEFE4462EF439311E860962AD6" xlink:to="lab_us-gaap_DebtInstrumentTable_65F4E4BEFE4462EF439311E860962AD6" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongtermDebtTypeAxis_8AE4BD7A5704BC39425A11E860987C2E_terseLabel_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeAxis_8AE4BD7A5704BC39425A11E860987C2E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Type [Axis] </link:label>
<link:label id="lab_us-gaap_LongtermDebtTypeAxis_8AE4BD7A5704BC39425A11E860987C2E_label_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeAxis_8AE4BD7A5704BC39425A11E860987C2E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Type [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_8AE4BD7A5704BC39425A11E860987C2E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_8AE4BD7A5704BC39425A11E860987C2E" xlink:to="lab_us-gaap_LongtermDebtTypeAxis_8AE4BD7A5704BC39425A11E860987C2E" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongtermDebtTypeDomain_0420474BFBD084AAA98B11E860984BCA_terseLabel_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeDomain_0420474BFBD084AAA98B11E860984BCA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Type [Domain] </link:label>
<link:label id="lab_us-gaap_LongtermDebtTypeDomain_0420474BFBD084AAA98B11E860984BCA_label_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeDomain_0420474BFBD084AAA98B11E860984BCA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Type [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_0420474BFBD084AAA98B11E860984BCA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_0420474BFBD084AAA98B11E860984BCA" xlink:to="lab_us-gaap_LongtermDebtTypeDomain_0420474BFBD084AAA98B11E860984BCA" xlink:type="arc"/>
<link:label id="lab_us-gaap_RevolvingCreditFacilityMember_24BBB0DE00578BC0473311E86099395B_terseLabel_en-US" xlink:label="lab_us-gaap_RevolvingCreditFacilityMember_24BBB0DE00578BC0473311E86099395B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revolving Credit Facility </link:label>
<link:label id="lab_us-gaap_RevolvingCreditFacilityMember_24BBB0DE00578BC0473311E86099395B_label_en-US" xlink:label="lab_us-gaap_RevolvingCreditFacilityMember_24BBB0DE00578BC0473311E86099395B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revolving Credit Facility [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_24BBB0DE00578BC0473311E86099395B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevolvingCreditFacilityMember_24BBB0DE00578BC0473311E86099395B" xlink:to="lab_us-gaap_RevolvingCreditFacilityMember_24BBB0DE00578BC0473311E86099395B" xlink:type="arc"/>
<link:label id="lab_us-gaap_CreditFacilityAxis_AD00ECBD70CAA52E662011E86097392E_terseLabel_en-US" xlink:label="lab_us-gaap_CreditFacilityAxis_AD00ECBD70CAA52E662011E86097392E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Credit Facility [Axis] </link:label>
<link:label id="lab_us-gaap_CreditFacilityAxis_AD00ECBD70CAA52E662011E86097392E_label_en-US" xlink:label="lab_us-gaap_CreditFacilityAxis_AD00ECBD70CAA52E662011E86097392E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Credit Facility [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:label="loc_us-gaap_CreditFacilityAxis_AD00ECBD70CAA52E662011E86097392E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CreditFacilityAxis_AD00ECBD70CAA52E662011E86097392E" xlink:to="lab_us-gaap_CreditFacilityAxis_AD00ECBD70CAA52E662011E86097392E" xlink:type="arc"/>
<link:label id="lab_us-gaap_CreditFacilityDomain_E07FDB970E4677E98DD811E8609761BC_terseLabel_en-US" xlink:label="lab_us-gaap_CreditFacilityDomain_E07FDB970E4677E98DD811E8609761BC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Credit Facility [Domain] </link:label>
<link:label id="lab_us-gaap_CreditFacilityDomain_E07FDB970E4677E98DD811E8609761BC_label_en-US" xlink:label="lab_us-gaap_CreditFacilityDomain_E07FDB970E4677E98DD811E8609761BC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Credit Facility [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaap_CreditFacilityDomain_E07FDB970E4677E98DD811E8609761BC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CreditFacilityDomain_E07FDB970E4677E98DD811E8609761BC" xlink:to="lab_us-gaap_CreditFacilityDomain_E07FDB970E4677E98DD811E8609761BC" xlink:type="arc"/>
<link:label id="lab_ndaq_CommercialPaperAndLetterOfCreditMember_D88AD52D65111D5129F411E86098368A_terseLabel_en-US" xlink:label="lab_ndaq_CommercialPaperAndLetterOfCreditMember_D88AD52D65111D5129F411E86098368A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Commercial Paper and Letter Of Credit </link:label>
<link:label id="lab_ndaq_CommercialPaperAndLetterOfCreditMember_D88AD52D65111D5129F411E86098368A_label_en-US" xlink:label="lab_ndaq_CommercialPaperAndLetterOfCreditMember_D88AD52D65111D5129F411E86098368A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Commercial Paper And Letter Of Credit [Member] </link:label>
<link:label id="lab_ndaq_CommercialPaperAndLetterOfCreditMember_D88AD52D65111D5129F411E86098368A_documentation_en-US" xlink:label="lab_ndaq_CommercialPaperAndLetterOfCreditMember_D88AD52D65111D5129F411E86098368A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Commercial Paper And Letter Of Credit [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_CommercialPaperAndLetterOfCreditMember" xlink:label="loc_ndaq_CommercialPaperAndLetterOfCreditMember_D88AD52D65111D5129F411E86098368A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_CommercialPaperAndLetterOfCreditMember_D88AD52D65111D5129F411E86098368A" xlink:to="lab_ndaq_CommercialPaperAndLetterOfCreditMember_D88AD52D65111D5129F411E86098368A" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentAxis_3112E09A049CAC4571E311E860998068_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentAxis_3112E09A049CAC4571E311E860998068" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Instrument [Axis] </link:label>
<link:label id="lab_us-gaap_DebtInstrumentAxis_3112E09A049CAC4571E311E860998068_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentAxis_3112E09A049CAC4571E311E860998068" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="loc_us-gaap_DebtInstrumentAxis_3112E09A049CAC4571E311E860998068" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentAxis_3112E09A049CAC4571E311E860998068" xlink:to="lab_us-gaap_DebtInstrumentAxis_3112E09A049CAC4571E311E860998068" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentNameDomain_5CB627E3F5BBE1E7923011E860991124_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentNameDomain_5CB627E3F5BBE1E7923011E860991124" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Name [Domain] </link:label>
<link:label id="lab_us-gaap_DebtInstrumentNameDomain_5CB627E3F5BBE1E7923011E860991124_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentNameDomain_5CB627E3F5BBE1E7923011E860991124" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Name [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_5CB627E3F5BBE1E7923011E860991124" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_5CB627E3F5BBE1E7923011E860991124" xlink:to="lab_us-gaap_DebtInstrumentNameDomain_5CB627E3F5BBE1E7923011E860991124" xlink:type="arc"/>
<link:label id="lab_ndaq_OneBillionFiveYearRevolvingCreditFacilityMember_D4790FDAEC70A257FBAF11E8609943D4_terseLabel_en-US" xlink:label="lab_ndaq_OneBillionFiveYearRevolvingCreditFacilityMember_D4790FDAEC70A257FBAF11E8609943D4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> $1 billion senior unsecured revolving credit facility due April 25, 2022 </link:label>
<link:label id="lab_ndaq_OneBillionFiveYearRevolvingCreditFacilityMember_D4790FDAEC70A257FBAF11E8609943D4_label_en-US" xlink:label="lab_ndaq_OneBillionFiveYearRevolvingCreditFacilityMember_D4790FDAEC70A257FBAF11E8609943D4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> One Billion, Five-Year Revolving Credit Facility [Member] </link:label>
<link:label id="lab_ndaq_OneBillionFiveYearRevolvingCreditFacilityMember_D4790FDAEC70A257FBAF11E8609943D4_documentation_en-US" xlink:label="lab_ndaq_OneBillionFiveYearRevolvingCreditFacilityMember_D4790FDAEC70A257FBAF11E8609943D4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> One Billion, Five-Year Revolving Credit Facility [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_OneBillionFiveYearRevolvingCreditFacilityMember" xlink:label="loc_ndaq_OneBillionFiveYearRevolvingCreditFacilityMember_D4790FDAEC70A257FBAF11E8609943D4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_OneBillionFiveYearRevolvingCreditFacilityMember_D4790FDAEC70A257FBAF11E8609943D4" xlink:to="lab_ndaq_OneBillionFiveYearRevolvingCreditFacilityMember_D4790FDAEC70A257FBAF11E8609943D4" xlink:type="arc"/>
<link:label id="lab_srt_RangeAxis_BE2991A801EE76F380A311E86096F48C_terseLabel_en-US" xlink:label="lab_srt_RangeAxis_BE2991A801EE76F380A311E86096F48C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Statistical Measurement [Axis] </link:label>
<link:label id="lab_srt_RangeAxis_BE2991A801EE76F380A311E86096F48C_label_en-US" xlink:label="lab_srt_RangeAxis_BE2991A801EE76F380A311E86096F48C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statistical Measurement [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeAxis" xlink:label="loc_srt_RangeAxis_BE2991A801EE76F380A311E86096F48C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_RangeAxis_BE2991A801EE76F380A311E86096F48C" xlink:to="lab_srt_RangeAxis_BE2991A801EE76F380A311E86096F48C" xlink:type="arc"/>
<link:label id="lab_srt_RangeMember_6C719E51B944F7CA3BCB11E860972A8D_terseLabel_en-US" xlink:label="lab_srt_RangeMember_6C719E51B944F7CA3BCB11E860972A8D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Statistical Measurement [Domain] </link:label>
<link:label id="lab_srt_RangeMember_6C719E51B944F7CA3BCB11E860972A8D_label_en-US" xlink:label="lab_srt_RangeMember_6C719E51B944F7CA3BCB11E860972A8D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statistical Measurement [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember" xlink:label="loc_srt_RangeMember_6C719E51B944F7CA3BCB11E860972A8D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_RangeMember_6C719E51B944F7CA3BCB11E860972A8D" xlink:to="lab_srt_RangeMember_6C719E51B944F7CA3BCB11E860972A8D" xlink:type="arc"/>
<link:label id="lab_srt_MinimumMember_81ED5EBE123C4473323D11E86097F8C5_terseLabel_en-US" xlink:label="lab_srt_MinimumMember_81ED5EBE123C4473323D11E86097F8C5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Minimum </link:label>
<link:label id="lab_srt_MinimumMember_81ED5EBE123C4473323D11E86097F8C5_label_en-US" xlink:label="lab_srt_MinimumMember_81ED5EBE123C4473323D11E86097F8C5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Minimum [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MinimumMember" xlink:label="loc_srt_MinimumMember_81ED5EBE123C4473323D11E86097F8C5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_MinimumMember_81ED5EBE123C4473323D11E86097F8C5" xlink:to="lab_srt_MinimumMember_81ED5EBE123C4473323D11E86097F8C5" xlink:type="arc"/>
<link:label id="lab_srt_MaximumMember_8ABA0C7FF6CFC491971B11E860977E44_terseLabel_en-US" xlink:label="lab_srt_MaximumMember_8ABA0C7FF6CFC491971B11E860977E44" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maximum </link:label>
<link:label id="lab_srt_MaximumMember_8ABA0C7FF6CFC491971B11E860977E44_label_en-US" xlink:label="lab_srt_MaximumMember_8ABA0C7FF6CFC491971B11E860977E44" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Maximum [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MaximumMember" xlink:label="loc_srt_MaximumMember_8ABA0C7FF6CFC491971B11E860977E44" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_MaximumMember_8ABA0C7FF6CFC491971B11E860977E44" xlink:to="lab_srt_MaximumMember_8ABA0C7FF6CFC491971B11E860977E44" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentLineItems_1738ADC65003FA79A16911E86099EBE1_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems_1738ADC65003FA79A16911E86099EBE1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Instrument [Line Items] </link:label>
<link:label id="lab_us-gaap_DebtInstrumentLineItems_1738ADC65003FA79A16911E86099EBE1_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems_1738ADC65003FA79A16911E86099EBE1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="loc_us-gaap_DebtInstrumentLineItems_1738ADC65003FA79A16911E86099EBE1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentLineItems_1738ADC65003FA79A16911E86099EBE1" xlink:to="lab_us-gaap_DebtInstrumentLineItems_1738ADC65003FA79A16911E86099EBE1" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_5196A13BE28DAA61923B11E8609AA731_verboseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_5196A13BE28DAA61923B11E8609AA731" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Credit facility, borrowing capacity </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_5196A13BE28DAA61923B11E8609AA731_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_5196A13BE28DAA61923B11E8609AA731" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Maximum Borrowing Capacity </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_5196A13BE28DAA61923B11E8609AA731" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_5196A13BE28DAA61923B11E8609AA731" xlink:to="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_5196A13BE28DAA61923B11E8609AA731" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentTerm_84001FC0C5E348C043A511E8609AB71B_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentTerm_84001FC0C5E348C043A511E8609AB71B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Credit facility term </link:label>
<link:label id="lab_us-gaap_DebtInstrumentTerm_84001FC0C5E348C043A511E8609AB71B_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentTerm_84001FC0C5E348C043A511E8609AB71B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Term </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentTerm" xlink:label="loc_us-gaap_DebtInstrumentTerm_84001FC0C5E348C043A511E8609AB71B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentTerm_84001FC0C5E348C043A511E8609AB71B" xlink:to="lab_us-gaap_DebtInstrumentTerm_84001FC0C5E348C043A511E8609AB71B" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_5A8167B3A0F786EB311C11E8609AE1C7_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_5A8167B3A0F786EB311C11E8609AE1C7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Line of credit facility, fair value of amount outstanding </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_5A8167B3A0F786EB311C11E8609AE1C7_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_5A8167B3A0F786EB311C11E8609AE1C7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Fair Value of Amount Outstanding </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding" xlink:label="loc_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_5A8167B3A0F786EB311C11E8609AE1C7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_5A8167B3A0F786EB311C11E8609AE1C7" xlink:to="lab_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_5A8167B3A0F786EB311C11E8609AE1C7" xlink:type="arc"/>
<link:label id="lab_us-gaap_UnamortizedDebtIssuanceExpense_47ABDA94B671F9EC2B3411E8609A951C_terseLabel_en-US" xlink:label="lab_us-gaap_UnamortizedDebtIssuanceExpense_47ABDA94B671F9EC2B3411E8609A951C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Unamortized debt issuance expense </link:label>
<link:label id="lab_us-gaap_UnamortizedDebtIssuanceExpense_47ABDA94B671F9EC2B3411E8609A951C_label_en-US" xlink:label="lab_us-gaap_UnamortizedDebtIssuanceExpense_47ABDA94B671F9EC2B3411E8609A951C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unamortized Debt Issuance Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnamortizedDebtIssuanceExpense" xlink:label="loc_us-gaap_UnamortizedDebtIssuanceExpense_47ABDA94B671F9EC2B3411E8609A951C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnamortizedDebtIssuanceExpense_47ABDA94B671F9EC2B3411E8609A951C" xlink:to="lab_us-gaap_UnamortizedDebtIssuanceExpense_47ABDA94B671F9EC2B3411E8609A951C" xlink:type="arc"/>
<link:label id="lab_ndaq_LineOfCreditFacilityUsedForLiquiditySupport_8DD2398FC80AA665714C11E8609A3B48_terseLabel_en-US" xlink:label="lab_ndaq_LineOfCreditFacilityUsedForLiquiditySupport_8DD2398FC80AA665714C11E8609A3B48" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Credit facility, remaining residual borrowing capacity </link:label>
<link:label id="lab_ndaq_LineOfCreditFacilityUsedForLiquiditySupport_8DD2398FC80AA665714C11E8609A3B48_label_en-US" xlink:label="lab_ndaq_LineOfCreditFacilityUsedForLiquiditySupport_8DD2398FC80AA665714C11E8609A3B48" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line Of Credit Facility, Used For Liquidity Support </link:label>
<link:label id="lab_ndaq_LineOfCreditFacilityUsedForLiquiditySupport_8DD2398FC80AA665714C11E8609A3B48_documentation_en-US" xlink:label="lab_ndaq_LineOfCreditFacilityUsedForLiquiditySupport_8DD2398FC80AA665714C11E8609A3B48" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Line Of Credit Facility used for Liquidity Support </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_LineOfCreditFacilityUsedForLiquiditySupport" xlink:label="loc_ndaq_LineOfCreditFacilityUsedForLiquiditySupport_8DD2398FC80AA665714C11E8609A3B48" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_LineOfCreditFacilityUsedForLiquiditySupport_8DD2398FC80AA665714C11E8609A3B48" xlink:to="lab_ndaq_LineOfCreditFacilityUsedForLiquiditySupport_8DD2398FC80AA665714C11E8609A3B48" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_26602359C21AAB07CBB211E8609BCCCE_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_26602359C21AAB07CBB211E8609BCCCE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Remaining amount available </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_26602359C21AAB07CBB211E8609BCCCE_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_26602359C21AAB07CBB211E8609BCCCE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Remaining Borrowing Capacity </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_26602359C21AAB07CBB211E8609BCCCE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_26602359C21AAB07CBB211E8609BCCCE" xlink:to="lab_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_26602359C21AAB07CBB211E8609BCCCE" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_B42E2ECC8DE2719AE13D11E8609B8DDD_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_B42E2ECC8DE2719AE13D11E8609B8DDD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Line of credit facility, commitment fee percentage </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_B42E2ECC8DE2719AE13D11E8609B8DDD_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_B42E2ECC8DE2719AE13D11E8609B8DDD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Commitment Fee Percentage </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityCommitmentFeePercentage" xlink:label="loc_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_B42E2ECC8DE2719AE13D11E8609B8DDD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_B42E2ECC8DE2719AE13D11E8609B8DDD" xlink:to="lab_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_B42E2ECC8DE2719AE13D11E8609B8DDD" xlink:type="arc"/>
<link:label id="lab_ndaq_LineOfCreditFacilityOptionalIncreaseInMaximumBorrowingCapacity_1260A41278AC3C7B8D3A11E8609BB1BF_terseLabel_en-US" xlink:label="lab_ndaq_LineOfCreditFacilityOptionalIncreaseInMaximumBorrowingCapacity_1260A41278AC3C7B8D3A11E8609BB1BF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Option to increase available aggregate amount </link:label>
<link:label id="lab_ndaq_LineOfCreditFacilityOptionalIncreaseInMaximumBorrowingCapacity_1260A41278AC3C7B8D3A11E8609BB1BF_label_en-US" xlink:label="lab_ndaq_LineOfCreditFacilityOptionalIncreaseInMaximumBorrowingCapacity_1260A41278AC3C7B8D3A11E8609BB1BF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line Of Credit Facility, Optional Increase In Maximum Borrowing Capacity </link:label>
<link:label id="lab_ndaq_LineOfCreditFacilityOptionalIncreaseInMaximumBorrowingCapacity_1260A41278AC3C7B8D3A11E8609BB1BF_documentation_en-US" xlink:label="lab_ndaq_LineOfCreditFacilityOptionalIncreaseInMaximumBorrowingCapacity_1260A41278AC3C7B8D3A11E8609BB1BF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Line Of Credit Facility, Optional Increase In Maximum Borrowing Capacity </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_LineOfCreditFacilityOptionalIncreaseInMaximumBorrowingCapacity" xlink:label="loc_ndaq_LineOfCreditFacilityOptionalIncreaseInMaximumBorrowingCapacity_1260A41278AC3C7B8D3A11E8609BB1BF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_LineOfCreditFacilityOptionalIncreaseInMaximumBorrowingCapacity_1260A41278AC3C7B8D3A11E8609BB1BF" xlink:to="lab_ndaq_LineOfCreditFacilityOptionalIncreaseInMaximumBorrowingCapacity_1260A41278AC3C7B8D3A11E8609BB1BF" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementOfFinancialPositionAbstract_E3E56253A9DE6C1F325811C50322F733_label_en-US" xlink:label="lab_us-gaap_StatementOfFinancialPositionAbstract_E3E56253A9DE6C1F325811C50322F733" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement of Financial Position [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_E3E56253A9DE6C1F325811C50322F733" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_E3E56253A9DE6C1F325811C50322F733" xlink:to="lab_us-gaap_StatementOfFinancialPositionAbstract_E3E56253A9DE6C1F325811C50322F733" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsAbstract_65F1D0B3EFB36C6A636111C503228F75_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsAbstract_65F1D0B3EFB36C6A636111C503228F75" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Assets </link:label>
<link:label id="lab_us-gaap_AssetsAbstract_65F1D0B3EFB36C6A636111C503228F75_label_en-US" xlink:label="lab_us-gaap_AssetsAbstract_65F1D0B3EFB36C6A636111C503228F75" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="loc_us-gaap_AssetsAbstract_65F1D0B3EFB36C6A636111C503228F75" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsAbstract_65F1D0B3EFB36C6A636111C503228F75" xlink:to="lab_us-gaap_AssetsAbstract_65F1D0B3EFB36C6A636111C503228F75" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsCurrentAbstract_81475A32190AA477387B11C503229010_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_81475A32190AA477387B11C503229010" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current assets: </link:label>
<link:label id="lab_us-gaap_AssetsCurrentAbstract_81475A32190AA477387B11C503229010_label_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_81475A32190AA477387B11C503229010" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets, Current [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="loc_us-gaap_AssetsCurrentAbstract_81475A32190AA477387B11C503229010" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsCurrentAbstract_81475A32190AA477387B11C503229010" xlink:to="lab_us-gaap_AssetsCurrentAbstract_81475A32190AA477387B11C503229010" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_F425DA8FF7A88BAE338911C50323CEB9_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_F425DA8FF7A88BAE338911C50323CEB9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash and cash equivalents </link:label>
<link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_F425DA8FF7A88BAE338911C50323CEB9_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_F425DA8FF7A88BAE338911C50323CEB9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents, at Carrying Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_F425DA8FF7A88BAE338911C50323CEB9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_F425DA8FF7A88BAE338911C50323CEB9" xlink:to="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_F425DA8FF7A88BAE338911C50323CEB9" xlink:type="arc"/>
<link:label id="lab_us-gaap_RestrictedCashCurrent_06BECB23CC938A7AFD7C11C50323CFC4_terseLabel_en-US" xlink:label="lab_us-gaap_RestrictedCashCurrent_06BECB23CC938A7AFD7C11C50323CFC4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restricted cash </link:label>
<link:label id="lab_us-gaap_RestrictedCashCurrent_06BECB23CC938A7AFD7C11C50323CFC4_label_en-US" xlink:label="lab_us-gaap_RestrictedCashCurrent_06BECB23CC938A7AFD7C11C50323CFC4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restricted Cash, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestrictedCashCurrent" xlink:label="loc_us-gaap_RestrictedCashCurrent_06BECB23CC938A7AFD7C11C50323CFC4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestrictedCashCurrent_06BECB23CC938A7AFD7C11C50323CFC4" xlink:to="lab_us-gaap_RestrictedCashCurrent_06BECB23CC938A7AFD7C11C50323CFC4" xlink:type="arc"/>
<link:label id="lab_us-gaap_MarketableSecuritiesCurrent_6BC98860EC6D27849FA411C503236E1A_terseLabel_en-US" xlink:label="lab_us-gaap_MarketableSecuritiesCurrent_6BC98860EC6D27849FA411C503236E1A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Financial investments, at fair value </link:label>
<link:label id="lab_us-gaap_MarketableSecuritiesCurrent_6BC98860EC6D27849FA411C503236E1A_label_en-US" xlink:label="lab_us-gaap_MarketableSecuritiesCurrent_6BC98860EC6D27849FA411C503236E1A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Marketable Securities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MarketableSecuritiesCurrent" xlink:label="loc_us-gaap_MarketableSecuritiesCurrent_6BC98860EC6D27849FA411C503236E1A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MarketableSecuritiesCurrent_6BC98860EC6D27849FA411C503236E1A" xlink:to="lab_us-gaap_MarketableSecuritiesCurrent_6BC98860EC6D27849FA411C503236E1A" xlink:type="arc"/>
<link:label id="lab_us-gaap_ReceivablesNetCurrent_E781B78865E032A3B65511C503239400_terseLabel_en-US" xlink:label="lab_us-gaap_ReceivablesNetCurrent_E781B78865E032A3B65511C503239400" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Receivables, net </link:label>
<link:label id="lab_us-gaap_ReceivablesNetCurrent_E781B78865E032A3B65511C503239400_label_en-US" xlink:label="lab_us-gaap_ReceivablesNetCurrent_E781B78865E032A3B65511C503239400" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Receivables, Net, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ReceivablesNetCurrent" xlink:label="loc_us-gaap_ReceivablesNetCurrent_E781B78865E032A3B65511C503239400" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReceivablesNetCurrent_E781B78865E032A3B65511C503239400" xlink:to="lab_us-gaap_ReceivablesNetCurrent_E781B78865E032A3B65511C503239400" xlink:type="arc"/>
<link:label id="lab_ndaq_DefaultFundsAndMarginDepositsAssets_0AB6C8810D65D39E0D0E11C50324D9A8_terseLabel_en-US" xlink:label="lab_ndaq_DefaultFundsAndMarginDepositsAssets_0AB6C8810D65D39E0D0E11C50324D9A8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Default funds and margin deposits </link:label>
<link:label id="lab_ndaq_DefaultFundsAndMarginDepositsAssets_0AB6C8810D65D39E0D0E11C50324D9A8_label_en-US" xlink:label="lab_ndaq_DefaultFundsAndMarginDepositsAssets_0AB6C8810D65D39E0D0E11C50324D9A8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Default Funds And Margin Deposits Assets </link:label>
<link:label id="lab_ndaq_DefaultFundsAndMarginDepositsAssets_0AB6C8810D65D39E0D0E11C50324D9A8_documentation_en-US" xlink:label="lab_ndaq_DefaultFundsAndMarginDepositsAssets_0AB6C8810D65D39E0D0E11C50324D9A8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Nasdaq Clearing members cash contributions for regulatory capital requirements associated with default fund contributions and margin deposits. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_DefaultFundsAndMarginDepositsAssets" xlink:label="loc_ndaq_DefaultFundsAndMarginDepositsAssets_0AB6C8810D65D39E0D0E11C50324D9A8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_DefaultFundsAndMarginDepositsAssets_0AB6C8810D65D39E0D0E11C50324D9A8" xlink:to="lab_ndaq_DefaultFundsAndMarginDepositsAssets_0AB6C8810D65D39E0D0E11C50324D9A8" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherAssetsCurrent_F46A2E25471950497B6511C503244493_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsCurrent_F46A2E25471950497B6511C503244493" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other current assets </link:label>
<link:label id="lab_us-gaap_OtherAssetsCurrent_F46A2E25471950497B6511C503244493_label_en-US" xlink:label="lab_us-gaap_OtherAssetsCurrent_F46A2E25471950497B6511C503244493" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Assets, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAssetsCurrent" xlink:label="loc_us-gaap_OtherAssetsCurrent_F46A2E25471950497B6511C503244493" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssetsCurrent_F46A2E25471950497B6511C503244493" xlink:to="lab_us-gaap_OtherAssetsCurrent_F46A2E25471950497B6511C503244493" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsCurrent_00106E0E23016EC3FB2D11C50324EAE0_totalLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrent_00106E0E23016EC3FB2D11C50324EAE0" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total current assets </link:label>
<link:label id="lab_us-gaap_AssetsCurrent_00106E0E23016EC3FB2D11C50324EAE0_label_en-US" xlink:label="lab_us-gaap_AssetsCurrent_00106E0E23016EC3FB2D11C50324EAE0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="loc_us-gaap_AssetsCurrent_00106E0E23016EC3FB2D11C50324EAE0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsCurrent_00106E0E23016EC3FB2D11C50324EAE0" xlink:to="lab_us-gaap_AssetsCurrent_00106E0E23016EC3FB2D11C50324EAE0" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_9E33B33558E8A6E9278911C5032462F5_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_9E33B33558E8A6E9278911C5032462F5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property and equipment, net </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_9E33B33558E8A6E9278911C5032462F5_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_9E33B33558E8A6E9278911C5032462F5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_9E33B33558E8A6E9278911C5032462F5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_9E33B33558E8A6E9278911C5032462F5" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentNet_9E33B33558E8A6E9278911C5032462F5" xlink:type="arc"/>
<link:label id="lab_us-gaap_Goodwill_9026B980C0C9D6EFF1AF11C503244231_terseLabel_en-US" xlink:label="lab_us-gaap_Goodwill_9026B980C0C9D6EFF1AF11C503244231" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill </link:label>
<link:label id="lab_us-gaap_Goodwill_9026B980C0C9D6EFF1AF11C503244231_label_en-US" xlink:label="lab_us-gaap_Goodwill_9026B980C0C9D6EFF1AF11C503244231" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_9026B980C0C9D6EFF1AF11C503244231" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Goodwill_9026B980C0C9D6EFF1AF11C503244231" xlink:to="lab_us-gaap_Goodwill_9026B980C0C9D6EFF1AF11C503244231" xlink:type="arc"/>
<link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_F1800BE3F8461AFD470711C5032532BA_terseLabel_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_F1800BE3F8461AFD470711C5032532BA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Intangible assets, net </link:label>
<link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_F1800BE3F8461AFD470711C5032532BA_label_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_F1800BE3F8461AFD470711C5032532BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Intangible Assets, Net (Excluding Goodwill) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_F1800BE3F8461AFD470711C5032532BA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_F1800BE3F8461AFD470711C5032532BA" xlink:to="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_F1800BE3F8461AFD470711C5032532BA" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeaseRightOfUseAsset_8A5E18B2EFDB1F730A3311C50325F228_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseRightOfUseAsset_8A5E18B2EFDB1F730A3311C50325F228" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating lease assets </link:label>
<link:label id="lab_us-gaap_OperatingLeaseRightOfUseAsset_8A5E18B2EFDB1F730A3311C50325F228_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseRightOfUseAsset_8A5E18B2EFDB1F730A3311C50325F228" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Right-of-Use Asset </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_8A5E18B2EFDB1F730A3311C50325F228" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseRightOfUseAsset_8A5E18B2EFDB1F730A3311C50325F228" xlink:to="lab_us-gaap_OperatingLeaseRightOfUseAsset_8A5E18B2EFDB1F730A3311C50325F228" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherAssetsNoncurrent_7C3616455FE6A2C4865E11C503258BF0_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_7C3616455FE6A2C4865E11C503258BF0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other non-current assets </link:label>
<link:label id="lab_us-gaap_OtherAssetsNoncurrent_7C3616455FE6A2C4865E11C503258BF0_label_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_7C3616455FE6A2C4865E11C503258BF0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Assets, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_7C3616455FE6A2C4865E11C503258BF0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_7C3616455FE6A2C4865E11C503258BF0" xlink:to="lab_us-gaap_OtherAssetsNoncurrent_7C3616455FE6A2C4865E11C503258BF0" xlink:type="arc"/>
<link:label id="lab_us-gaap_Assets_A7B8E7CDA49228B9102E11C503250287_totalLabel_en-US" xlink:label="lab_us-gaap_Assets_A7B8E7CDA49228B9102E11C503250287" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total assets </link:label>
<link:label id="lab_us-gaap_Assets_A7B8E7CDA49228B9102E11C503250287_label_en-US" xlink:label="lab_us-gaap_Assets_A7B8E7CDA49228B9102E11C503250287" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Assets" xlink:label="loc_us-gaap_Assets_A7B8E7CDA49228B9102E11C503250287" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Assets_A7B8E7CDA49228B9102E11C503250287" xlink:to="lab_us-gaap_Assets_A7B8E7CDA49228B9102E11C503250287" xlink:type="arc"/>
<link:label id="lab_us-gaap_LiabilitiesAbstract_83CCC98CFEAD69CE76FB11C50325D5A5_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAbstract_83CCC98CFEAD69CE76FB11C50325D5A5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Liabilities </link:label>
<link:label id="lab_us-gaap_LiabilitiesAbstract_83CCC98CFEAD69CE76FB11C50325D5A5_label_en-US" xlink:label="lab_us-gaap_LiabilitiesAbstract_83CCC98CFEAD69CE76FB11C50325D5A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesAbstract" xlink:label="loc_us-gaap_LiabilitiesAbstract_83CCC98CFEAD69CE76FB11C50325D5A5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesAbstract_83CCC98CFEAD69CE76FB11C50325D5A5" xlink:to="lab_us-gaap_LiabilitiesAbstract_83CCC98CFEAD69CE76FB11C50325D5A5" xlink:type="arc"/>
<link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_E9DE0C00A5BB6A2F766F11C503264955_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract_E9DE0C00A5BB6A2F766F11C503264955" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current liabilities: </link:label>
<link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_E9DE0C00A5BB6A2F766F11C503264955_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract_E9DE0C00A5BB6A2F766F11C503264955" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities, Current [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="loc_us-gaap_LiabilitiesCurrentAbstract_E9DE0C00A5BB6A2F766F11C503264955" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_E9DE0C00A5BB6A2F766F11C503264955" xlink:to="lab_us-gaap_LiabilitiesCurrentAbstract_E9DE0C00A5BB6A2F766F11C503264955" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_655B5E1F0FBA0ADAEA6711C50326BC6C_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_655B5E1F0FBA0ADAEA6711C50326BC6C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts payable and accrued expenses </link:label>
<link:label id="lab_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_655B5E1F0FBA0ADAEA6711C50326BC6C_label_en-US" xlink:label="lab_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_655B5E1F0FBA0ADAEA6711C50326BC6C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Payable and Accrued Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_655B5E1F0FBA0ADAEA6711C50326BC6C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_655B5E1F0FBA0ADAEA6711C50326BC6C" xlink:to="lab_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_655B5E1F0FBA0ADAEA6711C50326BC6C" xlink:type="arc"/>
<link:label id="lab_ndaq_SectionThirtyOneFeesPayable_3CD686A65B1748F167BC11C503263C7B_terseLabel_en-US" xlink:label="lab_ndaq_SectionThirtyOneFeesPayable_3CD686A65B1748F167BC11C503263C7B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Section 31 fees payable to SEC </link:label>
<link:label id="lab_ndaq_SectionThirtyOneFeesPayable_3CD686A65B1748F167BC11C503263C7B_label_en-US" xlink:label="lab_ndaq_SectionThirtyOneFeesPayable_3CD686A65B1748F167BC11C503263C7B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Section Thirty One Fees Payable </link:label>
<link:label id="lab_ndaq_SectionThirtyOneFeesPayable_3CD686A65B1748F167BC11C503263C7B_documentation_en-US" xlink:label="lab_ndaq_SectionThirtyOneFeesPayable_3CD686A65B1748F167BC11C503263C7B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Section Thirty One Fees Payable </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_SectionThirtyOneFeesPayable" xlink:label="loc_ndaq_SectionThirtyOneFeesPayable_3CD686A65B1748F167BC11C503263C7B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_SectionThirtyOneFeesPayable_3CD686A65B1748F167BC11C503263C7B" xlink:to="lab_ndaq_SectionThirtyOneFeesPayable_3CD686A65B1748F167BC11C503263C7B" xlink:type="arc"/>
<link:label id="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_6ED1776A127409438A1211C50326C31B_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_6ED1776A127409438A1211C50326C31B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued personnel costs </link:label>
<link:label id="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_6ED1776A127409438A1211C50326C31B_label_en-US" xlink:label="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_6ED1776A127409438A1211C50326C31B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Employee-related Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_6ED1776A127409438A1211C50326C31B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_6ED1776A127409438A1211C50326C31B" xlink:to="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_6ED1776A127409438A1211C50326C31B" xlink:type="arc"/>
<link:label id="lab_us-gaap_ContractWithCustomerLiabilityCurrent_AE4FB7A11235037BD61411C503264E1C_terseLabel_en-US" xlink:label="lab_us-gaap_ContractWithCustomerLiabilityCurrent_AE4FB7A11235037BD61411C503264E1C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred revenue </link:label>
<link:label id="lab_us-gaap_ContractWithCustomerLiabilityCurrent_AE4FB7A11235037BD61411C503264E1C_label_en-US" xlink:label="lab_us-gaap_ContractWithCustomerLiabilityCurrent_AE4FB7A11235037BD61411C503264E1C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contract with Customer, Liability, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContractWithCustomerLiabilityCurrent" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_AE4FB7A11235037BD61411C503264E1C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ContractWithCustomerLiabilityCurrent_AE4FB7A11235037BD61411C503264E1C" xlink:to="lab_us-gaap_ContractWithCustomerLiabilityCurrent_AE4FB7A11235037BD61411C503264E1C" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherLiabilitiesCurrent_621BC14C53459ACB1A8911C5032716AE_terseLabel_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesCurrent_621BC14C53459ACB1A8911C5032716AE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other current liabilities </link:label>
<link:label id="lab_us-gaap_OtherLiabilitiesCurrent_621BC14C53459ACB1A8911C5032716AE_label_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesCurrent_621BC14C53459ACB1A8911C5032716AE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherLiabilitiesCurrent" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_621BC14C53459ACB1A8911C5032716AE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherLiabilitiesCurrent_621BC14C53459ACB1A8911C5032716AE" xlink:to="lab_us-gaap_OtherLiabilitiesCurrent_621BC14C53459ACB1A8911C5032716AE" xlink:type="arc"/>
<link:label id="lab_ndaq_DefaultFundsAndMarginDepositsLiabilities_648735C63652C9A8D1A611C5032720DB_terseLabel_en-US" xlink:label="lab_ndaq_DefaultFundsAndMarginDepositsLiabilities_648735C63652C9A8D1A611C5032720DB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Default funds and margin deposits </link:label>
<link:label id="lab_ndaq_DefaultFundsAndMarginDepositsLiabilities_648735C63652C9A8D1A611C5032720DB_label_en-US" xlink:label="lab_ndaq_DefaultFundsAndMarginDepositsLiabilities_648735C63652C9A8D1A611C5032720DB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Default Funds And Margin Deposits Liabilities </link:label>
<link:label id="lab_ndaq_DefaultFundsAndMarginDepositsLiabilities_648735C63652C9A8D1A611C5032720DB_documentation_en-US" xlink:label="lab_ndaq_DefaultFundsAndMarginDepositsLiabilities_648735C63652C9A8D1A611C5032720DB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Nasdaq Clearing members cash contributions for regulatory capital requirements associated with default fund contributions and margin deposits. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_DefaultFundsAndMarginDepositsLiabilities" xlink:label="loc_ndaq_DefaultFundsAndMarginDepositsLiabilities_648735C63652C9A8D1A611C5032720DB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_DefaultFundsAndMarginDepositsLiabilities_648735C63652C9A8D1A611C5032720DB" xlink:to="lab_ndaq_DefaultFundsAndMarginDepositsLiabilities_648735C63652C9A8D1A611C5032720DB" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtCurrent_3174652C4AB090BB322D11C503270E01_terseLabel_en-US" xlink:label="lab_us-gaap_DebtCurrent_3174652C4AB090BB322D11C503270E01" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Short-term debt </link:label>
<link:label id="lab_us-gaap_DebtCurrent_3174652C4AB090BB322D11C503270E01_label_en-US" xlink:label="lab_us-gaap_DebtCurrent_3174652C4AB090BB322D11C503270E01" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtCurrent" xlink:label="loc_us-gaap_DebtCurrent_3174652C4AB090BB322D11C503270E01" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtCurrent_3174652C4AB090BB322D11C503270E01" xlink:to="lab_us-gaap_DebtCurrent_3174652C4AB090BB322D11C503270E01" xlink:type="arc"/>
<link:label id="lab_us-gaap_LiabilitiesCurrent_EE8F81C2328C5C5CAF8F11C5032771EB_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_EE8F81C2328C5C5CAF8F11C5032771EB" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total current liabilities </link:label>
<link:label id="lab_us-gaap_LiabilitiesCurrent_EE8F81C2328C5C5CAF8F11C5032771EB_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_EE8F81C2328C5C5CAF8F11C5032771EB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_us-gaap_LiabilitiesCurrent_EE8F81C2328C5C5CAF8F11C5032771EB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesCurrent_EE8F81C2328C5C5CAF8F11C5032771EB" xlink:to="lab_us-gaap_LiabilitiesCurrent_EE8F81C2328C5C5CAF8F11C5032771EB" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongTermDebtNoncurrent_11C24EE29467E781617E11C503273EDF_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrent_11C24EE29467E781617E11C503273EDF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term debt </link:label>
<link:label id="lab_us-gaap_LongTermDebtNoncurrent_11C24EE29467E781617E11C503273EDF_label_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrent_11C24EE29467E781617E11C503273EDF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Excluding Current Maturities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_11C24EE29467E781617E11C503273EDF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtNoncurrent_11C24EE29467E781617E11C503273EDF" xlink:to="lab_us-gaap_LongTermDebtNoncurrent_11C24EE29467E781617E11C503273EDF" xlink:type="arc"/>
<link:label id="lab_us-gaap_DeferredIncomeTaxLiabilitiesNet_0CC7CF0FA2702E51D90C11C50327FDCC_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxLiabilitiesNet_0CC7CF0FA2702E51D90C11C50327FDCC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred tax liabilities, net </link:label>
<link:label id="lab_us-gaap_DeferredIncomeTaxLiabilitiesNet_0CC7CF0FA2702E51D90C11C50327FDCC_label_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxLiabilitiesNet_0CC7CF0FA2702E51D90C11C50327FDCC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Income Tax Liabilities, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_0CC7CF0FA2702E51D90C11C50327FDCC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_0CC7CF0FA2702E51D90C11C50327FDCC" xlink:to="lab_us-gaap_DeferredIncomeTaxLiabilitiesNet_0CC7CF0FA2702E51D90C11C50327FDCC" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_EDA48CB8EAB89EBFA90C11C503275E6A_verboseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_EDA48CB8EAB89EBFA90C11C503275E6A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Operating lease liabilities </link:label>
<link:label id="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_EDA48CB8EAB89EBFA90C11C503275E6A_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_EDA48CB8EAB89EBFA90C11C503275E6A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Liability, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_EDA48CB8EAB89EBFA90C11C503275E6A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_EDA48CB8EAB89EBFA90C11C503275E6A" xlink:to="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_EDA48CB8EAB89EBFA90C11C503275E6A" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherLiabilitiesNoncurrent_7868587EFEC8BED8282C11C503280DC7_terseLabel_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesNoncurrent_7868587EFEC8BED8282C11C503280DC7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other non-current liabilities </link:label>
<link:label id="lab_us-gaap_OtherLiabilitiesNoncurrent_7868587EFEC8BED8282C11C503280DC7_label_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesNoncurrent_7868587EFEC8BED8282C11C503280DC7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Liabilities, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_7868587EFEC8BED8282C11C503280DC7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrent_7868587EFEC8BED8282C11C503280DC7" xlink:to="lab_us-gaap_OtherLiabilitiesNoncurrent_7868587EFEC8BED8282C11C503280DC7" xlink:type="arc"/>
<link:label id="lab_us-gaap_Liabilities_2B5AE7959C6EC10DE49911C50328F6B8_totalLabel_en-US" xlink:label="lab_us-gaap_Liabilities_2B5AE7959C6EC10DE49911C50328F6B8" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total liabilities </link:label>
<link:label id="lab_us-gaap_Liabilities_2B5AE7959C6EC10DE49911C50328F6B8_label_en-US" xlink:label="lab_us-gaap_Liabilities_2B5AE7959C6EC10DE49911C50328F6B8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Liabilities" xlink:label="loc_us-gaap_Liabilities_2B5AE7959C6EC10DE49911C50328F6B8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Liabilities_2B5AE7959C6EC10DE49911C50328F6B8" xlink:to="lab_us-gaap_Liabilities_2B5AE7959C6EC10DE49911C50328F6B8" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommitmentsAndContingencies_56E546389AD89CF7074911C503289895_terseLabel_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingencies_56E546389AD89CF7074911C503289895" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Commitments and contingencies </link:label>
<link:label id="lab_us-gaap_CommitmentsAndContingencies_56E546389AD89CF7074911C503289895_label_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingencies_56E546389AD89CF7074911C503289895" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Commitments and Contingencies </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="loc_us-gaap_CommitmentsAndContingencies_56E546389AD89CF7074911C503289895" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommitmentsAndContingencies_56E546389AD89CF7074911C503289895" xlink:to="lab_us-gaap_CommitmentsAndContingencies_56E546389AD89CF7074911C503289895" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_94C906B5ED8CCADB318B11C50328AFAA_terseLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_94C906B5ED8CCADB318B11C50328AFAA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity </link:label>
<link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_94C906B5ED8CCADB318B11C50328AFAA_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_94C906B5ED8CCADB318B11C50328AFAA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_94C906B5ED8CCADB318B11C50328AFAA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_94C906B5ED8CCADB318B11C50328AFAA" xlink:to="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_94C906B5ED8CCADB318B11C50328AFAA" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockholdersEquityAbstract_F85CCF9DB0112BE3751F11C503282F75_terseLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityAbstract_F85CCF9DB0112BE3751F11C503282F75" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Nasdaq stockholders’ equity: </link:label>
<link:label id="lab_us-gaap_StockholdersEquityAbstract_F85CCF9DB0112BE3751F11C503282F75_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityAbstract_F85CCF9DB0112BE3751F11C503282F75" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity Attributable to Parent [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="loc_us-gaap_StockholdersEquityAbstract_F85CCF9DB0112BE3751F11C503282F75" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityAbstract_F85CCF9DB0112BE3751F11C503282F75" xlink:to="lab_us-gaap_StockholdersEquityAbstract_F85CCF9DB0112BE3751F11C503282F75" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommonStockValue_DFE0BC48B6A49C936E2011C50329856B_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockValue_DFE0BC48B6A49C936E2011C50329856B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock, $0.01 par value, 300,000,000 shares authorized, shares issued: 169,802,172 at September 30, 2019 and 170,709,425 at December 31, 2018; shares outstanding: 163,894,038 at September 30, 2019 and 165,165,104 at December 31, 2018 </link:label>
<link:label id="lab_us-gaap_CommonStockValue_DFE0BC48B6A49C936E2011C50329856B_label_en-US" xlink:label="lab_us-gaap_CommonStockValue_DFE0BC48B6A49C936E2011C50329856B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Value, Issued </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockValue" xlink:label="loc_us-gaap_CommonStockValue_DFE0BC48B6A49C936E2011C50329856B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockValue_DFE0BC48B6A49C936E2011C50329856B" xlink:to="lab_us-gaap_CommonStockValue_DFE0BC48B6A49C936E2011C50329856B" xlink:type="arc"/>
<link:label id="lab_us-gaap_AdditionalPaidInCapital_D37A6AFE5EFAE3FDA0AD11C503297B86_terseLabel_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapital_D37A6AFE5EFAE3FDA0AD11C503297B86" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Additional paid-in capital </link:label>
<link:label id="lab_us-gaap_AdditionalPaidInCapital_D37A6AFE5EFAE3FDA0AD11C503297B86_label_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapital_D37A6AFE5EFAE3FDA0AD11C503297B86" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Additional Paid in Capital </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdditionalPaidInCapital" xlink:label="loc_us-gaap_AdditionalPaidInCapital_D37A6AFE5EFAE3FDA0AD11C503297B86" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdditionalPaidInCapital_D37A6AFE5EFAE3FDA0AD11C503297B86" xlink:to="lab_us-gaap_AdditionalPaidInCapital_D37A6AFE5EFAE3FDA0AD11C503297B86" xlink:type="arc"/>
<link:label id="lab_us-gaap_TreasuryStockValue_F5C5C28F2B04DCE7C89E11C50329353C_negatedLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockValue_F5C5C28F2B04DCE7C89E11C50329353C" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Common stock in treasury, at cost: 5,908,134 shares at September 30, 2019 and 5,544,321 shares at December 31, 2018 </link:label>
<link:label id="lab_us-gaap_TreasuryStockValue_F5C5C28F2B04DCE7C89E11C50329353C_label_en-US" xlink:label="lab_us-gaap_TreasuryStockValue_F5C5C28F2B04DCE7C89E11C50329353C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Treasury Stock, Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TreasuryStockValue" xlink:label="loc_us-gaap_TreasuryStockValue_F5C5C28F2B04DCE7C89E11C50329353C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockValue_F5C5C28F2B04DCE7C89E11C50329353C" xlink:to="lab_us-gaap_TreasuryStockValue_F5C5C28F2B04DCE7C89E11C50329353C" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_2546E691B579DF4D740B11C50329270B_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_2546E691B579DF4D740B11C50329270B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated other comprehensive loss </link:label>
<link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_2546E691B579DF4D740B11C50329270B_label_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_2546E691B579DF4D740B11C50329270B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accumulated Other Comprehensive Income (Loss), Net of Tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_2546E691B579DF4D740B11C50329270B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_2546E691B579DF4D740B11C50329270B" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_2546E691B579DF4D740B11C50329270B" xlink:type="arc"/>
<link:label id="lab_us-gaap_RetainedEarningsAccumulatedDeficit_EDAFE2F5496878891D7811C503292FB8_terseLabel_en-US" xlink:label="lab_us-gaap_RetainedEarningsAccumulatedDeficit_EDAFE2F5496878891D7811C503292FB8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Retained earnings </link:label>
<link:label id="lab_us-gaap_RetainedEarningsAccumulatedDeficit_EDAFE2F5496878891D7811C503292FB8_label_en-US" xlink:label="lab_us-gaap_RetainedEarningsAccumulatedDeficit_EDAFE2F5496878891D7811C503292FB8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Retained Earnings (Accumulated Deficit) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_EDAFE2F5496878891D7811C503292FB8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RetainedEarningsAccumulatedDeficit_EDAFE2F5496878891D7811C503292FB8" xlink:to="lab_us-gaap_RetainedEarningsAccumulatedDeficit_EDAFE2F5496878891D7811C503292FB8" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockholdersEquity_873509AD3A8B1CBF835511C5032A506E_totalLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquity_873509AD3A8B1CBF835511C5032A506E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total Nasdaq stockholders’ equity </link:label>
<link:label id="lab_us-gaap_StockholdersEquity_873509AD3A8B1CBF835511C5032A506E_label_en-US" xlink:label="lab_us-gaap_StockholdersEquity_873509AD3A8B1CBF835511C5032A506E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity Attributable to Parent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_873509AD3A8B1CBF835511C5032A506E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquity_873509AD3A8B1CBF835511C5032A506E" xlink:to="lab_us-gaap_StockholdersEquity_873509AD3A8B1CBF835511C5032A506E" xlink:type="arc"/>
<link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquity_679F268883581B63755F11C5032A9048_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquity_679F268883581B63755F11C5032A9048" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total liabilities and equity </link:label>
<link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquity_679F268883581B63755F11C5032A9048_label_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquity_679F268883581B63755F11C5032A9048" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities and Equity </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_679F268883581B63755F11C5032A9048" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_679F268883581B63755F11C5032A9048" xlink:to="lab_us-gaap_LiabilitiesAndStockholdersEquity_679F268883581B63755F11C5032A9048" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsAbstract_A028DF5A80E5A11DA8EC11C50297E1D5_verboseLabel_en-US" xlink:label="lab_us-gaap_AssetsAbstract_A028DF5A80E5A11DA8EC11C50297E1D5" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Assets: </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="loc_us-gaap_AssetsAbstract_A028DF5A80E5A11DA8EC11C50297E1D5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsAbstract_A028DF5A80E5A11DA8EC11C50297E1D5" xlink:to="lab_us-gaap_AssetsAbstract_A028DF5A80E5A11DA8EC11C50297E1D5" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeaseRightOfUseAsset_EB0179EF4A279C09075911C502978696_verboseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseRightOfUseAsset_EB0179EF4A279C09075911C502978696" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Operating lease assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_EB0179EF4A279C09075911C502978696" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseRightOfUseAsset_EB0179EF4A279C09075911C502978696" xlink:to="lab_us-gaap_OperatingLeaseRightOfUseAsset_EB0179EF4A279C09075911C502978696" xlink:type="arc"/>
<link:label id="lab_us-gaap_LiabilitiesAbstract_8566B58197F8E6EFD70511C5029804F1_verboseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAbstract_8566B58197F8E6EFD70511C5029804F1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Liabilities: </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesAbstract" xlink:label="loc_us-gaap_LiabilitiesAbstract_8566B58197F8E6EFD70511C5029804F1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesAbstract_8566B58197F8E6EFD70511C5029804F1" xlink:to="lab_us-gaap_LiabilitiesAbstract_8566B58197F8E6EFD70511C5029804F1" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeaseLiabilityCurrent_10D5F77AB4A99794714211C502983698_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilityCurrent_10D5F77AB4A99794714211C502983698" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current lease liabilities </link:label>
<link:label id="lab_us-gaap_OperatingLeaseLiabilityCurrent_10D5F77AB4A99794714211C502983698_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilityCurrent_10D5F77AB4A99794714211C502983698" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Liability, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_10D5F77AB4A99794714211C502983698" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseLiabilityCurrent_10D5F77AB4A99794714211C502983698" xlink:to="lab_us-gaap_OperatingLeaseLiabilityCurrent_10D5F77AB4A99794714211C502983698" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_902F1F7B804E2AC6C99511C50298A706_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_902F1F7B804E2AC6C99511C50298A706" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Non-current lease liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_902F1F7B804E2AC6C99511C50298A706" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_902F1F7B804E2AC6C99511C50298A706" xlink:to="lab_us-gaap_OperatingLeaseLiabilityNoncurrent_902F1F7B804E2AC6C99511C50298A706" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeaseLiability_1D62DAF1E9B7B29BA18411C502982BAB_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiability_1D62DAF1E9B7B29BA18411C502982BAB" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total lease liabilities </link:label>
<link:label id="lab_us-gaap_OperatingLeaseLiability_1D62DAF1E9B7B29BA18411C502982BAB_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiability_1D62DAF1E9B7B29BA18411C502982BAB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Liability </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiability" xlink:label="loc_us-gaap_OperatingLeaseLiability_1D62DAF1E9B7B29BA18411C502982BAB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseLiability_1D62DAF1E9B7B29BA18411C502982BAB" xlink:to="lab_us-gaap_OperatingLeaseLiability_1D62DAF1E9B7B29BA18411C502982BAB" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShortTermDebtTypeAxis_2B4E7F39AFFFC08AF85811C50194CA64_terseLabel_en-US" xlink:label="lab_us-gaap_ShortTermDebtTypeAxis_2B4E7F39AFFFC08AF85811C50194CA64" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Short-term Debt, Type [Axis] </link:label>
<link:label id="lab_us-gaap_ShortTermDebtTypeAxis_2B4E7F39AFFFC08AF85811C50194CA64_label_en-US" xlink:label="lab_us-gaap_ShortTermDebtTypeAxis_2B4E7F39AFFFC08AF85811C50194CA64" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Short-term Debt, Type [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShortTermDebtTypeAxis" xlink:label="loc_us-gaap_ShortTermDebtTypeAxis_2B4E7F39AFFFC08AF85811C50194CA64" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShortTermDebtTypeAxis_2B4E7F39AFFFC08AF85811C50194CA64" xlink:to="lab_us-gaap_ShortTermDebtTypeAxis_2B4E7F39AFFFC08AF85811C50194CA64" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShortTermDebtTypeDomain_227EB3CC4C1A7341F77A11C50195B5D5_terseLabel_en-US" xlink:label="lab_us-gaap_ShortTermDebtTypeDomain_227EB3CC4C1A7341F77A11C50195B5D5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Short-term Debt, Type [Domain] </link:label>
<link:label id="lab_us-gaap_ShortTermDebtTypeDomain_227EB3CC4C1A7341F77A11C50195B5D5_label_en-US" xlink:label="lab_us-gaap_ShortTermDebtTypeDomain_227EB3CC4C1A7341F77A11C50195B5D5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Short-term Debt, Type [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShortTermDebtTypeDomain" xlink:label="loc_us-gaap_ShortTermDebtTypeDomain_227EB3CC4C1A7341F77A11C50195B5D5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShortTermDebtTypeDomain_227EB3CC4C1A7341F77A11C50195B5D5" xlink:to="lab_us-gaap_ShortTermDebtTypeDomain_227EB3CC4C1A7341F77A11C50195B5D5" xlink:type="arc"/>
<link:label id="lab_ndaq_FivePointFiveFivePercentSeniorUnsecuredNotesDueJanuaryFifteenTwoThousandTwentyMember_3253759126DB46BCAA0D11C501952BE5_terseLabel_en-US" xlink:label="lab_ndaq_FivePointFiveFivePercentSeniorUnsecuredNotesDueJanuaryFifteenTwoThousandTwentyMember_3253759126DB46BCAA0D11C501952BE5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 5.55% senior unsecured notes repaid on May 1, 2019 </link:label>
<link:label id="lab_ndaq_FivePointFiveFivePercentSeniorUnsecuredNotesDueJanuaryFifteenTwoThousandTwentyMember_3253759126DB46BCAA0D11C501952BE5_label_en-US" xlink:label="lab_ndaq_FivePointFiveFivePercentSeniorUnsecuredNotesDueJanuaryFifteenTwoThousandTwentyMember_3253759126DB46BCAA0D11C501952BE5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Five Point Five Five Percent Senior Unsecured Notes Due January Fifteen Two Thousand Twenty [Member] </link:label>
<link:label id="lab_ndaq_FivePointFiveFivePercentSeniorUnsecuredNotesDueJanuaryFifteenTwoThousandTwentyMember_3253759126DB46BCAA0D11C501952BE5_documentation_en-US" xlink:label="lab_ndaq_FivePointFiveFivePercentSeniorUnsecuredNotesDueJanuaryFifteenTwoThousandTwentyMember_3253759126DB46BCAA0D11C501952BE5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Five Point Five Five Percent Senior Unsecured Notes Due January Fifteen Two Thousand Twenty [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_FivePointFiveFivePercentSeniorUnsecuredNotesDueJanuaryFifteenTwoThousandTwentyMember" xlink:label="loc_ndaq_FivePointFiveFivePercentSeniorUnsecuredNotesDueJanuaryFifteenTwoThousandTwentyMember_3253759126DB46BCAA0D11C501952BE5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_FivePointFiveFivePercentSeniorUnsecuredNotesDueJanuaryFifteenTwoThousandTwentyMember_3253759126DB46BCAA0D11C501952BE5" xlink:to="lab_ndaq_FivePointFiveFivePercentSeniorUnsecuredNotesDueJanuaryFifteenTwoThousandTwentyMember_3253759126DB46BCAA0D11C501952BE5" xlink:type="arc"/>
<link:label id="lab_ndaq_OnePointSevenFiveSeniorUnsecuredNotesDue2029Member_1C65D17D9C171A71840911C50196D259_terseLabel_en-US" xlink:label="lab_ndaq_OnePointSevenFiveSeniorUnsecuredNotesDue2029Member_1C65D17D9C171A71840911C50196D259" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 1.75% senior unsecured notes due March 28, 2029 </link:label>
<link:label id="lab_ndaq_OnePointSevenFiveSeniorUnsecuredNotesDue2029Member_1C65D17D9C171A71840911C50196D259_label_en-US" xlink:label="lab_ndaq_OnePointSevenFiveSeniorUnsecuredNotesDue2029Member_1C65D17D9C171A71840911C50196D259" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> One Point Seven Five Senior Unsecured Notes Due 2029 [Member] </link:label>
<link:label id="lab_ndaq_OnePointSevenFiveSeniorUnsecuredNotesDue2029Member_1C65D17D9C171A71840911C50196D259_documentation_en-US" xlink:label="lab_ndaq_OnePointSevenFiveSeniorUnsecuredNotesDue2029Member_1C65D17D9C171A71840911C50196D259" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> One Point Seven Five Senior Unsecured Notes Due 2029 [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_OnePointSevenFiveSeniorUnsecuredNotesDue2029Member" xlink:label="loc_ndaq_OnePointSevenFiveSeniorUnsecuredNotesDue2029Member_1C65D17D9C171A71840911C50196D259" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_OnePointSevenFiveSeniorUnsecuredNotesDue2029Member_1C65D17D9C171A71840911C50196D259" xlink:to="lab_ndaq_OnePointSevenFiveSeniorUnsecuredNotesDue2029Member_1C65D17D9C171A71840911C50196D259" xlink:type="arc"/>
<link:label id="lab_us-gaap_SeniorNotesMember_24930D9B2DB8B3093E5B11C50196B282_terseLabel_en-US" xlink:label="lab_us-gaap_SeniorNotesMember_24930D9B2DB8B3093E5B11C50196B282" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior Notes </link:label>
<link:label id="lab_us-gaap_SeniorNotesMember_24930D9B2DB8B3093E5B11C50196B282_label_en-US" xlink:label="lab_us-gaap_SeniorNotesMember_24930D9B2DB8B3093E5B11C50196B282" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Notes [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SeniorNotesMember" xlink:label="loc_us-gaap_SeniorNotesMember_24930D9B2DB8B3093E5B11C50196B282" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SeniorNotesMember_24930D9B2DB8B3093E5B11C50196B282" xlink:to="lab_us-gaap_SeniorNotesMember_24930D9B2DB8B3093E5B11C50196B282" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_D161783C31D467B70F3111C50197DBA4_verboseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_D161783C31D467B70F3111C50197DBA4" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Stated rate </link:label>
<link:label id="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_D161783C31D467B70F3111C50197DBA4_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_D161783C31D467B70F3111C50197DBA4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Interest Rate, Stated Percentage </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_D161783C31D467B70F3111C50197DBA4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_D161783C31D467B70F3111C50197DBA4" xlink:to="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_D161783C31D467B70F3111C50197DBA4" xlink:type="arc"/>
<link:label id="lab_us-gaap_EarlyRepaymentOfSeniorDebt_58C861E3B20BBC03CF6B11C50197A728_terseLabel_en-US" xlink:label="lab_us-gaap_EarlyRepaymentOfSeniorDebt_58C861E3B20BBC03CF6B11C50197A728" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Early extinguishment of senior notes </link:label>
<link:label id="lab_us-gaap_EarlyRepaymentOfSeniorDebt_58C861E3B20BBC03CF6B11C50197A728_label_en-US" xlink:label="lab_us-gaap_EarlyRepaymentOfSeniorDebt_58C861E3B20BBC03CF6B11C50197A728" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Early Repayment of Senior Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EarlyRepaymentOfSeniorDebt" xlink:label="loc_us-gaap_EarlyRepaymentOfSeniorDebt_58C861E3B20BBC03CF6B11C50197A728" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarlyRepaymentOfSeniorDebt_58C861E3B20BBC03CF6B11C50197A728" xlink:to="lab_us-gaap_EarlyRepaymentOfSeniorDebt_58C861E3B20BBC03CF6B11C50197A728" xlink:type="arc"/>
<link:label id="lab_us-gaap_RevenueFromContractWithCustomerAbstract_096B45A8CF84652CC49311C501E03B51_label_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerAbstract_096B45A8CF84652CC49311C501E03B51" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenue from Contract with Customer [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerAbstract" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerAbstract_096B45A8CF84652CC49311C501E03B51" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_096B45A8CF84652CC49311C501E03B51" xlink:to="lab_us-gaap_RevenueFromContractWithCustomerAbstract_096B45A8CF84652CC49311C501E03B51" xlink:type="arc"/>
<link:label id="lab_us-gaap_RevenueFromContractWithCustomerTextBlock_24CBA7672DA3677B4C3611C501E0F09D_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerTextBlock_24CBA7672DA3677B4C3611C501E0F09D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred Revenue </link:label>
<link:label id="lab_us-gaap_RevenueFromContractWithCustomerTextBlock_24CBA7672DA3677B4C3611C501E0F09D_label_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerTextBlock_24CBA7672DA3677B4C3611C501E0F09D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenue from Contract with Customer [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerTextBlock" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerTextBlock_24CBA7672DA3677B4C3611C501E0F09D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerTextBlock_24CBA7672DA3677B4C3611C501E0F09D" xlink:to="lab_us-gaap_RevenueFromContractWithCustomerTextBlock_24CBA7672DA3677B4C3611C501E0F09D" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessCombinationsAbstract_80776DA4B29475CAB46211C43DA4BC6C_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationsAbstract_80776DA4B29475CAB46211C43DA4BC6C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combinations [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationsAbstract" xlink:label="loc_us-gaap_BusinessCombinationsAbstract_80776DA4B29475CAB46211C43DA4BC6C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationsAbstract_80776DA4B29475CAB46211C43DA4BC6C" xlink:to="lab_us-gaap_BusinessCombinationsAbstract_80776DA4B29475CAB46211C43DA4BC6C" xlink:type="arc"/>
<link:label id="lab_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_9240DCE8E46F1B14C81C11C43DA7E3D5_verboseLabel_en-US" xlink:label="lab_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_9240DCE8E46F1B14C81C11C43DA7E3D5" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Acquisitions and Divestiture </link:label>
<link:label id="lab_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_9240DCE8E46F1B14C81C11C43DA7E3D5_label_en-US" xlink:label="lab_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_9240DCE8E46F1B14C81C11C43DA7E3D5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Mergers, Acquisitions and Dispositions Disclosures [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock" xlink:label="loc_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_9240DCE8E46F1B14C81C11C43DA7E3D5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_9240DCE8E46F1B14C81C11C43DA7E3D5" xlink:to="lab_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_9240DCE8E46F1B14C81C11C43DA7E3D5" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtDisclosureTextBlock_71F442FB62CA53052EE911C501C7C799_terseLabel_en-US" xlink:label="lab_us-gaap_DebtDisclosureTextBlock_71F442FB62CA53052EE911C501C7C799" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Obligations </link:label>
<link:label id="lab_us-gaap_DebtDisclosureTextBlock_71F442FB62CA53052EE911C501C7C799_label_en-US" xlink:label="lab_us-gaap_DebtDisclosureTextBlock_71F442FB62CA53052EE911C501C7C799" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtDisclosureTextBlock" xlink:label="loc_us-gaap_DebtDisclosureTextBlock_71F442FB62CA53052EE911C501C7C799" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtDisclosureTextBlock_71F442FB62CA53052EE911C501C7C799" xlink:to="lab_us-gaap_DebtDisclosureTextBlock_71F442FB62CA53052EE911C501C7C799" xlink:type="arc"/>
<link:label id="lab_ndaq_SeniorNotesExcluding2020NotesMember_E8029D01DAD582B4217111C501A55AF4_terseLabel_en-US" xlink:label="lab_ndaq_SeniorNotesExcluding2020NotesMember_E8029D01DAD582B4217111C501A55AF4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior Notes Excluding 2020 Notes </link:label>
<link:label id="lab_ndaq_SeniorNotesExcluding2020NotesMember_E8029D01DAD582B4217111C501A55AF4_label_en-US" xlink:label="lab_ndaq_SeniorNotesExcluding2020NotesMember_E8029D01DAD582B4217111C501A55AF4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Notes Excluding 2020 Notes [Member] </link:label>
<link:label id="lab_ndaq_SeniorNotesExcluding2020NotesMember_E8029D01DAD582B4217111C501A55AF4_documentation_en-US" xlink:label="lab_ndaq_SeniorNotesExcluding2020NotesMember_E8029D01DAD582B4217111C501A55AF4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Senior Notes Excluding 2020 Notes [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_SeniorNotesExcluding2020NotesMember" xlink:label="loc_ndaq_SeniorNotesExcluding2020NotesMember_E8029D01DAD582B4217111C501A55AF4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_SeniorNotesExcluding2020NotesMember_E8029D01DAD582B4217111C501A55AF4" xlink:to="lab_ndaq_SeniorNotesExcluding2020NotesMember_E8029D01DAD582B4217111C501A55AF4" xlink:type="arc"/>
<link:label id="lab_ndaq_AggregatePrincipalAmountPurchasedPlusAccruedAndUnpaidInterest_0FF8842841373C9A194211C501A6D5D1_terseLabel_en-US" xlink:label="lab_ndaq_AggregatePrincipalAmountPurchasedPlusAccruedAndUnpaidInterest_0FF8842841373C9A194211C501A6D5D1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Aggregate principal amount purchased plus accrued and unpaid interest </link:label>
<link:label id="lab_ndaq_AggregatePrincipalAmountPurchasedPlusAccruedAndUnpaidInterest_0FF8842841373C9A194211C501A6D5D1_label_en-US" xlink:label="lab_ndaq_AggregatePrincipalAmountPurchasedPlusAccruedAndUnpaidInterest_0FF8842841373C9A194211C501A6D5D1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Aggregate Principal Amount Purchased Plus Accrued And Unpaid Interest </link:label>
<link:label id="lab_ndaq_AggregatePrincipalAmountPurchasedPlusAccruedAndUnpaidInterest_0FF8842841373C9A194211C501A6D5D1_documentation_en-US" xlink:label="lab_ndaq_AggregatePrincipalAmountPurchasedPlusAccruedAndUnpaidInterest_0FF8842841373C9A194211C501A6D5D1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Aggregate Principal Amount Purchased Plus Accrued And Unpaid Interest </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_AggregatePrincipalAmountPurchasedPlusAccruedAndUnpaidInterest" xlink:label="loc_ndaq_AggregatePrincipalAmountPurchasedPlusAccruedAndUnpaidInterest_0FF8842841373C9A194211C501A6D5D1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_AggregatePrincipalAmountPurchasedPlusAccruedAndUnpaidInterest_0FF8842841373C9A194211C501A6D5D1" xlink:to="lab_ndaq_AggregatePrincipalAmountPurchasedPlusAccruedAndUnpaidInterest_0FF8842841373C9A194211C501A6D5D1" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_7DEB5B0090C36E827BCE181148A4B21D_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_7DEB5B0090C36E827BCE181148A4B21D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Business Acquisitions, by Acquisition [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_7DEB5B0090C36E827BCE181148A4B21D_label_en-US" xlink:label="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_7DEB5B0090C36E827BCE181148A4B21D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Business Acquisitions, by Acquisition [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_7DEB5B0090C36E827BCE181148A4B21D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_7DEB5B0090C36E827BCE181148A4B21D" xlink:to="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_7DEB5B0090C36E827BCE181148A4B21D" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupClassificationAxis_A8FF6F2F8898D6930B8B181148A54F22_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupClassificationAxis_A8FF6F2F8898D6930B8B181148A54F22" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disposal Group Classification [Axis] </link:label>
<link:label id="lab_us-gaap_DisposalGroupClassificationAxis_A8FF6F2F8898D6930B8B181148A54F22_label_en-US" xlink:label="lab_us-gaap_DisposalGroupClassificationAxis_A8FF6F2F8898D6930B8B181148A54F22" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group Classification [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupClassificationAxis" xlink:label="loc_us-gaap_DisposalGroupClassificationAxis_A8FF6F2F8898D6930B8B181148A54F22" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_A8FF6F2F8898D6930B8B181148A54F22" xlink:to="lab_us-gaap_DisposalGroupClassificationAxis_A8FF6F2F8898D6930B8B181148A54F22" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupClassificationDomain_E6793440022F0B5476D1181148A5ADD6_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupClassificationDomain_E6793440022F0B5476D1181148A5ADD6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disposal Group Classification [Domain] </link:label>
<link:label id="lab_us-gaap_DisposalGroupClassificationDomain_E6793440022F0B5476D1181148A5ADD6_label_en-US" xlink:label="lab_us-gaap_DisposalGroupClassificationDomain_E6793440022F0B5476D1181148A5ADD6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group Classification [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupClassificationDomain" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_E6793440022F0B5476D1181148A5ADD6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupClassificationDomain_E6793440022F0B5476D1181148A5ADD6" xlink:to="lab_us-gaap_DisposalGroupClassificationDomain_E6793440022F0B5476D1181148A5ADD6" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember_5DAC62AFF8A7893F62E7181148A520BE_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember_5DAC62AFF8A7893F62E7181148A520BE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disposal Group, Disposed of by Sale, Not Discontinued Operations </link:label>
<link:label id="lab_us-gaap_DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember_5DAC62AFF8A7893F62E7181148A520BE_label_en-US" xlink:label="lab_us-gaap_DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember_5DAC62AFF8A7893F62E7181148A520BE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember" xlink:label="loc_us-gaap_DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember_5DAC62AFF8A7893F62E7181148A520BE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember_5DAC62AFF8A7893F62E7181148A520BE" xlink:to="lab_us-gaap_DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember_5DAC62AFF8A7893F62E7181148A520BE" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_A81FC483988BF5EB782C181148A50F0C_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_A81FC483988BF5EB782C181148A50F0C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disposal Group Name [Axis] </link:label>
<link:label id="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_A81FC483988BF5EB782C181148A50F0C_label_en-US" xlink:label="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_A81FC483988BF5EB782C181148A50F0C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group Name [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_A81FC483988BF5EB782C181148A50F0C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_A81FC483988BF5EB782C181148A50F0C" xlink:to="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_A81FC483988BF5EB782C181148A50F0C" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_93ED73A6E1D3163F4A77181148A61FB4_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_93ED73A6E1D3163F4A77181148A61FB4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disposal Group Name [Domain] </link:label>
<link:label id="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_93ED73A6E1D3163F4A77181148A61FB4_label_en-US" xlink:label="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_93ED73A6E1D3163F4A77181148A61FB4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group Name [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_93ED73A6E1D3163F4A77181148A61FB4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_93ED73A6E1D3163F4A77181148A61FB4" xlink:to="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_93ED73A6E1D3163F4A77181148A61FB4" xlink:type="arc"/>
<link:label id="lab_ndaq_BWiseMember_B100DF79FBF3C037DD55181148A6C8DC_terseLabel_en-US" xlink:label="lab_ndaq_BWiseMember_B100DF79FBF3C037DD55181148A6C8DC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> BWise </link:label>
<link:label id="lab_ndaq_BWiseMember_B100DF79FBF3C037DD55181148A6C8DC_label_en-US" xlink:label="lab_ndaq_BWiseMember_B100DF79FBF3C037DD55181148A6C8DC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> BWise [Member] </link:label>
<link:label id="lab_ndaq_BWiseMember_B100DF79FBF3C037DD55181148A6C8DC_documentation_en-US" xlink:label="lab_ndaq_BWiseMember_B100DF79FBF3C037DD55181148A6C8DC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> BWise [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_BWiseMember" xlink:label="loc_ndaq_BWiseMember_B100DF79FBF3C037DD55181148A6C8DC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_BWiseMember_B100DF79FBF3C037DD55181148A6C8DC" xlink:to="lab_ndaq_BWiseMember_B100DF79FBF3C037DD55181148A6C8DC" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessAcquisitionAxis_D8F852A51698E465DF7C181148A64EFD_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAxis_D8F852A51698E465DF7C181148A64EFD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Acquisition [Axis] </link:label>
<link:label id="lab_us-gaap_BusinessAcquisitionAxis_D8F852A51698E465DF7C181148A64EFD_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAxis_D8F852A51698E465DF7C181148A64EFD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_D8F852A51698E465DF7C181148A64EFD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_D8F852A51698E465DF7C181148A64EFD" xlink:to="lab_us-gaap_BusinessAcquisitionAxis_D8F852A51698E465DF7C181148A64EFD" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessAcquisitionAcquireeDomain_870CBE5D547DB51D5773181148A6AAA1_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAcquireeDomain_870CBE5D547DB51D5773181148A6AAA1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Acquiree [Domain] </link:label>
<link:label id="lab_us-gaap_BusinessAcquisitionAcquireeDomain_870CBE5D547DB51D5773181148A6AAA1_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAcquireeDomain_870CBE5D547DB51D5773181148A6AAA1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Acquiree [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_870CBE5D547DB51D5773181148A6AAA1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_870CBE5D547DB51D5773181148A6AAA1" xlink:to="lab_us-gaap_BusinessAcquisitionAcquireeDomain_870CBE5D547DB51D5773181148A6AAA1" xlink:type="arc"/>
<link:label id="lab_ndaq_CinnoberMember_F52E36B23743A010520B181148A6A079_terseLabel_en-US" xlink:label="lab_ndaq_CinnoberMember_F52E36B23743A010520B181148A6A079" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cinnober </link:label>
<link:label id="lab_ndaq_CinnoberMember_F52E36B23743A010520B181148A6A079_label_en-US" xlink:label="lab_ndaq_CinnoberMember_F52E36B23743A010520B181148A6A079" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cinnober [Member] </link:label>
<link:label id="lab_ndaq_CinnoberMember_F52E36B23743A010520B181148A6A079_documentation_en-US" xlink:label="lab_ndaq_CinnoberMember_F52E36B23743A010520B181148A6A079" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Cinnober [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_CinnoberMember" xlink:label="loc_ndaq_CinnoberMember_F52E36B23743A010520B181148A6A079" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_CinnoberMember_F52E36B23743A010520B181148A6A079" xlink:to="lab_ndaq_CinnoberMember_F52E36B23743A010520B181148A6A079" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessAcquisitionLineItems_C8F5A94387324FC81B3D181148A7667A_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionLineItems_C8F5A94387324FC81B3D181148A7667A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Acquisition [Line Items] </link:label>
<link:label id="lab_us-gaap_BusinessAcquisitionLineItems_C8F5A94387324FC81B3D181148A7667A_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionLineItems_C8F5A94387324FC81B3D181148A7667A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_C8F5A94387324FC81B3D181148A7667A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_C8F5A94387324FC81B3D181148A7667A" xlink:to="lab_us-gaap_BusinessAcquisitionLineItems_C8F5A94387324FC81B3D181148A7667A" xlink:type="arc"/>
<link:label id="lab_ndaq_A2019DivestitureAbstract_E112E493F4364E800D2D181148A79074_terseLabel_en-US" xlink:label="lab_ndaq_A2019DivestitureAbstract_E112E493F4364E800D2D181148A79074" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2019 Divestiture [Abstract] </link:label>
<link:label id="lab_ndaq_A2019DivestitureAbstract_E112E493F4364E800D2D181148A79074_label_en-US" xlink:label="lab_ndaq_A2019DivestitureAbstract_E112E493F4364E800D2D181148A79074" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> 2019 Divestiture [Abstract] </link:label>
<link:label id="lab_ndaq_A2019DivestitureAbstract_E112E493F4364E800D2D181148A79074_documentation_en-US" xlink:label="lab_ndaq_A2019DivestitureAbstract_E112E493F4364E800D2D181148A79074" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> 2019 Divestiture [Abstract] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_A2019DivestitureAbstract" xlink:label="loc_ndaq_A2019DivestitureAbstract_E112E493F4364E800D2D181148A79074" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_A2019DivestitureAbstract_E112E493F4364E800D2D181148A79074" xlink:to="lab_ndaq_A2019DivestitureAbstract_E112E493F4364E800D2D181148A79074" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_3AD55D9C47F69B7243E3181148A7F320_verboseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_3AD55D9C47F69B7243E3181148A7F320" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from divestiture of businesses </link:label>
<link:label id="lab_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_3AD55D9C47F69B7243E3181148A7F320_label_en-US" xlink:label="lab_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_3AD55D9C47F69B7243E3181148A7F320" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Divestiture of Businesses, Net of Cash Divested </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested" xlink:label="loc_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_3AD55D9C47F69B7243E3181148A7F320" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_3AD55D9C47F69B7243E3181148A7F320" xlink:to="lab_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_3AD55D9C47F69B7243E3181148A7F320" xlink:type="arc"/>
<link:label id="lab_ndaq_GainLossOnDispositionOfBusinessNetOfTax_B7D6735C5218FD5FE749181148A74468_terseLabel_en-US" xlink:label="lab_ndaq_GainLossOnDispositionOfBusinessNetOfTax_B7D6735C5218FD5FE749181148A74468" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Gain on divestiture of business, after tax </link:label>
<link:label id="lab_ndaq_GainLossOnDispositionOfBusinessNetOfTax_B7D6735C5218FD5FE749181148A74468_label_en-US" xlink:label="lab_ndaq_GainLossOnDispositionOfBusinessNetOfTax_B7D6735C5218FD5FE749181148A74468" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gain (Loss) On Disposition Of Business, Net Of Tax </link:label>
<link:label id="lab_ndaq_GainLossOnDispositionOfBusinessNetOfTax_B7D6735C5218FD5FE749181148A74468_documentation_en-US" xlink:label="lab_ndaq_GainLossOnDispositionOfBusinessNetOfTax_B7D6735C5218FD5FE749181148A74468" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Gain (Loss) On Disposition Of Business, Net Of Tax </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_GainLossOnDispositionOfBusinessNetOfTax" xlink:label="loc_ndaq_GainLossOnDispositionOfBusinessNetOfTax_B7D6735C5218FD5FE749181148A74468" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_GainLossOnDispositionOfBusinessNetOfTax_B7D6735C5218FD5FE749181148A74468" xlink:to="lab_ndaq_GainLossOnDispositionOfBusinessNetOfTax_B7D6735C5218FD5FE749181148A74468" xlink:type="arc"/>
<link:label id="lab_ndaq_A2019AcquisitionAbstract_2844EC7B0A0763D4CAEC181148A8CA46_terseLabel_en-US" xlink:label="lab_ndaq_A2019AcquisitionAbstract_2844EC7B0A0763D4CAEC181148A8CA46" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2019 Acquisition [Abstract] </link:label>
<link:label id="lab_ndaq_A2019AcquisitionAbstract_2844EC7B0A0763D4CAEC181148A8CA46_label_en-US" xlink:label="lab_ndaq_A2019AcquisitionAbstract_2844EC7B0A0763D4CAEC181148A8CA46" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> 2019 Acquisition [Abstract] </link:label>
<link:label id="lab_ndaq_A2019AcquisitionAbstract_2844EC7B0A0763D4CAEC181148A8CA46_documentation_en-US" xlink:label="lab_ndaq_A2019AcquisitionAbstract_2844EC7B0A0763D4CAEC181148A8CA46" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> 2019 Acquisition [Abstract] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_A2019AcquisitionAbstract" xlink:label="loc_ndaq_A2019AcquisitionAbstract_2844EC7B0A0763D4CAEC181148A8CA46" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_A2019AcquisitionAbstract_2844EC7B0A0763D4CAEC181148A8CA46" xlink:to="lab_ndaq_A2019AcquisitionAbstract_2844EC7B0A0763D4CAEC181148A8CA46" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_C3026F52B96A64CF39C1181148A80B20_verboseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_C3026F52B96A64CF39C1181148A80B20" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Purchase Consideration </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_C3026F52B96A64CF39C1181148A80B20_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_C3026F52B96A64CF39C1181148A80B20" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Businesses, Net of Cash Acquired </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_C3026F52B96A64CF39C1181148A80B20" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_C3026F52B96A64CF39C1181148A80B20" xlink:to="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_C3026F52B96A64CF39C1181148A80B20" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_B09ED5E10B75CC3FC5BD181148A8AD03_verboseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_B09ED5E10B75CC3FC5BD181148A8AD03" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Total Net Assets Acquired </link:label>
<link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_B09ED5E10B75CC3FC5BD181148A8AD03_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_B09ED5E10B75CC3FC5BD181148A8AD03" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_B09ED5E10B75CC3FC5BD181148A8AD03" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_B09ED5E10B75CC3FC5BD181148A8AD03" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_B09ED5E10B75CC3FC5BD181148A8AD03" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_5CB724AC7EE9AECE2326181148A88B65_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_5CB724AC7EE9AECE2326181148A88B65" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Total Net Deferred Tax Liability </link:label>
<link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_5CB724AC7EE9AECE2326181148A88B65_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_5CB724AC7EE9AECE2326181148A88B65" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_5CB724AC7EE9AECE2326181148A88B65" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_5CB724AC7EE9AECE2326181148A88B65" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_5CB724AC7EE9AECE2326181148A88B65" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_ED5287F1321C00DBF1B9181148A88BE2_netLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_ED5287F1321C00DBF1B9181148A88BE2" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:type="resource" xml:lang="en-US"> Acquired Intangible Assets </link:label>
<link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_ED5287F1321C00DBF1B9181148A88BE2_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_ED5287F1321C00DBF1B9181148A88BE2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_ED5287F1321C00DBF1B9181148A88BE2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_ED5287F1321C00DBF1B9181148A88BE2" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_ED5287F1321C00DBF1B9181148A88BE2" xlink:type="arc"/>
<link:label id="lab_us-gaap_Goodwill_0B3C2A5338E662915F59181148A921EF_verboseLabel_en-US" xlink:label="lab_us-gaap_Goodwill_0B3C2A5338E662915F59181148A921EF" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_0B3C2A5338E662915F59181148A921EF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Goodwill_0B3C2A5338E662915F59181148A921EF" xlink:to="lab_us-gaap_Goodwill_0B3C2A5338E662915F59181148A921EF" xlink:type="arc"/>
<link:label id="lab_ndaq_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentNetAssets_BCD4D28397F1E4C7699D182A048C6FF0_negatedTerseLabel_en-US" xlink:label="lab_ndaq_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentNetAssets_BCD4D28397F1E4C7699D182A048C6FF0" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Measurement period, net assets acquired </link:label>
<link:label id="lab_ndaq_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentNetAssets_BCD4D28397F1E4C7699D182A048C6FF0_label_en-US" xlink:label="lab_ndaq_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentNetAssets_BCD4D28397F1E4C7699D182A048C6FF0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Net Assets </link:label>
<link:label id="lab_ndaq_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentNetAssets_BCD4D28397F1E4C7699D182A048C6FF0_documentation_en-US" xlink:label="lab_ndaq_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentNetAssets_BCD4D28397F1E4C7699D182A048C6FF0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Net Assets </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentNetAssets" xlink:label="loc_ndaq_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentNetAssets_BCD4D28397F1E4C7699D182A048C6FF0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentNetAssets_BCD4D28397F1E4C7699D182A048C6FF0" xlink:to="lab_ndaq_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentNetAssets_BCD4D28397F1E4C7699D182A048C6FF0" xlink:type="arc"/>
<link:label id="lab_us-gaap_GoodwillPurchaseAccountingAdjustments_00AF71D51FD9CF3BADA7184F6853B74A_netLabel_en-US" xlink:label="lab_us-gaap_GoodwillPurchaseAccountingAdjustments_00AF71D51FD9CF3BADA7184F6853B74A" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:type="resource" xml:lang="en-US"> Adjustment in goodwill </link:label>
<link:label id="lab_us-gaap_GoodwillPurchaseAccountingAdjustments_00AF71D51FD9CF3BADA7184F6853B74A_label_en-US" xlink:label="lab_us-gaap_GoodwillPurchaseAccountingAdjustments_00AF71D51FD9CF3BADA7184F6853B74A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill, Purchase Accounting Adjustments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillPurchaseAccountingAdjustments" xlink:label="loc_us-gaap_GoodwillPurchaseAccountingAdjustments_00AF71D51FD9CF3BADA7184F6853B74A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillPurchaseAccountingAdjustments_00AF71D51FD9CF3BADA7184F6853B74A" xlink:to="lab_us-gaap_GoodwillPurchaseAccountingAdjustments_00AF71D51FD9CF3BADA7184F6853B74A" xlink:type="arc"/>
<link:label id="lab_us-gaap_DueToAndFromBrokerDealersAndClearingOrganizationsAbstract_E104C6E396FA6EF060B711C50099E55B_label_en-US" xlink:label="lab_us-gaap_DueToAndFromBrokerDealersAndClearingOrganizationsAbstract_E104C6E396FA6EF060B711C50099E55B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Due to and from Broker-Dealers and Clearing Organizations [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DueToAndFromBrokerDealersAndClearingOrganizationsAbstract" xlink:label="loc_us-gaap_DueToAndFromBrokerDealersAndClearingOrganizationsAbstract_E104C6E396FA6EF060B711C50099E55B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DueToAndFromBrokerDealersAndClearingOrganizationsAbstract_E104C6E396FA6EF060B711C50099E55B" xlink:to="lab_us-gaap_DueToAndFromBrokerDealersAndClearingOrganizationsAbstract_E104C6E396FA6EF060B711C50099E55B" xlink:type="arc"/>
<link:label id="lab_us-gaap_DueToAndFromBrokerDealersAndClearingOrganizationsDisclosure_3DF0587DEA9DA01FE56C11C500991826_terseLabel_en-US" xlink:label="lab_us-gaap_DueToAndFromBrokerDealersAndClearingOrganizationsDisclosure_3DF0587DEA9DA01FE56C11C500991826" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Clearing Operations </link:label>
<link:label id="lab_us-gaap_DueToAndFromBrokerDealersAndClearingOrganizationsDisclosure_3DF0587DEA9DA01FE56C11C500991826_label_en-US" xlink:label="lab_us-gaap_DueToAndFromBrokerDealersAndClearingOrganizationsDisclosure_3DF0587DEA9DA01FE56C11C500991826" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Due to and from Broker-Dealers and Clearing Organizations Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DueToAndFromBrokerDealersAndClearingOrganizationsDisclosure" xlink:label="loc_us-gaap_DueToAndFromBrokerDealersAndClearingOrganizationsDisclosure_3DF0587DEA9DA01FE56C11C500991826" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DueToAndFromBrokerDealersAndClearingOrganizationsDisclosure_3DF0587DEA9DA01FE56C11C500991826" xlink:to="lab_us-gaap_DueToAndFromBrokerDealersAndClearingOrganizationsDisclosure_3DF0587DEA9DA01FE56C11C500991826" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_727E22D7D274E009FB961811489EBD46_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_727E22D7D274E009FB961811489EBD46" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disposal Groups, Including Discontinued Operations [Table] </link:label>
<link:label id="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_727E22D7D274E009FB961811489EBD46_label_en-US" xlink:label="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_727E22D7D274E009FB961811489EBD46" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Groups, Including Discontinued Operations [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_727E22D7D274E009FB961811489EBD46" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_727E22D7D274E009FB961811489EBD46" xlink:to="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_727E22D7D274E009FB961811489EBD46" xlink:type="arc"/>
<link:label id="lab_ndaq_PublicRelationsSolutionsandDigitalMediaServicesMember_F67E98394222A9D359011811489F9140_terseLabel_en-US" xlink:label="lab_ndaq_PublicRelationsSolutionsandDigitalMediaServicesMember_F67E98394222A9D359011811489F9140" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Public Relations Solutions and Digital Media Services </link:label>
<link:label id="lab_ndaq_PublicRelationsSolutionsandDigitalMediaServicesMember_F67E98394222A9D359011811489F9140_label_en-US" xlink:label="lab_ndaq_PublicRelationsSolutionsandDigitalMediaServicesMember_F67E98394222A9D359011811489F9140" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Public Relations Solutions and Digital Media Services [Member] </link:label>
<link:label id="lab_ndaq_PublicRelationsSolutionsandDigitalMediaServicesMember_F67E98394222A9D359011811489F9140_documentation_en-US" xlink:label="lab_ndaq_PublicRelationsSolutionsandDigitalMediaServicesMember_F67E98394222A9D359011811489F9140" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Public Relations Solutions and Digital Media Services [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_PublicRelationsSolutionsandDigitalMediaServicesMember" xlink:label="loc_ndaq_PublicRelationsSolutionsandDigitalMediaServicesMember_F67E98394222A9D359011811489F9140" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_PublicRelationsSolutionsandDigitalMediaServicesMember_F67E98394222A9D359011811489F9140" xlink:to="lab_ndaq_PublicRelationsSolutionsandDigitalMediaServicesMember_F67E98394222A9D359011811489F9140" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_E1CD1F94AAEC0BA463661811489FCD08_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_E1CD1F94AAEC0BA463661811489FCD08" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] </link:label>
<link:label id="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_E1CD1F94AAEC0BA463661811489FCD08_label_en-US" xlink:label="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_E1CD1F94AAEC0BA463661811489FCD08" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_E1CD1F94AAEC0BA463661811489FCD08" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_E1CD1F94AAEC0BA463661811489FCD08" xlink:to="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_E1CD1F94AAEC0BA463661811489FCD08" xlink:type="arc"/>
<link:label id="lab_us-gaap_GainLossOnSaleOfBusiness_30C296A6CF745B21A31B181148A0DBB4_verboseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnSaleOfBusiness_30C296A6CF745B21A31B181148A0DBB4" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Net gain on divestiture of businesses </link:label>
<link:label id="lab_us-gaap_GainLossOnSaleOfBusiness_30C296A6CF745B21A31B181148A0DBB4_label_en-US" xlink:label="lab_us-gaap_GainLossOnSaleOfBusiness_30C296A6CF745B21A31B181148A0DBB4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gain (Loss) on Disposition of Business </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainLossOnSaleOfBusiness" xlink:label="loc_us-gaap_GainLossOnSaleOfBusiness_30C296A6CF745B21A31B181148A0DBB4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GainLossOnSaleOfBusiness_30C296A6CF745B21A31B181148A0DBB4" xlink:to="lab_us-gaap_GainLossOnSaleOfBusiness_30C296A6CF745B21A31B181148A0DBB4" xlink:type="arc"/>
<link:label id="lab_ndaq_DisposalGroupWorkingCapitalAdjustment_EE704C82DD8EB78A3F80181148A03AD0_terseLabel_en-US" xlink:label="lab_ndaq_DisposalGroupWorkingCapitalAdjustment_EE704C82DD8EB78A3F80181148A03AD0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Working capital adjustment </link:label>
<link:label id="lab_ndaq_DisposalGroupWorkingCapitalAdjustment_EE704C82DD8EB78A3F80181148A03AD0_label_en-US" xlink:label="lab_ndaq_DisposalGroupWorkingCapitalAdjustment_EE704C82DD8EB78A3F80181148A03AD0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Working Capital Adjustment </link:label>
<link:label id="lab_ndaq_DisposalGroupWorkingCapitalAdjustment_EE704C82DD8EB78A3F80181148A03AD0_documentation_en-US" xlink:label="lab_ndaq_DisposalGroupWorkingCapitalAdjustment_EE704C82DD8EB78A3F80181148A03AD0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group, Working Capital Adjustment </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_DisposalGroupWorkingCapitalAdjustment" xlink:label="loc_ndaq_DisposalGroupWorkingCapitalAdjustment_EE704C82DD8EB78A3F80181148A03AD0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_DisposalGroupWorkingCapitalAdjustment_EE704C82DD8EB78A3F80181148A03AD0" xlink:to="lab_ndaq_DisposalGroupWorkingCapitalAdjustment_EE704C82DD8EB78A3F80181148A03AD0" xlink:type="arc"/>
<link:label id="lab_ndaq_DisposalGroupWorkingCapitalAdjustmentNetofTax_F51DBE1DB11C23D08EE6181148A0FDA4_terseLabel_en-US" xlink:label="lab_ndaq_DisposalGroupWorkingCapitalAdjustmentNetofTax_F51DBE1DB11C23D08EE6181148A0FDA4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Working capital adjustment, after tax </link:label>
<link:label id="lab_ndaq_DisposalGroupWorkingCapitalAdjustmentNetofTax_F51DBE1DB11C23D08EE6181148A0FDA4_label_en-US" xlink:label="lab_ndaq_DisposalGroupWorkingCapitalAdjustmentNetofTax_F51DBE1DB11C23D08EE6181148A0FDA4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Working Capital Adjustment, Net of Tax </link:label>
<link:label id="lab_ndaq_DisposalGroupWorkingCapitalAdjustmentNetofTax_F51DBE1DB11C23D08EE6181148A0FDA4_documentation_en-US" xlink:label="lab_ndaq_DisposalGroupWorkingCapitalAdjustmentNetofTax_F51DBE1DB11C23D08EE6181148A0FDA4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group, Working Capital Adjustment, Net of Tax </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_DisposalGroupWorkingCapitalAdjustmentNetofTax" xlink:label="loc_ndaq_DisposalGroupWorkingCapitalAdjustmentNetofTax_F51DBE1DB11C23D08EE6181148A0FDA4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_DisposalGroupWorkingCapitalAdjustmentNetofTax_F51DBE1DB11C23D08EE6181148A0FDA4" xlink:to="lab_ndaq_DisposalGroupWorkingCapitalAdjustmentNetofTax_F51DBE1DB11C23D08EE6181148A0FDA4" xlink:type="arc"/>
<link:label id="lab_us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract_D67565DA6E94C2C79D4811C50231FA0F_label_en-US" xlink:label="lab_us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract_D67565DA6E94C2C79D4811C50231FA0F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Discontinued Operations and Disposal Groups [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract" xlink:label="loc_us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract_D67565DA6E94C2C79D4811C50231FA0F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract_D67565DA6E94C2C79D4811C50231FA0F" xlink:to="lab_us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract_D67565DA6E94C2C79D4811C50231FA0F" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupNotDiscontinuedOperationsMember_8422CFC650FAB5B4FAE611C50234FE73_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupNotDiscontinuedOperationsMember_8422CFC650FAB5B4FAE611C50234FE73" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disposal Group, Not Discontinued Operations </link:label>
<link:label id="lab_us-gaap_DisposalGroupNotDiscontinuedOperationsMember_8422CFC650FAB5B4FAE611C50234FE73_label_en-US" xlink:label="lab_us-gaap_DisposalGroupNotDiscontinuedOperationsMember_8422CFC650FAB5B4FAE611C50234FE73" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Not Discontinued Operations [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupNotDiscontinuedOperationsMember" xlink:label="loc_us-gaap_DisposalGroupNotDiscontinuedOperationsMember_8422CFC650FAB5B4FAE611C50234FE73" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupNotDiscontinuedOperationsMember_8422CFC650FAB5B4FAE611C50234FE73" xlink:to="lab_us-gaap_DisposalGroupNotDiscontinuedOperationsMember_8422CFC650FAB5B4FAE611C50234FE73" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_A688BBB677500FEA374D11C502347CE5_netLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_A688BBB677500FEA374D11C502347CE5" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from divestiture of businesses </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested" xlink:label="loc_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_A688BBB677500FEA374D11C502347CE5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_A688BBB677500FEA374D11C502347CE5" xlink:to="lab_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_A688BBB677500FEA374D11C502347CE5" xlink:type="arc"/>
<link:label id="lab_ndaq_CarryingAmountofAssetsandLiabilitiesHeldforSaleAbstract_559CFE39C6593EA387A211C50234CDBA_terseLabel_en-US" xlink:label="lab_ndaq_CarryingAmountofAssetsandLiabilitiesHeldforSaleAbstract_559CFE39C6593EA387A211C50234CDBA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Carrying Amount of Assets and Liabilities Held for Sale [Abstract] </link:label>
<link:label id="lab_ndaq_CarryingAmountofAssetsandLiabilitiesHeldforSaleAbstract_559CFE39C6593EA387A211C50234CDBA_label_en-US" xlink:label="lab_ndaq_CarryingAmountofAssetsandLiabilitiesHeldforSaleAbstract_559CFE39C6593EA387A211C50234CDBA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Carrying Amount of Assets and Liabilities Held for Sale [Abstract] </link:label>
<link:label id="lab_ndaq_CarryingAmountofAssetsandLiabilitiesHeldforSaleAbstract_559CFE39C6593EA387A211C50234CDBA_documentation_en-US" xlink:label="lab_ndaq_CarryingAmountofAssetsandLiabilitiesHeldforSaleAbstract_559CFE39C6593EA387A211C50234CDBA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Carrying Amount of Assets and Liabilities Held for Sale [Abstract] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_CarryingAmountofAssetsandLiabilitiesHeldforSaleAbstract" xlink:label="loc_ndaq_CarryingAmountofAssetsandLiabilitiesHeldforSaleAbstract_559CFE39C6593EA387A211C50234CDBA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_CarryingAmountofAssetsandLiabilitiesHeldforSaleAbstract_559CFE39C6593EA387A211C50234CDBA" xlink:to="lab_ndaq_CarryingAmountofAssetsandLiabilitiesHeldforSaleAbstract_559CFE39C6593EA387A211C50234CDBA" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet_8059A9517BD56A77754011C502354705_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet_8059A9517BD56A77754011C502354705" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Receivables, net </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet_8059A9517BD56A77754011C502354705_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet_8059A9517BD56A77754011C502354705" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet_8059A9517BD56A77754011C502354705" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet_8059A9517BD56A77754011C502354705" xlink:to="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet_8059A9517BD56A77754011C502354705" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentCurrent_85F9B9C8BE54EBDBD1E011C50235A838_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentCurrent_85F9B9C8BE54EBDBD1E011C50235A838" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property and equipment, net </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentCurrent_85F9B9C8BE54EBDBD1E011C50235A838_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentCurrent_85F9B9C8BE54EBDBD1E011C50235A838" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Property, Plant and Equipment, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentCurrent" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentCurrent_85F9B9C8BE54EBDBD1E011C50235A838" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentCurrent_85F9B9C8BE54EBDBD1E011C50235A838" xlink:to="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentCurrent_85F9B9C8BE54EBDBD1E011C50235A838" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationGoodwillCurrent_FE829771EB36A353714011C50235A14D_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationGoodwillCurrent_FE829771EB36A353714011C50235A14D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationGoodwillCurrent_FE829771EB36A353714011C50235A14D_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationGoodwillCurrent_FE829771EB36A353714011C50235A14D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Goodwill, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationGoodwillCurrent" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationGoodwillCurrent_FE829771EB36A353714011C50235A14D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationGoodwillCurrent_FE829771EB36A353714011C50235A14D" xlink:to="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationGoodwillCurrent_FE829771EB36A353714011C50235A14D" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationIntangibleAssetsCurrent_9B6E3D33DFB3A89825AD11C502359051_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationIntangibleAssetsCurrent_9B6E3D33DFB3A89825AD11C502359051" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Intangible assets, net </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationIntangibleAssetsCurrent_9B6E3D33DFB3A89825AD11C502359051_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationIntangibleAssetsCurrent_9B6E3D33DFB3A89825AD11C502359051" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Intangible Assets, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationIntangibleAssetsCurrent" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationIntangibleAssetsCurrent_9B6E3D33DFB3A89825AD11C502359051" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationIntangibleAssetsCurrent_9B6E3D33DFB3A89825AD11C502359051" xlink:to="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationIntangibleAssetsCurrent_9B6E3D33DFB3A89825AD11C502359051" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets_60A931C292E78C659CF611C502360522_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets_60A931C292E78C659CF611C502360522" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other assets </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets_60A931C292E78C659CF611C502360522_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets_60A931C292E78C659CF611C502360522" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Other Assets, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets_60A931C292E78C659CF611C502360522" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets_60A931C292E78C659CF611C502360522" xlink:to="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets_60A931C292E78C659CF611C502360522" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_38F1FD950C48AC41090C11C50237DD2E_totalLabel_en-US" xlink:label="lab_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_38F1FD950C48AC41090C11C50237DD2E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total assets held for sale </link:label>
<link:label id="lab_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_38F1FD950C48AC41090C11C50237DD2E_label_en-US" xlink:label="lab_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_38F1FD950C48AC41090C11C50237DD2E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Assets, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:label="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_38F1FD950C48AC41090C11C50237DD2E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_38F1FD950C48AC41090C11C50237DD2E" xlink:to="lab_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_38F1FD950C48AC41090C11C50237DD2E" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationDeferredTaxLiabilities_90C4C155A9A2A3A1585F11C50237557C_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationDeferredTaxLiabilities_90C4C155A9A2A3A1585F11C50237557C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred tax liabilities </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationDeferredTaxLiabilities_90C4C155A9A2A3A1585F11C50237557C_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationDeferredTaxLiabilities_90C4C155A9A2A3A1585F11C50237557C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Deferred Tax Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationDeferredTaxLiabilities" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationDeferredTaxLiabilities_90C4C155A9A2A3A1585F11C50237557C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationDeferredTaxLiabilities_90C4C155A9A2A3A1585F11C50237557C" xlink:to="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationDeferredTaxLiabilities_90C4C155A9A2A3A1585F11C50237557C" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentLiabilities_5B900CA6807AEF59D40B11C502373E65_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentLiabilities_5B900CA6807AEF59D40B11C502373E65" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other current liabilities </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentLiabilities_5B900CA6807AEF59D40B11C502373E65_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentLiabilities_5B900CA6807AEF59D40B11C502373E65" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Other Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentLiabilities" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentLiabilities_5B900CA6807AEF59D40B11C502373E65" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentLiabilities_5B900CA6807AEF59D40B11C502373E65" xlink:to="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentLiabilities_5B900CA6807AEF59D40B11C502373E65" xlink:type="arc"/>
<link:label id="lab_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_D2B556B892F994372AC811C502386BF4_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_D2B556B892F994372AC811C502386BF4" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total liabilities held for sale </link:label>
<link:label id="lab_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_D2B556B892F994372AC811C502386BF4_label_en-US" xlink:label="lab_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_D2B556B892F994372AC811C502386BF4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:label="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_D2B556B892F994372AC811C502386BF4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_D2B556B892F994372AC811C502386BF4" xlink:to="lab_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_D2B556B892F994372AC811C502386BF4" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeTaxDisclosureAbstract_CA5B5916FB0489A0AE1511C5003CE461_label_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureAbstract_CA5B5916FB0489A0AE1511C5003CE461" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax Disclosure [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_CA5B5916FB0489A0AE1511C5003CE461" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_CA5B5916FB0489A0AE1511C5003CE461" xlink:to="lab_us-gaap_IncomeTaxDisclosureAbstract_CA5B5916FB0489A0AE1511C5003CE461" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeTaxDisclosureTextBlock_78AC985F17F7137C8A6711C5003CA0B3_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureTextBlock_78AC985F17F7137C8A6711C5003CA0B3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Taxes </link:label>
<link:label id="lab_us-gaap_IncomeTaxDisclosureTextBlock_78AC985F17F7137C8A6711C5003CA0B3_label_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureTextBlock_78AC985F17F7137C8A6711C5003CA0B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="loc_us-gaap_IncomeTaxDisclosureTextBlock_78AC985F17F7137C8A6711C5003CA0B3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxDisclosureTextBlock_78AC985F17F7137C8A6711C5003CA0B3" xlink:to="lab_us-gaap_IncomeTaxDisclosureTextBlock_78AC985F17F7137C8A6711C5003CA0B3" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_61E86D2C54D236D8E4E411C502F555D8_label_en-US" xlink:label="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_61E86D2C54D236D8E4E411C502F555D8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement of Comprehensive Income [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:label="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_61E86D2C54D236D8E4E411C502F555D8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_61E86D2C54D236D8E4E411C502F555D8" xlink:to="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_61E86D2C54D236D8E4E411C502F555D8" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetIncomeLoss_AC866EED9492D00A7E8E11C502F6AB48_terseLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_AC866EED9492D00A7E8E11C502F6AB48" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net income </link:label>
<link:label id="lab_us-gaap_NetIncomeLoss_AC866EED9492D00A7E8E11C502F6AB48_label_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_AC866EED9492D00A7E8E11C502F6AB48" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Income (Loss) Attributable to Parent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_AC866EED9492D00A7E8E11C502F6AB48" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetIncomeLoss_AC866EED9492D00A7E8E11C502F6AB48" xlink:to="lab_us-gaap_NetIncomeLoss_AC866EED9492D00A7E8E11C502F6AB48" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_5256143CC8B1B26F188911C502F6F500_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_5256143CC8B1B26F188911C502F6F500" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other comprehensive income (loss): </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_5256143CC8B1B26F188911C502F6F500_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_5256143CC8B1B26F188911C502F6F500" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Net of Tax [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_5256143CC8B1B26F188911C502F6F500" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_5256143CC8B1B26F188911C502F6F500" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_5256143CC8B1B26F188911C502F6F500" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax_71170C53B470AC1C9D9911C502F63F34_verboseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax_71170C53B470AC1C9D9911C502F63F34" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Foreign currency translation gains (losses) </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax_71170C53B470AC1C9D9911C502F63F34_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax_71170C53B470AC1C9D9911C502F63F34" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax_71170C53B470AC1C9D9911C502F63F34" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax_71170C53B470AC1C9D9911C502F63F34" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax_71170C53B470AC1C9D9911C502F63F34" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax_F72C4013047FBD96F44011C502F6CF11_negatedLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax_F72C4013047FBD96F44011C502F6CF11" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Income tax expense </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax_F72C4013047FBD96F44011C502F6CF11_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax_F72C4013047FBD96F44011C502F6CF11" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax_F72C4013047FBD96F44011C502F6CF11" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax_F72C4013047FBD96F44011C502F6CF11" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax_F72C4013047FBD96F44011C502F6CF11" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_EFEDE1F58FD09D61C2D111C502F7DCF6_totalLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_EFEDE1F58FD09D61C2D111C502F7DCF6" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Foreign currency translation, net </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_EFEDE1F58FD09D61C2D111C502F7DCF6_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_EFEDE1F58FD09D61C2D111C502F7DCF6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_EFEDE1F58FD09D61C2D111C502F7DCF6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_EFEDE1F58FD09D61C2D111C502F7DCF6" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_EFEDE1F58FD09D61C2D111C502F7DCF6" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax_FD42046C3E1348A9D19011C502F764DD_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax_FD42046C3E1348A9D19011C502F764DD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Employee benefit plan income tax expense </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax_FD42046C3E1348A9D19011C502F764DD_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax_FD42046C3E1348A9D19011C502F764DD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, Tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax_FD42046C3E1348A9D19011C502F764DD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax_FD42046C3E1348A9D19011C502F764DD" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax_FD42046C3E1348A9D19011C502F764DD" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_5B0BD5D8112A2EAD882E11C502F7BE99_totalLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_5B0BD5D8112A2EAD882E11C502F7BE99" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total other comprehensive income (loss), net of tax </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_5B0BD5D8112A2EAD882E11C502F7BE99_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_5B0BD5D8112A2EAD882E11C502F7BE99" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_5B0BD5D8112A2EAD882E11C502F7BE99" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_5B0BD5D8112A2EAD882E11C502F7BE99" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_5B0BD5D8112A2EAD882E11C502F7BE99" xlink:type="arc"/>
<link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTax_6D9A820E2024DBEDE1A911C502F7906C_totalLabel_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTax_6D9A820E2024DBEDE1A911C502F7906C" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Comprehensive income (loss) attributable to Nasdaq </link:label>
<link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTax_6D9A820E2024DBEDE1A911C502F7906C_label_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTax_6D9A820E2024DBEDE1A911C502F7906C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Comprehensive Income (Loss), Net of Tax, Attributable to Parent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_6D9A820E2024DBEDE1A911C502F7906C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_6D9A820E2024DBEDE1A911C502F7906C" xlink:to="lab_us-gaap_ComprehensiveIncomeNetOfTax_6D9A820E2024DBEDE1A911C502F7906C" xlink:type="arc"/>
<link:label id="lab_us-gaap_CompensationAndRetirementDisclosureAbstract_25A14C8513FDF184A55D11C5015412CE_label_en-US" xlink:label="lab_us-gaap_CompensationAndRetirementDisclosureAbstract_25A14C8513FDF184A55D11C5015412CE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Retirement Benefits [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_25A14C8513FDF184A55D11C5015412CE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_25A14C8513FDF184A55D11C5015412CE" xlink:to="lab_us-gaap_CompensationAndRetirementDisclosureAbstract_25A14C8513FDF184A55D11C5015412CE" xlink:type="arc"/>
<link:label id="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_067AA976C3BCD67BE61711C501547935_terseLabel_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_067AA976C3BCD67BE61711C501547935" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Retirement Plans </link:label>
<link:label id="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_067AA976C3BCD67BE61711C501547935_label_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_067AA976C3BCD67BE61711C501547935" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Pension and Other Postretirement Benefits Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock" xlink:label="loc_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_067AA976C3BCD67BE61711C501547935" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_067AA976C3BCD67BE61711C501547935" xlink:to="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_067AA976C3BCD67BE61711C501547935" xlink:type="arc"/>
<link:label id="lab_us-gaap_SignificantAccountingPoliciesTextBlock_2C5F4DDD60E6FA68149C11C502A90FE5_terseLabel_en-US" xlink:label="lab_us-gaap_SignificantAccountingPoliciesTextBlock_2C5F4DDD60E6FA68149C11C502A90FE5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Significant Accounting Policies Update </link:label>
<link:label id="lab_us-gaap_SignificantAccountingPoliciesTextBlock_2C5F4DDD60E6FA68149C11C502A90FE5_label_en-US" xlink:label="lab_us-gaap_SignificantAccountingPoliciesTextBlock_2C5F4DDD60E6FA68149C11C502A90FE5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Significant Accounting Policies [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SignificantAccountingPoliciesTextBlock" xlink:label="loc_us-gaap_SignificantAccountingPoliciesTextBlock_2C5F4DDD60E6FA68149C11C502A90FE5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SignificantAccountingPoliciesTextBlock_2C5F4DDD60E6FA68149C11C502A90FE5" xlink:to="lab_us-gaap_SignificantAccountingPoliciesTextBlock_2C5F4DDD60E6FA68149C11C502A90FE5" xlink:type="arc"/>
<link:label id="lab_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_A513B85455A3A975EA3811C501F2FFB4_label_en-US" xlink:label="lab_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_A513B85455A3A975EA3811C501F2FFB4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Investments, Debt and Equity Securities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract" xlink:label="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_A513B85455A3A975EA3811C501F2FFB4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_A513B85455A3A975EA3811C501F2FFB4" xlink:to="lab_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_A513B85455A3A975EA3811C501F2FFB4" xlink:type="arc"/>
<link:label id="lab_ndaq_ScheduleofInvestmentsTableTextBlock_525649B945F727031DB111C501F2ACDB_terseLabel_en-US" xlink:label="lab_ndaq_ScheduleofInvestmentsTableTextBlock_525649B945F727031DB111C501F2ACDB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Investments </link:label>
<link:label id="lab_ndaq_ScheduleofInvestmentsTableTextBlock_525649B945F727031DB111C501F2ACDB_label_en-US" xlink:label="lab_ndaq_ScheduleofInvestmentsTableTextBlock_525649B945F727031DB111C501F2ACDB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Investments [Table Text Block] </link:label>
<link:label id="lab_ndaq_ScheduleofInvestmentsTableTextBlock_525649B945F727031DB111C501F2ACDB_documentation_en-US" xlink:label="lab_ndaq_ScheduleofInvestmentsTableTextBlock_525649B945F727031DB111C501F2ACDB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Schedule of Investments </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ScheduleofInvestmentsTableTextBlock" xlink:label="loc_ndaq_ScheduleofInvestmentsTableTextBlock_525649B945F727031DB111C501F2ACDB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ScheduleofInvestmentsTableTextBlock_525649B945F727031DB111C501F2ACDB" xlink:to="lab_ndaq_ScheduleofInvestmentsTableTextBlock_525649B945F727031DB111C501F2ACDB" xlink:type="arc"/>
<link:label id="lab_us-gaap_RestructuringAndRelatedActivitiesAbstract_F4A5A354F53A815B7EAB181145D2E4B7_label_en-US" xlink:label="lab_us-gaap_RestructuringAndRelatedActivitiesAbstract_F4A5A354F53A815B7EAB181145D2E4B7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restructuring and Related Activities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringAndRelatedActivitiesAbstract" xlink:label="loc_us-gaap_RestructuringAndRelatedActivitiesAbstract_F4A5A354F53A815B7EAB181145D2E4B7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringAndRelatedActivitiesAbstract_F4A5A354F53A815B7EAB181145D2E4B7" xlink:to="lab_us-gaap_RestructuringAndRelatedActivitiesAbstract_F4A5A354F53A815B7EAB181145D2E4B7" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_B4B4EB352B4ED024E96F181145D27539_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_B4B4EB352B4ED024E96F181145D27539" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Restructuring and Related Costs [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_B4B4EB352B4ED024E96F181145D27539_label_en-US" xlink:label="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_B4B4EB352B4ED024E96F181145D27539" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Restructuring and Related Costs [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable" xlink:label="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_B4B4EB352B4ED024E96F181145D27539" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_B4B4EB352B4ED024E96F181145D27539" xlink:to="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_B4B4EB352B4ED024E96F181145D27539" xlink:type="arc"/>
<link:label id="lab_us-gaap_RestructuringCostAndReserveAxis_FAC9F42AECEE74D60DC3181145D239A7_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCostAndReserveAxis_FAC9F42AECEE74D60DC3181145D239A7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restructuring Type [Axis] </link:label>
<link:label id="lab_us-gaap_RestructuringCostAndReserveAxis_FAC9F42AECEE74D60DC3181145D239A7_label_en-US" xlink:label="lab_us-gaap_RestructuringCostAndReserveAxis_FAC9F42AECEE74D60DC3181145D239A7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restructuring Type [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringCostAndReserveAxis" xlink:label="loc_us-gaap_RestructuringCostAndReserveAxis_FAC9F42AECEE74D60DC3181145D239A7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCostAndReserveAxis_FAC9F42AECEE74D60DC3181145D239A7" xlink:to="lab_us-gaap_RestructuringCostAndReserveAxis_FAC9F42AECEE74D60DC3181145D239A7" xlink:type="arc"/>
<link:label id="lab_us-gaap_TypeOfRestructuringDomain_E0D131762BF63365B6DA181145D2214A_terseLabel_en-US" xlink:label="lab_us-gaap_TypeOfRestructuringDomain_E0D131762BF63365B6DA181145D2214A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Type of Restructuring [Domain] </link:label>
<link:label id="lab_us-gaap_TypeOfRestructuringDomain_E0D131762BF63365B6DA181145D2214A_label_en-US" xlink:label="lab_us-gaap_TypeOfRestructuringDomain_E0D131762BF63365B6DA181145D2214A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Type of Restructuring [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TypeOfRestructuringDomain" xlink:label="loc_us-gaap_TypeOfRestructuringDomain_E0D131762BF63365B6DA181145D2214A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TypeOfRestructuringDomain_E0D131762BF63365B6DA181145D2214A" xlink:to="lab_us-gaap_TypeOfRestructuringDomain_E0D131762BF63365B6DA181145D2214A" xlink:type="arc"/>
<link:label id="lab_ndaq_AssetImpairmentMember_8FC47593E80ECB486DC2181145D3565E_terseLabel_en-US" xlink:label="lab_ndaq_AssetImpairmentMember_8FC47593E80ECB486DC2181145D3565E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Asset impairments </link:label>
<link:label id="lab_ndaq_AssetImpairmentMember_8FC47593E80ECB486DC2181145D3565E_label_en-US" xlink:label="lab_ndaq_AssetImpairmentMember_8FC47593E80ECB486DC2181145D3565E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Impairment [Member] </link:label>
<link:label id="lab_ndaq_AssetImpairmentMember_8FC47593E80ECB486DC2181145D3565E_documentation_en-US" xlink:label="lab_ndaq_AssetImpairmentMember_8FC47593E80ECB486DC2181145D3565E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Asset Impairment Member </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_AssetImpairmentMember" xlink:label="loc_ndaq_AssetImpairmentMember_8FC47593E80ECB486DC2181145D3565E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_AssetImpairmentMember_8FC47593E80ECB486DC2181145D3565E" xlink:to="lab_ndaq_AssetImpairmentMember_8FC47593E80ECB486DC2181145D3565E" xlink:type="arc"/>
<link:label id="lab_us-gaap_RestructuringCostAndReserveLineItems_F5277894340FA34D8C97181145D4BD60_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCostAndReserveLineItems_F5277894340FA34D8C97181145D4BD60" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restructuring Cost and Reserve [Line Items] </link:label>
<link:label id="lab_us-gaap_RestructuringCostAndReserveLineItems_F5277894340FA34D8C97181145D4BD60_label_en-US" xlink:label="lab_us-gaap_RestructuringCostAndReserveLineItems_F5277894340FA34D8C97181145D4BD60" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restructuring Cost and Reserve [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringCostAndReserveLineItems" xlink:label="loc_us-gaap_RestructuringCostAndReserveLineItems_F5277894340FA34D8C97181145D4BD60" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_F5277894340FA34D8C97181145D4BD60" xlink:to="lab_us-gaap_RestructuringCostAndReserveLineItems_F5277894340FA34D8C97181145D4BD60" xlink:type="arc"/>
<link:label id="lab_us-gaap_RestructuringAndRelatedCostExpectedCost1_779D727B2D94CAF45D3C181145D4FA34_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringAndRelatedCostExpectedCost1_779D727B2D94CAF45D3C181145D4FA34" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restructuring, expected cost </link:label>
<link:label id="lab_us-gaap_RestructuringAndRelatedCostExpectedCost1_779D727B2D94CAF45D3C181145D4FA34_label_en-US" xlink:label="lab_us-gaap_RestructuringAndRelatedCostExpectedCost1_779D727B2D94CAF45D3C181145D4FA34" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restructuring and Related Cost, Expected Cost </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringAndRelatedCostExpectedCost1" xlink:label="loc_us-gaap_RestructuringAndRelatedCostExpectedCost1_779D727B2D94CAF45D3C181145D4FA34" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringAndRelatedCostExpectedCost1_779D727B2D94CAF45D3C181145D4FA34" xlink:to="lab_us-gaap_RestructuringAndRelatedCostExpectedCost1_779D727B2D94CAF45D3C181145D4FA34" xlink:type="arc"/>
<link:label id="lab_ndaq_IncomeTaxDisclosureTable_7D32D8C6773B58AB65E84132BE55E8B9_terseLabel_en-US" xlink:label="lab_ndaq_IncomeTaxDisclosureTable_7D32D8C6773B58AB65E84132BE55E8B9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Tax Disclosure [Table] </link:label>
<link:label id="lab_ndaq_IncomeTaxDisclosureTable_7D32D8C6773B58AB65E84132BE55E8B9_label_en-US" xlink:label="lab_ndaq_IncomeTaxDisclosureTable_7D32D8C6773B58AB65E84132BE55E8B9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax Disclosure [Table] </link:label>
<link:label id="lab_ndaq_IncomeTaxDisclosureTable_7D32D8C6773B58AB65E84132BE55E8B9_documentation_en-US" xlink:label="lab_ndaq_IncomeTaxDisclosureTable_7D32D8C6773B58AB65E84132BE55E8B9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Income Tax Disclosure [Table] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_IncomeTaxDisclosureTable" xlink:label="loc_ndaq_IncomeTaxDisclosureTable_7D32D8C6773B58AB65E84132BE55E8B9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_IncomeTaxDisclosureTable_7D32D8C6773B58AB65E84132BE55E8B9" xlink:to="lab_ndaq_IncomeTaxDisclosureTable_7D32D8C6773B58AB65E84132BE55E8B9" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementEquityComponentsAxis_F5807BACEA2F6C4665714132BE57D916_terseLabel_en-US" xlink:label="lab_us-gaap_StatementEquityComponentsAxis_F5807BACEA2F6C4665714132BE57D916" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity Components [Axis] </link:label>
<link:label id="lab_us-gaap_StatementEquityComponentsAxis_F5807BACEA2F6C4665714132BE57D916_label_en-US" xlink:label="lab_us-gaap_StatementEquityComponentsAxis_F5807BACEA2F6C4665714132BE57D916" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equity Components [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_F5807BACEA2F6C4665714132BE57D916" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_F5807BACEA2F6C4665714132BE57D916" xlink:to="lab_us-gaap_StatementEquityComponentsAxis_F5807BACEA2F6C4665714132BE57D916" xlink:type="arc"/>
<link:label id="lab_us-gaap_EquityComponentDomain_2BCFCBF01DE5B73571BC4132BE579CFB_terseLabel_en-US" xlink:label="lab_us-gaap_EquityComponentDomain_2BCFCBF01DE5B73571BC4132BE579CFB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity Component [Domain] </link:label>
<link:label id="lab_us-gaap_EquityComponentDomain_2BCFCBF01DE5B73571BC4132BE579CFB_label_en-US" xlink:label="lab_us-gaap_EquityComponentDomain_2BCFCBF01DE5B73571BC4132BE579CFB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equity Component [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_2BCFCBF01DE5B73571BC4132BE579CFB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquityComponentDomain_2BCFCBF01DE5B73571BC4132BE579CFB" xlink:to="lab_us-gaap_EquityComponentDomain_2BCFCBF01DE5B73571BC4132BE579CFB" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_E33990D9F2C29602C7994132BE572658_verboseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_E33990D9F2C29602C7994132BE572658" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated Other Comprehensive Loss </link:label>
<link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_E33990D9F2C29602C7994132BE572658_label_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_E33990D9F2C29602C7994132BE572658" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> AOCI Attributable to Parent [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_E33990D9F2C29602C7994132BE572658" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_E33990D9F2C29602C7994132BE572658" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_E33990D9F2C29602C7994132BE572658" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccumulatedTranslationAdjustmentMember_057E078FF8BE338AE4BC4132BE585F59_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedTranslationAdjustmentMember_057E078FF8BE338AE4BC4132BE585F59" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Employee Benefit Plan Adjustment Gains and Losses </link:label>
<link:label id="lab_us-gaap_AccumulatedTranslationAdjustmentMember_057E078FF8BE338AE4BC4132BE585F59_label_en-US" xlink:label="lab_us-gaap_AccumulatedTranslationAdjustmentMember_057E078FF8BE338AE4BC4132BE585F59" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accumulated Foreign Currency Adjustment Attributable to Parent [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedTranslationAdjustmentMember" xlink:label="loc_us-gaap_AccumulatedTranslationAdjustmentMember_057E078FF8BE338AE4BC4132BE585F59" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedTranslationAdjustmentMember_057E078FF8BE338AE4BC4132BE585F59" xlink:to="lab_us-gaap_AccumulatedTranslationAdjustmentMember_057E078FF8BE338AE4BC4132BE585F59" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_B09D03489BACE23261794132BE589B43_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_B09D03489BACE23261794132BE589B43" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated Defined Benefit Plans Adjustment, Net Gain (Loss) Attributable to Parent </link:label>
<link:label id="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_B09D03489BACE23261794132BE589B43_label_en-US" xlink:label="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_B09D03489BACE23261794132BE589B43" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accumulated Defined Benefit Plans Adjustment, Net Gain (Loss) Attributable to Parent [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_B09D03489BACE23261794132BE589B43" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_B09D03489BACE23261794132BE589B43" xlink:to="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_B09D03489BACE23261794132BE589B43" xlink:type="arc"/>
<link:label id="lab_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_9A205EF8BF4C7185C9A24132BE58D8E0_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_9A205EF8BF4C7185C9A24132BE58D8E0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Adjustments for New Accounting Pronouncements [Axis] </link:label>
<link:label id="lab_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_9A205EF8BF4C7185C9A24132BE58D8E0_label_en-US" xlink:label="lab_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_9A205EF8BF4C7185C9A24132BE58D8E0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Adjustments for New Accounting Pronouncements [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdjustmentsForNewAccountingPronouncementsAxis" xlink:label="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_9A205EF8BF4C7185C9A24132BE58D8E0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_9A205EF8BF4C7185C9A24132BE58D8E0" xlink:to="lab_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_9A205EF8BF4C7185C9A24132BE58D8E0" xlink:type="arc"/>
<link:label id="lab_us-gaap_TypeOfAdoptionMember_A052316EB1DC494DDC154132BE585C54_terseLabel_en-US" xlink:label="lab_us-gaap_TypeOfAdoptionMember_A052316EB1DC494DDC154132BE585C54" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Type of Adoption [Domain] </link:label>
<link:label id="lab_us-gaap_TypeOfAdoptionMember_A052316EB1DC494DDC154132BE585C54_label_en-US" xlink:label="lab_us-gaap_TypeOfAdoptionMember_A052316EB1DC494DDC154132BE585C54" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Type of Adoption [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TypeOfAdoptionMember" xlink:label="loc_us-gaap_TypeOfAdoptionMember_A052316EB1DC494DDC154132BE585C54" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TypeOfAdoptionMember_A052316EB1DC494DDC154132BE585C54" xlink:to="lab_us-gaap_TypeOfAdoptionMember_A052316EB1DC494DDC154132BE585C54" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccountingStandardsUpdate201802Member_A817FE5E7E413EFB6FD74132BE58B1B6_terseLabel_en-US" xlink:label="lab_us-gaap_AccountingStandardsUpdate201802Member_A817FE5E7E413EFB6FD74132BE58B1B6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounting Standards Update 2018-02 </link:label>
<link:label id="lab_us-gaap_AccountingStandardsUpdate201802Member_A817FE5E7E413EFB6FD74132BE58B1B6_label_en-US" xlink:label="lab_us-gaap_AccountingStandardsUpdate201802Member_A817FE5E7E413EFB6FD74132BE58B1B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounting Standards Update 2018-02 [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountingStandardsUpdate201802Member" xlink:label="loc_us-gaap_AccountingStandardsUpdate201802Member_A817FE5E7E413EFB6FD74132BE58B1B6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountingStandardsUpdate201802Member_A817FE5E7E413EFB6FD74132BE58B1B6" xlink:to="lab_us-gaap_AccountingStandardsUpdate201802Member_A817FE5E7E413EFB6FD74132BE58B1B6" xlink:type="arc"/>
<link:label id="lab_ndaq_IncomeTaxDisclosureLineItems_6A91F7DC5A15E33DA4A44132BE5983DA_terseLabel_en-US" xlink:label="lab_ndaq_IncomeTaxDisclosureLineItems_6A91F7DC5A15E33DA4A44132BE5983DA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Tax Disclosure [Line Items] </link:label>
<link:label id="lab_ndaq_IncomeTaxDisclosureLineItems_6A91F7DC5A15E33DA4A44132BE5983DA_label_en-US" xlink:label="lab_ndaq_IncomeTaxDisclosureLineItems_6A91F7DC5A15E33DA4A44132BE5983DA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax Disclosure [Line Items] </link:label>
<link:label id="lab_ndaq_IncomeTaxDisclosureLineItems_6A91F7DC5A15E33DA4A44132BE5983DA_documentation_en-US" xlink:label="lab_ndaq_IncomeTaxDisclosureLineItems_6A91F7DC5A15E33DA4A44132BE5983DA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Income Tax Disclosure [Line Items] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_IncomeTaxDisclosureLineItems" xlink:label="loc_ndaq_IncomeTaxDisclosureLineItems_6A91F7DC5A15E33DA4A44132BE5983DA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_IncomeTaxDisclosureLineItems_6A91F7DC5A15E33DA4A44132BE5983DA" xlink:to="lab_ndaq_IncomeTaxDisclosureLineItems_6A91F7DC5A15E33DA4A44132BE5983DA" xlink:type="arc"/>
<link:label id="lab_us-gaap_TaxCutsAndJobsActOf2017ReclassificationFromAociToRetainedEarningsTaxEffect_C6E8F1D0A230D6C9D21E4132BE5B3AD5_negatedLabel_en-US" xlink:label="lab_us-gaap_TaxCutsAndJobsActOf2017ReclassificationFromAociToRetainedEarningsTaxEffect_C6E8F1D0A230D6C9D21E4132BE5B3AD5" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Reclassification from AOCI, tax amount </link:label>
<link:label id="lab_us-gaap_TaxCutsAndJobsActOf2017ReclassificationFromAociToRetainedEarningsTaxEffect_C6E8F1D0A230D6C9D21E4132BE5B3AD5_label_en-US" xlink:label="lab_us-gaap_TaxCutsAndJobsActOf2017ReclassificationFromAociToRetainedEarningsTaxEffect_C6E8F1D0A230D6C9D21E4132BE5B3AD5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Tax Cuts and Jobs Act, Reclassification from AOCI to Retained Earnings, Tax Effect </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TaxCutsAndJobsActOf2017ReclassificationFromAociToRetainedEarningsTaxEffect" xlink:label="loc_us-gaap_TaxCutsAndJobsActOf2017ReclassificationFromAociToRetainedEarningsTaxEffect_C6E8F1D0A230D6C9D21E4132BE5B3AD5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TaxCutsAndJobsActOf2017ReclassificationFromAociToRetainedEarningsTaxEffect_C6E8F1D0A230D6C9D21E4132BE5B3AD5" xlink:to="lab_us-gaap_TaxCutsAndJobsActOf2017ReclassificationFromAociToRetainedEarningsTaxEffect_C6E8F1D0A230D6C9D21E4132BE5B3AD5" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfShortTermDebtTable_4E17430864C857BEA90A11C501A9CEA7_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShortTermDebtTable_4E17430864C857BEA90A11C501A9CEA7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Short-term Debt [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfShortTermDebtTable_4E17430864C857BEA90A11C501A9CEA7_label_en-US" xlink:label="lab_us-gaap_ScheduleOfShortTermDebtTable_4E17430864C857BEA90A11C501A9CEA7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Short-term Debt [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfShortTermDebtTable" xlink:label="loc_us-gaap_ScheduleOfShortTermDebtTable_4E17430864C857BEA90A11C501A9CEA7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfShortTermDebtTable_4E17430864C857BEA90A11C501A9CEA7" xlink:to="lab_us-gaap_ScheduleOfShortTermDebtTable_4E17430864C857BEA90A11C501A9CEA7" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommercialPaperMember_30B3F5A53AE353F3C4CB11C501AAAD9A_verboseLabel_en-US" xlink:label="lab_us-gaap_CommercialPaperMember_30B3F5A53AE353F3C4CB11C501AAAD9A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Commercial paper </link:label>
<link:label id="lab_us-gaap_CommercialPaperMember_30B3F5A53AE353F3C4CB11C501AAAD9A_label_en-US" xlink:label="lab_us-gaap_CommercialPaperMember_30B3F5A53AE353F3C4CB11C501AAAD9A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Commercial Paper [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommercialPaperMember" xlink:label="loc_us-gaap_CommercialPaperMember_30B3F5A53AE353F3C4CB11C501AAAD9A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommercialPaperMember_30B3F5A53AE353F3C4CB11C501AAAD9A" xlink:to="lab_us-gaap_CommercialPaperMember_30B3F5A53AE353F3C4CB11C501AAAD9A" xlink:type="arc"/>
<link:label id="lab_srt_WeightedAverageMember_DD4D6D8E5F42DAD026A511C501ABC926_terseLabel_en-US" xlink:label="lab_srt_WeightedAverageMember_DD4D6D8E5F42DAD026A511C501ABC926" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted Average </link:label>
<link:label id="lab_srt_WeightedAverageMember_DD4D6D8E5F42DAD026A511C501ABC926_label_en-US" xlink:label="lab_srt_WeightedAverageMember_DD4D6D8E5F42DAD026A511C501ABC926" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Weighted Average [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_WeightedAverageMember" xlink:label="loc_srt_WeightedAverageMember_DD4D6D8E5F42DAD026A511C501ABC926" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_WeightedAverageMember_DD4D6D8E5F42DAD026A511C501ABC926" xlink:to="lab_srt_WeightedAverageMember_DD4D6D8E5F42DAD026A511C501ABC926" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShortTermDebtLineItems_C421B9967747D3EA80B411C501AB20E0_terseLabel_en-US" xlink:label="lab_us-gaap_ShortTermDebtLineItems_C421B9967747D3EA80B411C501AB20E0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Short-term Debt [Line Items] </link:label>
<link:label id="lab_us-gaap_ShortTermDebtLineItems_C421B9967747D3EA80B411C501AB20E0_label_en-US" xlink:label="lab_us-gaap_ShortTermDebtLineItems_C421B9967747D3EA80B411C501AB20E0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Short-term Debt [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShortTermDebtLineItems" xlink:label="loc_us-gaap_ShortTermDebtLineItems_C421B9967747D3EA80B411C501AB20E0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShortTermDebtLineItems_C421B9967747D3EA80B411C501AB20E0" xlink:to="lab_us-gaap_ShortTermDebtLineItems_C421B9967747D3EA80B411C501AB20E0" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentTerm_622EB3129D4A315A70CA11C501ABFE14_verboseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentTerm_622EB3129D4A315A70CA11C501ABFE14" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Maturity period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentTerm" xlink:label="loc_us-gaap_DebtInstrumentTerm_622EB3129D4A315A70CA11C501ABFE14" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentTerm_622EB3129D4A315A70CA11C501ABFE14" xlink:to="lab_us-gaap_DebtInstrumentTerm_622EB3129D4A315A70CA11C501ABFE14" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtWeightedAverageInterestRate_82DB7AABA10A132EF25711C501ACA849_terseLabel_en-US" xlink:label="lab_us-gaap_DebtWeightedAverageInterestRate_82DB7AABA10A132EF25711C501ACA849" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted average interest rate </link:label>
<link:label id="lab_us-gaap_DebtWeightedAverageInterestRate_82DB7AABA10A132EF25711C501ACA849_label_en-US" xlink:label="lab_us-gaap_DebtWeightedAverageInterestRate_82DB7AABA10A132EF25711C501ACA849" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt, Weighted Average Interest Rate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtWeightedAverageInterestRate" xlink:label="loc_us-gaap_DebtWeightedAverageInterestRate_82DB7AABA10A132EF25711C501ACA849" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtWeightedAverageInterestRate_82DB7AABA10A132EF25711C501ACA849" xlink:to="lab_us-gaap_DebtWeightedAverageInterestRate_82DB7AABA10A132EF25711C501ACA849" xlink:type="arc"/>
<link:label id="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_044531210F552A7E21A011C50219F410_label_en-US" xlink:label="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_044531210F552A7E21A011C50219F410" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill and Intangible Assets Disclosure [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_044531210F552A7E21A011C50219F410" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_044531210F552A7E21A011C50219F410" xlink:to="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_044531210F552A7E21A011C50219F410" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_685182588D64B86DC7B011C502194C13_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_685182588D64B86DC7B011C502194C13" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Indefinite-Lived Intangible Assets [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_685182588D64B86DC7B011C502194C13_label_en-US" xlink:label="lab_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_685182588D64B86DC7B011C502194C13" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Indefinite-Lived Intangible Assets [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable" xlink:label="loc_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_685182588D64B86DC7B011C502194C13" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_685182588D64B86DC7B011C502194C13" xlink:to="lab_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_685182588D64B86DC7B011C502194C13" xlink:type="arc"/>
<link:label id="lab_ndaq_MarketTechnologyMember_6A3A67BB0D89E6F8A9B111C5021A44AF_netLabel_en-US" xlink:label="lab_ndaq_MarketTechnologyMember_6A3A67BB0D89E6F8A9B111C5021A44AF" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:type="resource" xml:lang="en-US"> Market Technology </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_MarketTechnologyMember" xlink:label="loc_ndaq_MarketTechnologyMember_6A3A67BB0D89E6F8A9B111C5021A44AF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_MarketTechnologyMember_6A3A67BB0D89E6F8A9B111C5021A44AF" xlink:to="lab_ndaq_MarketTechnologyMember_6A3A67BB0D89E6F8A9B111C5021A44AF" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_AFE2620C77CF518AD02411C5021ABA6D_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_AFE2620C77CF518AD02411C5021ABA6D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets by Major Class [Axis] </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_AFE2620C77CF518AD02411C5021ABA6D_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_AFE2620C77CF518AD02411C5021ABA6D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets by Major Class [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_AFE2620C77CF518AD02411C5021ABA6D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_AFE2620C77CF518AD02411C5021ABA6D" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_AFE2620C77CF518AD02411C5021ABA6D" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_91FC84CE6D8D4BC82B7D11C5021AB2AF_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_91FC84CE6D8D4BC82B7D11C5021AB2AF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Major Class Name [Domain] </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_91FC84CE6D8D4BC82B7D11C5021AB2AF_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_91FC84CE6D8D4BC82B7D11C5021AB2AF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Major Class Name [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_91FC84CE6D8D4BC82B7D11C5021AB2AF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_91FC84CE6D8D4BC82B7D11C5021AB2AF" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_91FC84CE6D8D4BC82B7D11C5021AB2AF" xlink:type="arc"/>
<link:label id="lab_ndaq_ForeignCurrencyTranslationAdjustmentMember_B8BCEB763224C88CC1B511C5021A2499_terseLabel_en-US" xlink:label="lab_ndaq_ForeignCurrencyTranslationAdjustmentMember_B8BCEB763224C88CC1B511C5021A2499" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Foreign currency translation adjustment </link:label>
<link:label id="lab_ndaq_ForeignCurrencyTranslationAdjustmentMember_B8BCEB763224C88CC1B511C5021A2499_label_en-US" xlink:label="lab_ndaq_ForeignCurrencyTranslationAdjustmentMember_B8BCEB763224C88CC1B511C5021A2499" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Foreign Currency Translation Adjustment [Member] </link:label>
<link:label id="lab_ndaq_ForeignCurrencyTranslationAdjustmentMember_B8BCEB763224C88CC1B511C5021A2499_documentation_en-US" xlink:label="lab_ndaq_ForeignCurrencyTranslationAdjustmentMember_B8BCEB763224C88CC1B511C5021A2499" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Foreign currency translation adjustment [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ForeignCurrencyTranslationAdjustmentMember" xlink:label="loc_ndaq_ForeignCurrencyTranslationAdjustmentMember_B8BCEB763224C88CC1B511C5021A2499" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ForeignCurrencyTranslationAdjustmentMember_B8BCEB763224C88CC1B511C5021A2499" xlink:to="lab_ndaq_ForeignCurrencyTranslationAdjustmentMember_B8BCEB763224C88CC1B511C5021A2499" xlink:type="arc"/>
<link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_EA803131958A520F1AF011C5021B4EEA_terseLabel_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_EA803131958A520F1AF011C5021B4EEA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Indefinite-lived Intangible Assets [Line Items] </link:label>
<link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_EA803131958A520F1AF011C5021B4EEA_label_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_EA803131958A520F1AF011C5021B4EEA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Indefinite-lived Intangible Assets [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_EA803131958A520F1AF011C5021B4EEA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_EA803131958A520F1AF011C5021B4EEA" xlink:to="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_EA803131958A520F1AF011C5021B4EEA" xlink:type="arc"/>
<link:label id="lab_us-gaap_GoodwillPurchaseAccountingAdjustments_1210A6DB65411284DAE811C5021B816A_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillPurchaseAccountingAdjustments_1210A6DB65411284DAE811C5021B816A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Measurement period adjustment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillPurchaseAccountingAdjustments" xlink:label="loc_us-gaap_GoodwillPurchaseAccountingAdjustments_1210A6DB65411284DAE811C5021B816A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillPurchaseAccountingAdjustments_1210A6DB65411284DAE811C5021B816A" xlink:to="lab_us-gaap_GoodwillPurchaseAccountingAdjustments_1210A6DB65411284DAE811C5021B816A" xlink:type="arc"/>
<link:label id="lab_us-gaap_GoodwillImpairmentLoss_4E9554EC9D865FEBC22911C5021B73F8_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillImpairmentLoss_4E9554EC9D865FEBC22911C5021B73F8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill, impairment loss </link:label>
<link:label id="lab_us-gaap_GoodwillImpairmentLoss_4E9554EC9D865FEBC22911C5021B73F8_label_en-US" xlink:label="lab_us-gaap_GoodwillImpairmentLoss_4E9554EC9D865FEBC22911C5021B73F8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill, Impairment Loss </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillImpairmentLoss" xlink:label="loc_us-gaap_GoodwillImpairmentLoss_4E9554EC9D865FEBC22911C5021B73F8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillImpairmentLoss_4E9554EC9D865FEBC22911C5021B73F8" xlink:to="lab_us-gaap_GoodwillImpairmentLoss_4E9554EC9D865FEBC22911C5021B73F8" xlink:type="arc"/>
<link:label id="lab_us-gaap_AmortizationOfIntangibleAssets_690FA7FE5FFD6E16AD5711C5021BB8DF_verboseLabel_en-US" xlink:label="lab_us-gaap_AmortizationOfIntangibleAssets_690FA7FE5FFD6E16AD5711C5021BB8DF" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Amortization expense of acquired intangible assets </link:label>
<link:label id="lab_us-gaap_AmortizationOfIntangibleAssets_690FA7FE5FFD6E16AD5711C5021BB8DF_label_en-US" xlink:label="lab_us-gaap_AmortizationOfIntangibleAssets_690FA7FE5FFD6E16AD5711C5021BB8DF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Amortization of Intangible Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_690FA7FE5FFD6E16AD5711C5021BB8DF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AmortizationOfIntangibleAssets_690FA7FE5FFD6E16AD5711C5021BB8DF" xlink:to="lab_us-gaap_AmortizationOfIntangibleAssets_690FA7FE5FFD6E16AD5711C5021BB8DF" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsNet_C1E5A7F1A2689922762311C5021BAA66_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsNet_C1E5A7F1A2689922762311C5021BAA66" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net future amortization expense </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsNet_C1E5A7F1A2689922762311C5021BAA66_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsNet_C1E5A7F1A2689922762311C5021BAA66" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_C1E5A7F1A2689922762311C5021BAA66" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_C1E5A7F1A2689922762311C5021BAA66" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsNet_C1E5A7F1A2689922762311C5021BAA66" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_5B26C646993811EC655B11E8601774B6_label_en-US" xlink:label="lab_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_5B26C646993811EC655B11E8601774B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Payment Arrangement [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_5B26C646993811EC655B11E8601774B6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_5B26C646993811EC655B11E8601774B6" xlink:to="lab_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_5B26C646993811EC655B11E8601774B6" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_DAC8313F005E62FF422511E86017555D_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_DAC8313F005E62FF422511E86017555D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_DAC8313F005E62FF422511E86017555D_label_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_DAC8313F005E62FF422511E86017555D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_DAC8313F005E62FF422511E86017555D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_DAC8313F005E62FF422511E86017555D" xlink:to="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_DAC8313F005E62FF422511E86017555D" xlink:type="arc"/>
<link:label id="lab_us-gaap_AwardTypeAxis_47590BA2AF822D9D8BC511E860188CC0_terseLabel_en-US" xlink:label="lab_us-gaap_AwardTypeAxis_47590BA2AF822D9D8BC511E860188CC0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Award Type [Axis] </link:label>
<link:label id="lab_us-gaap_AwardTypeAxis_47590BA2AF822D9D8BC511E860188CC0_label_en-US" xlink:label="lab_us-gaap_AwardTypeAxis_47590BA2AF822D9D8BC511E860188CC0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Award Type [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_us-gaap_AwardTypeAxis_47590BA2AF822D9D8BC511E860188CC0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AwardTypeAxis_47590BA2AF822D9D8BC511E860188CC0" xlink:to="lab_us-gaap_AwardTypeAxis_47590BA2AF822D9D8BC511E860188CC0" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_4BF7E58F8184D7773E1011E860188909_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_4BF7E58F8184D7773E1011E860188909" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Award Type [Domain] </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_4BF7E58F8184D7773E1011E860188909_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_4BF7E58F8184D7773E1011E860188909" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Award Type [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_4BF7E58F8184D7773E1011E860188909" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_4BF7E58F8184D7773E1011E860188909" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_4BF7E58F8184D7773E1011E860188909" xlink:type="arc"/>
<link:label id="lab_us-gaap_RestrictedStockMember_9A58BA50834A506FB57711E8601814D6_terseLabel_en-US" xlink:label="lab_us-gaap_RestrictedStockMember_9A58BA50834A506FB57711E8601814D6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restricted Stock </link:label>
<link:label id="lab_us-gaap_RestrictedStockMember_9A58BA50834A506FB57711E8601814D6_label_en-US" xlink:label="lab_us-gaap_RestrictedStockMember_9A58BA50834A506FB57711E8601814D6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restricted Stock [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestrictedStockMember" xlink:label="loc_us-gaap_RestrictedStockMember_9A58BA50834A506FB57711E8601814D6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestrictedStockMember_9A58BA50834A506FB57711E8601814D6" xlink:to="lab_us-gaap_RestrictedStockMember_9A58BA50834A506FB57711E8601814D6" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_289399761605CB12A1B911E860199BFE_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_289399761605CB12A1B911E860199BFE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award [Line Items] </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_289399761605CB12A1B911E860199BFE_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_289399761605CB12A1B911E860199BFE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_289399761605CB12A1B911E860199BFE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_289399761605CB12A1B911E860199BFE" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_289399761605CB12A1B911E860199BFE" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_770DF4F8F7EEEE506F0411E860197D02_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_770DF4F8F7EEEE506F0411E860197D02" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of Awards </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_770DF4F8F7EEEE506F0411E860197D02_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_770DF4F8F7EEEE506F0411E860197D02" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_770DF4F8F7EEEE506F0411E860197D02" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_770DF4F8F7EEEE506F0411E860197D02" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_770DF4F8F7EEEE506F0411E860197D02" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_F2916E5A72A0A3B791BE11E86019361B_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_F2916E5A72A0A3B791BE11E86019361B" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Unvested balances at beginning of period (in shares) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_F2916E5A72A0A3B791BE11E86019361B_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_F2916E5A72A0A3B791BE11E86019361B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_F2916E5A72A0A3B791BE11E86019361B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_F2916E5A72A0A3B791BE11E86019361B" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_F2916E5A72A0A3B791BE11E86019361B" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_E1BD70E2223B0D0E5A6311E860196075_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_E1BD70E2223B0D0E5A6311E860196075" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Granted (in shares) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_E1BD70E2223B0D0E5A6311E860196075_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_E1BD70E2223B0D0E5A6311E860196075" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_E1BD70E2223B0D0E5A6311E860196075" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_E1BD70E2223B0D0E5A6311E860196075" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_E1BD70E2223B0D0E5A6311E860196075" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_4FCE923CE30D70F2802B11E8601A3A15_negatedLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_4FCE923CE30D70F2802B11E8601A3A15" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Vested (in shares) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_4FCE923CE30D70F2802B11E8601A3A15_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_4FCE923CE30D70F2802B11E8601A3A15" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_4FCE923CE30D70F2802B11E8601A3A15" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_4FCE923CE30D70F2802B11E8601A3A15" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_4FCE923CE30D70F2802B11E8601A3A15" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_BC6D40AF543840B9218811E8601AA316_negatedLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_BC6D40AF543840B9218811E8601AA316" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Forfeited (in shares) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_BC6D40AF543840B9218811E8601AA316_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_BC6D40AF543840B9218811E8601AA316" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_BC6D40AF543840B9218811E8601AA316" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_BC6D40AF543840B9218811E8601AA316" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_BC6D40AF543840B9218811E8601AA316" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_15D92EB31477D0EE54F911E8601A7F98_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_15D92EB31477D0EE54F911E8601A7F98" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Unvested balances at end of period (in shares) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_15D92EB31477D0EE54F911E8601A7F98" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_15D92EB31477D0EE54F911E8601A7F98" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_15D92EB31477D0EE54F911E8601A7F98" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_03F3325249FC9E45BCE311E8601ABCC1_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_03F3325249FC9E45BCE311E8601ABCC1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted-Average Grant Date Fair Value </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_03F3325249FC9E45BCE311E8601ABCC1_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_03F3325249FC9E45BCE311E8601ABCC1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_03F3325249FC9E45BCE311E8601ABCC1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_03F3325249FC9E45BCE311E8601ABCC1" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_03F3325249FC9E45BCE311E8601ABCC1" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_D54B762DA922E05045BB11E8601AD12E_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_D54B762DA922E05045BB11E8601AD12E" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Unvested balances at beginning of period (in dollars per share) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_D54B762DA922E05045BB11E8601AD12E_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_D54B762DA922E05045BB11E8601AD12E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_D54B762DA922E05045BB11E8601AD12E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_D54B762DA922E05045BB11E8601AD12E" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_D54B762DA922E05045BB11E8601AD12E" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_37B8F4163383F126C51D11E8601B6714_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_37B8F4163383F126C51D11E8601B6714" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Granted (in dollars per share) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_37B8F4163383F126C51D11E8601B6714_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_37B8F4163383F126C51D11E8601B6714" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_37B8F4163383F126C51D11E8601B6714" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_37B8F4163383F126C51D11E8601B6714" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_37B8F4163383F126C51D11E8601B6714" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_5172DB2D60E29340FF9A11E8601B59E2_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_5172DB2D60E29340FF9A11E8601B59E2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vested (in dollars per share) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_5172DB2D60E29340FF9A11E8601B59E2_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_5172DB2D60E29340FF9A11E8601B59E2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_5172DB2D60E29340FF9A11E8601B59E2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_5172DB2D60E29340FF9A11E8601B59E2" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_5172DB2D60E29340FF9A11E8601B59E2" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_4EC5FAB827277A1F7CC911E8601B78FF_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_4EC5FAB827277A1F7CC911E8601B78FF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Forfeited (in dollars per share) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_4EC5FAB827277A1F7CC911E8601B78FF_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_4EC5FAB827277A1F7CC911E8601B78FF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_4EC5FAB827277A1F7CC911E8601B78FF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_4EC5FAB827277A1F7CC911E8601B78FF" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_4EC5FAB827277A1F7CC911E8601B78FF" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_73399176EA798440444D11E8601B1AFA_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_73399176EA798440444D11E8601B1AFA" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Unvested balances at end of period (in dollars per share) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_73399176EA798440444D11E8601B1AFA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_73399176EA798440444D11E8601B1AFA" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_73399176EA798440444D11E8601B1AFA" xlink:type="arc"/>
<link:label id="lab_us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock_6C6CB7E1122EB11922E511C501DDDD41_terseLabel_en-US" xlink:label="lab_us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock_6C6CB7E1122EB11922E511C501DDDD41" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Changes in Deferred Revenue </link:label>
<link:label id="lab_us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock_6C6CB7E1122EB11922E511C501DDDD41_label_en-US" xlink:label="lab_us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock_6C6CB7E1122EB11922E511C501DDDD41" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contract with Customer, Asset and Liability [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock" xlink:label="loc_us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock_6C6CB7E1122EB11922E511C501DDDD41" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock_6C6CB7E1122EB11922E511C501DDDD41" xlink:to="lab_us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock_6C6CB7E1122EB11922E511C501DDDD41" xlink:type="arc"/>
<link:label id="lab_ndaq_EstimatedDeferredRevenueTableTextBlock_24C45DD8D5514048A9FE11C501DEB06F_terseLabel_en-US" xlink:label="lab_ndaq_EstimatedDeferredRevenueTableTextBlock_24C45DD8D5514048A9FE11C501DEB06F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Estimated Deferred Revenue </link:label>
<link:label id="lab_ndaq_EstimatedDeferredRevenueTableTextBlock_24C45DD8D5514048A9FE11C501DEB06F_label_en-US" xlink:label="lab_ndaq_EstimatedDeferredRevenueTableTextBlock_24C45DD8D5514048A9FE11C501DEB06F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Estimated Deferred Revenue [Table Text Block] </link:label>
<link:label id="lab_ndaq_EstimatedDeferredRevenueTableTextBlock_24C45DD8D5514048A9FE11C501DEB06F_documentation_en-US" xlink:label="lab_ndaq_EstimatedDeferredRevenueTableTextBlock_24C45DD8D5514048A9FE11C501DEB06F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The year in which deferred revenue is expected to be recognized. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_EstimatedDeferredRevenueTableTextBlock" xlink:label="loc_ndaq_EstimatedDeferredRevenueTableTextBlock_24C45DD8D5514048A9FE11C501DEB06F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_EstimatedDeferredRevenueTableTextBlock_24C45DD8D5514048A9FE11C501DEB06F" xlink:to="lab_ndaq_EstimatedDeferredRevenueTableTextBlock_24C45DD8D5514048A9FE11C501DEB06F" xlink:type="arc"/>
<link:label id="lab_us-gaap_NumberOfOperatingSegments_70FAAAFB2B84D6AA85E53EA10BB6D40E_terseLabel_en-US" xlink:label="lab_us-gaap_NumberOfOperatingSegments_70FAAAFB2B84D6AA85E53EA10BB6D40E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of operating segments </link:label>
<link:label id="lab_us-gaap_NumberOfOperatingSegments_70FAAAFB2B84D6AA85E53EA10BB6D40E_label_en-US" xlink:label="lab_us-gaap_NumberOfOperatingSegments_70FAAAFB2B84D6AA85E53EA10BB6D40E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number of Operating Segments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NumberOfOperatingSegments" xlink:label="loc_us-gaap_NumberOfOperatingSegments_70FAAAFB2B84D6AA85E53EA10BB6D40E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NumberOfOperatingSegments_70FAAAFB2B84D6AA85E53EA10BB6D40E" xlink:to="lab_us-gaap_NumberOfOperatingSegments_70FAAAFB2B84D6AA85E53EA10BB6D40E" xlink:type="arc"/>
<link:label id="lab_ndaq_LossDueToCommoditiesMarketDefaultAllocatedToJuniorCapital_11FA1C3490F35611D8F43EA143D038B0_verboseLabel_en-US" xlink:label="lab_ndaq_LossDueToCommoditiesMarketDefaultAllocatedToJuniorCapital_11FA1C3490F35611D8F43EA143D038B0" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Loss due to commodities market default allocated to junior capital </link:label>
<link:label id="lab_ndaq_LossDueToCommoditiesMarketDefaultAllocatedToJuniorCapital_11FA1C3490F35611D8F43EA143D038B0_label_en-US" xlink:label="lab_ndaq_LossDueToCommoditiesMarketDefaultAllocatedToJuniorCapital_11FA1C3490F35611D8F43EA143D038B0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Loss Due To Commodities Market Default Allocated To Junior Capital </link:label>
<link:label id="lab_ndaq_LossDueToCommoditiesMarketDefaultAllocatedToJuniorCapital_11FA1C3490F35611D8F43EA143D038B0_documentation_en-US" xlink:label="lab_ndaq_LossDueToCommoditiesMarketDefaultAllocatedToJuniorCapital_11FA1C3490F35611D8F43EA143D038B0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Loss Due To Commodities Market Default Allocated To Junior Capital </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_LossDueToCommoditiesMarketDefaultAllocatedToJuniorCapital" xlink:label="loc_ndaq_LossDueToCommoditiesMarketDefaultAllocatedToJuniorCapital_11FA1C3490F35611D8F43EA143D038B0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_LossDueToCommoditiesMarketDefaultAllocatedToJuniorCapital_11FA1C3490F35611D8F43EA143D038B0" xlink:to="lab_ndaq_LossDueToCommoditiesMarketDefaultAllocatedToJuniorCapital_11FA1C3490F35611D8F43EA143D038B0" xlink:type="arc"/>
<link:label id="lab_us-gaap_PerformanceSharesMember_69A0993E2DF1F10FAC6919CE24FA7395_terseLabel_en-US" xlink:label="lab_us-gaap_PerformanceSharesMember_69A0993E2DF1F10FAC6919CE24FA7395" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> PSUs </link:label>
<link:label id="lab_us-gaap_PerformanceSharesMember_69A0993E2DF1F10FAC6919CE24FA7395_label_en-US" xlink:label="lab_us-gaap_PerformanceSharesMember_69A0993E2DF1F10FAC6919CE24FA7395" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Performance Shares [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PerformanceSharesMember" xlink:label="loc_us-gaap_PerformanceSharesMember_69A0993E2DF1F10FAC6919CE24FA7395" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PerformanceSharesMember_69A0993E2DF1F10FAC6919CE24FA7395" xlink:to="lab_us-gaap_PerformanceSharesMember_69A0993E2DF1F10FAC6919CE24FA7395" xlink:type="arc"/>
<link:label id="lab_us-gaap_PlanNameAxis_3984F63D0DC7A12F78BA19CE24FAE918_terseLabel_en-US" xlink:label="lab_us-gaap_PlanNameAxis_3984F63D0DC7A12F78BA19CE24FAE918" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Plan Name [Axis] </link:label>
<link:label id="lab_us-gaap_PlanNameAxis_3984F63D0DC7A12F78BA19CE24FAE918_label_en-US" xlink:label="lab_us-gaap_PlanNameAxis_3984F63D0DC7A12F78BA19CE24FAE918" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Plan Name [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PlanNameAxis" xlink:label="loc_us-gaap_PlanNameAxis_3984F63D0DC7A12F78BA19CE24FAE918" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PlanNameAxis_3984F63D0DC7A12F78BA19CE24FAE918" xlink:to="lab_us-gaap_PlanNameAxis_3984F63D0DC7A12F78BA19CE24FAE918" xlink:type="arc"/>
<link:label id="lab_us-gaap_PlanNameDomain_5B4713CA33B2A670A66D19CE24FA7FB6_terseLabel_en-US" xlink:label="lab_us-gaap_PlanNameDomain_5B4713CA33B2A670A66D19CE24FA7FB6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Plan Name [Domain] </link:label>
<link:label id="lab_us-gaap_PlanNameDomain_5B4713CA33B2A670A66D19CE24FA7FB6_label_en-US" xlink:label="lab_us-gaap_PlanNameDomain_5B4713CA33B2A670A66D19CE24FA7FB6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Plan Name [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PlanNameDomain" xlink:label="loc_us-gaap_PlanNameDomain_5B4713CA33B2A670A66D19CE24FA7FB6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PlanNameDomain_5B4713CA33B2A670A66D19CE24FA7FB6" xlink:to="lab_us-gaap_PlanNameDomain_5B4713CA33B2A670A66D19CE24FA7FB6" xlink:type="arc"/>
<link:label id="lab_ndaq_ThreeYearPerformanceShareUnitProgramMember_F3D45E446D3B87AE11E219CE24FA69E7_verboseLabel_en-US" xlink:label="lab_ndaq_ThreeYearPerformanceShareUnitProgramMember_F3D45E446D3B87AE11E219CE24FA69E7" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Three-Year Program </link:label>
<link:label id="lab_ndaq_ThreeYearPerformanceShareUnitProgramMember_F3D45E446D3B87AE11E219CE24FA69E7_label_en-US" xlink:label="lab_ndaq_ThreeYearPerformanceShareUnitProgramMember_F3D45E446D3B87AE11E219CE24FA69E7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Three Year Performance Share Unit Program [Member] </link:label>
<link:label id="lab_ndaq_ThreeYearPerformanceShareUnitProgramMember_F3D45E446D3B87AE11E219CE24FA69E7_documentation_en-US" xlink:label="lab_ndaq_ThreeYearPerformanceShareUnitProgramMember_F3D45E446D3B87AE11E219CE24FA69E7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Three Year Performance Share Unit Program </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ThreeYearPerformanceShareUnitProgramMember" xlink:label="loc_ndaq_ThreeYearPerformanceShareUnitProgramMember_F3D45E446D3B87AE11E219CE24FA69E7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ThreeYearPerformanceShareUnitProgramMember_F3D45E446D3B87AE11E219CE24FA69E7" xlink:to="lab_ndaq_ThreeYearPerformanceShareUnitProgramMember_F3D45E446D3B87AE11E219CE24FA69E7" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_821B3584D04BA980F9B119CE24FA7299_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_821B3584D04BA980F9B119CE24FA7299" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted-average risk free interest rate </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_821B3584D04BA980F9B119CE24FA7299_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_821B3584D04BA980F9B119CE24FA7299" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_821B3584D04BA980F9B119CE24FA7299" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_821B3584D04BA980F9B119CE24FA7299" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_821B3584D04BA980F9B119CE24FA7299" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_E7AC0768C24DB2B7591C19CE24FA5452_netLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_E7AC0768C24DB2B7591C19CE24FA5452" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:type="resource" xml:lang="en-US"> Expected volatility (as a percent) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_E7AC0768C24DB2B7591C19CE24FA5452_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_E7AC0768C24DB2B7591C19CE24FA5452" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_E7AC0768C24DB2B7591C19CE24FA5452" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_E7AC0768C24DB2B7591C19CE24FA5452" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_E7AC0768C24DB2B7591C19CE24FA5452" xlink:type="arc"/>
<link:label id="lab_us-gaap_SharePrice_D348E625F4252AB2A70719CE24FAC30B_verboseLabel_en-US" xlink:label="lab_us-gaap_SharePrice_D348E625F4252AB2A70719CE24FAC30B" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Weighted-average grant date share price (in dollars per share) </link:label>
<link:label id="lab_us-gaap_SharePrice_D348E625F4252AB2A70719CE24FAC30B_label_en-US" xlink:label="lab_us-gaap_SharePrice_D348E625F4252AB2A70719CE24FAC30B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share Price </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharePrice" xlink:label="loc_us-gaap_SharePrice_D348E625F4252AB2A70719CE24FAC30B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharePrice_D348E625F4252AB2A70719CE24FAC30B" xlink:to="lab_us-gaap_SharePrice_D348E625F4252AB2A70719CE24FAC30B" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_11DD0864CB1AF77FE63119CE2502C582_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_11DD0864CB1AF77FE63119CE2502C582" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted-average fair value at grant date (in dollars per share) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_11DD0864CB1AF77FE63119CE2502C582_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_11DD0864CB1AF77FE63119CE2502C582" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_11DD0864CB1AF77FE63119CE2502C582" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_11DD0864CB1AF77FE63119CE2502C582" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_11DD0864CB1AF77FE63119CE2502C582" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_9CC120092A27CEECA4F611C5020D65A9_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_9CC120092A27CEECA4F611C5020D65A9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Finite-Lived Intangible Assets [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_9CC120092A27CEECA4F611C5020D65A9_label_en-US" xlink:label="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_9CC120092A27CEECA4F611C5020D65A9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Finite-Lived Intangible Assets [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_9CC120092A27CEECA4F611C5020D65A9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_9CC120092A27CEECA4F611C5020D65A9" xlink:to="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_9CC120092A27CEECA4F611C5020D65A9" xlink:type="arc"/>
<link:label id="lab_us-gaap_DevelopedTechnologyRightsMember_24A92169C030DE8A923311C5020E64EA_terseLabel_en-US" xlink:label="lab_us-gaap_DevelopedTechnologyRightsMember_24A92169C030DE8A923311C5020E64EA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Technology </link:label>
<link:label id="lab_us-gaap_DevelopedTechnologyRightsMember_24A92169C030DE8A923311C5020E64EA_label_en-US" xlink:label="lab_us-gaap_DevelopedTechnologyRightsMember_24A92169C030DE8A923311C5020E64EA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Developed Technology Rights [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DevelopedTechnologyRightsMember" xlink:label="loc_us-gaap_DevelopedTechnologyRightsMember_24A92169C030DE8A923311C5020E64EA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DevelopedTechnologyRightsMember_24A92169C030DE8A923311C5020E64EA" xlink:to="lab_us-gaap_DevelopedTechnologyRightsMember_24A92169C030DE8A923311C5020E64EA" xlink:type="arc"/>
<link:label id="lab_us-gaap_CustomerRelationshipsMember_FD018D1852701D4C3F7011C5020EE1A4_verboseLabel_en-US" xlink:label="lab_us-gaap_CustomerRelationshipsMember_FD018D1852701D4C3F7011C5020EE1A4" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Customer relationships </link:label>
<link:label id="lab_us-gaap_CustomerRelationshipsMember_FD018D1852701D4C3F7011C5020EE1A4_label_en-US" xlink:label="lab_us-gaap_CustomerRelationshipsMember_FD018D1852701D4C3F7011C5020EE1A4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Customer Relationships [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CustomerRelationshipsMember" xlink:label="loc_us-gaap_CustomerRelationshipsMember_FD018D1852701D4C3F7011C5020EE1A4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CustomerRelationshipsMember_FD018D1852701D4C3F7011C5020EE1A4" xlink:to="lab_us-gaap_CustomerRelationshipsMember_FD018D1852701D4C3F7011C5020EE1A4" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherIntangibleAssetsMember_97B5D69AD86E2570651A11C5020E556F_terseLabel_en-US" xlink:label="lab_us-gaap_OtherIntangibleAssetsMember_97B5D69AD86E2570651A11C5020E556F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_us-gaap_OtherIntangibleAssetsMember_97B5D69AD86E2570651A11C5020E556F_label_en-US" xlink:label="lab_us-gaap_OtherIntangibleAssetsMember_97B5D69AD86E2570651A11C5020E556F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Intangible Assets [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherIntangibleAssetsMember" xlink:label="loc_us-gaap_OtherIntangibleAssetsMember_97B5D69AD86E2570651A11C5020E556F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherIntangibleAssetsMember_97B5D69AD86E2570651A11C5020E556F" xlink:to="lab_us-gaap_OtherIntangibleAssetsMember_97B5D69AD86E2570651A11C5020E556F" xlink:type="arc"/>
<link:label id="lab_ndaq_ForeignCurrencyTranslationAdjustmentMember_07B804C3437403CDA25711C5020FCFED_verboseLabel_en-US" xlink:label="lab_ndaq_ForeignCurrencyTranslationAdjustmentMember_07B804C3437403CDA25711C5020FCFED" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Foreign currency translation adjustment </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ForeignCurrencyTranslationAdjustmentMember" xlink:label="loc_ndaq_ForeignCurrencyTranslationAdjustmentMember_07B804C3437403CDA25711C5020FCFED" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ForeignCurrencyTranslationAdjustmentMember_07B804C3437403CDA25711C5020FCFED" xlink:to="lab_ndaq_ForeignCurrencyTranslationAdjustmentMember_07B804C3437403CDA25711C5020FCFED" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_F2745BD081E45C04785B11C5020F3582_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_F2745BD081E45C04785B11C5020F3582" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets [Line Items] </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_F2745BD081E45C04785B11C5020F3582_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_F2745BD081E45C04785B11C5020F3582" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_F2745BD081E45C04785B11C5020F3582" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_F2745BD081E45C04785B11C5020F3582" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_F2745BD081E45C04785B11C5020F3582" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsGross_BC5A2D853DDE6843B2D911C5020F6B9C_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsGross_BC5A2D853DDE6843B2D911C5020F6B9C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Gross Amount </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsGross_BC5A2D853DDE6843B2D911C5020F6B9C_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsGross_BC5A2D853DDE6843B2D911C5020F6B9C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Gross </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_BC5A2D853DDE6843B2D911C5020F6B9C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsGross_BC5A2D853DDE6843B2D911C5020F6B9C" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsGross_BC5A2D853DDE6843B2D911C5020F6B9C" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_224113A8D781F8B1C22211C5020F884C_negatedLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_224113A8D781F8B1C22211C5020F884C" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Accumulated Amortization </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_224113A8D781F8B1C22211C5020F884C_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_224113A8D781F8B1C22211C5020F884C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Accumulated Amortization </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_224113A8D781F8B1C22211C5020F884C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_224113A8D781F8B1C22211C5020F884C" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_224113A8D781F8B1C22211C5020F884C" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsNet_F08C61F37622923F5DFA11C5021026F4_verboseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsNet_F08C61F37622923F5DFA11C5021026F4" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Net Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_F08C61F37622923F5DFA11C5021026F4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_F08C61F37622923F5DFA11C5021026F4" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsNet_F08C61F37622923F5DFA11C5021026F4" xlink:type="arc"/>
<link:label id="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_BD5A2A64CFEDDABC5EF911C5021037D2_terseLabel_en-US" xlink:label="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_BD5A2A64CFEDDABC5EF911C5021037D2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted-Average Useful Life (in Years) </link:label>
<link:label id="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_BD5A2A64CFEDDABC5EF911C5021037D2_label_en-US" xlink:label="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_BD5A2A64CFEDDABC5EF911C5021037D2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Acquired Finite-lived Intangible Assets, Weighted Average Useful Life </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xlink:label="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_BD5A2A64CFEDDABC5EF911C5021037D2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_BD5A2A64CFEDDABC5EF911C5021037D2" xlink:to="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_BD5A2A64CFEDDABC5EF911C5021037D2" xlink:type="arc"/>
<link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_10084A652E0E525A23DE11C502102552_terseLabel_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_10084A652E0E525A23DE11C502102552" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Indefinite-lived Intangible Assets [Axis] </link:label>
<link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_10084A652E0E525A23DE11C502102552_label_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_10084A652E0E525A23DE11C502102552" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Indefinite-lived Intangible Assets [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_10084A652E0E525A23DE11C502102552" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_10084A652E0E525A23DE11C502102552" xlink:to="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_10084A652E0E525A23DE11C502102552" xlink:type="arc"/>
<link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_45E0E6C6687A5270F52511C5021009FF_terseLabel_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_45E0E6C6687A5270F52511C5021009FF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Indefinite-lived Intangible Assets, Major Class Name [Domain] </link:label>
<link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_45E0E6C6687A5270F52511C5021009FF_label_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_45E0E6C6687A5270F52511C5021009FF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Indefinite-lived Intangible Assets, Major Class Name [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_45E0E6C6687A5270F52511C5021009FF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_45E0E6C6687A5270F52511C5021009FF" xlink:to="lab_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_45E0E6C6687A5270F52511C5021009FF" xlink:type="arc"/>
<link:label id="lab_ndaq_ExchangeAndClearingRegistrationsMember_71FBBEA2CEDACC0C744811C50210A346_terseLabel_en-US" xlink:label="lab_ndaq_ExchangeAndClearingRegistrationsMember_71FBBEA2CEDACC0C744811C50210A346" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Exchange and clearing registrations </link:label>
<link:label id="lab_ndaq_ExchangeAndClearingRegistrationsMember_71FBBEA2CEDACC0C744811C50210A346_label_en-US" xlink:label="lab_ndaq_ExchangeAndClearingRegistrationsMember_71FBBEA2CEDACC0C744811C50210A346" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Exchange And Clearing Registrations [Member] </link:label>
<link:label id="lab_ndaq_ExchangeAndClearingRegistrationsMember_71FBBEA2CEDACC0C744811C50210A346_documentation_en-US" xlink:label="lab_ndaq_ExchangeAndClearingRegistrationsMember_71FBBEA2CEDACC0C744811C50210A346" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Exchange and clearing registrations [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ExchangeAndClearingRegistrationsMember" xlink:label="loc_ndaq_ExchangeAndClearingRegistrationsMember_71FBBEA2CEDACC0C744811C50210A346" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ExchangeAndClearingRegistrationsMember_71FBBEA2CEDACC0C744811C50210A346" xlink:to="lab_ndaq_ExchangeAndClearingRegistrationsMember_71FBBEA2CEDACC0C744811C50210A346" xlink:type="arc"/>
<link:label id="lab_us-gaap_TradeNamesMember_83AC4D2A9E3A259BF4D111C50211D51D_verboseLabel_en-US" xlink:label="lab_us-gaap_TradeNamesMember_83AC4D2A9E3A259BF4D111C50211D51D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Trade names </link:label>
<link:label id="lab_us-gaap_TradeNamesMember_83AC4D2A9E3A259BF4D111C50211D51D_label_en-US" xlink:label="lab_us-gaap_TradeNamesMember_83AC4D2A9E3A259BF4D111C50211D51D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Trade Names [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TradeNamesMember" xlink:label="loc_us-gaap_TradeNamesMember_83AC4D2A9E3A259BF4D111C50211D51D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TradeNamesMember_83AC4D2A9E3A259BF4D111C50211D51D" xlink:to="lab_us-gaap_TradeNamesMember_83AC4D2A9E3A259BF4D111C50211D51D" xlink:type="arc"/>
<link:label id="lab_us-gaap_LicensingAgreementsMember_8643A1AE438732E6142811C502118781_terseLabel_en-US" xlink:label="lab_us-gaap_LicensingAgreementsMember_8643A1AE438732E6142811C502118781" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Licenses </link:label>
<link:label id="lab_us-gaap_LicensingAgreementsMember_8643A1AE438732E6142811C502118781_label_en-US" xlink:label="lab_us-gaap_LicensingAgreementsMember_8643A1AE438732E6142811C502118781" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Licensing Agreements [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LicensingAgreementsMember" xlink:label="loc_us-gaap_LicensingAgreementsMember_8643A1AE438732E6142811C502118781" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LicensingAgreementsMember_8643A1AE438732E6142811C502118781" xlink:to="lab_us-gaap_LicensingAgreementsMember_8643A1AE438732E6142811C502118781" xlink:type="arc"/>
<link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_62982144B6499FCD70B311C50211637E_terseLabel_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_62982144B6499FCD70B311C50211637E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Indefinite-Lived Intangible Assets </link:label>
<link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_62982144B6499FCD70B311C50211637E_label_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_62982144B6499FCD70B311C50211637E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Indefinite-lived Intangible Assets (Excluding Goodwill) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_62982144B6499FCD70B311C50211637E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_62982144B6499FCD70B311C50211637E" xlink:to="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_62982144B6499FCD70B311C50211637E" xlink:type="arc"/>
<link:label id="lab_us-gaap_IntangibleAssetsGrossExcludingGoodwill_4214E55A870CDB02D11711C502126957_terseLabel_en-US" xlink:label="lab_us-gaap_IntangibleAssetsGrossExcludingGoodwill_4214E55A870CDB02D11711C502126957" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total intangible assets </link:label>
<link:label id="lab_us-gaap_IntangibleAssetsGrossExcludingGoodwill_4214E55A870CDB02D11711C502126957_label_en-US" xlink:label="lab_us-gaap_IntangibleAssetsGrossExcludingGoodwill_4214E55A870CDB02D11711C502126957" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Intangible Assets, Gross (Excluding Goodwill) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IntangibleAssetsGrossExcludingGoodwill" xlink:label="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_4214E55A870CDB02D11711C502126957" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_4214E55A870CDB02D11711C502126957" xlink:to="lab_us-gaap_IntangibleAssetsGrossExcludingGoodwill_4214E55A870CDB02D11711C502126957" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_C956F1715AAD53D301D511C5023EA3D9_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_C956F1715AAD53D301D511C5023EA3D9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Assets and Liabilities Held For Sale </link:label>
<link:label id="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_C956F1715AAD53D301D511C5023EA3D9_label_en-US" xlink:label="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_C956F1715AAD53D301D511C5023EA3D9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_C956F1715AAD53D301D511C5023EA3D9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_C956F1715AAD53D301D511C5023EA3D9" xlink:to="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_C956F1715AAD53D301D511C5023EA3D9" xlink:type="arc"/>
<link:label id="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_517745B6336FD2B6155911C502B66866_label_en-US" xlink:label="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_517745B6336FD2B6155911C502B66866" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Organization, Consolidation and Presentation of Financial Statements [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_517745B6336FD2B6155911C502B66866" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_517745B6336FD2B6155911C502B66866" xlink:to="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_517745B6336FD2B6155911C502B66866" xlink:type="arc"/>
<link:label id="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_9F9A43F121DF5D8B966611C502B6D546_terseLabel_en-US" xlink:label="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_9F9A43F121DF5D8B966611C502B6D546" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Basis of Presentation and Principles of Consolidation </link:label>
<link:label id="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_9F9A43F121DF5D8B966611C502B6D546_label_en-US" xlink:label="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_9F9A43F121DF5D8B966611C502B6D546" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_9F9A43F121DF5D8B966611C502B6D546" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_9F9A43F121DF5D8B966611C502B6D546" xlink:to="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_9F9A43F121DF5D8B966611C502B6D546" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisaggregationOfRevenueTable_FF1AF4FBEE0D0F1F3B8D11C501D7B22E_terseLabel_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueTable_FF1AF4FBEE0D0F1F3B8D11C501D7B22E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disaggregation of Revenue [Table] </link:label>
<link:label id="lab_us-gaap_DisaggregationOfRevenueTable_FF1AF4FBEE0D0F1F3B8D11C501D7B22E_label_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueTable_FF1AF4FBEE0D0F1F3B8D11C501D7B22E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disaggregation of Revenue [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisaggregationOfRevenueTable" xlink:label="loc_us-gaap_DisaggregationOfRevenueTable_FF1AF4FBEE0D0F1F3B8D11C501D7B22E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_FF1AF4FBEE0D0F1F3B8D11C501D7B22E" xlink:to="lab_us-gaap_DisaggregationOfRevenueTable_FF1AF4FBEE0D0F1F3B8D11C501D7B22E" xlink:type="arc"/>
<link:label id="lab_srt_ProductOrServiceAxis_8C12BE5B8BEDF603149711C501D7BBB0_terseLabel_en-US" xlink:label="lab_srt_ProductOrServiceAxis_8C12BE5B8BEDF603149711C501D7BBB0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Product and Service [Axis] </link:label>
<link:label id="lab_srt_ProductOrServiceAxis_8C12BE5B8BEDF603149711C501D7BBB0_label_en-US" xlink:label="lab_srt_ProductOrServiceAxis_8C12BE5B8BEDF603149711C501D7BBB0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Product and Service [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ProductOrServiceAxis" xlink:label="loc_srt_ProductOrServiceAxis_8C12BE5B8BEDF603149711C501D7BBB0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ProductOrServiceAxis_8C12BE5B8BEDF603149711C501D7BBB0" xlink:to="lab_srt_ProductOrServiceAxis_8C12BE5B8BEDF603149711C501D7BBB0" xlink:type="arc"/>
<link:label id="lab_srt_ProductsAndServicesDomain_E13C2EDFCD6F0183AB4F11C501D71824_terseLabel_en-US" xlink:label="lab_srt_ProductsAndServicesDomain_E13C2EDFCD6F0183AB4F11C501D71824" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Product and Service [Domain] </link:label>
<link:label id="lab_srt_ProductsAndServicesDomain_E13C2EDFCD6F0183AB4F11C501D71824_label_en-US" xlink:label="lab_srt_ProductsAndServicesDomain_E13C2EDFCD6F0183AB4F11C501D71824" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Product and Service [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ProductsAndServicesDomain" xlink:label="loc_srt_ProductsAndServicesDomain_E13C2EDFCD6F0183AB4F11C501D71824" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ProductsAndServicesDomain_E13C2EDFCD6F0183AB4F11C501D71824" xlink:to="lab_srt_ProductsAndServicesDomain_E13C2EDFCD6F0183AB4F11C501D71824" xlink:type="arc"/>
<link:label id="lab_ndaq_InitialListingFeesMember_2416BD31568140F54DBE11C501D88492_terseLabel_en-US" xlink:label="lab_ndaq_InitialListingFeesMember_2416BD31568140F54DBE11C501D88492" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Initial Listing Revenues </link:label>
<link:label id="lab_ndaq_InitialListingFeesMember_2416BD31568140F54DBE11C501D88492_label_en-US" xlink:label="lab_ndaq_InitialListingFeesMember_2416BD31568140F54DBE11C501D88492" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Initial Listing Fees [Member] </link:label>
<link:label id="lab_ndaq_InitialListingFeesMember_2416BD31568140F54DBE11C501D88492_documentation_en-US" xlink:label="lab_ndaq_InitialListingFeesMember_2416BD31568140F54DBE11C501D88492" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Initial Listing Fees [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_InitialListingFeesMember" xlink:label="loc_ndaq_InitialListingFeesMember_2416BD31568140F54DBE11C501D88492" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_InitialListingFeesMember_2416BD31568140F54DBE11C501D88492" xlink:to="lab_ndaq_InitialListingFeesMember_2416BD31568140F54DBE11C501D88492" xlink:type="arc"/>
<link:label id="lab_ndaq_AnnualRenewalFeesAndOtherMember_5D63060A6DB91E18E57211C501D83FCF_terseLabel_en-US" xlink:label="lab_ndaq_AnnualRenewalFeesAndOtherMember_5D63060A6DB91E18E57211C501D83FCF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Annual Listings Revenues </link:label>
<link:label id="lab_ndaq_AnnualRenewalFeesAndOtherMember_5D63060A6DB91E18E57211C501D83FCF_label_en-US" xlink:label="lab_ndaq_AnnualRenewalFeesAndOtherMember_5D63060A6DB91E18E57211C501D83FCF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Annual Renewal Fees And Other [Member] </link:label>
<link:label id="lab_ndaq_AnnualRenewalFeesAndOtherMember_5D63060A6DB91E18E57211C501D83FCF_documentation_en-US" xlink:label="lab_ndaq_AnnualRenewalFeesAndOtherMember_5D63060A6DB91E18E57211C501D83FCF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Annual Renewal Fees And Other [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_AnnualRenewalFeesAndOtherMember" xlink:label="loc_ndaq_AnnualRenewalFeesAndOtherMember_5D63060A6DB91E18E57211C501D83FCF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_AnnualRenewalFeesAndOtherMember_5D63060A6DB91E18E57211C501D83FCF" xlink:to="lab_ndaq_AnnualRenewalFeesAndOtherMember_5D63060A6DB91E18E57211C501D83FCF" xlink:type="arc"/>
<link:label id="lab_ndaq_MarketTechnologyRevenuesMember_11D86BBA9E600926A9E411C501D8122B_terseLabel_en-US" xlink:label="lab_ndaq_MarketTechnologyRevenuesMember_11D86BBA9E600926A9E411C501D8122B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Market Technology Revenues </link:label>
<link:label id="lab_ndaq_MarketTechnologyRevenuesMember_11D86BBA9E600926A9E411C501D8122B_label_en-US" xlink:label="lab_ndaq_MarketTechnologyRevenuesMember_11D86BBA9E600926A9E411C501D8122B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Market Technology Revenues [Member] </link:label>
<link:label id="lab_ndaq_MarketTechnologyRevenuesMember_11D86BBA9E600926A9E411C501D8122B_documentation_en-US" xlink:label="lab_ndaq_MarketTechnologyRevenuesMember_11D86BBA9E600926A9E411C501D8122B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Market Technology Revenues [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_MarketTechnologyRevenuesMember" xlink:label="loc_ndaq_MarketTechnologyRevenuesMember_11D86BBA9E600926A9E411C501D8122B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_MarketTechnologyRevenuesMember_11D86BBA9E600926A9E411C501D8122B" xlink:to="lab_ndaq_MarketTechnologyRevenuesMember_11D86BBA9E600926A9E411C501D8122B" xlink:type="arc"/>
<link:label id="lab_ndaq_CorporateSolutionsRevenueMember_9FF7D30EF9909BB9B74811C501D8C1DB_terseLabel_en-US" xlink:label="lab_ndaq_CorporateSolutionsRevenueMember_9FF7D30EF9909BB9B74811C501D8C1DB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Corporate Solutions Revenues </link:label>
<link:label id="lab_ndaq_CorporateSolutionsRevenueMember_9FF7D30EF9909BB9B74811C501D8C1DB_label_en-US" xlink:label="lab_ndaq_CorporateSolutionsRevenueMember_9FF7D30EF9909BB9B74811C501D8C1DB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Corporate Solutions Revenue [Member] </link:label>
<link:label id="lab_ndaq_CorporateSolutionsRevenueMember_9FF7D30EF9909BB9B74811C501D8C1DB_documentation_en-US" xlink:label="lab_ndaq_CorporateSolutionsRevenueMember_9FF7D30EF9909BB9B74811C501D8C1DB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Corporate Solutions Revenue [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_CorporateSolutionsRevenueMember" xlink:label="loc_ndaq_CorporateSolutionsRevenueMember_9FF7D30EF9909BB9B74811C501D8C1DB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_CorporateSolutionsRevenueMember_9FF7D30EF9909BB9B74811C501D8C1DB" xlink:to="lab_ndaq_CorporateSolutionsRevenueMember_9FF7D30EF9909BB9B74811C501D8C1DB" xlink:type="arc"/>
<link:label id="lab_ndaq_InformationServicesRevenueMember_8552BBE68D721C0D75F011C501D86668_terseLabel_en-US" xlink:label="lab_ndaq_InformationServicesRevenueMember_8552BBE68D721C0D75F011C501D86668" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Information Services Revenues </link:label>
<link:label id="lab_ndaq_InformationServicesRevenueMember_8552BBE68D721C0D75F011C501D86668_label_en-US" xlink:label="lab_ndaq_InformationServicesRevenueMember_8552BBE68D721C0D75F011C501D86668" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Information Services Revenue [Member] </link:label>
<link:label id="lab_ndaq_InformationServicesRevenueMember_8552BBE68D721C0D75F011C501D86668_documentation_en-US" xlink:label="lab_ndaq_InformationServicesRevenueMember_8552BBE68D721C0D75F011C501D86668" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Information Services Revenue [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_InformationServicesRevenueMember" xlink:label="loc_ndaq_InformationServicesRevenueMember_8552BBE68D721C0D75F011C501D86668" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_InformationServicesRevenueMember_8552BBE68D721C0D75F011C501D86668" xlink:to="lab_ndaq_InformationServicesRevenueMember_8552BBE68D721C0D75F011C501D86668" xlink:type="arc"/>
<link:label id="lab_ndaq_ListingOfAdditionalSharesFeesMember_810D59CF554D80ACB46B11C501D94BF2_terseLabel_en-US" xlink:label="lab_ndaq_ListingOfAdditionalSharesFeesMember_810D59CF554D80ACB46B11C501D94BF2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_ndaq_ListingOfAdditionalSharesFeesMember_810D59CF554D80ACB46B11C501D94BF2_label_en-US" xlink:label="lab_ndaq_ListingOfAdditionalSharesFeesMember_810D59CF554D80ACB46B11C501D94BF2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Listing Of Additional Shares Fees [Member] </link:label>
<link:label id="lab_ndaq_ListingOfAdditionalSharesFeesMember_810D59CF554D80ACB46B11C501D94BF2_documentation_en-US" xlink:label="lab_ndaq_ListingOfAdditionalSharesFeesMember_810D59CF554D80ACB46B11C501D94BF2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Listing Of Additional Shares Fees [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ListingOfAdditionalSharesFeesMember" xlink:label="loc_ndaq_ListingOfAdditionalSharesFeesMember_810D59CF554D80ACB46B11C501D94BF2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ListingOfAdditionalSharesFeesMember_810D59CF554D80ACB46B11C501D94BF2" xlink:to="lab_ndaq_ListingOfAdditionalSharesFeesMember_810D59CF554D80ACB46B11C501D94BF2" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisaggregationOfRevenueLineItems_9133C03004F646E0706F11C501D9B24C_terseLabel_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueLineItems_9133C03004F646E0706F11C501D9B24C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disaggregation of Revenue [Line Items] </link:label>
<link:label id="lab_us-gaap_DisaggregationOfRevenueLineItems_9133C03004F646E0706F11C501D9B24C_label_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueLineItems_9133C03004F646E0706F11C501D9B24C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disaggregation of Revenue [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisaggregationOfRevenueLineItems" xlink:label="loc_us-gaap_DisaggregationOfRevenueLineItems_9133C03004F646E0706F11C501D9B24C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_9133C03004F646E0706F11C501D9B24C" xlink:to="lab_us-gaap_DisaggregationOfRevenueLineItems_9133C03004F646E0706F11C501D9B24C" xlink:type="arc"/>
<link:label id="lab_ndaq_ChangeInContractWithCustomerLiabilityRollForward_15D1B185081E167392B311C501D9EDF1_terseLabel_en-US" xlink:label="lab_ndaq_ChangeInContractWithCustomerLiabilityRollForward_15D1B185081E167392B311C501D9EDF1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Change in Contract with Customer Liability [Roll Forward] </link:label>
<link:label id="lab_ndaq_ChangeInContractWithCustomerLiabilityRollForward_15D1B185081E167392B311C501D9EDF1_label_en-US" xlink:label="lab_ndaq_ChangeInContractWithCustomerLiabilityRollForward_15D1B185081E167392B311C501D9EDF1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Change In Contract With Customer Liability [Roll Forward] </link:label>
<link:label id="lab_ndaq_ChangeInContractWithCustomerLiabilityRollForward_15D1B185081E167392B311C501D9EDF1_documentation_en-US" xlink:label="lab_ndaq_ChangeInContractWithCustomerLiabilityRollForward_15D1B185081E167392B311C501D9EDF1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Change In Contract With Customer Liability [Roll Forward] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ChangeInContractWithCustomerLiabilityRollForward" xlink:label="loc_ndaq_ChangeInContractWithCustomerLiabilityRollForward_15D1B185081E167392B311C501D9EDF1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ChangeInContractWithCustomerLiabilityRollForward_15D1B185081E167392B311C501D9EDF1" xlink:to="lab_ndaq_ChangeInContractWithCustomerLiabilityRollForward_15D1B185081E167392B311C501D9EDF1" xlink:type="arc"/>
<link:label id="lab_us-gaap_ContractWithCustomerLiability_49D3009FDB0E88B4ADA611C501D942BC_periodStartLabel_en-US" xlink:label="lab_us-gaap_ContractWithCustomerLiability_49D3009FDB0E88B4ADA611C501D942BC" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Beginning balance </link:label>
<link:label id="lab_us-gaap_ContractWithCustomerLiability_49D3009FDB0E88B4ADA611C501D942BC_label_en-US" xlink:label="lab_us-gaap_ContractWithCustomerLiability_49D3009FDB0E88B4ADA611C501D942BC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contract with Customer, Liability </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContractWithCustomerLiability" xlink:label="loc_us-gaap_ContractWithCustomerLiability_49D3009FDB0E88B4ADA611C501D942BC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ContractWithCustomerLiability_49D3009FDB0E88B4ADA611C501D942BC" xlink:to="lab_us-gaap_ContractWithCustomerLiability_49D3009FDB0E88B4ADA611C501D942BC" xlink:type="arc"/>
<link:label id="lab_ndaq_ContractWithCustomerLiabilitycurrentperiodadditionsnetofrecognition_21D09E7FC521354D1CE911C501D943ED_terseLabel_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilitycurrentperiodadditionsnetofrecognition_21D09E7FC521354D1CE911C501D943ED" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred revenue billed in the current period, net of recognition </link:label>
<link:label id="lab_ndaq_ContractWithCustomerLiabilitycurrentperiodadditionsnetofrecognition_21D09E7FC521354D1CE911C501D943ED_label_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilitycurrentperiodadditionsnetofrecognition_21D09E7FC521354D1CE911C501D943ED" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contract With Customer, Liability, current period additions, net of recognition </link:label>
<link:label id="lab_ndaq_ContractWithCustomerLiabilitycurrentperiodadditionsnetofrecognition_21D09E7FC521354D1CE911C501D943ED_documentation_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilitycurrentperiodadditionsnetofrecognition_21D09E7FC521354D1CE911C501D943ED" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Contract With Customer, Liability, current period additions, net of recognition </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ContractWithCustomerLiabilitycurrentperiodadditionsnetofrecognition" xlink:label="loc_ndaq_ContractWithCustomerLiabilitycurrentperiodadditionsnetofrecognition_21D09E7FC521354D1CE911C501D943ED" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ContractWithCustomerLiabilitycurrentperiodadditionsnetofrecognition_21D09E7FC521354D1CE911C501D943ED" xlink:to="lab_ndaq_ContractWithCustomerLiabilitycurrentperiodadditionsnetofrecognition_21D09E7FC521354D1CE911C501D943ED" xlink:type="arc"/>
<link:label id="lab_us-gaap_ContractWithCustomerLiabilityRevenueRecognized_585D9D694ED7C6F250AC11C501DA8606_negatedLabel_en-US" xlink:label="lab_us-gaap_ContractWithCustomerLiabilityRevenueRecognized_585D9D694ED7C6F250AC11C501DA8606" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Revenue recognized that was included in the beginning of the period </link:label>
<link:label id="lab_us-gaap_ContractWithCustomerLiabilityRevenueRecognized_585D9D694ED7C6F250AC11C501DA8606_label_en-US" xlink:label="lab_us-gaap_ContractWithCustomerLiabilityRevenueRecognized_585D9D694ED7C6F250AC11C501DA8606" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contract with Customer, Liability, Revenue Recognized </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContractWithCustomerLiabilityRevenueRecognized" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityRevenueRecognized_585D9D694ED7C6F250AC11C501DA8606" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ContractWithCustomerLiabilityRevenueRecognized_585D9D694ED7C6F250AC11C501DA8606" xlink:to="lab_us-gaap_ContractWithCustomerLiabilityRevenueRecognized_585D9D694ED7C6F250AC11C501DA8606" xlink:type="arc"/>
<link:label id="lab_ndaq_ContractWithCustomerLiabilityRevenueTranslationAdjustment_2BC7200AE47726D3A07D11C501DA99D4_negatedLabel_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilityRevenueTranslationAdjustment_2BC7200AE47726D3A07D11C501DA99D4" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Translation adjustment </link:label>
<link:label id="lab_ndaq_ContractWithCustomerLiabilityRevenueTranslationAdjustment_2BC7200AE47726D3A07D11C501DA99D4_label_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilityRevenueTranslationAdjustment_2BC7200AE47726D3A07D11C501DA99D4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contract With Customer, Liability, Revenue Translation Adjustment </link:label>
<link:label id="lab_ndaq_ContractWithCustomerLiabilityRevenueTranslationAdjustment_2BC7200AE47726D3A07D11C501DA99D4_documentation_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilityRevenueTranslationAdjustment_2BC7200AE47726D3A07D11C501DA99D4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Contract With Customer, Liability, Revenue Translation Adjustment </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ContractWithCustomerLiabilityRevenueTranslationAdjustment" xlink:label="loc_ndaq_ContractWithCustomerLiabilityRevenueTranslationAdjustment_2BC7200AE47726D3A07D11C501DA99D4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ContractWithCustomerLiabilityRevenueTranslationAdjustment_2BC7200AE47726D3A07D11C501DA99D4" xlink:to="lab_ndaq_ContractWithCustomerLiabilityRevenueTranslationAdjustment_2BC7200AE47726D3A07D11C501DA99D4" xlink:type="arc"/>
<link:label id="lab_us-gaap_ContractWithCustomerLiability_0EC1508800D41834613411C501DA42EF_periodEndLabel_en-US" xlink:label="lab_us-gaap_ContractWithCustomerLiability_0EC1508800D41834613411C501DA42EF" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Ending balance </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContractWithCustomerLiability" xlink:label="loc_us-gaap_ContractWithCustomerLiability_0EC1508800D41834613411C501DA42EF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ContractWithCustomerLiability_0EC1508800D41834613411C501DA42EF" xlink:to="lab_us-gaap_ContractWithCustomerLiability_0EC1508800D41834613411C501DA42EF" xlink:type="arc"/>
<link:label id="lab_ndaq_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsTable_877C9AB46ED95592B30111C5025627BB_terseLabel_en-US" xlink:label="lab_ndaq_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsTable_877C9AB46ED95592B30111C5025627BB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule Of Finite Lived And Indefinite Lived Intangible Assets [Table] </link:label>
<link:label id="lab_ndaq_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsTable_877C9AB46ED95592B30111C5025627BB_label_en-US" xlink:label="lab_ndaq_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsTable_877C9AB46ED95592B30111C5025627BB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule Of Finite Lived And Indefinite Lived Intangible Assets [Table] </link:label>
<link:label id="lab_ndaq_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsTable_877C9AB46ED95592B30111C5025627BB_documentation_en-US" xlink:label="lab_ndaq_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsTable_877C9AB46ED95592B30111C5025627BB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Schedule Of Finite Lived And Indefinite Lived Intangible Assets [Table] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsTable" xlink:label="loc_ndaq_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsTable_877C9AB46ED95592B30111C5025627BB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsTable_877C9AB46ED95592B30111C5025627BB" xlink:to="lab_ndaq_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsTable_877C9AB46ED95592B30111C5025627BB" xlink:type="arc"/>
<link:label id="lab_us-gaap_CustomerRelationshipsMember_D83111C215EB99BC3DB611C50259E915_terseLabel_en-US" xlink:label="lab_us-gaap_CustomerRelationshipsMember_D83111C215EB99BC3DB611C50259E915" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Customer relationships </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CustomerRelationshipsMember" xlink:label="loc_us-gaap_CustomerRelationshipsMember_D83111C215EB99BC3DB611C50259E915" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CustomerRelationshipsMember_D83111C215EB99BC3DB611C50259E915" xlink:to="lab_us-gaap_CustomerRelationshipsMember_D83111C215EB99BC3DB611C50259E915" xlink:type="arc"/>
<link:label id="lab_us-gaap_MeasurementInputTypeAxis_E6D83FDDF28B3FC1C06B11C502586016_terseLabel_en-US" xlink:label="lab_us-gaap_MeasurementInputTypeAxis_E6D83FDDF28B3FC1C06B11C502586016" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Measurement Input Type [Axis] </link:label>
<link:label id="lab_us-gaap_MeasurementInputTypeAxis_E6D83FDDF28B3FC1C06B11C502586016_label_en-US" xlink:label="lab_us-gaap_MeasurementInputTypeAxis_E6D83FDDF28B3FC1C06B11C502586016" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Measurement Input Type [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MeasurementInputTypeAxis" xlink:label="loc_us-gaap_MeasurementInputTypeAxis_E6D83FDDF28B3FC1C06B11C502586016" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MeasurementInputTypeAxis_E6D83FDDF28B3FC1C06B11C502586016" xlink:to="lab_us-gaap_MeasurementInputTypeAxis_E6D83FDDF28B3FC1C06B11C502586016" xlink:type="arc"/>
<link:label id="lab_us-gaap_MeasurementInputTypeDomain_690A6DDA27DE970DCA4811C5025825EE_terseLabel_en-US" xlink:label="lab_us-gaap_MeasurementInputTypeDomain_690A6DDA27DE970DCA4811C5025825EE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Measurement Input Type [Domain] </link:label>
<link:label id="lab_us-gaap_MeasurementInputTypeDomain_690A6DDA27DE970DCA4811C5025825EE_label_en-US" xlink:label="lab_us-gaap_MeasurementInputTypeDomain_690A6DDA27DE970DCA4811C5025825EE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Measurement Input Type [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MeasurementInputTypeDomain" xlink:label="loc_us-gaap_MeasurementInputTypeDomain_690A6DDA27DE970DCA4811C5025825EE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_690A6DDA27DE970DCA4811C5025825EE" xlink:to="lab_us-gaap_MeasurementInputTypeDomain_690A6DDA27DE970DCA4811C5025825EE" xlink:type="arc"/>
<link:label id="lab_us-gaap_MeasurementInputDiscountRateMember_E7F8855250C7B290181711C5025801DE_terseLabel_en-US" xlink:label="lab_us-gaap_MeasurementInputDiscountRateMember_E7F8855250C7B290181711C5025801DE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Discount rate used </link:label>
<link:label id="lab_us-gaap_MeasurementInputDiscountRateMember_E7F8855250C7B290181711C5025801DE_label_en-US" xlink:label="lab_us-gaap_MeasurementInputDiscountRateMember_E7F8855250C7B290181711C5025801DE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Measurement Input, Discount Rate [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MeasurementInputDiscountRateMember" xlink:label="loc_us-gaap_MeasurementInputDiscountRateMember_E7F8855250C7B290181711C5025801DE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MeasurementInputDiscountRateMember_E7F8855250C7B290181711C5025801DE" xlink:to="lab_us-gaap_MeasurementInputDiscountRateMember_E7F8855250C7B290181711C5025801DE" xlink:type="arc"/>
<link:label id="lab_ndaq_FiniteLivedAndIndefiniteLivedIntangibleAssetsLineItems_9F6A4ACB9992B0A2727911C5025A0C5D_terseLabel_en-US" xlink:label="lab_ndaq_FiniteLivedAndIndefiniteLivedIntangibleAssetsLineItems_9F6A4ACB9992B0A2727911C5025A0C5D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Finite Lived And Indefinite Lived Intangible Assets [Line Items] </link:label>
<link:label id="lab_ndaq_FiniteLivedAndIndefiniteLivedIntangibleAssetsLineItems_9F6A4ACB9992B0A2727911C5025A0C5D_label_en-US" xlink:label="lab_ndaq_FiniteLivedAndIndefiniteLivedIntangibleAssetsLineItems_9F6A4ACB9992B0A2727911C5025A0C5D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite Lived And Indefinite Lived Intangible Assets [Line Items] </link:label>
<link:label id="lab_ndaq_FiniteLivedAndIndefiniteLivedIntangibleAssetsLineItems_9F6A4ACB9992B0A2727911C5025A0C5D_documentation_en-US" xlink:label="lab_ndaq_FiniteLivedAndIndefiniteLivedIntangibleAssetsLineItems_9F6A4ACB9992B0A2727911C5025A0C5D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Finite Lived And Indefinite Lived Intangible Assets [Line Items] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_FiniteLivedAndIndefiniteLivedIntangibleAssetsLineItems" xlink:label="loc_ndaq_FiniteLivedAndIndefiniteLivedIntangibleAssetsLineItems_9F6A4ACB9992B0A2727911C5025A0C5D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_FiniteLivedAndIndefiniteLivedIntangibleAssetsLineItems_9F6A4ACB9992B0A2727911C5025A0C5D" xlink:to="lab_ndaq_FiniteLivedAndIndefiniteLivedIntangibleAssetsLineItems_9F6A4ACB9992B0A2727911C5025A0C5D" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_E54A602BA68D06BDFA7511C5025A3717_verboseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_E54A602BA68D06BDFA7511C5025A3717" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Intangible assets, finite-lived </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_E54A602BA68D06BDFA7511C5025A3717" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_E54A602BA68D06BDFA7511C5025A3717" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_E54A602BA68D06BDFA7511C5025A3717" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessCombinationContingentConsiderationLiabilityMeasurementInput_75023968B977E148795B11C5025AC694_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationContingentConsiderationLiabilityMeasurementInput_75023968B977E148795B11C5025AC694" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Discount rate used </link:label>
<link:label id="lab_us-gaap_BusinessCombinationContingentConsiderationLiabilityMeasurementInput_75023968B977E148795B11C5025AC694_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationContingentConsiderationLiabilityMeasurementInput_75023968B977E148795B11C5025AC694" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combination, Contingent Consideration, Liability, Measurement Input </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationLiabilityMeasurementInput" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationLiabilityMeasurementInput_75023968B977E148795B11C5025AC694" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationContingentConsiderationLiabilityMeasurementInput_75023968B977E148795B11C5025AC694" xlink:to="lab_us-gaap_BusinessCombinationContingentConsiderationLiabilityMeasurementInput_75023968B977E148795B11C5025AC694" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_99786D066CB0E84FDA3311C5025A3925_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_99786D066CB0E84FDA3311C5025A3925" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Estimated average useful life </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_99786D066CB0E84FDA3311C5025A3925_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_99786D066CB0E84FDA3311C5025A3925" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Remaining Amortization Period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_99786D066CB0E84FDA3311C5025A3925" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_99786D066CB0E84FDA3311C5025A3925" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_99786D066CB0E84FDA3311C5025A3925" xlink:type="arc"/>
<link:label id="lab_ndaq_AmortizationPeriodOfIntangibleAssetsForTaxPurposes_FB44EACEF8A06901BD2311C5025AAE80_terseLabel_en-US" xlink:label="lab_ndaq_AmortizationPeriodOfIntangibleAssetsForTaxPurposes_FB44EACEF8A06901BD2311C5025AAE80" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amortization period of intangible assets for tax purposes </link:label>
<link:label id="lab_ndaq_AmortizationPeriodOfIntangibleAssetsForTaxPurposes_FB44EACEF8A06901BD2311C5025AAE80_label_en-US" xlink:label="lab_ndaq_AmortizationPeriodOfIntangibleAssetsForTaxPurposes_FB44EACEF8A06901BD2311C5025AAE80" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Amortization period of intangible assets for tax purposes </link:label>
<link:label id="lab_ndaq_AmortizationPeriodOfIntangibleAssetsForTaxPurposes_FB44EACEF8A06901BD2311C5025AAE80_documentation_en-US" xlink:label="lab_ndaq_AmortizationPeriodOfIntangibleAssetsForTaxPurposes_FB44EACEF8A06901BD2311C5025AAE80" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Amortization period of intangible assets for tax purposes. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_AmortizationPeriodOfIntangibleAssetsForTaxPurposes" xlink:label="loc_ndaq_AmortizationPeriodOfIntangibleAssetsForTaxPurposes_FB44EACEF8A06901BD2311C5025AAE80" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_AmortizationPeriodOfIntangibleAssetsForTaxPurposes_FB44EACEF8A06901BD2311C5025AAE80" xlink:to="lab_ndaq_AmortizationPeriodOfIntangibleAssetsForTaxPurposes_FB44EACEF8A06901BD2311C5025AAE80" xlink:type="arc"/>
<link:label id="lab_dei_CoverAbstract_1E335EF042D742D2AD0B11C5033605D1_label_en-US" xlink:label="lab_dei_CoverAbstract_1E335EF042D742D2AD0B11C5033605D1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cover page. </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_CoverAbstract" xlink:label="loc_dei_CoverAbstract_1E335EF042D742D2AD0B11C5033605D1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_CoverAbstract_1E335EF042D742D2AD0B11C5033605D1" xlink:to="lab_dei_CoverAbstract_1E335EF042D742D2AD0B11C5033605D1" xlink:type="arc"/>
<link:label id="lab_dei_EntitiesTable_02AED5616468A5DFC53F11C503367995_terseLabel_en-US" xlink:label="lab_dei_EntitiesTable_02AED5616468A5DFC53F11C503367995" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entities [Table] </link:label>
<link:label id="lab_dei_EntitiesTable_02AED5616468A5DFC53F11C503367995_label_en-US" xlink:label="lab_dei_EntitiesTable_02AED5616468A5DFC53F11C503367995" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entities [Table] </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntitiesTable" xlink:label="loc_dei_EntitiesTable_02AED5616468A5DFC53F11C503367995" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntitiesTable_02AED5616468A5DFC53F11C503367995" xlink:to="lab_dei_EntitiesTable_02AED5616468A5DFC53F11C503367995" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementClassOfStockAxis_55AB1F625399F6B5376511C503369C73_terseLabel_en-US" xlink:label="lab_us-gaap_StatementClassOfStockAxis_55AB1F625399F6B5376511C503369C73" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Class of Stock [Axis] </link:label>
<link:label id="lab_us-gaap_StatementClassOfStockAxis_55AB1F625399F6B5376511C503369C73_label_en-US" xlink:label="lab_us-gaap_StatementClassOfStockAxis_55AB1F625399F6B5376511C503369C73" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Class of Stock [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="loc_us-gaap_StatementClassOfStockAxis_55AB1F625399F6B5376511C503369C73" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementClassOfStockAxis_55AB1F625399F6B5376511C503369C73" xlink:to="lab_us-gaap_StatementClassOfStockAxis_55AB1F625399F6B5376511C503369C73" xlink:type="arc"/>
<link:label id="lab_us-gaap_ClassOfStockDomain_19144B19E6CE5970525411C503362C1C_terseLabel_en-US" xlink:label="lab_us-gaap_ClassOfStockDomain_19144B19E6CE5970525411C503362C1C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Class of Stock [Domain] </link:label>
<link:label id="lab_us-gaap_ClassOfStockDomain_19144B19E6CE5970525411C503362C1C_label_en-US" xlink:label="lab_us-gaap_ClassOfStockDomain_19144B19E6CE5970525411C503362C1C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Class of Stock [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_19144B19E6CE5970525411C503362C1C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ClassOfStockDomain_19144B19E6CE5970525411C503362C1C" xlink:to="lab_us-gaap_ClassOfStockDomain_19144B19E6CE5970525411C503362C1C" xlink:type="arc"/>
<link:label id="lab_ndaq_CommonStock.01parvaluepershareMember_C6088C31175929099CCA11C50337B1BA_terseLabel_en-US" xlink:label="lab_ndaq_CommonStock.01parvaluepershareMember_C6088C31175929099CCA11C50337B1BA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common Stock, $.01 par value per share </link:label>
<link:label id="lab_ndaq_CommonStock.01parvaluepershareMember_C6088C31175929099CCA11C50337B1BA_label_en-US" xlink:label="lab_ndaq_CommonStock.01parvaluepershareMember_C6088C31175929099CCA11C50337B1BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, $.01 par value per share [Member] </link:label>
<link:label id="lab_ndaq_CommonStock.01parvaluepershareMember_C6088C31175929099CCA11C50337B1BA_documentation_en-US" xlink:label="lab_ndaq_CommonStock.01parvaluepershareMember_C6088C31175929099CCA11C50337B1BA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Common Stock, $.01 par value per share [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_CommonStock.01parvaluepershareMember" xlink:label="loc_ndaq_CommonStock.01parvaluepershareMember_C6088C31175929099CCA11C50337B1BA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_CommonStock.01parvaluepershareMember_C6088C31175929099CCA11C50337B1BA" xlink:to="lab_ndaq_CommonStock.01parvaluepershareMember_C6088C31175929099CCA11C50337B1BA" xlink:type="arc"/>
<link:label id="lab_ndaq_OnePointSevenFivePercentSeniorNotesDue2029Member_85352590DF9D6067798711C503377F67_terseLabel_en-US" xlink:label="lab_ndaq_OnePointSevenFivePercentSeniorNotesDue2029Member_85352590DF9D6067798711C503377F67" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 1.75% Senior Notes Due 2029 </link:label>
<link:label id="lab_ndaq_OnePointSevenFivePercentSeniorNotesDue2029Member_85352590DF9D6067798711C503377F67_label_en-US" xlink:label="lab_ndaq_OnePointSevenFivePercentSeniorNotesDue2029Member_85352590DF9D6067798711C503377F67" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> One Point Seven Five Percent Senior Notes Due 2029 [Member] </link:label>
<link:label id="lab_ndaq_OnePointSevenFivePercentSeniorNotesDue2029Member_85352590DF9D6067798711C503377F67_documentation_en-US" xlink:label="lab_ndaq_OnePointSevenFivePercentSeniorNotesDue2029Member_85352590DF9D6067798711C503377F67" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> One Point Seven Five Percent Senior Notes Due 2029 [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_OnePointSevenFivePercentSeniorNotesDue2029Member" xlink:label="loc_ndaq_OnePointSevenFivePercentSeniorNotesDue2029Member_85352590DF9D6067798711C503377F67" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_OnePointSevenFivePercentSeniorNotesDue2029Member_85352590DF9D6067798711C503377F67" xlink:to="lab_ndaq_OnePointSevenFivePercentSeniorNotesDue2029Member_85352590DF9D6067798711C503377F67" xlink:type="arc"/>
<link:label id="lab_ndaq_ThreePointEightSevenFivePercentSeniorNotesDue2021Member_5C1257533BE7900BDEFD11C50337ECF7_terseLabel_en-US" xlink:label="lab_ndaq_ThreePointEightSevenFivePercentSeniorNotesDue2021Member_5C1257533BE7900BDEFD11C50337ECF7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 3.875% Senior Notes Due 2021 </link:label>
<link:label id="lab_ndaq_ThreePointEightSevenFivePercentSeniorNotesDue2021Member_5C1257533BE7900BDEFD11C50337ECF7_label_en-US" xlink:label="lab_ndaq_ThreePointEightSevenFivePercentSeniorNotesDue2021Member_5C1257533BE7900BDEFD11C50337ECF7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Three Point Eight Seven Five Percent Senior Notes Due 2021 [Member] </link:label>
<link:label id="lab_ndaq_ThreePointEightSevenFivePercentSeniorNotesDue2021Member_5C1257533BE7900BDEFD11C50337ECF7_documentation_en-US" xlink:label="lab_ndaq_ThreePointEightSevenFivePercentSeniorNotesDue2021Member_5C1257533BE7900BDEFD11C50337ECF7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Three Point Eight Seven Five Percent Senior Notes Due 2021 [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ThreePointEightSevenFivePercentSeniorNotesDue2021Member" xlink:label="loc_ndaq_ThreePointEightSevenFivePercentSeniorNotesDue2021Member_5C1257533BE7900BDEFD11C50337ECF7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ThreePointEightSevenFivePercentSeniorNotesDue2021Member_5C1257533BE7900BDEFD11C50337ECF7" xlink:to="lab_ndaq_ThreePointEightSevenFivePercentSeniorNotesDue2021Member_5C1257533BE7900BDEFD11C50337ECF7" xlink:type="arc"/>
<link:label id="lab_ndaq_OnePointSevenFivePercentSeniorNoteDue2023Member_F7A3C9F095045B0D3AF611C5033784DC_terseLabel_en-US" xlink:label="lab_ndaq_OnePointSevenFivePercentSeniorNoteDue2023Member_F7A3C9F095045B0D3AF611C5033784DC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 1.75% Senior Note Due 2023 </link:label>
<link:label id="lab_ndaq_OnePointSevenFivePercentSeniorNoteDue2023Member_F7A3C9F095045B0D3AF611C5033784DC_label_en-US" xlink:label="lab_ndaq_OnePointSevenFivePercentSeniorNoteDue2023Member_F7A3C9F095045B0D3AF611C5033784DC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> One Point Seven Five Percent Senior Note Due 2023 [Member] </link:label>
<link:label id="lab_ndaq_OnePointSevenFivePercentSeniorNoteDue2023Member_F7A3C9F095045B0D3AF611C5033784DC_documentation_en-US" xlink:label="lab_ndaq_OnePointSevenFivePercentSeniorNoteDue2023Member_F7A3C9F095045B0D3AF611C5033784DC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> One Point Seven Five Percent Senior Note Due 2023 [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_OnePointSevenFivePercentSeniorNoteDue2023Member" xlink:label="loc_ndaq_OnePointSevenFivePercentSeniorNoteDue2023Member_F7A3C9F095045B0D3AF611C5033784DC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_OnePointSevenFivePercentSeniorNoteDue2023Member_F7A3C9F095045B0D3AF611C5033784DC" xlink:to="lab_ndaq_OnePointSevenFivePercentSeniorNoteDue2023Member_F7A3C9F095045B0D3AF611C5033784DC" xlink:type="arc"/>
<link:label id="lab_dei_EntityInformationLineItems_18D4D3B6D1F936A8E2E911C503371E0C_terseLabel_en-US" xlink:label="lab_dei_EntityInformationLineItems_18D4D3B6D1F936A8E2E911C503371E0C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Information [Line Items] </link:label>
<link:label id="lab_dei_EntityInformationLineItems_18D4D3B6D1F936A8E2E911C503371E0C_label_en-US" xlink:label="lab_dei_EntityInformationLineItems_18D4D3B6D1F936A8E2E911C503371E0C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Information [Line Items] </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityInformationLineItems" xlink:label="loc_dei_EntityInformationLineItems_18D4D3B6D1F936A8E2E911C503371E0C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityInformationLineItems_18D4D3B6D1F936A8E2E911C503371E0C" xlink:to="lab_dei_EntityInformationLineItems_18D4D3B6D1F936A8E2E911C503371E0C" xlink:type="arc"/>
<link:label id="lab_dei_DocumentType_CFA29624C8633E118FD211C503387F8D_terseLabel_en-US" xlink:label="lab_dei_DocumentType_CFA29624C8633E118FD211C503387F8D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Document Type </link:label>
<link:label id="lab_dei_DocumentType_CFA29624C8633E118FD211C503387F8D_label_en-US" xlink:label="lab_dei_DocumentType_CFA29624C8633E118FD211C503387F8D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Type </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentType" xlink:label="loc_dei_DocumentType_CFA29624C8633E118FD211C503387F8D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentType_CFA29624C8633E118FD211C503387F8D" xlink:to="lab_dei_DocumentType_CFA29624C8633E118FD211C503387F8D" xlink:type="arc"/>
<link:label id="lab_dei_DocumentQuarterlyReport_4EDAC11DB2BC3C9BC07411C5033808DD_terseLabel_en-US" xlink:label="lab_dei_DocumentQuarterlyReport_4EDAC11DB2BC3C9BC07411C5033808DD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Document Quarterly Report </link:label>
<link:label id="lab_dei_DocumentQuarterlyReport_4EDAC11DB2BC3C9BC07411C5033808DD_label_en-US" xlink:label="lab_dei_DocumentQuarterlyReport_4EDAC11DB2BC3C9BC07411C5033808DD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Quarterly Report </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentQuarterlyReport" xlink:label="loc_dei_DocumentQuarterlyReport_4EDAC11DB2BC3C9BC07411C5033808DD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentQuarterlyReport_4EDAC11DB2BC3C9BC07411C5033808DD" xlink:to="lab_dei_DocumentQuarterlyReport_4EDAC11DB2BC3C9BC07411C5033808DD" xlink:type="arc"/>
<link:label id="lab_dei_DocumentPeriodEndDate_1D1D6E7D35AD3D2A8CB411C503389D93_terseLabel_en-US" xlink:label="lab_dei_DocumentPeriodEndDate_1D1D6E7D35AD3D2A8CB411C503389D93" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Document Period End Date </link:label>
<link:label id="lab_dei_DocumentPeriodEndDate_1D1D6E7D35AD3D2A8CB411C503389D93_label_en-US" xlink:label="lab_dei_DocumentPeriodEndDate_1D1D6E7D35AD3D2A8CB411C503389D93" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Period End Date </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="loc_dei_DocumentPeriodEndDate_1D1D6E7D35AD3D2A8CB411C503389D93" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentPeriodEndDate_1D1D6E7D35AD3D2A8CB411C503389D93" xlink:to="lab_dei_DocumentPeriodEndDate_1D1D6E7D35AD3D2A8CB411C503389D93" xlink:type="arc"/>
<link:label id="lab_dei_DocumentTransitionReport_4D92C4FFA3B85172E52411C5033893E2_terseLabel_en-US" xlink:label="lab_dei_DocumentTransitionReport_4D92C4FFA3B85172E52411C5033893E2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Document Transition Report </link:label>
<link:label id="lab_dei_DocumentTransitionReport_4D92C4FFA3B85172E52411C5033893E2_label_en-US" xlink:label="lab_dei_DocumentTransitionReport_4D92C4FFA3B85172E52411C5033893E2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Transition Report </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentTransitionReport" xlink:label="loc_dei_DocumentTransitionReport_4D92C4FFA3B85172E52411C5033893E2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentTransitionReport_4D92C4FFA3B85172E52411C5033893E2" xlink:to="lab_dei_DocumentTransitionReport_4D92C4FFA3B85172E52411C5033893E2" xlink:type="arc"/>
<link:label id="lab_dei_EntityFileNumber_C66863EA9F9D967BC94B11C503385BAD_terseLabel_en-US" xlink:label="lab_dei_EntityFileNumber_C66863EA9F9D967BC94B11C503385BAD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity File Number </link:label>
<link:label id="lab_dei_EntityFileNumber_C66863EA9F9D967BC94B11C503385BAD_label_en-US" xlink:label="lab_dei_EntityFileNumber_C66863EA9F9D967BC94B11C503385BAD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity File Number </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityFileNumber" xlink:label="loc_dei_EntityFileNumber_C66863EA9F9D967BC94B11C503385BAD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityFileNumber_C66863EA9F9D967BC94B11C503385BAD" xlink:to="lab_dei_EntityFileNumber_C66863EA9F9D967BC94B11C503385BAD" xlink:type="arc"/>
<link:label id="lab_dei_EntityRegistrantName_DED125AD604B85C0CB0C11C5033822D0_terseLabel_en-US" xlink:label="lab_dei_EntityRegistrantName_DED125AD604B85C0CB0C11C5033822D0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Registrant Name </link:label>
<link:label id="lab_dei_EntityRegistrantName_DED125AD604B85C0CB0C11C5033822D0_label_en-US" xlink:label="lab_dei_EntityRegistrantName_DED125AD604B85C0CB0C11C5033822D0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Registrant Name </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityRegistrantName" xlink:label="loc_dei_EntityRegistrantName_DED125AD604B85C0CB0C11C5033822D0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityRegistrantName_DED125AD604B85C0CB0C11C5033822D0" xlink:to="lab_dei_EntityRegistrantName_DED125AD604B85C0CB0C11C5033822D0" xlink:type="arc"/>
<link:label id="lab_dei_EntityIncorporationStateCountryCode_C9A7E0DD7351F68C395711C503390C8D_terseLabel_en-US" xlink:label="lab_dei_EntityIncorporationStateCountryCode_C9A7E0DD7351F68C395711C503390C8D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Incorporation, State or Country Code </link:label>
<link:label id="lab_dei_EntityIncorporationStateCountryCode_C9A7E0DD7351F68C395711C503390C8D_label_en-US" xlink:label="lab_dei_EntityIncorporationStateCountryCode_C9A7E0DD7351F68C395711C503390C8D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Incorporation, State or Country Code </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityIncorporationStateCountryCode" xlink:label="loc_dei_EntityIncorporationStateCountryCode_C9A7E0DD7351F68C395711C503390C8D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityIncorporationStateCountryCode_C9A7E0DD7351F68C395711C503390C8D" xlink:to="lab_dei_EntityIncorporationStateCountryCode_C9A7E0DD7351F68C395711C503390C8D" xlink:type="arc"/>
<link:label id="lab_dei_EntityTaxIdentificationNumber_96C17C2EF24B6EDABEB511C50339C35A_terseLabel_en-US" xlink:label="lab_dei_EntityTaxIdentificationNumber_96C17C2EF24B6EDABEB511C50339C35A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Tax Identification Number </link:label>
<link:label id="lab_dei_EntityTaxIdentificationNumber_96C17C2EF24B6EDABEB511C50339C35A_label_en-US" xlink:label="lab_dei_EntityTaxIdentificationNumber_96C17C2EF24B6EDABEB511C50339C35A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Tax Identification Number </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityTaxIdentificationNumber" xlink:label="loc_dei_EntityTaxIdentificationNumber_96C17C2EF24B6EDABEB511C50339C35A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityTaxIdentificationNumber_96C17C2EF24B6EDABEB511C50339C35A" xlink:to="lab_dei_EntityTaxIdentificationNumber_96C17C2EF24B6EDABEB511C50339C35A" xlink:type="arc"/>
<link:label id="lab_dei_EntityAddressAddressLine1_6B753010A43A536EE5AB11C503398C0B_terseLabel_en-US" xlink:label="lab_dei_EntityAddressAddressLine1_6B753010A43A536EE5AB11C503398C0B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Address, Address Line One </link:label>
<link:label id="lab_dei_EntityAddressAddressLine1_6B753010A43A536EE5AB11C503398C0B_label_en-US" xlink:label="lab_dei_EntityAddressAddressLine1_6B753010A43A536EE5AB11C503398C0B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Address, Address Line One </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressAddressLine1" xlink:label="loc_dei_EntityAddressAddressLine1_6B753010A43A536EE5AB11C503398C0B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressAddressLine1_6B753010A43A536EE5AB11C503398C0B" xlink:to="lab_dei_EntityAddressAddressLine1_6B753010A43A536EE5AB11C503398C0B" xlink:type="arc"/>
<link:label id="lab_dei_EntityAddressCityOrTown_790729AD3E7277006F2911C5033932D7_terseLabel_en-US" xlink:label="lab_dei_EntityAddressCityOrTown_790729AD3E7277006F2911C5033932D7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Address, City or Town </link:label>
<link:label id="lab_dei_EntityAddressCityOrTown_790729AD3E7277006F2911C5033932D7_label_en-US" xlink:label="lab_dei_EntityAddressCityOrTown_790729AD3E7277006F2911C5033932D7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Address, City or Town </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressCityOrTown" xlink:label="loc_dei_EntityAddressCityOrTown_790729AD3E7277006F2911C5033932D7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressCityOrTown_790729AD3E7277006F2911C5033932D7" xlink:to="lab_dei_EntityAddressCityOrTown_790729AD3E7277006F2911C5033932D7" xlink:type="arc"/>
<link:label id="lab_dei_EntityAddressStateOrProvince_EEFEF229CBA7782EA1E611C503399011_terseLabel_en-US" xlink:label="lab_dei_EntityAddressStateOrProvince_EEFEF229CBA7782EA1E611C503399011" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Address, State or Province </link:label>
<link:label id="lab_dei_EntityAddressStateOrProvince_EEFEF229CBA7782EA1E611C503399011_label_en-US" xlink:label="lab_dei_EntityAddressStateOrProvince_EEFEF229CBA7782EA1E611C503399011" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Address, State or Province </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressStateOrProvince" xlink:label="loc_dei_EntityAddressStateOrProvince_EEFEF229CBA7782EA1E611C503399011" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressStateOrProvince_EEFEF229CBA7782EA1E611C503399011" xlink:to="lab_dei_EntityAddressStateOrProvince_EEFEF229CBA7782EA1E611C503399011" xlink:type="arc"/>
<link:label id="lab_dei_EntityAddressPostalZipCode_751CB9307886DE200E9A11C5033A8054_terseLabel_en-US" xlink:label="lab_dei_EntityAddressPostalZipCode_751CB9307886DE200E9A11C5033A8054" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Address, Postal Zip Code </link:label>
<link:label id="lab_dei_EntityAddressPostalZipCode_751CB9307886DE200E9A11C5033A8054_label_en-US" xlink:label="lab_dei_EntityAddressPostalZipCode_751CB9307886DE200E9A11C5033A8054" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Address, Postal Zip Code </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressPostalZipCode" xlink:label="loc_dei_EntityAddressPostalZipCode_751CB9307886DE200E9A11C5033A8054" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressPostalZipCode_751CB9307886DE200E9A11C5033A8054" xlink:to="lab_dei_EntityAddressPostalZipCode_751CB9307886DE200E9A11C5033A8054" xlink:type="arc"/>
<link:label id="lab_dei_CityAreaCode_1A400AB6EC99A979D6E211C5033A63AD_terseLabel_en-US" xlink:label="lab_dei_CityAreaCode_1A400AB6EC99A979D6E211C5033A63AD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> City Area Code </link:label>
<link:label id="lab_dei_CityAreaCode_1A400AB6EC99A979D6E211C5033A63AD_label_en-US" xlink:label="lab_dei_CityAreaCode_1A400AB6EC99A979D6E211C5033A63AD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> City Area Code </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_CityAreaCode" xlink:label="loc_dei_CityAreaCode_1A400AB6EC99A979D6E211C5033A63AD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_CityAreaCode_1A400AB6EC99A979D6E211C5033A63AD" xlink:to="lab_dei_CityAreaCode_1A400AB6EC99A979D6E211C5033A63AD" xlink:type="arc"/>
<link:label id="lab_dei_LocalPhoneNumber_84084409F4AAFC8DCD1B11C5033A8C81_terseLabel_en-US" xlink:label="lab_dei_LocalPhoneNumber_84084409F4AAFC8DCD1B11C5033A8C81" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Local Phone Number </link:label>
<link:label id="lab_dei_LocalPhoneNumber_84084409F4AAFC8DCD1B11C5033A8C81_label_en-US" xlink:label="lab_dei_LocalPhoneNumber_84084409F4AAFC8DCD1B11C5033A8C81" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Local Phone Number </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_LocalPhoneNumber" xlink:label="loc_dei_LocalPhoneNumber_84084409F4AAFC8DCD1B11C5033A8C81" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_LocalPhoneNumber_84084409F4AAFC8DCD1B11C5033A8C81" xlink:to="lab_dei_LocalPhoneNumber_84084409F4AAFC8DCD1B11C5033A8C81" xlink:type="arc"/>
<link:label id="lab_dei_Security12bTitle_98BC0C53D52F42442F5A11C5033A5CFA_terseLabel_en-US" xlink:label="lab_dei_Security12bTitle_98BC0C53D52F42442F5A11C5033A5CFA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Title of 12(b) Security </link:label>
<link:label id="lab_dei_Security12bTitle_98BC0C53D52F42442F5A11C5033A5CFA_label_en-US" xlink:label="lab_dei_Security12bTitle_98BC0C53D52F42442F5A11C5033A5CFA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Title of 12(b) Security </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_Security12bTitle" xlink:label="loc_dei_Security12bTitle_98BC0C53D52F42442F5A11C5033A5CFA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_Security12bTitle_98BC0C53D52F42442F5A11C5033A5CFA" xlink:to="lab_dei_Security12bTitle_98BC0C53D52F42442F5A11C5033A5CFA" xlink:type="arc"/>
<link:label id="lab_dei_TradingSymbol_692F150D55B10CD6191811C5033A2C2D_terseLabel_en-US" xlink:label="lab_dei_TradingSymbol_692F150D55B10CD6191811C5033A2C2D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Trading Symbol </link:label>
<link:label id="lab_dei_TradingSymbol_692F150D55B10CD6191811C5033A2C2D_label_en-US" xlink:label="lab_dei_TradingSymbol_692F150D55B10CD6191811C5033A2C2D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Trading Symbol </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_TradingSymbol" xlink:label="loc_dei_TradingSymbol_692F150D55B10CD6191811C5033A2C2D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_TradingSymbol_692F150D55B10CD6191811C5033A2C2D" xlink:to="lab_dei_TradingSymbol_692F150D55B10CD6191811C5033A2C2D" xlink:type="arc"/>
<link:label id="lab_dei_SecurityExchangeName_6137E53CE50A0DBEA45811C5033A2CE4_terseLabel_en-US" xlink:label="lab_dei_SecurityExchangeName_6137E53CE50A0DBEA45811C5033A2CE4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Security Exchange Name </link:label>
<link:label id="lab_dei_SecurityExchangeName_6137E53CE50A0DBEA45811C5033A2CE4_label_en-US" xlink:label="lab_dei_SecurityExchangeName_6137E53CE50A0DBEA45811C5033A2CE4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Security Exchange Name </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_SecurityExchangeName" xlink:label="loc_dei_SecurityExchangeName_6137E53CE50A0DBEA45811C5033A2CE4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_SecurityExchangeName_6137E53CE50A0DBEA45811C5033A2CE4" xlink:to="lab_dei_SecurityExchangeName_6137E53CE50A0DBEA45811C5033A2CE4" xlink:type="arc"/>
<link:label id="lab_dei_EntityCurrentReportingStatus_721A95D2B5F73C2B097F11C5033BA6DF_terseLabel_en-US" xlink:label="lab_dei_EntityCurrentReportingStatus_721A95D2B5F73C2B097F11C5033BA6DF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Current Reporting Status </link:label>
<link:label id="lab_dei_EntityCurrentReportingStatus_721A95D2B5F73C2B097F11C5033BA6DF_label_en-US" xlink:label="lab_dei_EntityCurrentReportingStatus_721A95D2B5F73C2B097F11C5033BA6DF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Current Reporting Status </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityCurrentReportingStatus" xlink:label="loc_dei_EntityCurrentReportingStatus_721A95D2B5F73C2B097F11C5033BA6DF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCurrentReportingStatus_721A95D2B5F73C2B097F11C5033BA6DF" xlink:to="lab_dei_EntityCurrentReportingStatus_721A95D2B5F73C2B097F11C5033BA6DF" xlink:type="arc"/>
<link:label id="lab_dei_EntityInteractiveDataCurrent_DB8C32A75DE1F13DFCB111C5033B12AA_terseLabel_en-US" xlink:label="lab_dei_EntityInteractiveDataCurrent_DB8C32A75DE1F13DFCB111C5033B12AA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Interactive Data Current </link:label>
<link:label id="lab_dei_EntityInteractiveDataCurrent_DB8C32A75DE1F13DFCB111C5033B12AA_label_en-US" xlink:label="lab_dei_EntityInteractiveDataCurrent_DB8C32A75DE1F13DFCB111C5033B12AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Interactive Data Current </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityInteractiveDataCurrent" xlink:label="loc_dei_EntityInteractiveDataCurrent_DB8C32A75DE1F13DFCB111C5033B12AA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityInteractiveDataCurrent_DB8C32A75DE1F13DFCB111C5033B12AA" xlink:to="lab_dei_EntityInteractiveDataCurrent_DB8C32A75DE1F13DFCB111C5033B12AA" xlink:type="arc"/>
<link:label id="lab_dei_EntityFilerCategory_1B6AA94C3ECE42F3B22611C5033B9DDC_terseLabel_en-US" xlink:label="lab_dei_EntityFilerCategory_1B6AA94C3ECE42F3B22611C5033B9DDC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Filer Category </link:label>
<link:label id="lab_dei_EntityFilerCategory_1B6AA94C3ECE42F3B22611C5033B9DDC_label_en-US" xlink:label="lab_dei_EntityFilerCategory_1B6AA94C3ECE42F3B22611C5033B9DDC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Filer Category </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityFilerCategory" xlink:label="loc_dei_EntityFilerCategory_1B6AA94C3ECE42F3B22611C5033B9DDC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityFilerCategory_1B6AA94C3ECE42F3B22611C5033B9DDC" xlink:to="lab_dei_EntityFilerCategory_1B6AA94C3ECE42F3B22611C5033B9DDC" xlink:type="arc"/>
<link:label id="lab_dei_EntitySmallBusiness_E1550A6CA31787BF38D311C5033B6A70_terseLabel_en-US" xlink:label="lab_dei_EntitySmallBusiness_E1550A6CA31787BF38D311C5033B6A70" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Small Business </link:label>
<link:label id="lab_dei_EntitySmallBusiness_E1550A6CA31787BF38D311C5033B6A70_label_en-US" xlink:label="lab_dei_EntitySmallBusiness_E1550A6CA31787BF38D311C5033B6A70" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Small Business </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntitySmallBusiness" xlink:label="loc_dei_EntitySmallBusiness_E1550A6CA31787BF38D311C5033B6A70" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntitySmallBusiness_E1550A6CA31787BF38D311C5033B6A70" xlink:to="lab_dei_EntitySmallBusiness_E1550A6CA31787BF38D311C5033B6A70" xlink:type="arc"/>
<link:label id="lab_dei_EntityEmergingGrowthCompany_D45EC7CA36D6DE7F865611C5033B5114_terseLabel_en-US" xlink:label="lab_dei_EntityEmergingGrowthCompany_D45EC7CA36D6DE7F865611C5033B5114" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Emerging Growth Company </link:label>
<link:label id="lab_dei_EntityEmergingGrowthCompany_D45EC7CA36D6DE7F865611C5033B5114_label_en-US" xlink:label="lab_dei_EntityEmergingGrowthCompany_D45EC7CA36D6DE7F865611C5033B5114" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Emerging Growth Company </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityEmergingGrowthCompany" xlink:label="loc_dei_EntityEmergingGrowthCompany_D45EC7CA36D6DE7F865611C5033B5114" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityEmergingGrowthCompany_D45EC7CA36D6DE7F865611C5033B5114" xlink:to="lab_dei_EntityEmergingGrowthCompany_D45EC7CA36D6DE7F865611C5033B5114" xlink:type="arc"/>
<link:label id="lab_dei_EntityShellCompany_3096843B299475F3DA5111C5033B82BD_terseLabel_en-US" xlink:label="lab_dei_EntityShellCompany_3096843B299475F3DA5111C5033B82BD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Shell Company </link:label>
<link:label id="lab_dei_EntityShellCompany_3096843B299475F3DA5111C5033B82BD_label_en-US" xlink:label="lab_dei_EntityShellCompany_3096843B299475F3DA5111C5033B82BD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Shell Company </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityShellCompany" xlink:label="loc_dei_EntityShellCompany_3096843B299475F3DA5111C5033B82BD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityShellCompany_3096843B299475F3DA5111C5033B82BD" xlink:to="lab_dei_EntityShellCompany_3096843B299475F3DA5111C5033B82BD" xlink:type="arc"/>
<link:label id="lab_dei_EntityCommonStockSharesOutstanding_C4359FDF8DF692738FFE11C5033BFA53_terseLabel_en-US" xlink:label="lab_dei_EntityCommonStockSharesOutstanding_C4359FDF8DF692738FFE11C5033BFA53" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Common Stock, Shares Outstanding </link:label>
<link:label id="lab_dei_EntityCommonStockSharesOutstanding_C4359FDF8DF692738FFE11C5033BFA53_label_en-US" xlink:label="lab_dei_EntityCommonStockSharesOutstanding_C4359FDF8DF692738FFE11C5033BFA53" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Common Stock, Shares Outstanding </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_C4359FDF8DF692738FFE11C5033BFA53" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCommonStockSharesOutstanding_C4359FDF8DF692738FFE11C5033BFA53" xlink:to="lab_dei_EntityCommonStockSharesOutstanding_C4359FDF8DF692738FFE11C5033BFA53" xlink:type="arc"/>
<link:label id="lab_dei_EntityCentralIndexKey_B80973C8EA2E804F0B5211C5033CD0AA_terseLabel_en-US" xlink:label="lab_dei_EntityCentralIndexKey_B80973C8EA2E804F0B5211C5033CD0AA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Central Index Key </link:label>
<link:label id="lab_dei_EntityCentralIndexKey_B80973C8EA2E804F0B5211C5033CD0AA_label_en-US" xlink:label="lab_dei_EntityCentralIndexKey_B80973C8EA2E804F0B5211C5033CD0AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Central Index Key </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityCentralIndexKey" xlink:label="loc_dei_EntityCentralIndexKey_B80973C8EA2E804F0B5211C5033CD0AA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCentralIndexKey_B80973C8EA2E804F0B5211C5033CD0AA" xlink:to="lab_dei_EntityCentralIndexKey_B80973C8EA2E804F0B5211C5033CD0AA" xlink:type="arc"/>
<link:label id="lab_dei_CurrentFiscalYearEndDate_78EBBACAE2ED5E91A3BD11C5033C7268_terseLabel_en-US" xlink:label="lab_dei_CurrentFiscalYearEndDate_78EBBACAE2ED5E91A3BD11C5033C7268" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current Fiscal Year End Date </link:label>
<link:label id="lab_dei_CurrentFiscalYearEndDate_78EBBACAE2ED5E91A3BD11C5033C7268_label_en-US" xlink:label="lab_dei_CurrentFiscalYearEndDate_78EBBACAE2ED5E91A3BD11C5033C7268" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Current Fiscal Year End Date </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_CurrentFiscalYearEndDate" xlink:label="loc_dei_CurrentFiscalYearEndDate_78EBBACAE2ED5E91A3BD11C5033C7268" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_CurrentFiscalYearEndDate_78EBBACAE2ED5E91A3BD11C5033C7268" xlink:to="lab_dei_CurrentFiscalYearEndDate_78EBBACAE2ED5E91A3BD11C5033C7268" xlink:type="arc"/>
<link:label id="lab_dei_DocumentFiscalYearFocus_20B56B37512B0C11158911C5033CE295_terseLabel_en-US" xlink:label="lab_dei_DocumentFiscalYearFocus_20B56B37512B0C11158911C5033CE295" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Document Fiscal Year Focus </link:label>
<link:label id="lab_dei_DocumentFiscalYearFocus_20B56B37512B0C11158911C5033CE295_label_en-US" xlink:label="lab_dei_DocumentFiscalYearFocus_20B56B37512B0C11158911C5033CE295" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Fiscal Year Focus </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="loc_dei_DocumentFiscalYearFocus_20B56B37512B0C11158911C5033CE295" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentFiscalYearFocus_20B56B37512B0C11158911C5033CE295" xlink:to="lab_dei_DocumentFiscalYearFocus_20B56B37512B0C11158911C5033CE295" xlink:type="arc"/>
<link:label id="lab_dei_DocumentFiscalPeriodFocus_61E300C6E99AE987CB4211C5033CDC25_terseLabel_en-US" xlink:label="lab_dei_DocumentFiscalPeriodFocus_61E300C6E99AE987CB4211C5033CDC25" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Document Fiscal Period Focus </link:label>
<link:label id="lab_dei_DocumentFiscalPeriodFocus_61E300C6E99AE987CB4211C5033CDC25_label_en-US" xlink:label="lab_dei_DocumentFiscalPeriodFocus_61E300C6E99AE987CB4211C5033CDC25" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Fiscal Period Focus </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="loc_dei_DocumentFiscalPeriodFocus_61E300C6E99AE987CB4211C5033CDC25" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentFiscalPeriodFocus_61E300C6E99AE987CB4211C5033CDC25" xlink:to="lab_dei_DocumentFiscalPeriodFocus_61E300C6E99AE987CB4211C5033CDC25" xlink:type="arc"/>
<link:label id="lab_dei_AmendmentFlag_DD3651140FC8A02D743911C5033CB2CC_terseLabel_en-US" xlink:label="lab_dei_AmendmentFlag_DD3651140FC8A02D743911C5033CB2CC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amendment Flag </link:label>
<link:label id="lab_dei_AmendmentFlag_DD3651140FC8A02D743911C5033CB2CC_label_en-US" xlink:label="lab_dei_AmendmentFlag_DD3651140FC8A02D743911C5033CB2CC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Amendment Flag </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_AmendmentFlag" xlink:label="loc_dei_AmendmentFlag_DD3651140FC8A02D743911C5033CB2CC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_AmendmentFlag_DD3651140FC8A02D743911C5033CB2CC" xlink:to="lab_dei_AmendmentFlag_DD3651140FC8A02D743911C5033CB2CC" xlink:type="arc"/>
<link:label id="lab_us-gaap_TradingSecurities_E8A8A7E7150A80F6626611C501EF05EE_terseLabel_en-US" xlink:label="lab_us-gaap_TradingSecurities_E8A8A7E7150A80F6626611C501EF05EE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Trading securities </link:label>
<link:label id="lab_us-gaap_TradingSecurities_E8A8A7E7150A80F6626611C501EF05EE_label_en-US" xlink:label="lab_us-gaap_TradingSecurities_E8A8A7E7150A80F6626611C501EF05EE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Securities, Trading, and Equity Securities, FV-NI </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TradingSecurities" xlink:label="loc_us-gaap_TradingSecurities_E8A8A7E7150A80F6626611C501EF05EE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TradingSecurities_E8A8A7E7150A80F6626611C501EF05EE" xlink:to="lab_us-gaap_TradingSecurities_E8A8A7E7150A80F6626611C501EF05EE" xlink:type="arc"/>
<link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtSecurities_315A01B166CEED78A69111C501EF769E_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtSecurities_315A01B166CEED78A69111C501EF769E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Available-for-sale investment securities </link:label>
<link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtSecurities_315A01B166CEED78A69111C501EF769E_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtSecurities_315A01B166CEED78A69111C501EF769E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Securities, Available-for-sale </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_315A01B166CEED78A69111C501EF769E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_315A01B166CEED78A69111C501EF769E" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtSecurities_315A01B166CEED78A69111C501EF769E" xlink:type="arc"/>
<link:label id="lab_us-gaap_InvestmentsFairValueDisclosure_BDBB7F64F615B4A916E511C501EF12B4_totalLabel_en-US" xlink:label="lab_us-gaap_InvestmentsFairValueDisclosure_BDBB7F64F615B4A916E511C501EF12B4" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Financial investments, at fair value </link:label>
<link:label id="lab_us-gaap_InvestmentsFairValueDisclosure_BDBB7F64F615B4A916E511C501EF12B4_label_en-US" xlink:label="lab_us-gaap_InvestmentsFairValueDisclosure_BDBB7F64F615B4A916E511C501EF12B4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Investments, Fair Value Disclosure </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentsFairValueDisclosure" xlink:label="loc_us-gaap_InvestmentsFairValueDisclosure_BDBB7F64F615B4A916E511C501EF12B4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentsFairValueDisclosure_BDBB7F64F615B4A916E511C501EF12B4" xlink:to="lab_us-gaap_InvestmentsFairValueDisclosure_BDBB7F64F615B4A916E511C501EF12B4" xlink:type="arc"/>
<link:label id="lab_us-gaap_EquityMethodInvestments_AC07535B6CC882269FA111C501EF9C79_terseLabel_en-US" xlink:label="lab_us-gaap_EquityMethodInvestments_AC07535B6CC882269FA111C501EF9C79" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity method investments </link:label>
<link:label id="lab_us-gaap_EquityMethodInvestments_AC07535B6CC882269FA111C501EF9C79_label_en-US" xlink:label="lab_us-gaap_EquityMethodInvestments_AC07535B6CC882269FA111C501EF9C79" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equity Method Investments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityMethodInvestments" xlink:label="loc_us-gaap_EquityMethodInvestments_AC07535B6CC882269FA111C501EF9C79" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquityMethodInvestments_AC07535B6CC882269FA111C501EF9C79" xlink:to="lab_us-gaap_EquityMethodInvestments_AC07535B6CC882269FA111C501EF9C79" xlink:type="arc"/>
<link:label id="lab_us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount_5AB3E22FD994340E39D911C501EF0F61_terseLabel_en-US" xlink:label="lab_us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount_5AB3E22FD994340E39D911C501EF0F61" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity securities </link:label>
<link:label id="lab_us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount_5AB3E22FD994340E39D911C501EF0F61_label_en-US" xlink:label="lab_us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount_5AB3E22FD994340E39D911C501EF0F61" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equity Securities without Readily Determinable Fair Value, Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount" xlink:label="loc_us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount_5AB3E22FD994340E39D911C501EF0F61" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount_5AB3E22FD994340E39D911C501EF0F61" xlink:to="lab_us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount_5AB3E22FD994340E39D911C501EF0F61" xlink:type="arc"/>
<link:label id="lab_us-gaap_EarningsPerShareAbstract_C2B84B632C29DD163BD511C500C06E1F_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareAbstract_C2B84B632C29DD163BD511C500C06E1F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Earnings Per Share [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_C2B84B632C29DD163BD511C500C06E1F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareAbstract_C2B84B632C29DD163BD511C500C06E1F" xlink:to="lab_us-gaap_EarningsPerShareAbstract_C2B84B632C29DD163BD511C500C06E1F" xlink:type="arc"/>
<link:label id="lab_us-gaap_EarningsPerShareTextBlock_C0C414F8BCDD71226BD711C500C0F544_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareTextBlock_C0C414F8BCDD71226BD711C500C0F544" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Earnings Per Share </link:label>
<link:label id="lab_us-gaap_EarningsPerShareTextBlock_C0C414F8BCDD71226BD711C500C0F544_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareTextBlock_C0C414F8BCDD71226BD711C500C0F544" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Earnings Per Share [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EarningsPerShareTextBlock" xlink:label="loc_us-gaap_EarningsPerShareTextBlock_C0C414F8BCDD71226BD711C500C0F544" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareTextBlock_C0C414F8BCDD71226BD711C500C0F544" xlink:to="lab_us-gaap_EarningsPerShareTextBlock_C0C414F8BCDD71226BD711C500C0F544" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisaggregationOfRevenueTableTextBlock_10215EE2A8B9BFEB0A4A11C5027F9E3F_terseLabel_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueTableTextBlock_10215EE2A8B9BFEB0A4A11C5027F9E3F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disaggregation of Revenue </link:label>
<link:label id="lab_us-gaap_DisaggregationOfRevenueTableTextBlock_10215EE2A8B9BFEB0A4A11C5027F9E3F_label_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueTableTextBlock_10215EE2A8B9BFEB0A4A11C5027F9E3F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disaggregation of Revenue [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisaggregationOfRevenueTableTextBlock" xlink:label="loc_us-gaap_DisaggregationOfRevenueTableTextBlock_10215EE2A8B9BFEB0A4A11C5027F9E3F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisaggregationOfRevenueTableTextBlock_10215EE2A8B9BFEB0A4A11C5027F9E3F" xlink:to="lab_us-gaap_DisaggregationOfRevenueTableTextBlock_10215EE2A8B9BFEB0A4A11C5027F9E3F" xlink:type="arc"/>
<link:label id="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock_A47467DB59FBBCBEA8CD11C5028066FC_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock_A47467DB59FBBCBEA8CD11C5028066FC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Remaining Performance Obligation, Expected Timing of Satisfaction </link:label>
<link:label id="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock_A47467DB59FBBCBEA8CD11C5028066FC_label_en-US" xlink:label="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock_A47467DB59FBBCBEA8CD11C5028066FC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock_A47467DB59FBBCBEA8CD11C5028066FC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock_A47467DB59FBBCBEA8CD11C5028066FC" xlink:to="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock_A47467DB59FBBCBEA8CD11C5028066FC" xlink:type="arc"/>
<link:label id="lab_ndaq_ClearingOperationsTable_FD78CD58B2F4C971C19C19CE2465DC66_terseLabel_en-US" xlink:label="lab_ndaq_ClearingOperationsTable_FD78CD58B2F4C971C19C19CE2465DC66" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Clearing Operations [Table] </link:label>
<link:label id="lab_ndaq_ClearingOperationsTable_FD78CD58B2F4C971C19C19CE2465DC66_label_en-US" xlink:label="lab_ndaq_ClearingOperationsTable_FD78CD58B2F4C971C19C19CE2465DC66" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Clearing Operations [Table] </link:label>
<link:label id="lab_ndaq_ClearingOperationsTable_FD78CD58B2F4C971C19C19CE2465DC66_documentation_en-US" xlink:label="lab_ndaq_ClearingOperationsTable_FD78CD58B2F4C971C19C19CE2465DC66" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Clearing Operations [Table] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ClearingOperationsTable" xlink:label="loc_ndaq_ClearingOperationsTable_FD78CD58B2F4C971C19C19CE2465DC66" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ClearingOperationsTable_FD78CD58B2F4C971C19C19CE2465DC66" xlink:to="lab_ndaq_ClearingOperationsTable_FD78CD58B2F4C971C19C19CE2465DC66" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueByMeasurementFrequencyAxis_0738BB1E2C0A3573745919CE246514CB_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementFrequencyAxis_0738BB1E2C0A3573745919CE246514CB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Measurement Frequency [Axis] </link:label>
<link:label id="lab_us-gaap_FairValueByMeasurementFrequencyAxis_0738BB1E2C0A3573745919CE246514CB_label_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementFrequencyAxis_0738BB1E2C0A3573745919CE246514CB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Measurement Frequency [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_0738BB1E2C0A3573745919CE246514CB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_0738BB1E2C0A3573745919CE246514CB" xlink:to="lab_us-gaap_FairValueByMeasurementFrequencyAxis_0738BB1E2C0A3573745919CE246514CB" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueMeasurementFrequencyDomain_12F3B9BD279EA2AE821C19CE24652BB5_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementFrequencyDomain_12F3B9BD279EA2AE821C19CE24652BB5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Measurement Frequency [Domain] </link:label>
<link:label id="lab_us-gaap_FairValueMeasurementFrequencyDomain_12F3B9BD279EA2AE821C19CE24652BB5_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementFrequencyDomain_12F3B9BD279EA2AE821C19CE24652BB5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Measurement Frequency [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_12F3B9BD279EA2AE821C19CE24652BB5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_12F3B9BD279EA2AE821C19CE24652BB5" xlink:to="lab_us-gaap_FairValueMeasurementFrequencyDomain_12F3B9BD279EA2AE821C19CE24652BB5" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueMeasurementsRecurringMember_E36821450FE16AE6CD7C19CE2465E54E_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsRecurringMember_E36821450FE16AE6CD7C19CE2465E54E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value, Measurements, Recurring </link:label>
<link:label id="lab_us-gaap_FairValueMeasurementsRecurringMember_E36821450FE16AE6CD7C19CE2465E54E_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsRecurringMember_E36821450FE16AE6CD7C19CE2465E54E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Recurring [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_E36821450FE16AE6CD7C19CE2465E54E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementsRecurringMember_E36821450FE16AE6CD7C19CE2465E54E" xlink:to="lab_us-gaap_FairValueMeasurementsRecurringMember_E36821450FE16AE6CD7C19CE2465E54E" xlink:type="arc"/>
<link:label id="lab_dei_LegalEntityAxis_1169E0B71E3B2356D30819CE24666D89_terseLabel_en-US" xlink:label="lab_dei_LegalEntityAxis_1169E0B71E3B2356D30819CE24666D89" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Legal Entity [Axis] </link:label>
<link:label id="lab_dei_LegalEntityAxis_1169E0B71E3B2356D30819CE24666D89_label_en-US" xlink:label="lab_dei_LegalEntityAxis_1169E0B71E3B2356D30819CE24666D89" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Legal Entity [Axis] </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_1169E0B71E3B2356D30819CE24666D89" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_LegalEntityAxis_1169E0B71E3B2356D30819CE24666D89" xlink:to="lab_dei_LegalEntityAxis_1169E0B71E3B2356D30819CE24666D89" xlink:type="arc"/>
<link:label id="lab_dei_EntityDomain_9815E1BC32AE0FE3BBA719CE2466DA6D_terseLabel_en-US" xlink:label="lab_dei_EntityDomain_9815E1BC32AE0FE3BBA719CE2466DA6D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity [Domain] </link:label>
<link:label id="lab_dei_EntityDomain_9815E1BC32AE0FE3BBA719CE2466DA6D_label_en-US" xlink:label="lab_dei_EntityDomain_9815E1BC32AE0FE3BBA719CE2466DA6D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity [Domain] </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_9815E1BC32AE0FE3BBA719CE2466DA6D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityDomain_9815E1BC32AE0FE3BBA719CE2466DA6D" xlink:to="lab_dei_EntityDomain_9815E1BC32AE0FE3BBA719CE2466DA6D" xlink:type="arc"/>
<link:label id="lab_ndaq_NasdaqClearingOperationsMember_EF6A0139B5AC06C4A00419CE2466DFA5_terseLabel_en-US" xlink:label="lab_ndaq_NasdaqClearingOperationsMember_EF6A0139B5AC06C4A00419CE2466DFA5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Nasdaq Clearing </link:label>
<link:label id="lab_ndaq_NasdaqClearingOperationsMember_EF6A0139B5AC06C4A00419CE2466DFA5_label_en-US" xlink:label="lab_ndaq_NasdaqClearingOperationsMember_EF6A0139B5AC06C4A00419CE2466DFA5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Nasdaq Clearing Operations [Member] </link:label>
<link:label id="lab_ndaq_NasdaqClearingOperationsMember_EF6A0139B5AC06C4A00419CE2466DFA5_documentation_en-US" xlink:label="lab_ndaq_NasdaqClearingOperationsMember_EF6A0139B5AC06C4A00419CE2466DFA5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Nasdaq Clearing Operations [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_NasdaqClearingOperationsMember" xlink:label="loc_ndaq_NasdaqClearingOperationsMember_EF6A0139B5AC06C4A00419CE2466DFA5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_NasdaqClearingOperationsMember_EF6A0139B5AC06C4A00419CE2466DFA5" xlink:to="lab_ndaq_NasdaqClearingOperationsMember_EF6A0139B5AC06C4A00419CE2466DFA5" xlink:type="arc"/>
<link:label id="lab_us-gaap_InvestmentTypeAxis_3EEFB423E8AE7BDD608719CE2467BE27_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentTypeAxis_3EEFB423E8AE7BDD608719CE2467BE27" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Investment Type [Axis] </link:label>
<link:label id="lab_us-gaap_InvestmentTypeAxis_3EEFB423E8AE7BDD608719CE2467BE27_label_en-US" xlink:label="lab_us-gaap_InvestmentTypeAxis_3EEFB423E8AE7BDD608719CE2467BE27" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Investment Type [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentTypeAxis" xlink:label="loc_us-gaap_InvestmentTypeAxis_3EEFB423E8AE7BDD608719CE2467BE27" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentTypeAxis_3EEFB423E8AE7BDD608719CE2467BE27" xlink:to="lab_us-gaap_InvestmentTypeAxis_3EEFB423E8AE7BDD608719CE2467BE27" xlink:type="arc"/>
<link:label id="lab_us-gaap_InvestmentTypeCategorizationMember_D76E080A84E40CC686F719CE24672EBF_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentTypeCategorizationMember_D76E080A84E40CC686F719CE24672EBF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Investments [Domain] </link:label>
<link:label id="lab_us-gaap_InvestmentTypeCategorizationMember_D76E080A84E40CC686F719CE24672EBF_label_en-US" xlink:label="lab_us-gaap_InvestmentTypeCategorizationMember_D76E080A84E40CC686F719CE24672EBF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Investments [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentTypeCategorizationMember" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_D76E080A84E40CC686F719CE24672EBF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_D76E080A84E40CC686F719CE24672EBF" xlink:to="lab_us-gaap_InvestmentTypeCategorizationMember_D76E080A84E40CC686F719CE24672EBF" xlink:type="arc"/>
<link:label id="lab_us-gaap_RepurchaseAgreementsMember_4716D2F7896D39E162B819CE2467490E_terseLabel_en-US" xlink:label="lab_us-gaap_RepurchaseAgreementsMember_4716D2F7896D39E162B819CE2467490E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Reverse Repurchase Agreements </link:label>
<link:label id="lab_us-gaap_RepurchaseAgreementsMember_4716D2F7896D39E162B819CE2467490E_label_en-US" xlink:label="lab_us-gaap_RepurchaseAgreementsMember_4716D2F7896D39E162B819CE2467490E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repurchase Agreements [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RepurchaseAgreementsMember" xlink:label="loc_us-gaap_RepurchaseAgreementsMember_4716D2F7896D39E162B819CE2467490E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepurchaseAgreementsMember_4716D2F7896D39E162B819CE2467490E" xlink:to="lab_us-gaap_RepurchaseAgreementsMember_4716D2F7896D39E162B819CE2467490E" xlink:type="arc"/>
<link:label id="lab_us-gaap_FinancialInstrumentAxis_6C6D0C654CB6B5A8431919CE24697622_terseLabel_en-US" xlink:label="lab_us-gaap_FinancialInstrumentAxis_6C6D0C654CB6B5A8431919CE24697622" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Financial Instrument [Axis] </link:label>
<link:label id="lab_us-gaap_FinancialInstrumentAxis_6C6D0C654CB6B5A8431919CE24697622_label_en-US" xlink:label="lab_us-gaap_FinancialInstrumentAxis_6C6D0C654CB6B5A8431919CE24697622" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Financial Instrument [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancialInstrumentAxis" xlink:label="loc_us-gaap_FinancialInstrumentAxis_6C6D0C654CB6B5A8431919CE24697622" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancialInstrumentAxis_6C6D0C654CB6B5A8431919CE24697622" xlink:to="lab_us-gaap_FinancialInstrumentAxis_6C6D0C654CB6B5A8431919CE24697622" xlink:type="arc"/>
<link:label id="lab_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_514D64468D3D4D32F8E119CE246921EB_terseLabel_en-US" xlink:label="lab_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_514D64468D3D4D32F8E119CE246921EB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Financial Instruments [Domain] </link:label>
<link:label id="lab_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_514D64468D3D4D32F8E119CE246921EB_label_en-US" xlink:label="lab_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_514D64468D3D4D32F8E119CE246921EB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Financial Instruments [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_514D64468D3D4D32F8E119CE246921EB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_514D64468D3D4D32F8E119CE246921EB" xlink:to="lab_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_514D64468D3D4D32F8E119CE246921EB" xlink:type="arc"/>
<link:label id="lab_ndaq_DefaultfundcontributioncapitalresourcesavailableMember_DD36E91F6C6134F5CD5719CE24697BF4_terseLabel_en-US" xlink:label="lab_ndaq_DefaultfundcontributioncapitalresourcesavailableMember_DD36E91F6C6134F5CD5719CE24697BF4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Utilize as capital resources </link:label>
<link:label id="lab_ndaq_DefaultfundcontributioncapitalresourcesavailableMember_DD36E91F6C6134F5CD5719CE24697BF4_label_en-US" xlink:label="lab_ndaq_DefaultfundcontributioncapitalresourcesavailableMember_DD36E91F6C6134F5CD5719CE24697BF4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Default fund contribution capital resources available [Member] </link:label>
<link:label id="lab_ndaq_DefaultfundcontributioncapitalresourcesavailableMember_DD36E91F6C6134F5CD5719CE24697BF4_documentation_en-US" xlink:label="lab_ndaq_DefaultfundcontributioncapitalresourcesavailableMember_DD36E91F6C6134F5CD5719CE24697BF4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Default fund contribution capital resources available [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_DefaultfundcontributioncapitalresourcesavailableMember" xlink:label="loc_ndaq_DefaultfundcontributioncapitalresourcesavailableMember_DD36E91F6C6134F5CD5719CE24697BF4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_DefaultfundcontributioncapitalresourcesavailableMember_DD36E91F6C6134F5CD5719CE24697BF4" xlink:to="lab_ndaq_DefaultfundcontributioncapitalresourcesavailableMember_DD36E91F6C6134F5CD5719CE24697BF4" xlink:type="arc"/>
<link:label id="lab_ndaq_DefaultfundcontributionmemberpostedsurplusbalanceMember_F487B6812E89383EE28F19CE2469108B_terseLabel_en-US" xlink:label="lab_ndaq_DefaultfundcontributionmemberpostedsurplusbalanceMember_F487B6812E89383EE28F19CE2469108B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Utilize as member posted surplus balance </link:label>
<link:label id="lab_ndaq_DefaultfundcontributionmemberpostedsurplusbalanceMember_F487B6812E89383EE28F19CE2469108B_label_en-US" xlink:label="lab_ndaq_DefaultfundcontributionmemberpostedsurplusbalanceMember_F487B6812E89383EE28F19CE2469108B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Default fund contribution member posted surplus balance [Member] </link:label>
<link:label id="lab_ndaq_DefaultfundcontributionmemberpostedsurplusbalanceMember_F487B6812E89383EE28F19CE2469108B_documentation_en-US" xlink:label="lab_ndaq_DefaultfundcontributionmemberpostedsurplusbalanceMember_F487B6812E89383EE28F19CE2469108B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Default fund contribution member posted surplus balance [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_DefaultfundcontributionmemberpostedsurplusbalanceMember" xlink:label="loc_ndaq_DefaultfundcontributionmemberpostedsurplusbalanceMember_F487B6812E89383EE28F19CE2469108B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_DefaultfundcontributionmemberpostedsurplusbalanceMember_F487B6812E89383EE28F19CE2469108B" xlink:to="lab_ndaq_DefaultfundcontributionmemberpostedsurplusbalanceMember_F487B6812E89383EE28F19CE2469108B" xlink:type="arc"/>
<link:label id="lab_ndaq_LiabilityWaterfallMember_7D98FC977EB7686C048519CE246AA13D_verboseLabel_en-US" xlink:label="lab_ndaq_LiabilityWaterfallMember_7D98FC977EB7686C048519CE246AA13D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Liability Waterfall </link:label>
<link:label id="lab_ndaq_LiabilityWaterfallMember_7D98FC977EB7686C048519CE246AA13D_label_en-US" xlink:label="lab_ndaq_LiabilityWaterfallMember_7D98FC977EB7686C048519CE246AA13D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liability Waterfall [Member] </link:label>
<link:label id="lab_ndaq_LiabilityWaterfallMember_7D98FC977EB7686C048519CE246AA13D_documentation_en-US" xlink:label="lab_ndaq_LiabilityWaterfallMember_7D98FC977EB7686C048519CE246AA13D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Liability Waterfall [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_LiabilityWaterfallMember" xlink:label="loc_ndaq_LiabilityWaterfallMember_7D98FC977EB7686C048519CE246AA13D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_LiabilityWaterfallMember_7D98FC977EB7686C048519CE246AA13D" xlink:to="lab_ndaq_LiabilityWaterfallMember_7D98FC977EB7686C048519CE246AA13D" xlink:type="arc"/>
<link:label id="lab_ndaq_ClearingOperationsLineItems_5DE851CB90F67E4FCD4519CE246A1F76_terseLabel_en-US" xlink:label="lab_ndaq_ClearingOperationsLineItems_5DE851CB90F67E4FCD4519CE246A1F76" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Clearing Operations [Line Items] </link:label>
<link:label id="lab_ndaq_ClearingOperationsLineItems_5DE851CB90F67E4FCD4519CE246A1F76_label_en-US" xlink:label="lab_ndaq_ClearingOperationsLineItems_5DE851CB90F67E4FCD4519CE246A1F76" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Clearing Operations [Line Items] </link:label>
<link:label id="lab_ndaq_ClearingOperationsLineItems_5DE851CB90F67E4FCD4519CE246A1F76_documentation_en-US" xlink:label="lab_ndaq_ClearingOperationsLineItems_5DE851CB90F67E4FCD4519CE246A1F76" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Clearing Operations [Line Items] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ClearingOperationsLineItems" xlink:label="loc_ndaq_ClearingOperationsLineItems_5DE851CB90F67E4FCD4519CE246A1F76" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ClearingOperationsLineItems_5DE851CB90F67E4FCD4519CE246A1F76" xlink:to="lab_ndaq_ClearingOperationsLineItems_5DE851CB90F67E4FCD4519CE246A1F76" xlink:type="arc"/>
<link:label id="lab_ndaq_NumberOfMemberSponsoredDefaultFunds_476D7834D86C0557BB3A19CE246A93FD_terseLabel_en-US" xlink:label="lab_ndaq_NumberOfMemberSponsoredDefaultFunds_476D7834D86C0557BB3A19CE246A93FD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of member sponsored default funds </link:label>
<link:label id="lab_ndaq_NumberOfMemberSponsoredDefaultFunds_476D7834D86C0557BB3A19CE246A93FD_label_en-US" xlink:label="lab_ndaq_NumberOfMemberSponsoredDefaultFunds_476D7834D86C0557BB3A19CE246A93FD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number of member sponsored default funds </link:label>
<link:label id="lab_ndaq_NumberOfMemberSponsoredDefaultFunds_476D7834D86C0557BB3A19CE246A93FD_documentation_en-US" xlink:label="lab_ndaq_NumberOfMemberSponsoredDefaultFunds_476D7834D86C0557BB3A19CE246A93FD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number of member sponsored default funds </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_NumberOfMemberSponsoredDefaultFunds" xlink:label="loc_ndaq_NumberOfMemberSponsoredDefaultFunds_476D7834D86C0557BB3A19CE246A93FD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_NumberOfMemberSponsoredDefaultFunds_476D7834D86C0557BB3A19CE246A93FD" xlink:to="lab_ndaq_NumberOfMemberSponsoredDefaultFunds_476D7834D86C0557BB3A19CE246A93FD" xlink:type="arc"/>
<link:label id="lab_ndaq_GainLossDueToCommoditiesMarketDefault_9621CEA5A0E66552FDC019CE246B2BF8_negatedTerseLabel_en-US" xlink:label="lab_ndaq_GainLossDueToCommoditiesMarketDefault_9621CEA5A0E66552FDC019CE246B2BF8" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Loss due to commodities market default </link:label>
<link:label id="lab_ndaq_GainLossDueToCommoditiesMarketDefault_9621CEA5A0E66552FDC019CE246B2BF8_label_en-US" xlink:label="lab_ndaq_GainLossDueToCommoditiesMarketDefault_9621CEA5A0E66552FDC019CE246B2BF8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gain (Loss) Due To Commodities Market Default </link:label>
<link:label id="lab_ndaq_GainLossDueToCommoditiesMarketDefault_9621CEA5A0E66552FDC019CE246B2BF8_documentation_en-US" xlink:label="lab_ndaq_GainLossDueToCommoditiesMarketDefault_9621CEA5A0E66552FDC019CE246B2BF8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Gain (Loss) Due To Commodities Market Default </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_GainLossDueToCommoditiesMarketDefault" xlink:label="loc_ndaq_GainLossDueToCommoditiesMarketDefault_9621CEA5A0E66552FDC019CE246B2BF8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_GainLossDueToCommoditiesMarketDefault_9621CEA5A0E66552FDC019CE246B2BF8" xlink:to="lab_ndaq_GainLossDueToCommoditiesMarketDefault_9621CEA5A0E66552FDC019CE246B2BF8" xlink:type="arc"/>
<link:label id="lab_ndaq_LossDueToCommoditiesMarketDefaultAllocatedToJuniorCapital_CB4D2F9B84827F9458B919CE246BDB85_terseLabel_en-US" xlink:label="lab_ndaq_LossDueToCommoditiesMarketDefaultAllocatedToJuniorCapital_CB4D2F9B84827F9458B919CE246BDB85" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Clearing default loss </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_LossDueToCommoditiesMarketDefaultAllocatedToJuniorCapital" xlink:label="loc_ndaq_LossDueToCommoditiesMarketDefaultAllocatedToJuniorCapital_CB4D2F9B84827F9458B919CE246BDB85" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_LossDueToCommoditiesMarketDefaultAllocatedToJuniorCapital_CB4D2F9B84827F9458B919CE246BDB85" xlink:to="lab_ndaq_LossDueToCommoditiesMarketDefaultAllocatedToJuniorCapital_CB4D2F9B84827F9458B919CE246BDB85" xlink:type="arc"/>
<link:label id="lab_ndaq_CapitalReliefProgramExpense_52C0BE7881283B192F8619CE246BB88A_terseLabel_en-US" xlink:label="lab_ndaq_CapitalReliefProgramExpense_52C0BE7881283B192F8619CE246BB88A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Capital relief program expense </link:label>
<link:label id="lab_ndaq_CapitalReliefProgramExpense_52C0BE7881283B192F8619CE246BB88A_label_en-US" xlink:label="lab_ndaq_CapitalReliefProgramExpense_52C0BE7881283B192F8619CE246BB88A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Capital Relief Program Expense </link:label>
<link:label id="lab_ndaq_CapitalReliefProgramExpense_52C0BE7881283B192F8619CE246BB88A_documentation_en-US" xlink:label="lab_ndaq_CapitalReliefProgramExpense_52C0BE7881283B192F8619CE246BB88A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Capital Relief Program Expense </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_CapitalReliefProgramExpense" xlink:label="loc_ndaq_CapitalReliefProgramExpense_52C0BE7881283B192F8619CE246BB88A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_CapitalReliefProgramExpense_52C0BE7881283B192F8619CE246BB88A" xlink:to="lab_ndaq_CapitalReliefProgramExpense_52C0BE7881283B192F8619CE246BB88A" xlink:type="arc"/>
<link:label id="lab_ndaq_LiabilityDueToMarketDefault_5614523F007FFBC9A02119CE246B95E6_terseLabel_en-US" xlink:label="lab_ndaq_LiabilityDueToMarketDefault_5614523F007FFBC9A02119CE246B95E6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Liability due to market default </link:label>
<link:label id="lab_ndaq_LiabilityDueToMarketDefault_5614523F007FFBC9A02119CE246B95E6_label_en-US" xlink:label="lab_ndaq_LiabilityDueToMarketDefault_5614523F007FFBC9A02119CE246B95E6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liability Due To Market Default </link:label>
<link:label id="lab_ndaq_LiabilityDueToMarketDefault_5614523F007FFBC9A02119CE246B95E6_documentation_en-US" xlink:label="lab_ndaq_LiabilityDueToMarketDefault_5614523F007FFBC9A02119CE246B95E6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Liability Due To Market Default </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_LiabilityDueToMarketDefault" xlink:label="loc_ndaq_LiabilityDueToMarketDefault_5614523F007FFBC9A02119CE246B95E6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_LiabilityDueToMarketDefault_5614523F007FFBC9A02119CE246B95E6" xlink:to="lab_ndaq_LiabilityDueToMarketDefault_5614523F007FFBC9A02119CE246B95E6" xlink:type="arc"/>
<link:label id="lab_ndaq_CollateralDueToMarketDefault_726CAF2B8FE12968B3D319CE246B8C72_terseLabel_en-US" xlink:label="lab_ndaq_CollateralDueToMarketDefault_726CAF2B8FE12968B3D319CE246B8C72" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Collateral due to market default </link:label>
<link:label id="lab_ndaq_CollateralDueToMarketDefault_726CAF2B8FE12968B3D319CE246B8C72_label_en-US" xlink:label="lab_ndaq_CollateralDueToMarketDefault_726CAF2B8FE12968B3D319CE246B8C72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Collateral Due To Market Default </link:label>
<link:label id="lab_ndaq_CollateralDueToMarketDefault_726CAF2B8FE12968B3D319CE246B8C72_documentation_en-US" xlink:label="lab_ndaq_CollateralDueToMarketDefault_726CAF2B8FE12968B3D319CE246B8C72" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Collateral Due To Market Default </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_CollateralDueToMarketDefault" xlink:label="loc_ndaq_CollateralDueToMarketDefault_726CAF2B8FE12968B3D319CE246B8C72" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_CollateralDueToMarketDefault_726CAF2B8FE12968B3D319CE246B8C72" xlink:to="lab_ndaq_CollateralDueToMarketDefault_726CAF2B8FE12968B3D319CE246B8C72" xlink:type="arc"/>
<link:label id="lab_ndaq_DefaultFundsAndMarginDepositsAssets_5C619099F211BC002CC919CE246B5A8E_verboseLabel_en-US" xlink:label="lab_ndaq_DefaultFundsAndMarginDepositsAssets_5C619099F211BC002CC919CE246B5A8E" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Default funds and margin deposits </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_DefaultFundsAndMarginDepositsAssets" xlink:label="loc_ndaq_DefaultFundsAndMarginDepositsAssets_5C619099F211BC002CC919CE246B5A8E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_DefaultFundsAndMarginDepositsAssets_5C619099F211BC002CC919CE246B5A8E" xlink:to="lab_ndaq_DefaultFundsAndMarginDepositsAssets_5C619099F211BC002CC919CE246B5A8E" xlink:type="arc"/>
<link:label id="lab_ndaq_HighlyRatedGovernmentDebtSecurities_A60CD31206925582D3BE19CE246CD95C_verboseLabel_en-US" xlink:label="lab_ndaq_HighlyRatedGovernmentDebtSecurities_A60CD31206925582D3BE19CE246CD95C" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Default fund cash contributions invested in highly rated government debt securities </link:label>
<link:label id="lab_ndaq_HighlyRatedGovernmentDebtSecurities_A60CD31206925582D3BE19CE246CD95C_label_en-US" xlink:label="lab_ndaq_HighlyRatedGovernmentDebtSecurities_A60CD31206925582D3BE19CE246CD95C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Highly Rated Government Debt Securities </link:label>
<link:label id="lab_ndaq_HighlyRatedGovernmentDebtSecurities_A60CD31206925582D3BE19CE246CD95C_documentation_en-US" xlink:label="lab_ndaq_HighlyRatedGovernmentDebtSecurities_A60CD31206925582D3BE19CE246CD95C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Highly Rated Government Debt Securities </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_HighlyRatedGovernmentDebtSecurities" xlink:label="loc_ndaq_HighlyRatedGovernmentDebtSecurities_A60CD31206925582D3BE19CE246CD95C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_HighlyRatedGovernmentDebtSecurities_A60CD31206925582D3BE19CE246CD95C" xlink:to="lab_ndaq_HighlyRatedGovernmentDebtSecurities_A60CD31206925582D3BE19CE246CD95C" xlink:type="arc"/>
<link:label id="lab_us-gaap_MaturityOfTimeDeposits_D54A764C608350F57E2519CE246CABBF_terseLabel_en-US" xlink:label="lab_us-gaap_MaturityOfTimeDeposits_D54A764C608350F57E2519CE246CABBF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maturity period of time deposits </link:label>
<link:label id="lab_us-gaap_MaturityOfTimeDeposits_D54A764C608350F57E2519CE246CABBF_label_en-US" xlink:label="lab_us-gaap_MaturityOfTimeDeposits_D54A764C608350F57E2519CE246CABBF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Maturity of Time Deposits </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MaturityOfTimeDeposits" xlink:label="loc_us-gaap_MaturityOfTimeDeposits_D54A764C608350F57E2519CE246CABBF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MaturityOfTimeDeposits_D54A764C608350F57E2519CE246CABBF" xlink:to="lab_us-gaap_MaturityOfTimeDeposits_D54A764C608350F57E2519CE246CABBF" xlink:type="arc"/>
<link:label id="lab_ndaq_ReversePurchaseAgreementsMaturityDateRange_111CF75B574737C193A319CE246CDFB4_terseLabel_en-US" xlink:label="lab_ndaq_ReversePurchaseAgreementsMaturityDateRange_111CF75B574737C193A319CE246CDFB4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Reverse purchase agreements, maturity range </link:label>
<link:label id="lab_ndaq_ReversePurchaseAgreementsMaturityDateRange_111CF75B574737C193A319CE246CDFB4_label_en-US" xlink:label="lab_ndaq_ReversePurchaseAgreementsMaturityDateRange_111CF75B574737C193A319CE246CDFB4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Reverse Purchase Agreements, Maturity Date Range </link:label>
<link:label id="lab_ndaq_ReversePurchaseAgreementsMaturityDateRange_111CF75B574737C193A319CE246CDFB4_documentation_en-US" xlink:label="lab_ndaq_ReversePurchaseAgreementsMaturityDateRange_111CF75B574737C193A319CE246CDFB4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Reverse Purchase Agreements, Maturity Date Range </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ReversePurchaseAgreementsMaturityDateRange" xlink:label="loc_ndaq_ReversePurchaseAgreementsMaturityDateRange_111CF75B574737C193A319CE246CDFB4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ReversePurchaseAgreementsMaturityDateRange_111CF75B574737C193A319CE246CDFB4" xlink:to="lab_ndaq_ReversePurchaseAgreementsMaturityDateRange_111CF75B574737C193A319CE246CDFB4" xlink:type="arc"/>
<link:label id="lab_ndaq_DefaultFundContributions_DAB2AC761633F00D23A319CE246C51A0_verboseLabel_en-US" xlink:label="lab_ndaq_DefaultFundContributions_DAB2AC761633F00D23A319CE246C51A0" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Default fund contributions </link:label>
<link:label id="lab_ndaq_DefaultFundContributions_DAB2AC761633F00D23A319CE246C51A0_label_en-US" xlink:label="lab_ndaq_DefaultFundContributions_DAB2AC761633F00D23A319CE246C51A0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Default Fund Contributions </link:label>
<link:label id="lab_ndaq_DefaultFundContributions_DAB2AC761633F00D23A319CE246C51A0_documentation_en-US" xlink:label="lab_ndaq_DefaultFundContributions_DAB2AC761633F00D23A319CE246C51A0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Default fund Contributions. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_DefaultFundContributions" xlink:label="loc_ndaq_DefaultFundContributions_DAB2AC761633F00D23A319CE246C51A0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_DefaultFundContributions_DAB2AC761633F00D23A319CE246C51A0" xlink:to="lab_ndaq_DefaultFundContributions_DAB2AC761633F00D23A319CE246C51A0" xlink:type="arc"/>
<link:label id="lab_us-gaap_MarketableSecuritiesCurrent_7E3A76EA1833DBCCB60619CE246CE373_verboseLabel_en-US" xlink:label="lab_us-gaap_MarketableSecuritiesCurrent_7E3A76EA1833DBCCB60619CE246CE373" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Committed capital </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MarketableSecuritiesCurrent" xlink:label="loc_us-gaap_MarketableSecuritiesCurrent_7E3A76EA1833DBCCB60619CE246CE373" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MarketableSecuritiesCurrent_7E3A76EA1833DBCCB60619CE246CE373" xlink:to="lab_us-gaap_MarketableSecuritiesCurrent_7E3A76EA1833DBCCB60619CE246CE373" xlink:type="arc"/>
<link:label id="lab_ndaq_ContributionToFinancialMarkets_47B7FF81E87DA90A6A0619CE246CBAD8_terseLabel_en-US" xlink:label="lab_ndaq_ContributionToFinancialMarkets_47B7FF81E87DA90A6A0619CE246CBAD8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Power of assessment of the clearing member's contribution to the financial markets and commodities markets default funds (as a percent) </link:label>
<link:label id="lab_ndaq_ContributionToFinancialMarkets_47B7FF81E87DA90A6A0619CE246CBAD8_label_en-US" xlink:label="lab_ndaq_ContributionToFinancialMarkets_47B7FF81E87DA90A6A0619CE246CBAD8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contribution To Financial Markets </link:label>
<link:label id="lab_ndaq_ContributionToFinancialMarkets_47B7FF81E87DA90A6A0619CE246CBAD8_documentation_en-US" xlink:label="lab_ndaq_ContributionToFinancialMarkets_47B7FF81E87DA90A6A0619CE246CBAD8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Contribution to the financial markets. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ContributionToFinancialMarkets" xlink:label="loc_ndaq_ContributionToFinancialMarkets_47B7FF81E87DA90A6A0619CE246CBAD8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ContributionToFinancialMarkets_47B7FF81E87DA90A6A0619CE246CBAD8" xlink:to="lab_ndaq_ContributionToFinancialMarkets_47B7FF81E87DA90A6A0619CE246CBAD8" xlink:type="arc"/>
<link:label id="lab_ndaq_JuniorCapitalCashDepositsAndPledgedAssets_78D617006ACEE4399EE019CE246D4B6E_terseLabel_en-US" xlink:label="lab_ndaq_JuniorCapitalCashDepositsAndPledgedAssets_78D617006ACEE4399EE019CE246D4B6E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Junior capital, cash deposits and pledged assets </link:label>
<link:label id="lab_ndaq_JuniorCapitalCashDepositsAndPledgedAssets_78D617006ACEE4399EE019CE246D4B6E_label_en-US" xlink:label="lab_ndaq_JuniorCapitalCashDepositsAndPledgedAssets_78D617006ACEE4399EE019CE246D4B6E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Junior Capital Cash Deposits And Pledged Assets </link:label>
<link:label id="lab_ndaq_JuniorCapitalCashDepositsAndPledgedAssets_78D617006ACEE4399EE019CE246D4B6E_documentation_en-US" xlink:label="lab_ndaq_JuniorCapitalCashDepositsAndPledgedAssets_78D617006ACEE4399EE019CE246D4B6E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Junior capital, cash deposits and pledged assets. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_JuniorCapitalCashDepositsAndPledgedAssets" xlink:label="loc_ndaq_JuniorCapitalCashDepositsAndPledgedAssets_78D617006ACEE4399EE019CE246D4B6E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_JuniorCapitalCashDepositsAndPledgedAssets_78D617006ACEE4399EE019CE246D4B6E" xlink:to="lab_ndaq_JuniorCapitalCashDepositsAndPledgedAssets_78D617006ACEE4399EE019CE246D4B6E" xlink:type="arc"/>
<link:label id="lab_ndaq_SeniorCapitalCashDepositsAndPledgedAssets_E160D4C727A0CAE4513A19CE246DE8C8_terseLabel_en-US" xlink:label="lab_ndaq_SeniorCapitalCashDepositsAndPledgedAssets_E160D4C727A0CAE4513A19CE246DE8C8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior capital, cash deposits and pledged assets </link:label>
<link:label id="lab_ndaq_SeniorCapitalCashDepositsAndPledgedAssets_E160D4C727A0CAE4513A19CE246DE8C8_label_en-US" xlink:label="lab_ndaq_SeniorCapitalCashDepositsAndPledgedAssets_E160D4C727A0CAE4513A19CE246DE8C8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Capital Cash Deposits And Pledged Assets </link:label>
<link:label id="lab_ndaq_SeniorCapitalCashDepositsAndPledgedAssets_E160D4C727A0CAE4513A19CE246DE8C8_documentation_en-US" xlink:label="lab_ndaq_SeniorCapitalCashDepositsAndPledgedAssets_E160D4C727A0CAE4513A19CE246DE8C8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Senior capital, cash deposits and pledged assets. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_SeniorCapitalCashDepositsAndPledgedAssets" xlink:label="loc_ndaq_SeniorCapitalCashDepositsAndPledgedAssets_E160D4C727A0CAE4513A19CE246DE8C8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_SeniorCapitalCashDepositsAndPledgedAssets_E160D4C727A0CAE4513A19CE246DE8C8" xlink:to="lab_ndaq_SeniorCapitalCashDepositsAndPledgedAssets_E160D4C727A0CAE4513A19CE246DE8C8" xlink:type="arc"/>
<link:label id="lab_ndaq_CommittedCapital_A64D69D04AE97A421EF919CE246D4D32_terseLabel_en-US" xlink:label="lab_ndaq_CommittedCapital_A64D69D04AE97A421EF919CE246D4D32" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Committed capital </link:label>
<link:label id="lab_ndaq_CommittedCapital_A64D69D04AE97A421EF919CE246D4D32_label_en-US" xlink:label="lab_ndaq_CommittedCapital_A64D69D04AE97A421EF919CE246D4D32" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Committed Capital </link:label>
<link:label id="lab_ndaq_CommittedCapital_A64D69D04AE97A421EF919CE246D4D32_documentation_en-US" xlink:label="lab_ndaq_CommittedCapital_A64D69D04AE97A421EF919CE246D4D32" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Committed Capital </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_CommittedCapital" xlink:label="loc_ndaq_CommittedCapital_A64D69D04AE97A421EF919CE246D4D32" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_CommittedCapital_A64D69D04AE97A421EF919CE246D4D32" xlink:to="lab_ndaq_CommittedCapital_A64D69D04AE97A421EF919CE246D4D32" xlink:type="arc"/>
<link:label id="lab_ndaq_ContractValueOfResaleAndRepurchaseAgreements_A9FC19807261CCC516F519CE246D4869_terseLabel_en-US" xlink:label="lab_ndaq_ContractValueOfResaleAndRepurchaseAgreements_A9FC19807261CCC516F519CE246D4869" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Contract value of resale and repurchase agreements </link:label>
<link:label id="lab_ndaq_ContractValueOfResaleAndRepurchaseAgreements_A9FC19807261CCC516F519CE246D4869_label_en-US" xlink:label="lab_ndaq_ContractValueOfResaleAndRepurchaseAgreements_A9FC19807261CCC516F519CE246D4869" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contract Value Of Resale And Repurchase Agreements </link:label>
<link:label id="lab_ndaq_ContractValueOfResaleAndRepurchaseAgreements_A9FC19807261CCC516F519CE246D4869_documentation_en-US" xlink:label="lab_ndaq_ContractValueOfResaleAndRepurchaseAgreements_A9FC19807261CCC516F519CE246D4869" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Contract value of resale and repurchase agreements. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ContractValueOfResaleAndRepurchaseAgreements" xlink:label="loc_ndaq_ContractValueOfResaleAndRepurchaseAgreements_A9FC19807261CCC516F519CE246D4869" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ContractValueOfResaleAndRepurchaseAgreements_A9FC19807261CCC516F519CE246D4869" xlink:to="lab_ndaq_ContractValueOfResaleAndRepurchaseAgreements_A9FC19807261CCC516F519CE246D4869" xlink:type="arc"/>
<link:label id="lab_ndaq_TotalNumberOfDerivativeContractsCleared_2C4CBD5DA9BD90D5D7B619CE246D2888_terseLabel_en-US" xlink:label="lab_ndaq_TotalNumberOfDerivativeContractsCleared_2C4CBD5DA9BD90D5D7B619CE246D2888" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total number of derivative contracts cleared </link:label>
<link:label id="lab_ndaq_TotalNumberOfDerivativeContractsCleared_2C4CBD5DA9BD90D5D7B619CE246D2888_label_en-US" xlink:label="lab_ndaq_TotalNumberOfDerivativeContractsCleared_2C4CBD5DA9BD90D5D7B619CE246D2888" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Total Number Of Derivative Contracts Cleared </link:label>
<link:label id="lab_ndaq_TotalNumberOfDerivativeContractsCleared_2C4CBD5DA9BD90D5D7B619CE246D2888_documentation_en-US" xlink:label="lab_ndaq_TotalNumberOfDerivativeContractsCleared_2C4CBD5DA9BD90D5D7B619CE246D2888" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Total number of derivative contracts cleared </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_TotalNumberOfDerivativeContractsCleared" xlink:label="loc_ndaq_TotalNumberOfDerivativeContractsCleared_2C4CBD5DA9BD90D5D7B619CE246D2888" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_TotalNumberOfDerivativeContractsCleared_2C4CBD5DA9BD90D5D7B619CE246D2888" xlink:to="lab_ndaq_TotalNumberOfDerivativeContractsCleared_2C4CBD5DA9BD90D5D7B619CE246D2888" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_B8E82782A144F91AC233181145D6CAC5_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_B8E82782A144F91AC233181145D6CAC5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Summary of Restructuring Charges </link:label>
<link:label id="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_B8E82782A144F91AC233181145D6CAC5_label_en-US" xlink:label="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_B8E82782A144F91AC233181145D6CAC5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restructuring and Related Costs [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock" xlink:label="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_B8E82782A144F91AC233181145D6CAC5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_B8E82782A144F91AC233181145D6CAC5" xlink:to="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_B8E82782A144F91AC233181145D6CAC5" xlink:type="arc"/>
<link:label id="lab_us-gaap_EquityAbstract_6094E2E2F277172F8A6B11C500DFDE14_label_en-US" xlink:label="lab_us-gaap_EquityAbstract_6094E2E2F277172F8A6B11C500DFDE14" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equity [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityAbstract" xlink:label="loc_us-gaap_EquityAbstract_6094E2E2F277172F8A6B11C500DFDE14" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquityAbstract_6094E2E2F277172F8A6B11C500DFDE14" xlink:to="lab_us-gaap_EquityAbstract_6094E2E2F277172F8A6B11C500DFDE14" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_5F4E8F2B39645E1A553B11C500DFACD7_terseLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_5F4E8F2B39645E1A553B11C500DFACD7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Nasdaq Stockholders' Equity </link:label>
<link:label id="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_5F4E8F2B39645E1A553B11C500DFACD7_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_5F4E8F2B39645E1A553B11C500DFACD7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity Note Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:label="loc_us-gaap_StockholdersEquityNoteDisclosureTextBlock_5F4E8F2B39645E1A553B11C500DFACD7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityNoteDisclosureTextBlock_5F4E8F2B39645E1A553B11C500DFACD7" xlink:to="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_5F4E8F2B39645E1A553B11C500DFACD7" xlink:type="arc"/>
<link:label id="lab_ndaq_AcceleratedDepreciationMember_F8066B94083BD6C66AE4181145CE1C0E_terseLabel_en-US" xlink:label="lab_ndaq_AcceleratedDepreciationMember_F8066B94083BD6C66AE4181145CE1C0E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accelerated depreciation </link:label>
<link:label id="lab_ndaq_AcceleratedDepreciationMember_F8066B94083BD6C66AE4181145CE1C0E_label_en-US" xlink:label="lab_ndaq_AcceleratedDepreciationMember_F8066B94083BD6C66AE4181145CE1C0E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accelerated Depreciation [Member] </link:label>
<link:label id="lab_ndaq_AcceleratedDepreciationMember_F8066B94083BD6C66AE4181145CE1C0E_documentation_en-US" xlink:label="lab_ndaq_AcceleratedDepreciationMember_F8066B94083BD6C66AE4181145CE1C0E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Accelerated Depreciation [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_AcceleratedDepreciationMember" xlink:label="loc_ndaq_AcceleratedDepreciationMember_F8066B94083BD6C66AE4181145CE1C0E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_AcceleratedDepreciationMember_F8066B94083BD6C66AE4181145CE1C0E" xlink:to="lab_ndaq_AcceleratedDepreciationMember_F8066B94083BD6C66AE4181145CE1C0E" xlink:type="arc"/>
<link:label id="lab_us-gaap_EmployeeSeveranceMember_481AA1E35AE4E41B7FE6181145CED4C4_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeSeveranceMember_481AA1E35AE4E41B7FE6181145CED4C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Severance and employee-related costs </link:label>
<link:label id="lab_us-gaap_EmployeeSeveranceMember_481AA1E35AE4E41B7FE6181145CED4C4_label_en-US" xlink:label="lab_us-gaap_EmployeeSeveranceMember_481AA1E35AE4E41B7FE6181145CED4C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Employee Severance [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeSeveranceMember" xlink:label="loc_us-gaap_EmployeeSeveranceMember_481AA1E35AE4E41B7FE6181145CED4C4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeSeveranceMember_481AA1E35AE4E41B7FE6181145CED4C4" xlink:to="lab_us-gaap_EmployeeSeveranceMember_481AA1E35AE4E41B7FE6181145CED4C4" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherRestructuringMember_B6638552BF5F0B89504B181145CEE06B_terseLabel_en-US" xlink:label="lab_us-gaap_OtherRestructuringMember_B6638552BF5F0B89504B181145CEE06B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_us-gaap_OtherRestructuringMember_B6638552BF5F0B89504B181145CEE06B_label_en-US" xlink:label="lab_us-gaap_OtherRestructuringMember_B6638552BF5F0B89504B181145CEE06B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Restructuring [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherRestructuringMember" xlink:label="loc_us-gaap_OtherRestructuringMember_B6638552BF5F0B89504B181145CEE06B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherRestructuringMember_B6638552BF5F0B89504B181145CEE06B" xlink:to="lab_us-gaap_OtherRestructuringMember_B6638552BF5F0B89504B181145CEE06B" xlink:type="arc"/>
<link:label id="lab_us-gaap_RestructuringCharges_718444BAB3F89FB8C0CD181145CFBE6E_verboseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCharges_718444BAB3F89FB8C0CD181145CFBE6E" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Total restructuring charges </link:label>
<link:label id="lab_us-gaap_RestructuringCharges_718444BAB3F89FB8C0CD181145CFBE6E_label_en-US" xlink:label="lab_us-gaap_RestructuringCharges_718444BAB3F89FB8C0CD181145CFBE6E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restructuring Charges </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringCharges" xlink:label="loc_us-gaap_RestructuringCharges_718444BAB3F89FB8C0CD181145CFBE6E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCharges_718444BAB3F89FB8C0CD181145CFBE6E" xlink:to="lab_us-gaap_RestructuringCharges_718444BAB3F89FB8C0CD181145CFBE6E" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_B070B622C247D9D3E7FE19CE26413CD7_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_B070B622C247D9D3E7FE19CE26413CD7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2019 </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_B070B622C247D9D3E7FE19CE26413CD7_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_B070B622C247D9D3E7FE19CE26413CD7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_B070B622C247D9D3E7FE19CE26413CD7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_B070B622C247D9D3E7FE19CE26413CD7" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_B070B622C247D9D3E7FE19CE26413CD7" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_9FA76DA3324A22C1286B19CE26416427_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_9FA76DA3324A22C1286B19CE26416427" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2020 </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_9FA76DA3324A22C1286B19CE26416427_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_9FA76DA3324A22C1286B19CE26416427" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Payments, Due Year Two </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_9FA76DA3324A22C1286B19CE26416427" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_9FA76DA3324A22C1286B19CE26416427" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_9FA76DA3324A22C1286B19CE26416427" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_ADB88A9D00D8C4862A2119CE26416944_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_ADB88A9D00D8C4862A2119CE26416944" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2021 </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_ADB88A9D00D8C4862A2119CE26416944_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_ADB88A9D00D8C4862A2119CE26416944" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Payments, Due Year Three </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_ADB88A9D00D8C4862A2119CE26416944" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_ADB88A9D00D8C4862A2119CE26416944" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_ADB88A9D00D8C4862A2119CE26416944" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_B6F1A93F11EE88BFD49819CE26416B40_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_B6F1A93F11EE88BFD49819CE26416B40" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2022 </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_B6F1A93F11EE88BFD49819CE26416B40_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_B6F1A93F11EE88BFD49819CE26416B40" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Payments, Due Year Four </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_B6F1A93F11EE88BFD49819CE26416B40" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_B6F1A93F11EE88BFD49819CE26416B40" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_B6F1A93F11EE88BFD49819CE26416B40" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_1CE2294CEA3C6E2D3C2819CE264151BB_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_1CE2294CEA3C6E2D3C2819CE264151BB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2023 </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_1CE2294CEA3C6E2D3C2819CE264151BB_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_1CE2294CEA3C6E2D3C2819CE264151BB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Payments, Due Year Five </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_1CE2294CEA3C6E2D3C2819CE264151BB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_1CE2294CEA3C6E2D3C2819CE264151BB" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_1CE2294CEA3C6E2D3C2819CE264151BB" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_A9E5DA2059182F4A714B19CE26414498_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_A9E5DA2059182F4A714B19CE26414498" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Thereafter </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_A9E5DA2059182F4A714B19CE26414498_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_A9E5DA2059182F4A714B19CE26414498" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Payments, Due after Year Five </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_A9E5DA2059182F4A714B19CE26414498" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_A9E5DA2059182F4A714B19CE26414498" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_A9E5DA2059182F4A714B19CE26414498" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_9C753289B8089BC64ED819CE26415E83_totalLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_9C753289B8089BC64ED819CE26415E83" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total lease payments </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_9C753289B8089BC64ED819CE26415E83_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_9C753289B8089BC64ED819CE26415E83" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Payments, Due </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_9C753289B8089BC64ED819CE26415E83" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_9C753289B8089BC64ED819CE26415E83" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_9C753289B8089BC64ED819CE26415E83" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_1F6F509546417200557419CE2641915E_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_1F6F509546417200557419CE2641915E" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Less: interest </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_1F6F509546417200557419CE2641915E_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_1F6F509546417200557419CE2641915E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Undiscounted Excess Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_1F6F509546417200557419CE2641915E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_1F6F509546417200557419CE2641915E" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_1F6F509546417200557419CE2641915E" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeaseLiability_14A663AD7233C72F27FE19CE2641BFD0_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiability_14A663AD7233C72F27FE19CE2641BFD0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total lease liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiability" xlink:label="loc_us-gaap_OperatingLeaseLiability_14A663AD7233C72F27FE19CE2641BFD0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseLiability_14A663AD7233C72F27FE19CE2641BFD0" xlink:to="lab_us-gaap_OperatingLeaseLiability_14A663AD7233C72F27FE19CE2641BFD0" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueDisclosuresAbstract_8A8A370FAFD2C8D330CA11C500B02347_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresAbstract_8A8A370FAFD2C8D330CA11C500B02347" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value Disclosures [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_8A8A370FAFD2C8D330CA11C500B02347" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_8A8A370FAFD2C8D330CA11C500B02347" xlink:to="lab_us-gaap_FairValueDisclosuresAbstract_8A8A370FAFD2C8D330CA11C500B02347" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_0B157B777DB42F7BDB8711C500B05A1F_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_0B157B777DB42F7BDB8711C500B05A1F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Financial Assets Measured at Fair Value on Recurring Basis </link:label>
<link:label id="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_0B157B777DB42F7BDB8711C500B05A1F_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_0B157B777DB42F7BDB8711C500B05A1F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Assets Measured on Recurring Basis [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_0B157B777DB42F7BDB8711C500B05A1F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_0B157B777DB42F7BDB8711C500B05A1F" xlink:to="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_0B157B777DB42F7BDB8711C500B05A1F" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_15CB9D3AFDF240ADC6AC11C4FFFEAFC0_label_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_15CB9D3AFDF240ADC6AC11C4FFFEAFC0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Commitments and Contingencies Disclosure [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_15CB9D3AFDF240ADC6AC11C4FFFEAFC0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_15CB9D3AFDF240ADC6AC11C4FFFEAFC0" xlink:to="lab_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_15CB9D3AFDF240ADC6AC11C4FFFEAFC0" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommitmentsContingenciesAndGuaranteesTextBlock_2F6832ACC4856306B6D811C4FFFEE83A_terseLabel_en-US" xlink:label="lab_us-gaap_CommitmentsContingenciesAndGuaranteesTextBlock_2F6832ACC4856306B6D811C4FFFEE83A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Commitments, Contingencies and Guarantees </link:label>
<link:label id="lab_us-gaap_CommitmentsContingenciesAndGuaranteesTextBlock_2F6832ACC4856306B6D811C4FFFEE83A_label_en-US" xlink:label="lab_us-gaap_CommitmentsContingenciesAndGuaranteesTextBlock_2F6832ACC4856306B6D811C4FFFEE83A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Commitments Contingencies and Guarantees [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommitmentsContingenciesAndGuaranteesTextBlock" xlink:label="loc_us-gaap_CommitmentsContingenciesAndGuaranteesTextBlock_2F6832ACC4856306B6D811C4FFFEE83A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommitmentsContingenciesAndGuaranteesTextBlock_2F6832ACC4856306B6D811C4FFFEE83A" xlink:to="lab_us-gaap_CommitmentsContingenciesAndGuaranteesTextBlock_2F6832ACC4856306B6D811C4FFFEE83A" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfGoodwillTextBlock_67BEF15E989DEE8D4BF811C502279496_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfGoodwillTextBlock_67BEF15E989DEE8D4BF811C502279496" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Changes in Goodwill </link:label>
<link:label id="lab_us-gaap_ScheduleOfGoodwillTextBlock_67BEF15E989DEE8D4BF811C502279496_label_en-US" xlink:label="lab_us-gaap_ScheduleOfGoodwillTextBlock_67BEF15E989DEE8D4BF811C502279496" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Goodwill [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfGoodwillTextBlock" xlink:label="loc_us-gaap_ScheduleOfGoodwillTextBlock_67BEF15E989DEE8D4BF811C502279496" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfGoodwillTextBlock_67BEF15E989DEE8D4BF811C502279496" xlink:to="lab_us-gaap_ScheduleOfGoodwillTextBlock_67BEF15E989DEE8D4BF811C502279496" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock_375C378C68EA012E744711C50228CBC7_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock_375C378C68EA012E744711C50228CBC7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Acquired Finite-Lived Intangible Assets </link:label>
<link:label id="lab_us-gaap_ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock_375C378C68EA012E744711C50228CBC7_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock_375C378C68EA012E744711C50228CBC7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Acquired Finite-Lived Intangible Assets by Major Class [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock" xlink:label="loc_us-gaap_ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock_375C378C68EA012E744711C50228CBC7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock_375C378C68EA012E744711C50228CBC7" xlink:to="lab_us-gaap_ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock_375C378C68EA012E744711C50228CBC7" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfAcquiredIndefiniteLivedIntangibleAssetsByMajorClassTextBlock_52048F18A5870F273CCC11C50228B3A6_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAcquiredIndefiniteLivedIntangibleAssetsByMajorClassTextBlock_52048F18A5870F273CCC11C50228B3A6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Acquired Indefinite-lived Intangible Assets </link:label>
<link:label id="lab_us-gaap_ScheduleOfAcquiredIndefiniteLivedIntangibleAssetsByMajorClassTextBlock_52048F18A5870F273CCC11C50228B3A6_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAcquiredIndefiniteLivedIntangibleAssetsByMajorClassTextBlock_52048F18A5870F273CCC11C50228B3A6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Acquired Indefinite-lived Intangible Assets by Major Class [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfAcquiredIndefiniteLivedIntangibleAssetsByMajorClassTextBlock" xlink:label="loc_us-gaap_ScheduleOfAcquiredIndefiniteLivedIntangibleAssetsByMajorClassTextBlock_52048F18A5870F273CCC11C50228B3A6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAcquiredIndefiniteLivedIntangibleAssetsByMajorClassTextBlock_52048F18A5870F273CCC11C50228B3A6" xlink:to="lab_us-gaap_ScheduleOfAcquiredIndefiniteLivedIntangibleAssetsByMajorClassTextBlock_52048F18A5870F273CCC11C50228B3A6" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_CC361A690C6277E59FF311C50228400C_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_CC361A690C6277E59FF311C50228400C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Estimated Future Amortization Expense </link:label>
<link:label id="lab_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_CC361A690C6277E59FF311C50228400C_label_en-US" xlink:label="lab_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_CC361A690C6277E59FF311C50228400C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" xlink:label="loc_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_CC361A690C6277E59FF311C50228400C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_CC361A690C6277E59FF311C50228400C" xlink:to="lab_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_CC361A690C6277E59FF311C50228400C" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_42C2D5C68799186B0F6D11C500BE4844_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_42C2D5C68799186B0F6D11C500BE4844" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Summary of Computation of Basic and Diluted Earnings Per Share </link:label>
<link:label id="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_42C2D5C68799186B0F6D11C500BE4844_label_en-US" xlink:label="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_42C2D5C68799186B0F6D11C500BE4844" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_42C2D5C68799186B0F6D11C500BE4844" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_42C2D5C68799186B0F6D11C500BE4844" xlink:to="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_42C2D5C68799186B0F6D11C500BE4844" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_F5BB3DC5EC2C33CB851C1811466ABA5E_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_F5BB3DC5EC2C33CB851C1811466ABA5E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value, Recurring and Nonrecurring [Table] </link:label>
<link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_F5BB3DC5EC2C33CB851C1811466ABA5E_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_F5BB3DC5EC2C33CB851C1811466ABA5E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Recurring and Nonrecurring [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_F5BB3DC5EC2C33CB851C1811466ABA5E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_F5BB3DC5EC2C33CB851C1811466ABA5E" xlink:to="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_F5BB3DC5EC2C33CB851C1811466ABA5E" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_E69BA9299FD7470677931811466B4AA0_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_E69BA9299FD7470677931811466B4AA0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value Hierarchy and NAV [Axis] </link:label>
<link:label id="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_E69BA9299FD7470677931811466B4AA0_label_en-US" xlink:label="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_E69BA9299FD7470677931811466B4AA0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value Hierarchy and NAV [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_E69BA9299FD7470677931811466B4AA0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_E69BA9299FD7470677931811466B4AA0" xlink:to="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_E69BA9299FD7470677931811466B4AA0" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_282B4B6C10113CA239041811466B848E_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_282B4B6C10113CA239041811466B848E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value Hierarchy and NAV [Domain] </link:label>
<link:label id="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_282B4B6C10113CA239041811466B848E_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_282B4B6C10113CA239041811466B848E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value Hierarchy and NAV [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_282B4B6C10113CA239041811466B848E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_282B4B6C10113CA239041811466B848E" xlink:to="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_282B4B6C10113CA239041811466B848E" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueInputsLevel1Member_CAA30DA01B88B5799B051811466BFD25_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel1Member_CAA30DA01B88B5799B051811466BFD25" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Level 1 </link:label>
<link:label id="lab_us-gaap_FairValueInputsLevel1Member_CAA30DA01B88B5799B051811466BFD25_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel1Member_CAA30DA01B88B5799B051811466BFD25" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Inputs, Level 1 [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_CAA30DA01B88B5799B051811466BFD25" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel1Member_CAA30DA01B88B5799B051811466BFD25" xlink:to="lab_us-gaap_FairValueInputsLevel1Member_CAA30DA01B88B5799B051811466BFD25" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueInputsLevel2Member_54DD5CAC641FABE8C5891811466CDBCB_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel2Member_54DD5CAC641FABE8C5891811466CDBCB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Level 2 </link:label>
<link:label id="lab_us-gaap_FairValueInputsLevel2Member_54DD5CAC641FABE8C5891811466CDBCB_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel2Member_54DD5CAC641FABE8C5891811466CDBCB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Inputs, Level 2 [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_54DD5CAC641FABE8C5891811466CDBCB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel2Member_54DD5CAC641FABE8C5891811466CDBCB" xlink:to="lab_us-gaap_FairValueInputsLevel2Member_54DD5CAC641FABE8C5891811466CDBCB" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueInputsLevel3Member_11FBF51FFBA283CD166B1811466CAEE9_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel3Member_11FBF51FFBA283CD166B1811466CAEE9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Level 3 </link:label>
<link:label id="lab_us-gaap_FairValueInputsLevel3Member_11FBF51FFBA283CD166B1811466CAEE9_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel3Member_11FBF51FFBA283CD166B1811466CAEE9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Inputs, Level 3 [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_11FBF51FFBA283CD166B1811466CAEE9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel3Member_11FBF51FFBA283CD166B1811466CAEE9" xlink:to="lab_us-gaap_FairValueInputsLevel3Member_11FBF51FFBA283CD166B1811466CAEE9" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_F8CA5600B3DD1409BAAC1811466C9CEF_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_F8CA5600B3DD1409BAAC1811466C9CEF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] </link:label>
<link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_F8CA5600B3DD1409BAAC1811466C9CEF_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_F8CA5600B3DD1409BAAC1811466C9CEF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_F8CA5600B3DD1409BAAC1811466C9CEF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_F8CA5600B3DD1409BAAC1811466C9CEF" xlink:to="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_F8CA5600B3DD1409BAAC1811466C9CEF" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsFairValueDisclosureAbstract_626413E9C96F8651540F1811466CFA4C_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsFairValueDisclosureAbstract_626413E9C96F8651540F1811466CFA4C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Assets at Fair Value </link:label>
<link:label id="lab_us-gaap_AssetsFairValueDisclosureAbstract_626413E9C96F8651540F1811466CFA4C_label_en-US" xlink:label="lab_us-gaap_AssetsFairValueDisclosureAbstract_626413E9C96F8651540F1811466CFA4C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets, Fair Value Disclosure [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsFairValueDisclosureAbstract" xlink:label="loc_us-gaap_AssetsFairValueDisclosureAbstract_626413E9C96F8651540F1811466CFA4C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_626413E9C96F8651540F1811466CFA4C" xlink:to="lab_us-gaap_AssetsFairValueDisclosureAbstract_626413E9C96F8651540F1811466CFA4C" xlink:type="arc"/>
<link:label id="lab_us-gaap_MarketableSecuritiesCurrent_0DD027B7A66DFC83B6841811466CFAE4_netLabel_en-US" xlink:label="lab_us-gaap_MarketableSecuritiesCurrent_0DD027B7A66DFC83B6841811466CFAE4" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:type="resource" xml:lang="en-US"> Financial investments, at fair value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MarketableSecuritiesCurrent" xlink:label="loc_us-gaap_MarketableSecuritiesCurrent_0DD027B7A66DFC83B6841811466CFAE4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MarketableSecuritiesCurrent_0DD027B7A66DFC83B6841811466CFAE4" xlink:to="lab_us-gaap_MarketableSecuritiesCurrent_0DD027B7A66DFC83B6841811466CFAE4" xlink:type="arc"/>
<link:label id="lab_ndaq_DefaultFundInvestments_910ABB7DE98E324A51241811466D0193_netLabel_en-US" xlink:label="lab_ndaq_DefaultFundInvestments_910ABB7DE98E324A51241811466D0193" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:type="resource" xml:lang="en-US"> Default fund and margin deposit investments </link:label>
<link:label id="lab_ndaq_DefaultFundInvestments_910ABB7DE98E324A51241811466D0193_label_en-US" xlink:label="lab_ndaq_DefaultFundInvestments_910ABB7DE98E324A51241811466D0193" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Default Fund Investments </link:label>
<link:label id="lab_ndaq_DefaultFundInvestments_910ABB7DE98E324A51241811466D0193_documentation_en-US" xlink:label="lab_ndaq_DefaultFundInvestments_910ABB7DE98E324A51241811466D0193" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Clearing member cash contribution invested in highly rated government debt securities. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_DefaultFundInvestments" xlink:label="loc_ndaq_DefaultFundInvestments_910ABB7DE98E324A51241811466D0193" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_DefaultFundInvestments_910ABB7DE98E324A51241811466D0193" xlink:to="lab_ndaq_DefaultFundInvestments_910ABB7DE98E324A51241811466D0193" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsFairValueDisclosure_A27C8D9423524F4DA4791811466D0F44_totalLabel_en-US" xlink:label="lab_us-gaap_AssetsFairValueDisclosure_A27C8D9423524F4DA4791811466D0F44" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total assets at fair value </link:label>
<link:label id="lab_us-gaap_AssetsFairValueDisclosure_A27C8D9423524F4DA4791811466D0F44_label_en-US" xlink:label="lab_us-gaap_AssetsFairValueDisclosure_A27C8D9423524F4DA4791811466D0F44" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets, Fair Value Disclosure </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsFairValueDisclosure" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_A27C8D9423524F4DA4791811466D0F44" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_A27C8D9423524F4DA4791811466D0F44" xlink:to="lab_us-gaap_AssetsFairValueDisclosure_A27C8D9423524F4DA4791811466D0F44" xlink:type="arc"/>
<link:label id="lab_us-gaap_LiabilitiesFairValueDisclosureAbstract_D76D48D02EB71B2733F71811466DE0EF_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesFairValueDisclosureAbstract_D76D48D02EB71B2733F71811466DE0EF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Liabilities at Fair Value </link:label>
<link:label id="lab_us-gaap_LiabilitiesFairValueDisclosureAbstract_D76D48D02EB71B2733F71811466DE0EF_label_en-US" xlink:label="lab_us-gaap_LiabilitiesFairValueDisclosureAbstract_D76D48D02EB71B2733F71811466DE0EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities, Fair Value Disclosure [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosureAbstract" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_D76D48D02EB71B2733F71811466DE0EF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_D76D48D02EB71B2733F71811466DE0EF" xlink:to="lab_us-gaap_LiabilitiesFairValueDisclosureAbstract_D76D48D02EB71B2733F71811466DE0EF" xlink:type="arc"/>
<link:label id="lab_ndaq_OtherFinancialLiabilitiesFairValueDisclosure_C550514A18C76D4903791811466DF7A0_terseLabel_en-US" xlink:label="lab_ndaq_OtherFinancialLiabilitiesFairValueDisclosure_C550514A18C76D4903791811466DF7A0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other financial instruments </link:label>
<link:label id="lab_ndaq_OtherFinancialLiabilitiesFairValueDisclosure_C550514A18C76D4903791811466DF7A0_label_en-US" xlink:label="lab_ndaq_OtherFinancialLiabilitiesFairValueDisclosure_C550514A18C76D4903791811466DF7A0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Financial Liabilities, Fair Value Disclosure </link:label>
<link:label id="lab_ndaq_OtherFinancialLiabilitiesFairValueDisclosure_C550514A18C76D4903791811466DF7A0_documentation_en-US" xlink:label="lab_ndaq_OtherFinancialLiabilitiesFairValueDisclosure_C550514A18C76D4903791811466DF7A0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Other Financial Liabilities, Fair Value Disclosure </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_OtherFinancialLiabilitiesFairValueDisclosure" xlink:label="loc_ndaq_OtherFinancialLiabilitiesFairValueDisclosure_C550514A18C76D4903791811466DF7A0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_OtherFinancialLiabilitiesFairValueDisclosure_C550514A18C76D4903791811466DF7A0" xlink:to="lab_ndaq_OtherFinancialLiabilitiesFairValueDisclosure_C550514A18C76D4903791811466DF7A0" xlink:type="arc"/>
<link:label id="lab_us-gaap_FinancialLiabilitiesFairValueDisclosure_66CFB6F9BF06F3151F871811466D6CFF_totalLabel_en-US" xlink:label="lab_us-gaap_FinancialLiabilitiesFairValueDisclosure_66CFB6F9BF06F3151F871811466D6CFF" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total liabilities at fair value </link:label>
<link:label id="lab_us-gaap_FinancialLiabilitiesFairValueDisclosure_66CFB6F9BF06F3151F871811466D6CFF_label_en-US" xlink:label="lab_us-gaap_FinancialLiabilitiesFairValueDisclosure_66CFB6F9BF06F3151F871811466D6CFF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Financial Liabilities Fair Value Disclosure </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancialLiabilitiesFairValueDisclosure" xlink:label="loc_us-gaap_FinancialLiabilitiesFairValueDisclosure_66CFB6F9BF06F3151F871811466D6CFF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancialLiabilitiesFairValueDisclosure_66CFB6F9BF06F3151F871811466D6CFF" xlink:to="lab_us-gaap_FinancialLiabilitiesFairValueDisclosure_66CFB6F9BF06F3151F871811466D6CFF" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock_805132F2C4F14BA4B91B11C5014350D6_terseLabel_en-US" xlink:label="lab_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock_805132F2C4F14BA4B91B11C5014350D6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-Based Compensation </link:label>
<link:label id="lab_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock_805132F2C4F14BA4B91B11C5014350D6_label_en-US" xlink:label="lab_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock_805132F2C4F14BA4B91B11C5014350D6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock" xlink:label="loc_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock_805132F2C4F14BA4B91B11C5014350D6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock_805132F2C4F14BA4B91B11C5014350D6" xlink:to="lab_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock_805132F2C4F14BA4B91B11C5014350D6" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_41133BA58183E299A27811C502067C18_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_41133BA58183E299A27811C502067C18" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2019 </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_41133BA58183E299A27811C502067C18_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_41133BA58183E299A27811C502067C18" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_41133BA58183E299A27811C502067C18" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_41133BA58183E299A27811C502067C18" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_41133BA58183E299A27811C502067C18" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_7C1B9E251B2621A7892C11C50206B09C_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_7C1B9E251B2621A7892C11C50206B09C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2020 </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_7C1B9E251B2621A7892C11C50206B09C_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_7C1B9E251B2621A7892C11C50206B09C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Amortization Expense, Year Two </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_7C1B9E251B2621A7892C11C50206B09C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_7C1B9E251B2621A7892C11C50206B09C" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_7C1B9E251B2621A7892C11C50206B09C" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_C49FE9FBEC973F917DD611C5020743EF_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_C49FE9FBEC973F917DD611C5020743EF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2021 </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_C49FE9FBEC973F917DD611C5020743EF_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_C49FE9FBEC973F917DD611C5020743EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Amortization Expense, Year Three </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_C49FE9FBEC973F917DD611C5020743EF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_C49FE9FBEC973F917DD611C5020743EF" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_C49FE9FBEC973F917DD611C5020743EF" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_AE904C5587E1A18F2E8811C502076E37_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_AE904C5587E1A18F2E8811C502076E37" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2022 </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_AE904C5587E1A18F2E8811C502076E37_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_AE904C5587E1A18F2E8811C502076E37" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Amortization Expense, Year Four </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_AE904C5587E1A18F2E8811C502076E37" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_AE904C5587E1A18F2E8811C502076E37" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_AE904C5587E1A18F2E8811C502076E37" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_7D3656B0C729431317B511C50207E6FA_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_7D3656B0C729431317B511C50207E6FA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2023 </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_7D3656B0C729431317B511C50207E6FA_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_7D3656B0C729431317B511C50207E6FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Amortization Expense, Year Five </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_7D3656B0C729431317B511C50207E6FA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_7D3656B0C729431317B511C50207E6FA" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_7D3656B0C729431317B511C50207E6FA" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_1F37A7CFA844D467E86F11C502075D4F_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_1F37A7CFA844D467E86F11C502075D4F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2024 and thereafter </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_1F37A7CFA844D467E86F11C502075D4F_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_1F37A7CFA844D467E86F11C502075D4F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Amortization Expense, after Year Five </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_1F37A7CFA844D467E86F11C502075D4F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_1F37A7CFA844D467E86F11C502075D4F" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_1F37A7CFA844D467E86F11C502075D4F" xlink:type="arc"/>
<link:label id="lab_ndaq_FiniteLivedIntangibleAssetsNetExcludingForeignCurrencyTranslationAdjustment_78196D978EB664635E7411C502070100_totalLabel_en-US" xlink:label="lab_ndaq_FiniteLivedIntangibleAssetsNetExcludingForeignCurrencyTranslationAdjustment_78196D978EB664635E7411C502070100" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total </link:label>
<link:label id="lab_ndaq_FiniteLivedIntangibleAssetsNetExcludingForeignCurrencyTranslationAdjustment_78196D978EB664635E7411C502070100_label_en-US" xlink:label="lab_ndaq_FiniteLivedIntangibleAssetsNetExcludingForeignCurrencyTranslationAdjustment_78196D978EB664635E7411C502070100" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite Lived Intangible Assets Net Excluding Foreign Currency Translation Adjustment </link:label>
<link:label id="lab_ndaq_FiniteLivedIntangibleAssetsNetExcludingForeignCurrencyTranslationAdjustment_78196D978EB664635E7411C502070100_documentation_en-US" xlink:label="lab_ndaq_FiniteLivedIntangibleAssetsNetExcludingForeignCurrencyTranslationAdjustment_78196D978EB664635E7411C502070100" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Excluding the impact of foreign currency translation adjustment. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_FiniteLivedIntangibleAssetsNetExcludingForeignCurrencyTranslationAdjustment" xlink:label="loc_ndaq_FiniteLivedIntangibleAssetsNetExcludingForeignCurrencyTranslationAdjustment_78196D978EB664635E7411C502070100" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_FiniteLivedIntangibleAssetsNetExcludingForeignCurrencyTranslationAdjustment_78196D978EB664635E7411C502070100" xlink:to="lab_ndaq_FiniteLivedIntangibleAssetsNetExcludingForeignCurrencyTranslationAdjustment_78196D978EB664635E7411C502070100" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_CB21F9B11F28E62BB48311C500F58FD8_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_CB21F9B11F28E62BB48311C500F58FD8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of Stock Options </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_CB21F9B11F28E62BB48311C500F58FD8_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_CB21F9B11F28E62BB48311C500F58FD8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_CB21F9B11F28E62BB48311C500F58FD8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_CB21F9B11F28E62BB48311C500F58FD8" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_CB21F9B11F28E62BB48311C500F58FD8" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_0A06E67B98C882FA159A11C500F5E4DC_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_0A06E67B98C882FA159A11C500F5E4DC" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Outstanding at Beginning of period (in shares) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_0A06E67B98C882FA159A11C500F5E4DC_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_0A06E67B98C882FA159A11C500F5E4DC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_0A06E67B98C882FA159A11C500F5E4DC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_0A06E67B98C882FA159A11C500F5E4DC" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_0A06E67B98C882FA159A11C500F5E4DC" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_95C9742794785A47B40F11C500F59F5B_negatedLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_95C9742794785A47B40F11C500F59F5B" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Exercised (in shares) </link:label>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_95C9742794785A47B40F11C500F59F5B_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_95C9742794785A47B40F11C500F59F5B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_95C9742794785A47B40F11C500F59F5B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_95C9742794785A47B40F11C500F59F5B" xlink:to="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_95C9742794785A47B40F11C500F59F5B" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_7F7A3E6C7DC3004D883E11C500F63681_negatedLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_7F7A3E6C7DC3004D883E11C500F63681" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Forfeited (in shares) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_7F7A3E6C7DC3004D883E11C500F63681_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_7F7A3E6C7DC3004D883E11C500F63681" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_7F7A3E6C7DC3004D883E11C500F63681" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_7F7A3E6C7DC3004D883E11C500F63681" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_7F7A3E6C7DC3004D883E11C500F63681" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2FF6CE975A62D367559511C500F6B469_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2FF6CE975A62D367559511C500F6B469" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Outstanding at End of period (in shares) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2FF6CE975A62D367559511C500F6B469" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2FF6CE975A62D367559511C500F6B469" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2FF6CE975A62D367559511C500F6B469" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_69FB6CE0BC88464AEFBC11C500F609D1_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_69FB6CE0BC88464AEFBC11C500F609D1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock options, exercisable (in shares) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_69FB6CE0BC88464AEFBC11C500F609D1_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_69FB6CE0BC88464AEFBC11C500F609D1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_69FB6CE0BC88464AEFBC11C500F609D1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_69FB6CE0BC88464AEFBC11C500F609D1" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_69FB6CE0BC88464AEFBC11C500F609D1" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_F7FEB5B9978EDD9EAE3A11C500F60BCB_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_F7FEB5B9978EDD9EAE3A11C500F60BCB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted-Average Exercise Price </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_F7FEB5B9978EDD9EAE3A11C500F60BCB_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_F7FEB5B9978EDD9EAE3A11C500F60BCB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_F7FEB5B9978EDD9EAE3A11C500F60BCB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_F7FEB5B9978EDD9EAE3A11C500F60BCB" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_F7FEB5B9978EDD9EAE3A11C500F60BCB" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_FDB84A3E4F38DFE04CF211C500F6B58B_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_FDB84A3E4F38DFE04CF211C500F6B58B" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Outstanding at Beginning of period (in dollars per share) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_FDB84A3E4F38DFE04CF211C500F6B58B_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_FDB84A3E4F38DFE04CF211C500F6B58B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_FDB84A3E4F38DFE04CF211C500F6B58B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_FDB84A3E4F38DFE04CF211C500F6B58B" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_FDB84A3E4F38DFE04CF211C500F6B58B" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_03F1960D4B7EC43C4DD511C500F62FB9_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_03F1960D4B7EC43C4DD511C500F62FB9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Exercised (in dollars per share) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_03F1960D4B7EC43C4DD511C500F62FB9_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_03F1960D4B7EC43C4DD511C500F62FB9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_03F1960D4B7EC43C4DD511C500F62FB9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_03F1960D4B7EC43C4DD511C500F62FB9" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_03F1960D4B7EC43C4DD511C500F62FB9" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_61EAD0033C37918B0BC611C500F7321B_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_61EAD0033C37918B0BC611C500F7321B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Forfeited (in dollars per share) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_61EAD0033C37918B0BC611C500F7321B_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_61EAD0033C37918B0BC611C500F7321B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_61EAD0033C37918B0BC611C500F7321B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_61EAD0033C37918B0BC611C500F7321B" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_61EAD0033C37918B0BC611C500F7321B" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_48470985F63F9167E88511C500F7D207_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_48470985F63F9167E88511C500F7D207" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Outstanding at End of period (in dollars per share) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_48470985F63F9167E88511C500F7D207" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_48470985F63F9167E88511C500F7D207" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_48470985F63F9167E88511C500F7D207" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_1A04FC464609C797D0F211C500F75199_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_1A04FC464609C797D0F211C500F75199" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Options exercisable, weighted average exercise price (in dollars per share) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_1A04FC464609C797D0F211C500F75199_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_1A04FC464609C797D0F211C500F75199" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_1A04FC464609C797D0F211C500F75199" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_1A04FC464609C797D0F211C500F75199" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_1A04FC464609C797D0F211C500F75199" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_125007FC3EF1D0A1C64E11C500F72BB1_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_125007FC3EF1D0A1C64E11C500F72BB1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract] </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_125007FC3EF1D0A1C64E11C500F72BB1_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_125007FC3EF1D0A1C64E11C500F72BB1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_125007FC3EF1D0A1C64E11C500F72BB1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_125007FC3EF1D0A1C64E11C500F72BB1" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_125007FC3EF1D0A1C64E11C500F72BB1" xlink:type="arc"/>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_1BA343C8F4BFAD389CDA11C500F7330C_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_1BA343C8F4BFAD389CDA11C500F7330C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Outstanding beginning balance, Weighted-Average Remaining Contractual Term (in years) </link:label>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_1BA343C8F4BFAD389CDA11C500F7330C_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_1BA343C8F4BFAD389CDA11C500F7330C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_1BA343C8F4BFAD389CDA11C500F7330C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_1BA343C8F4BFAD389CDA11C500F7330C" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_1BA343C8F4BFAD389CDA11C500F7330C" xlink:type="arc"/>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_93C52A5B7C517DC52E3611C500F8C3CC_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_93C52A5B7C517DC52E3611C500F8C3CC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Outstanding ending balance, Weighted-Average Remaining Contractual Term (in years) </link:label>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_93C52A5B7C517DC52E3611C500F8C3CC_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_93C52A5B7C517DC52E3611C500F8C3CC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_93C52A5B7C517DC52E3611C500F8C3CC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_93C52A5B7C517DC52E3611C500F8C3CC" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_93C52A5B7C517DC52E3611C500F8C3CC" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_F84E7A74600D790E607511C500F8E337_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_F84E7A74600D790E607511C500F8E337" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Outstanding beginning balance, Aggregate Intrinsic Value </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_F84E7A74600D790E607511C500F8E337_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_F84E7A74600D790E607511C500F8E337" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_F84E7A74600D790E607511C500F8E337" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_F84E7A74600D790E607511C500F8E337" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_F84E7A74600D790E607511C500F8E337" xlink:type="arc"/>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_517B172629B21467567F11C500F85E5B_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_517B172629B21467567F11C500F85E5B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Outstanding ending balance, Aggregate Intrinsic Value </link:label>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_517B172629B21467567F11C500F85E5B_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_517B172629B21467567F11C500F85E5B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_517B172629B21467567F11C500F85E5B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_517B172629B21467567F11C500F85E5B" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_517B172629B21467567F11C500F85E5B" xlink:type="arc"/>
<link:label id="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_A416D7A78167BED0CFA711C502A631F2_terseLabel_en-US" xlink:label="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_A416D7A78167BED0CFA711C502A631F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Basis of Presentation </link:label>
<link:label id="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_A416D7A78167BED0CFA711C502A631F2_label_en-US" xlink:label="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_A416D7A78167BED0CFA711C502A631F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Basis of Accounting, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:label="loc_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_A416D7A78167BED0CFA711C502A631F2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_A416D7A78167BED0CFA711C502A631F2" xlink:to="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_A416D7A78167BED0CFA711C502A631F2" xlink:type="arc"/>
<link:label id="lab_us-gaap_ConsolidationPolicyTextBlock_F44502769901856B4ADB11C502A64AA6_terseLabel_en-US" xlink:label="lab_us-gaap_ConsolidationPolicyTextBlock_F44502769901856B4ADB11C502A64AA6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Consolidation </link:label>
<link:label id="lab_us-gaap_ConsolidationPolicyTextBlock_F44502769901856B4ADB11C502A64AA6_label_en-US" xlink:label="lab_us-gaap_ConsolidationPolicyTextBlock_F44502769901856B4ADB11C502A64AA6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Consolidation, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConsolidationPolicyTextBlock" xlink:label="loc_us-gaap_ConsolidationPolicyTextBlock_F44502769901856B4ADB11C502A64AA6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConsolidationPolicyTextBlock_F44502769901856B4ADB11C502A64AA6" xlink:to="lab_us-gaap_ConsolidationPolicyTextBlock_F44502769901856B4ADB11C502A64AA6" xlink:type="arc"/>
<link:label id="lab_us-gaap_PriorPeriodReclassificationAdjustmentDescription_8106E98333289469A6EC11C502A605D3_terseLabel_en-US" xlink:label="lab_us-gaap_PriorPeriodReclassificationAdjustmentDescription_8106E98333289469A6EC11C502A605D3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Reclassification </link:label>
<link:label id="lab_us-gaap_PriorPeriodReclassificationAdjustmentDescription_8106E98333289469A6EC11C502A605D3_label_en-US" xlink:label="lab_us-gaap_PriorPeriodReclassificationAdjustmentDescription_8106E98333289469A6EC11C502A605D3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Reclassification, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PriorPeriodReclassificationAdjustmentDescription" xlink:label="loc_us-gaap_PriorPeriodReclassificationAdjustmentDescription_8106E98333289469A6EC11C502A605D3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PriorPeriodReclassificationAdjustmentDescription_8106E98333289469A6EC11C502A605D3" xlink:to="lab_us-gaap_PriorPeriodReclassificationAdjustmentDescription_8106E98333289469A6EC11C502A605D3" xlink:type="arc"/>
<link:label id="lab_us-gaap_UseOfEstimates_E8E8D587CD6ECDE09C8511C502A6EC62_terseLabel_en-US" xlink:label="lab_us-gaap_UseOfEstimates_E8E8D587CD6ECDE09C8511C502A6EC62" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Use of Estimates </link:label>
<link:label id="lab_us-gaap_UseOfEstimates_E8E8D587CD6ECDE09C8511C502A6EC62_label_en-US" xlink:label="lab_us-gaap_UseOfEstimates_E8E8D587CD6ECDE09C8511C502A6EC62" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Use of Estimates, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UseOfEstimates" xlink:label="loc_us-gaap_UseOfEstimates_E8E8D587CD6ECDE09C8511C502A6EC62" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UseOfEstimates_E8E8D587CD6ECDE09C8511C502A6EC62" xlink:to="lab_us-gaap_UseOfEstimates_E8E8D587CD6ECDE09C8511C502A6EC62" xlink:type="arc"/>
<link:label id="lab_us-gaap_SubsequentEventsPolicyPolicyTextBlock_FFC883C0C3131705D00D11C502A68EFF_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventsPolicyPolicyTextBlock_FFC883C0C3131705D00D11C502A68EFF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Subsequent Events </link:label>
<link:label id="lab_us-gaap_SubsequentEventsPolicyPolicyTextBlock_FFC883C0C3131705D00D11C502A68EFF_label_en-US" xlink:label="lab_us-gaap_SubsequentEventsPolicyPolicyTextBlock_FFC883C0C3131705D00D11C502A68EFF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Subsequent Events, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SubsequentEventsPolicyPolicyTextBlock" xlink:label="loc_us-gaap_SubsequentEventsPolicyPolicyTextBlock_FFC883C0C3131705D00D11C502A68EFF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventsPolicyPolicyTextBlock_FFC883C0C3131705D00D11C502A68EFF" xlink:to="lab_us-gaap_SubsequentEventsPolicyPolicyTextBlock_FFC883C0C3131705D00D11C502A68EFF" xlink:type="arc"/>
<link:label id="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_2A2E5A0452202661E35111C502A6905D_terseLabel_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_2A2E5A0452202661E35111C502A6905D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Recent Accounting Pronouncements </link:label>
<link:label id="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_2A2E5A0452202661E35111C502A6905D_label_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_2A2E5A0452202661E35111C502A6905D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> New Accounting Pronouncements, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:label="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_2A2E5A0452202661E35111C502A6905D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_2A2E5A0452202661E35111C502A6905D" xlink:to="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_2A2E5A0452202661E35111C502A6905D" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeLeasesPolicyTextBlock_C415C22BD992E0D7F2F911C502A75E90_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeLeasesPolicyTextBlock_C415C22BD992E0D7F2F911C502A75E90" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Leases </link:label>
<link:label id="lab_us-gaap_LesseeLeasesPolicyTextBlock_C415C22BD992E0D7F2F911C502A75E90_label_en-US" xlink:label="lab_us-gaap_LesseeLeasesPolicyTextBlock_C415C22BD992E0D7F2F911C502A75E90" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Leases [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeLeasesPolicyTextBlock" xlink:label="loc_us-gaap_LesseeLeasesPolicyTextBlock_C415C22BD992E0D7F2F911C502A75E90" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeLeasesPolicyTextBlock_C415C22BD992E0D7F2F911C502A75E90" xlink:to="lab_us-gaap_LesseeLeasesPolicyTextBlock_C415C22BD992E0D7F2F911C502A75E90" xlink:type="arc"/>
<link:label id="lab_ndaq_ClearinghouseCreditFacilitiesMember_4D2869A7053B36C921BB11E86086C276_terseLabel_en-US" xlink:label="lab_ndaq_ClearinghouseCreditFacilitiesMember_4D2869A7053B36C921BB11E86086C276" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Clearinghouse Credit Facilities </link:label>
<link:label id="lab_ndaq_ClearinghouseCreditFacilitiesMember_4D2869A7053B36C921BB11E86086C276_label_en-US" xlink:label="lab_ndaq_ClearinghouseCreditFacilitiesMember_4D2869A7053B36C921BB11E86086C276" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Clearinghouse Credit Facilities [Member] </link:label>
<link:label id="lab_ndaq_ClearinghouseCreditFacilitiesMember_4D2869A7053B36C921BB11E86086C276_documentation_en-US" xlink:label="lab_ndaq_ClearinghouseCreditFacilitiesMember_4D2869A7053B36C921BB11E86086C276" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Clearinghouse Credit Facilities [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ClearinghouseCreditFacilitiesMember" xlink:label="loc_ndaq_ClearinghouseCreditFacilitiesMember_4D2869A7053B36C921BB11E86086C276" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ClearinghouseCreditFacilitiesMember_4D2869A7053B36C921BB11E86086C276" xlink:to="lab_ndaq_ClearinghouseCreditFacilitiesMember_4D2869A7053B36C921BB11E86086C276" xlink:type="arc"/>
<link:label id="lab_us-gaap_ForeignGovernmentDebtSecuritiesMember_4317AC69523EB600809A181146517491_terseLabel_en-US" xlink:label="lab_us-gaap_ForeignGovernmentDebtSecuritiesMember_4317AC69523EB600809A181146517491" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Foreign Government Debt Securities </link:label>
<link:label id="lab_us-gaap_ForeignGovernmentDebtSecuritiesMember_4317AC69523EB600809A181146517491_label_en-US" xlink:label="lab_us-gaap_ForeignGovernmentDebtSecuritiesMember_4317AC69523EB600809A181146517491" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Security, Government, Non-US [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ForeignGovernmentDebtSecuritiesMember" xlink:label="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_4317AC69523EB600809A181146517491" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_4317AC69523EB600809A181146517491" xlink:to="lab_us-gaap_ForeignGovernmentDebtSecuritiesMember_4317AC69523EB600809A181146517491" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueMeasurementsNonrecurringMember_EC78632D5C73FACEB089181146527783_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsNonrecurringMember_EC78632D5C73FACEB089181146527783" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value, Measurements, Nonrecurring </link:label>
<link:label id="lab_us-gaap_FairValueMeasurementsNonrecurringMember_EC78632D5C73FACEB089181146527783_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsNonrecurringMember_EC78632D5C73FACEB089181146527783" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Nonrecurring [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementsNonrecurringMember" xlink:label="loc_us-gaap_FairValueMeasurementsNonrecurringMember_EC78632D5C73FACEB089181146527783" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementsNonrecurringMember_EC78632D5C73FACEB089181146527783" xlink:to="lab_us-gaap_FairValueMeasurementsNonrecurringMember_EC78632D5C73FACEB089181146527783" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueInputsLevel2Member_FD38329F222220E70F4B1811465EC267_verboseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel2Member_FD38329F222220E70F4B1811465EC267" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Level 2 </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_FD38329F222220E70F4B1811465EC267" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel2Member_FD38329F222220E70F4B1811465EC267" xlink:to="lab_us-gaap_FairValueInputsLevel2Member_FD38329F222220E70F4B1811465EC267" xlink:type="arc"/>
<link:label id="lab_us-gaap_TradingSecurities_1349B29440B142BF0E941811465F8E11_netLabel_en-US" xlink:label="lab_us-gaap_TradingSecurities_1349B29440B142BF0E941811465F8E11" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:type="resource" xml:lang="en-US"> Trading securities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TradingSecurities" xlink:label="loc_us-gaap_TradingSecurities_1349B29440B142BF0E941811465F8E11" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TradingSecurities_1349B29440B142BF0E941811465F8E11" xlink:to="lab_us-gaap_TradingSecurities_1349B29440B142BF0E941811465F8E11" xlink:type="arc"/>
<link:label id="lab_ndaq_OtherFinancialLiabilitiesFairValueDisclosure_A68C74CCEE9F986335EE1811465FDBEA_verboseLabel_en-US" xlink:label="lab_ndaq_OtherFinancialLiabilitiesFairValueDisclosure_A68C74CCEE9F986335EE1811465FDBEA" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Other financial instruments </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_OtherFinancialLiabilitiesFairValueDisclosure" xlink:label="loc_ndaq_OtherFinancialLiabilitiesFairValueDisclosure_A68C74CCEE9F986335EE1811465FDBEA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_OtherFinancialLiabilitiesFairValueDisclosure_A68C74CCEE9F986335EE1811465FDBEA" xlink:to="lab_ndaq_OtherFinancialLiabilitiesFairValueDisclosure_A68C74CCEE9F986335EE1811465FDBEA" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongTermDebtFairValue_A166D6D7A388CAD66FC91811465F3CBB_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtFairValue_A166D6D7A388CAD66FC91811465F3CBB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair value of debt utilizing discounted cash flow analyses </link:label>
<link:label id="lab_us-gaap_LongTermDebtFairValue_A166D6D7A388CAD66FC91811465F3CBB_label_en-US" xlink:label="lab_us-gaap_LongTermDebtFairValue_A166D6D7A388CAD66FC91811465F3CBB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Fair Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtFairValue" xlink:label="loc_us-gaap_LongTermDebtFairValue_A166D6D7A388CAD66FC91811465F3CBB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtFairValue_A166D6D7A388CAD66FC91811465F3CBB" xlink:to="lab_us-gaap_LongTermDebtFairValue_A166D6D7A388CAD66FC91811465F3CBB" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsFairValueDisclosure_0AC3D43F3231862EBB0718114660FA75_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsFairValueDisclosure_0AC3D43F3231862EBB0718114660FA75" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair value assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsFairValueDisclosure" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_0AC3D43F3231862EBB0718114660FA75" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_0AC3D43F3231862EBB0718114660FA75" xlink:to="lab_us-gaap_AssetsFairValueDisclosure_0AC3D43F3231862EBB0718114660FA75" xlink:type="arc"/>
<link:label id="lab_us-gaap_SegmentReportingDisclosureTextBlock_4E5AED3BB74BB83FA1E011C4FFF1E005_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentReportingDisclosureTextBlock_4E5AED3BB74BB83FA1E011C4FFF1E005" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Segments </link:label>
<link:label id="lab_us-gaap_SegmentReportingDisclosureTextBlock_4E5AED3BB74BB83FA1E011C4FFF1E005_label_en-US" xlink:label="lab_us-gaap_SegmentReportingDisclosureTextBlock_4E5AED3BB74BB83FA1E011C4FFF1E005" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segment Reporting Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SegmentReportingDisclosureTextBlock" xlink:label="loc_us-gaap_SegmentReportingDisclosureTextBlock_4E5AED3BB74BB83FA1E011C4FFF1E005" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentReportingDisclosureTextBlock_4E5AED3BB74BB83FA1E011C4FFF1E005" xlink:to="lab_us-gaap_SegmentReportingDisclosureTextBlock_4E5AED3BB74BB83FA1E011C4FFF1E005" xlink:type="arc"/>
<link:label id="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_20F89B3EB02FAAA5DC8311C501F7F241_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_20F89B3EB02FAAA5DC8311C501F7F241" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Investments </link:label>
<link:label id="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_20F89B3EB02FAAA5DC8311C501F7F241_label_en-US" xlink:label="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_20F89B3EB02FAAA5DC8311C501F7F241" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock" xlink:label="loc_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_20F89B3EB02FAAA5DC8311C501F7F241" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_20F89B3EB02FAAA5DC8311C501F7F241" xlink:to="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_20F89B3EB02FAAA5DC8311C501F7F241" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfDebtTableTextBlock_3550DC15387F898705C311C501C49086_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDebtTableTextBlock_3550DC15387F898705C311C501C49086" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Changes in Debt Obligations </link:label>
<link:label id="lab_us-gaap_ScheduleOfDebtTableTextBlock_3550DC15387F898705C311C501C49086_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDebtTableTextBlock_3550DC15387F898705C311C501C49086" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Debt [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfDebtTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfDebtTableTextBlock_3550DC15387F898705C311C501C49086" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfDebtTableTextBlock_3550DC15387F898705C311C501C49086" xlink:to="lab_us-gaap_ScheduleOfDebtTableTextBlock_3550DC15387F898705C311C501C49086" xlink:type="arc"/>
<link:label id="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_F94C353BF05977E1761F11C5029DBEEC_terseLabel_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_F94C353BF05977E1761F11C5029DBEEC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> New Accounting Pronouncements or Change in Accounting Principle [Table] </link:label>
<link:label id="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_F94C353BF05977E1761F11C5029DBEEC_label_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_F94C353BF05977E1761F11C5029DBEEC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> New Accounting Pronouncements or Change in Accounting Principle [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_F94C353BF05977E1761F11C5029DBEEC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_F94C353BF05977E1761F11C5029DBEEC" xlink:to="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_F94C353BF05977E1761F11C5029DBEEC" xlink:type="arc"/>
<link:label id="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_A2F05B103D5FFE110BA111C5029FCBC1_terseLabel_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_A2F05B103D5FFE110BA111C5029FCBC1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> New Accounting Pronouncements or Change in Accounting Principle [Line Items] </link:label>
<link:label id="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_A2F05B103D5FFE110BA111C5029FCBC1_label_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_A2F05B103D5FFE110BA111C5029FCBC1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> New Accounting Pronouncements or Change in Accounting Principle [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_A2F05B103D5FFE110BA111C5029FCBC1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_A2F05B103D5FFE110BA111C5029FCBC1" xlink:to="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_A2F05B103D5FFE110BA111C5029FCBC1" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeOperatingLeaseTermOfContract_CAA44C8B63E96B05D0D911C5029F87B5_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseTermOfContract_CAA44C8B63E96B05D0D911C5029F87B5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Lease terms of contract </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseTermOfContract_CAA44C8B63E96B05D0D911C5029F87B5_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseTermOfContract_CAA44C8B63E96B05D0D911C5029F87B5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Term of Contract </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseTermOfContract" xlink:label="loc_us-gaap_LesseeOperatingLeaseTermOfContract_CAA44C8B63E96B05D0D911C5029F87B5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseTermOfContract_CAA44C8B63E96B05D0D911C5029F87B5" xlink:to="lab_us-gaap_LesseeOperatingLeaseTermOfContract_CAA44C8B63E96B05D0D911C5029F87B5" xlink:type="arc"/>
<link:label id="lab_ndaq_LesseeOperatingLeaseLeaseNotYetCommencedFutureMinimumPaymentsDue_1F46316EA345DF1117DA11C5029FC330_terseLabel_en-US" xlink:label="lab_ndaq_LesseeOperatingLeaseLeaseNotYetCommencedFutureMinimumPaymentsDue_1F46316EA345DF1117DA11C5029FC330" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Future minimum payments on lease not yet commenced </link:label>
<link:label id="lab_ndaq_LesseeOperatingLeaseLeaseNotYetCommencedFutureMinimumPaymentsDue_1F46316EA345DF1117DA11C5029FC330_label_en-US" xlink:label="lab_ndaq_LesseeOperatingLeaseLeaseNotYetCommencedFutureMinimumPaymentsDue_1F46316EA345DF1117DA11C5029FC330" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Lease Not Yet Commenced, Future Minimum Payments Due </link:label>
<link:label id="lab_ndaq_LesseeOperatingLeaseLeaseNotYetCommencedFutureMinimumPaymentsDue_1F46316EA345DF1117DA11C5029FC330_documentation_en-US" xlink:label="lab_ndaq_LesseeOperatingLeaseLeaseNotYetCommencedFutureMinimumPaymentsDue_1F46316EA345DF1117DA11C5029FC330" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Lease Not Yet Commenced, Future Minimum Payments Due </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_LesseeOperatingLeaseLeaseNotYetCommencedFutureMinimumPaymentsDue" xlink:label="loc_ndaq_LesseeOperatingLeaseLeaseNotYetCommencedFutureMinimumPaymentsDue_1F46316EA345DF1117DA11C5029FC330" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_LesseeOperatingLeaseLeaseNotYetCommencedFutureMinimumPaymentsDue_1F46316EA345DF1117DA11C5029FC330" xlink:to="lab_ndaq_LesseeOperatingLeaseLeaseNotYetCommencedFutureMinimumPaymentsDue_1F46316EA345DF1117DA11C5029FC330" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1_C6ADDFF965797EC0D14A11C5029F4B78_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1_C6ADDFF965797EC0D14A11C5029F4B78" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Terms of lease not yet commenced </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1_C6ADDFF965797EC0D14A11C5029F4B78_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1_C6ADDFF965797EC0D14A11C5029F4B78" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Lease Not yet Commenced, Term of Contract </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1" xlink:label="loc_us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1_C6ADDFF965797EC0D14A11C5029F4B78" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1_C6ADDFF965797EC0D14A11C5029F4B78" xlink:to="lab_us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1_C6ADDFF965797EC0D14A11C5029F4B78" xlink:type="arc"/>
<link:label id="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_26399798AC518353943836A3132D0832_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_26399798AC518353943836A3132D0832" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] </link:label>
<link:label id="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_26399798AC518353943836A3132D0832_label_en-US" xlink:label="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_26399798AC518353943836A3132D0832" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_26399798AC518353943836A3132D0832" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_26399798AC518353943836A3132D0832" xlink:to="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_26399798AC518353943836A3132D0832" xlink:type="arc"/>
<link:label id="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis_890F822036A3FD145C0036A3132E78F8_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis_890F822036A3FD145C0036A3132E78F8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] </link:label>
<link:label id="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis_890F822036A3FD145C0036A3132E78F8_label_en-US" xlink:label="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis_890F822036A3FD145C0036A3132E78F8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis_890F822036A3FD145C0036A3132E78F8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis_890F822036A3FD145C0036A3132E78F8" xlink:to="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis_890F822036A3FD145C0036A3132E78F8" xlink:type="arc"/>
<link:label id="lab_ndaq_MarketTechnologyMember_50BC7AAA1F1BF57CAADA36A3132FB581_terseLabel_en-US" xlink:label="lab_ndaq_MarketTechnologyMember_50BC7AAA1F1BF57CAADA36A3132FB581" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Market Technology </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_MarketTechnologyMember" xlink:label="loc_ndaq_MarketTechnologyMember_50BC7AAA1F1BF57CAADA36A3132FB581" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_MarketTechnologyMember_50BC7AAA1F1BF57CAADA36A3132FB581" xlink:to="lab_ndaq_MarketTechnologyMember_50BC7AAA1F1BF57CAADA36A3132FB581" xlink:type="arc"/>
<link:label id="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_37D42B38F94D693AEC7936A3132F91C5_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_37D42B38F94D693AEC7936A3132F91C5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] </link:label>
<link:label id="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_37D42B38F94D693AEC7936A3132F91C5_label_en-US" xlink:label="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_37D42B38F94D693AEC7936A3132F91C5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_37D42B38F94D693AEC7936A3132F91C5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_37D42B38F94D693AEC7936A3132F91C5" xlink:to="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_37D42B38F94D693AEC7936A3132F91C5" xlink:type="arc"/>
<link:label id="lab_us-gaap_RevenueRemainingPerformanceObligation_F3A6648A45DCCABD3F2A36A3132F77D5_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueRemainingPerformanceObligation_F3A6648A45DCCABD3F2A36A3132F77D5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenue, remaining performance obligation </link:label>
<link:label id="lab_us-gaap_RevenueRemainingPerformanceObligation_F3A6648A45DCCABD3F2A36A3132F77D5_label_en-US" xlink:label="lab_us-gaap_RevenueRemainingPerformanceObligation_F3A6648A45DCCABD3F2A36A3132F77D5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenue, Remaining Performance Obligation, Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligation" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligation_F3A6648A45DCCABD3F2A36A3132F77D5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligation_F3A6648A45DCCABD3F2A36A3132F77D5" xlink:to="lab_us-gaap_RevenueRemainingPerformanceObligation_F3A6648A45DCCABD3F2A36A3132F77D5" xlink:type="arc"/>
<link:label id="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_3D23416E96211F77757436A3132FD888_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_3D23416E96211F77757436A3132FD888" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenue, remaining performance obligation, period </link:label>
<link:label id="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_3D23416E96211F77757436A3132FD888_label_en-US" xlink:label="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_3D23416E96211F77757436A3132FD888" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_3D23416E96211F77757436A3132FD888" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_3D23416E96211F77757436A3132FD888" xlink:to="lab_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_3D23416E96211F77757436A3132FD888" xlink:type="arc"/>
<link:label id="lab_ndaq_OrganizationAndBasisOfPresentationTable_71323D63EF3152DEBB4611C502BD2660_terseLabel_en-US" xlink:label="lab_ndaq_OrganizationAndBasisOfPresentationTable_71323D63EF3152DEBB4611C502BD2660" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Organization And Basis Of Presentation [Table] </link:label>
<link:label id="lab_ndaq_OrganizationAndBasisOfPresentationTable_71323D63EF3152DEBB4611C502BD2660_label_en-US" xlink:label="lab_ndaq_OrganizationAndBasisOfPresentationTable_71323D63EF3152DEBB4611C502BD2660" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Organization And Basis Of Presentation [Table] </link:label>
<link:label id="lab_ndaq_OrganizationAndBasisOfPresentationTable_71323D63EF3152DEBB4611C502BD2660_documentation_en-US" xlink:label="lab_ndaq_OrganizationAndBasisOfPresentationTable_71323D63EF3152DEBB4611C502BD2660" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Organization And Basis Of Presentation [Table] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_OrganizationAndBasisOfPresentationTable" xlink:label="loc_ndaq_OrganizationAndBasisOfPresentationTable_71323D63EF3152DEBB4611C502BD2660" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_OrganizationAndBasisOfPresentationTable_71323D63EF3152DEBB4611C502BD2660" xlink:to="lab_ndaq_OrganizationAndBasisOfPresentationTable_71323D63EF3152DEBB4611C502BD2660" xlink:type="arc"/>
<link:label id="lab_ndaq_CorporateServicesMember_44CA4063D9DB6F6BDA0F11C502BEA219_netLabel_en-US" xlink:label="lab_ndaq_CorporateServicesMember_44CA4063D9DB6F6BDA0F11C502BEA219" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:type="resource" xml:lang="en-US"> Corporate Services </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_CorporateServicesMember" xlink:label="loc_ndaq_CorporateServicesMember_44CA4063D9DB6F6BDA0F11C502BEA219" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_CorporateServicesMember_44CA4063D9DB6F6BDA0F11C502BEA219" xlink:to="lab_ndaq_CorporateServicesMember_44CA4063D9DB6F6BDA0F11C502BEA219" xlink:type="arc"/>
<link:label id="lab_ndaq_GlobalInformationMember_83E3AB0365767B78A4E111C502BE1A01_verboseLabel_en-US" xlink:label="lab_ndaq_GlobalInformationMember_83E3AB0365767B78A4E111C502BE1A01" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Information Services </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_GlobalInformationMember" xlink:label="loc_ndaq_GlobalInformationMember_83E3AB0365767B78A4E111C502BE1A01" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_GlobalInformationMember_83E3AB0365767B78A4E111C502BE1A01" xlink:to="lab_ndaq_GlobalInformationMember_83E3AB0365767B78A4E111C502BE1A01" xlink:type="arc"/>
<link:label id="lab_srt_StatementGeographicalAxis_1D90CCD85C637F61C34B11C502BFAC0C_terseLabel_en-US" xlink:label="lab_srt_StatementGeographicalAxis_1D90CCD85C637F61C34B11C502BFAC0C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Geographical [Axis] </link:label>
<link:label id="lab_srt_StatementGeographicalAxis_1D90CCD85C637F61C34B11C502BFAC0C_label_en-US" xlink:label="lab_srt_StatementGeographicalAxis_1D90CCD85C637F61C34B11C502BFAC0C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Geographical [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_StatementGeographicalAxis" xlink:label="loc_srt_StatementGeographicalAxis_1D90CCD85C637F61C34B11C502BFAC0C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_StatementGeographicalAxis_1D90CCD85C637F61C34B11C502BFAC0C" xlink:to="lab_srt_StatementGeographicalAxis_1D90CCD85C637F61C34B11C502BFAC0C" xlink:type="arc"/>
<link:label id="lab_srt_SegmentGeographicalDomain_F852F6490F0F50FFC58511C502BF0CB6_terseLabel_en-US" xlink:label="lab_srt_SegmentGeographicalDomain_F852F6490F0F50FFC58511C502BF0CB6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Geographical [Domain] </link:label>
<link:label id="lab_srt_SegmentGeographicalDomain_F852F6490F0F50FFC58511C502BF0CB6_label_en-US" xlink:label="lab_srt_SegmentGeographicalDomain_F852F6490F0F50FFC58511C502BF0CB6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Geographical [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_SegmentGeographicalDomain" xlink:label="loc_srt_SegmentGeographicalDomain_F852F6490F0F50FFC58511C502BF0CB6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_SegmentGeographicalDomain_F852F6490F0F50FFC58511C502BF0CB6" xlink:to="lab_srt_SegmentGeographicalDomain_F852F6490F0F50FFC58511C502BF0CB6" xlink:type="arc"/>
<link:label id="lab_country_US_659BA227ABA5705C5A3D11C502BF2505_terseLabel_en-US" xlink:label="lab_country_US_659BA227ABA5705C5A3D11C502BF2505" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> United States </link:label>
<link:label id="lab_country_US_659BA227ABA5705C5A3D11C502BF2505_label_en-US" xlink:label="lab_country_US_659BA227ABA5705C5A3D11C502BF2505" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> UNITED STATES </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/country/2017/country-2017-01-31.xsd#country_US" xlink:label="loc_country_US_659BA227ABA5705C5A3D11C502BF2505" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_country_US_659BA227ABA5705C5A3D11C502BF2505" xlink:to="lab_country_US_659BA227ABA5705C5A3D11C502BF2505" xlink:type="arc"/>
<link:label id="lab_srt_EuropeMember_1F18A47099AF6685ABE011C502C06CB2_terseLabel_en-US" xlink:label="lab_srt_EuropeMember_1F18A47099AF6685ABE011C502C06CB2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Europe </link:label>
<link:label id="lab_srt_EuropeMember_1F18A47099AF6685ABE011C502C06CB2_label_en-US" xlink:label="lab_srt_EuropeMember_1F18A47099AF6685ABE011C502C06CB2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Europe [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_EuropeMember" xlink:label="loc_srt_EuropeMember_1F18A47099AF6685ABE011C502C06CB2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_EuropeMember_1F18A47099AF6685ABE011C502C06CB2" xlink:to="lab_srt_EuropeMember_1F18A47099AF6685ABE011C502C06CB2" xlink:type="arc"/>
<link:label id="lab_ndaq_OptionsMarketsMember_1207FB154FC0F4C4AFD611C502C0A91E_terseLabel_en-US" xlink:label="lab_ndaq_OptionsMarketsMember_1207FB154FC0F4C4AFD611C502C0A91E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Options Markets </link:label>
<link:label id="lab_ndaq_OptionsMarketsMember_1207FB154FC0F4C4AFD611C502C0A91E_label_en-US" xlink:label="lab_ndaq_OptionsMarketsMember_1207FB154FC0F4C4AFD611C502C0A91E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Options Markets [Member] </link:label>
<link:label id="lab_ndaq_OptionsMarketsMember_1207FB154FC0F4C4AFD611C502C0A91E_documentation_en-US" xlink:label="lab_ndaq_OptionsMarketsMember_1207FB154FC0F4C4AFD611C502C0A91E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Options Markets [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_OptionsMarketsMember" xlink:label="loc_ndaq_OptionsMarketsMember_1207FB154FC0F4C4AFD611C502C0A91E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_OptionsMarketsMember_1207FB154FC0F4C4AFD611C502C0A91E" xlink:to="lab_ndaq_OptionsMarketsMember_1207FB154FC0F4C4AFD611C502C0A91E" xlink:type="arc"/>
<link:label id="lab_ndaq_CashEquitiesTradingMarketsMember_E029357ED95D90188CA611C502C1B8FA_terseLabel_en-US" xlink:label="lab_ndaq_CashEquitiesTradingMarketsMember_E029357ED95D90188CA611C502C1B8FA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash Equities Trading Markets </link:label>
<link:label id="lab_ndaq_CashEquitiesTradingMarketsMember_E029357ED95D90188CA611C502C1B8FA_label_en-US" xlink:label="lab_ndaq_CashEquitiesTradingMarketsMember_E029357ED95D90188CA611C502C1B8FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash Equities Trading Markets [Member] </link:label>
<link:label id="lab_ndaq_CashEquitiesTradingMarketsMember_E029357ED95D90188CA611C502C1B8FA_documentation_en-US" xlink:label="lab_ndaq_CashEquitiesTradingMarketsMember_E029357ED95D90188CA611C502C1B8FA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Cash Equities Trading Markets [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_CashEquitiesTradingMarketsMember" xlink:label="loc_ndaq_CashEquitiesTradingMarketsMember_E029357ED95D90188CA611C502C1B8FA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_CashEquitiesTradingMarketsMember_E029357ED95D90188CA611C502C1B8FA" xlink:to="lab_ndaq_CashEquitiesTradingMarketsMember_E029357ED95D90188CA611C502C1B8FA" xlink:type="arc"/>
<link:label id="lab_ndaq_OrganizationAndBasisOfPresentationLineItems_68F1665E9F6E8CD7A8EF11C502C1C628_terseLabel_en-US" xlink:label="lab_ndaq_OrganizationAndBasisOfPresentationLineItems_68F1665E9F6E8CD7A8EF11C502C1C628" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Organization And Basis Of Presentation [Line Items] </link:label>
<link:label id="lab_ndaq_OrganizationAndBasisOfPresentationLineItems_68F1665E9F6E8CD7A8EF11C502C1C628_label_en-US" xlink:label="lab_ndaq_OrganizationAndBasisOfPresentationLineItems_68F1665E9F6E8CD7A8EF11C502C1C628" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Organization And Basis Of Presentation [Line Items] </link:label>
<link:label id="lab_ndaq_OrganizationAndBasisOfPresentationLineItems_68F1665E9F6E8CD7A8EF11C502C1C628_documentation_en-US" xlink:label="lab_ndaq_OrganizationAndBasisOfPresentationLineItems_68F1665E9F6E8CD7A8EF11C502C1C628" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Organization And Basis Of Presentation [Line Items] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_OrganizationAndBasisOfPresentationLineItems" xlink:label="loc_ndaq_OrganizationAndBasisOfPresentationLineItems_68F1665E9F6E8CD7A8EF11C502C1C628" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_OrganizationAndBasisOfPresentationLineItems_68F1665E9F6E8CD7A8EF11C502C1C628" xlink:to="lab_ndaq_OrganizationAndBasisOfPresentationLineItems_68F1665E9F6E8CD7A8EF11C502C1C628" xlink:type="arc"/>
<link:label id="lab_ndaq_ServicesProvidedOverNumberOfMarketPlaces_DA7B279387118545805311C502C1FE2E_terseLabel_en-US" xlink:label="lab_ndaq_ServicesProvidedOverNumberOfMarketPlaces_DA7B279387118545805311C502C1FE2E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of exchanges </link:label>
<link:label id="lab_ndaq_ServicesProvidedOverNumberOfMarketPlaces_DA7B279387118545805311C502C1FE2E_label_en-US" xlink:label="lab_ndaq_ServicesProvidedOverNumberOfMarketPlaces_DA7B279387118545805311C502C1FE2E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Services Provided Over Number Of MarketPlaces </link:label>
<link:label id="lab_ndaq_ServicesProvidedOverNumberOfMarketPlaces_DA7B279387118545805311C502C1FE2E_documentation_en-US" xlink:label="lab_ndaq_ServicesProvidedOverNumberOfMarketPlaces_DA7B279387118545805311C502C1FE2E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number of marketplaces </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ServicesProvidedOverNumberOfMarketPlaces" xlink:label="loc_ndaq_ServicesProvidedOverNumberOfMarketPlaces_DA7B279387118545805311C502C1FE2E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ServicesProvidedOverNumberOfMarketPlaces_DA7B279387118545805311C502C1FE2E" xlink:to="lab_ndaq_ServicesProvidedOverNumberOfMarketPlaces_DA7B279387118545805311C502C1FE2E" xlink:type="arc"/>
<link:label id="lab_ndaq_NumberofDerivativeExchangesListingCommoditiesOfferings_C921F994A0204433125311C502C1857C_terseLabel_en-US" xlink:label="lab_ndaq_NumberofDerivativeExchangesListingCommoditiesOfferings_C921F994A0204433125311C502C1857C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of derivative exchanges listing commodities offerings </link:label>
<link:label id="lab_ndaq_NumberofDerivativeExchangesListingCommoditiesOfferings_C921F994A0204433125311C502C1857C_label_en-US" xlink:label="lab_ndaq_NumberofDerivativeExchangesListingCommoditiesOfferings_C921F994A0204433125311C502C1857C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number of Derivative Exchanges Listing Commodities Offerings </link:label>
<link:label id="lab_ndaq_NumberofDerivativeExchangesListingCommoditiesOfferings_C921F994A0204433125311C502C1857C_documentation_en-US" xlink:label="lab_ndaq_NumberofDerivativeExchangesListingCommoditiesOfferings_C921F994A0204433125311C502C1857C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number of Derivative Exchanges Listing Commodities Offerings </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_NumberofDerivativeExchangesListingCommoditiesOfferings" xlink:label="loc_ndaq_NumberofDerivativeExchangesListingCommoditiesOfferings_C921F994A0204433125311C502C1857C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_NumberofDerivativeExchangesListingCommoditiesOfferings_C921F994A0204433125311C502C1857C" xlink:to="lab_ndaq_NumberofDerivativeExchangesListingCommoditiesOfferings_C921F994A0204433125311C502C1857C" xlink:type="arc"/>
<link:label id="lab_ndaq_TotalNumberOfListedCompanies_7CB9B3D18BE2FF0249CF11C502C11BCA_terseLabel_en-US" xlink:label="lab_ndaq_TotalNumberOfListedCompanies_7CB9B3D18BE2FF0249CF11C502C11BCA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total number of listings on The Nasdaq Stock Market </link:label>
<link:label id="lab_ndaq_TotalNumberOfListedCompanies_7CB9B3D18BE2FF0249CF11C502C11BCA_label_en-US" xlink:label="lab_ndaq_TotalNumberOfListedCompanies_7CB9B3D18BE2FF0249CF11C502C11BCA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Total Number Of Listed Companies </link:label>
<link:label id="lab_ndaq_TotalNumberOfListedCompanies_7CB9B3D18BE2FF0249CF11C502C11BCA_documentation_en-US" xlink:label="lab_ndaq_TotalNumberOfListedCompanies_7CB9B3D18BE2FF0249CF11C502C11BCA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Total Number Of Companies Listed On The Nasdaq Stock Market. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_TotalNumberOfListedCompanies" xlink:label="loc_ndaq_TotalNumberOfListedCompanies_7CB9B3D18BE2FF0249CF11C502C11BCA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_TotalNumberOfListedCompanies_7CB9B3D18BE2FF0249CF11C502C11BCA" xlink:to="lab_ndaq_TotalNumberOfListedCompanies_7CB9B3D18BE2FF0249CF11C502C11BCA" xlink:type="arc"/>
<link:label id="lab_ndaq_NumberOfExchangeTradedProductsandOtherListingsCompanies_56BF0048789BE76B9E6511C502C2307E_terseLabel_en-US" xlink:label="lab_ndaq_NumberOfExchangeTradedProductsandOtherListingsCompanies_56BF0048789BE76B9E6511C502C2307E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> ETPs and other listings listed on Nasdaq Stock Market </link:label>
<link:label id="lab_ndaq_NumberOfExchangeTradedProductsandOtherListingsCompanies_56BF0048789BE76B9E6511C502C2307E_label_en-US" xlink:label="lab_ndaq_NumberOfExchangeTradedProductsandOtherListingsCompanies_56BF0048789BE76B9E6511C502C2307E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number Of Exchange Traded Products and Other Listings Companies </link:label>
<link:label id="lab_ndaq_NumberOfExchangeTradedProductsandOtherListingsCompanies_56BF0048789BE76B9E6511C502C2307E_documentation_en-US" xlink:label="lab_ndaq_NumberOfExchangeTradedProductsandOtherListingsCompanies_56BF0048789BE76B9E6511C502C2307E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number Of Exchange Traded Products and Other Listings Companies </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_NumberOfExchangeTradedProductsandOtherListingsCompanies" xlink:label="loc_ndaq_NumberOfExchangeTradedProductsandOtherListingsCompanies_56BF0048789BE76B9E6511C502C2307E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_NumberOfExchangeTradedProductsandOtherListingsCompanies_56BF0048789BE76B9E6511C502C2307E" xlink:to="lab_ndaq_NumberOfExchangeTradedProductsandOtherListingsCompanies_56BF0048789BE76B9E6511C502C2307E" xlink:type="arc"/>
<link:label id="lab_ndaq_ApproximateCombinedMarketCapitalization_3FDFF9776F8FDE3EAD3411C502C25CF2_terseLabel_en-US" xlink:label="lab_ndaq_ApproximateCombinedMarketCapitalization_3FDFF9776F8FDE3EAD3411C502C25CF2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Approximate combined market capitalization </link:label>
<link:label id="lab_ndaq_ApproximateCombinedMarketCapitalization_3FDFF9776F8FDE3EAD3411C502C25CF2_label_en-US" xlink:label="lab_ndaq_ApproximateCombinedMarketCapitalization_3FDFF9776F8FDE3EAD3411C502C25CF2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Approximate Combined Market Capitalization </link:label>
<link:label id="lab_ndaq_ApproximateCombinedMarketCapitalization_3FDFF9776F8FDE3EAD3411C502C25CF2_documentation_en-US" xlink:label="lab_ndaq_ApproximateCombinedMarketCapitalization_3FDFF9776F8FDE3EAD3411C502C25CF2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Approximate Combined Market Capitalization </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ApproximateCombinedMarketCapitalization" xlink:label="loc_ndaq_ApproximateCombinedMarketCapitalization_3FDFF9776F8FDE3EAD3411C502C25CF2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ApproximateCombinedMarketCapitalization_3FDFF9776F8FDE3EAD3411C502C25CF2" xlink:to="lab_ndaq_ApproximateCombinedMarketCapitalization_3FDFF9776F8FDE3EAD3411C502C25CF2" xlink:type="arc"/>
<link:label id="lab_ndaq_TotalNumberOfListedCompaniesWithinNordicAndBalticExchanges_8B932F6087BB6339FB9B11C502C221E7_terseLabel_en-US" xlink:label="lab_ndaq_TotalNumberOfListedCompaniesWithinNordicAndBalticExchanges_8B932F6087BB6339FB9B11C502C221E7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total number of listed companies within Nordic and Baltic exchanges </link:label>
<link:label id="lab_ndaq_TotalNumberOfListedCompaniesWithinNordicAndBalticExchanges_8B932F6087BB6339FB9B11C502C221E7_label_en-US" xlink:label="lab_ndaq_TotalNumberOfListedCompaniesWithinNordicAndBalticExchanges_8B932F6087BB6339FB9B11C502C221E7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Total Number Of Listed Companies Within Nordic And Baltic Exchanges </link:label>
<link:label id="lab_ndaq_TotalNumberOfListedCompaniesWithinNordicAndBalticExchanges_8B932F6087BB6339FB9B11C502C221E7_documentation_en-US" xlink:label="lab_ndaq_TotalNumberOfListedCompaniesWithinNordicAndBalticExchanges_8B932F6087BB6339FB9B11C502C221E7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Total Number of Listed Companies within Nordic and Baltic Exchanges </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_TotalNumberOfListedCompaniesWithinNordicAndBalticExchanges" xlink:label="loc_ndaq_TotalNumberOfListedCompaniesWithinNordicAndBalticExchanges_8B932F6087BB6339FB9B11C502C221E7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_TotalNumberOfListedCompaniesWithinNordicAndBalticExchanges_8B932F6087BB6339FB9B11C502C221E7" xlink:to="lab_ndaq_TotalNumberOfListedCompaniesWithinNordicAndBalticExchanges_8B932F6087BB6339FB9B11C502C221E7" xlink:type="arc"/>
<link:label id="lab_ndaq_NumberOfExchangeTradedProductsLicensed_271498E77225DB87A14F11C502C2C03B_terseLabel_en-US" xlink:label="lab_ndaq_NumberOfExchangeTradedProductsLicensed_271498E77225DB87A14F11C502C2C03B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of exchange traded products licensed to Nasdaq's Indexes </link:label>
<link:label id="lab_ndaq_NumberOfExchangeTradedProductsLicensed_271498E77225DB87A14F11C502C2C03B_label_en-US" xlink:label="lab_ndaq_NumberOfExchangeTradedProductsLicensed_271498E77225DB87A14F11C502C2C03B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number Of Exchange Traded Products Licensed </link:label>
<link:label id="lab_ndaq_NumberOfExchangeTradedProductsLicensed_271498E77225DB87A14F11C502C2C03B_documentation_en-US" xlink:label="lab_ndaq_NumberOfExchangeTradedProductsLicensed_271498E77225DB87A14F11C502C2C03B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number Of ETPs Licensed </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_NumberOfExchangeTradedProductsLicensed" xlink:label="loc_ndaq_NumberOfExchangeTradedProductsLicensed_271498E77225DB87A14F11C502C2C03B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_NumberOfExchangeTradedProductsLicensed_271498E77225DB87A14F11C502C2C03B" xlink:to="lab_ndaq_NumberOfExchangeTradedProductsLicensed_271498E77225DB87A14F11C502C2C03B" xlink:type="arc"/>
<link:label id="lab_ndaq_AssetsManagementValue_99C781C5B86807DEE44B11C502C2D4E5_terseLabel_en-US" xlink:label="lab_ndaq_AssetsManagementValue_99C781C5B86807DEE44B11C502C2D4E5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Assets management value </link:label>
<link:label id="lab_ndaq_AssetsManagementValue_99C781C5B86807DEE44B11C502C2D4E5_label_en-US" xlink:label="lab_ndaq_AssetsManagementValue_99C781C5B86807DEE44B11C502C2D4E5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets management value </link:label>
<link:label id="lab_ndaq_AssetsManagementValue_99C781C5B86807DEE44B11C502C2D4E5_documentation_en-US" xlink:label="lab_ndaq_AssetsManagementValue_99C781C5B86807DEE44B11C502C2D4E5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Assets under management value of ETPs licensed to Nasdaq's indexes. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_AssetsManagementValue" xlink:label="loc_ndaq_AssetsManagementValue_99C781C5B86807DEE44B11C502C2D4E5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_AssetsManagementValue_99C781C5B86807DEE44B11C502C2D4E5" xlink:to="lab_ndaq_AssetsManagementValue_99C781C5B86807DEE44B11C502C2D4E5" xlink:type="arc"/>
<link:label id="lab_ndaq_ServicesProvidedOverNumberOfCountries_59464F923ECF6C1DD76B11C502C2FF86_terseLabel_en-US" xlink:label="lab_ndaq_ServicesProvidedOverNumberOfCountries_59464F923ECF6C1DD76B11C502C2FF86" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of countries services are provided </link:label>
<link:label id="lab_ndaq_ServicesProvidedOverNumberOfCountries_59464F923ECF6C1DD76B11C502C2FF86_label_en-US" xlink:label="lab_ndaq_ServicesProvidedOverNumberOfCountries_59464F923ECF6C1DD76B11C502C2FF86" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Services Provided Over Number Of Countries </link:label>
<link:label id="lab_ndaq_ServicesProvidedOverNumberOfCountries_59464F923ECF6C1DD76B11C502C2FF86_documentation_en-US" xlink:label="lab_ndaq_ServicesProvidedOverNumberOfCountries_59464F923ECF6C1DD76B11C502C2FF86" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Services Provided Over Number Of Countries </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ServicesProvidedOverNumberOfCountries" xlink:label="loc_ndaq_ServicesProvidedOverNumberOfCountries_59464F923ECF6C1DD76B11C502C2FF86" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ServicesProvidedOverNumberOfCountries_59464F923ECF6C1DD76B11C502C2FF86" xlink:to="lab_ndaq_ServicesProvidedOverNumberOfCountries_59464F923ECF6C1DD76B11C502C2FF86" xlink:type="arc"/>
<link:label id="lab_ndaq_LiabilityWaterfallMember_237A4ED87D79998778C219F37B5AA2B5_terseLabel_en-US" xlink:label="lab_ndaq_LiabilityWaterfallMember_237A4ED87D79998778C219F37B5AA2B5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Liability Waterfall </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_LiabilityWaterfallMember" xlink:label="loc_ndaq_LiabilityWaterfallMember_237A4ED87D79998778C219F37B5AA2B5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_LiabilityWaterfallMember_237A4ED87D79998778C219F37B5AA2B5" xlink:to="lab_ndaq_LiabilityWaterfallMember_237A4ED87D79998778C219F37B5AA2B5" xlink:type="arc"/>
<link:label id="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_B1CFC8C4F821D23E7A6E19F37B5BEDF3_netLabel_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_B1CFC8C4F821D23E7A6E19F37B5BEDF3" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:type="resource" xml:lang="en-US"> Revenues - divested businesses </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_B1CFC8C4F821D23E7A6E19F37B5BEDF3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_B1CFC8C4F821D23E7A6E19F37B5BEDF3" xlink:to="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_B1CFC8C4F821D23E7A6E19F37B5BEDF3" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingExpensesAbstract_3E3BBC518644EAC3600B19F37B5BE750_verboseLabel_en-US" xlink:label="lab_us-gaap_OperatingExpensesAbstract_3E3BBC518644EAC3600B19F37B5BE750" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Expenses: </link:label>
<link:label id="lab_us-gaap_OperatingExpensesAbstract_3E3BBC518644EAC3600B19F37B5BE750_label_en-US" xlink:label="lab_us-gaap_OperatingExpensesAbstract_3E3BBC518644EAC3600B19F37B5BE750" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Expenses [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingExpensesAbstract" xlink:label="loc_us-gaap_OperatingExpensesAbstract_3E3BBC518644EAC3600B19F37B5BE750" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingExpensesAbstract_3E3BBC518644EAC3600B19F37B5BE750" xlink:to="lab_us-gaap_OperatingExpensesAbstract_3E3BBC518644EAC3600B19F37B5BE750" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessCombinationAcquisitionRelatedCosts_4E3F7C90359B74520DBD19F37B5C2C8E_verboseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationAcquisitionRelatedCosts_4E3F7C90359B74520DBD19F37B5C2C8E" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Merger and strategic initiatives expense </link:label>
<link:label id="lab_us-gaap_BusinessCombinationAcquisitionRelatedCosts_4E3F7C90359B74520DBD19F37B5C2C8E_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationAcquisitionRelatedCosts_4E3F7C90359B74520DBD19F37B5C2C8E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combination, Acquisition Related Costs </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationAcquisitionRelatedCosts" xlink:label="loc_us-gaap_BusinessCombinationAcquisitionRelatedCosts_4E3F7C90359B74520DBD19F37B5C2C8E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationAcquisitionRelatedCosts_4E3F7C90359B74520DBD19F37B5C2C8E" xlink:to="lab_us-gaap_BusinessCombinationAcquisitionRelatedCosts_4E3F7C90359B74520DBD19F37B5C2C8E" xlink:type="arc"/>
<link:label id="lab_us-gaap_RestructuringCharges_D25301289C3F94B2A57B19F37B5C244E_netLabel_en-US" xlink:label="lab_us-gaap_RestructuringCharges_D25301289C3F94B2A57B19F37B5C244E" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:type="resource" xml:lang="en-US"> Restructuring charges </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringCharges" xlink:label="loc_us-gaap_RestructuringCharges_D25301289C3F94B2A57B19F37B5C244E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCharges_D25301289C3F94B2A57B19F37B5C244E" xlink:to="lab_us-gaap_RestructuringCharges_D25301289C3F94B2A57B19F37B5C244E" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProvisionForLoanAndLeaseLosses_1442BC2EDE266C203F6319F37B5C6EBC_terseLabel_en-US" xlink:label="lab_us-gaap_ProvisionForLoanAndLeaseLosses_1442BC2EDE266C203F6319F37B5C6EBC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Provision for notes receivable </link:label>
<link:label id="lab_us-gaap_ProvisionForLoanAndLeaseLosses_1442BC2EDE266C203F6319F37B5C6EBC_label_en-US" xlink:label="lab_us-gaap_ProvisionForLoanAndLeaseLosses_1442BC2EDE266C203F6319F37B5C6EBC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Provision for Loan and Lease Losses </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProvisionForLoanAndLeaseLosses" xlink:label="loc_us-gaap_ProvisionForLoanAndLeaseLosses_1442BC2EDE266C203F6319F37B5C6EBC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProvisionForLoanAndLeaseLosses_1442BC2EDE266C203F6319F37B5C6EBC" xlink:to="lab_us-gaap_ProvisionForLoanAndLeaseLosses_1442BC2EDE266C203F6319F37B5C6EBC" xlink:type="arc"/>
<link:label id="lab_us-gaap_GainsLossesOnExtinguishmentOfDebt_BEF93DAB1628D5B8FEBF1A0F4CE2BF4D_negatedLabel_en-US" xlink:label="lab_us-gaap_GainsLossesOnExtinguishmentOfDebt_BEF93DAB1628D5B8FEBF1A0F4CE2BF4D" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Extinguishment of debt </link:label>
<link:label id="lab_us-gaap_GainsLossesOnExtinguishmentOfDebt_BEF93DAB1628D5B8FEBF1A0F4CE2BF4D_label_en-US" xlink:label="lab_us-gaap_GainsLossesOnExtinguishmentOfDebt_BEF93DAB1628D5B8FEBF1A0F4CE2BF4D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gain (Loss) on Extinguishment of Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_BEF93DAB1628D5B8FEBF1A0F4CE2BF4D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_BEF93DAB1628D5B8FEBF1A0F4CE2BF4D" xlink:to="lab_us-gaap_GainsLossesOnExtinguishmentOfDebt_BEF93DAB1628D5B8FEBF1A0F4CE2BF4D" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense_68167774764E71609EB619F37B5CBE64_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense_68167774764E71609EB619F37B5CBE64" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Expenses - divested businesses </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense_68167774764E71609EB619F37B5CBE64_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense_68167774764E71609EB619F37B5CBE64" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Operating Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense_68167774764E71609EB619F37B5CBE64" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense_68167774764E71609EB619F37B5CBE64" xlink:to="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense_68167774764E71609EB619F37B5CBE64" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherGeneralExpense_87CEC79C73366F2E1C5619F37B5DD442_terseLabel_en-US" xlink:label="lab_us-gaap_OtherGeneralExpense_87CEC79C73366F2E1C5619F37B5DD442" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_us-gaap_OtherGeneralExpense_87CEC79C73366F2E1C5619F37B5DD442_label_en-US" xlink:label="lab_us-gaap_OtherGeneralExpense_87CEC79C73366F2E1C5619F37B5DD442" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other General Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherGeneralExpense" xlink:label="loc_us-gaap_OtherGeneralExpense_87CEC79C73366F2E1C5619F37B5DD442" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherGeneralExpense_87CEC79C73366F2E1C5619F37B5DD442" xlink:to="lab_us-gaap_OtherGeneralExpense_87CEC79C73366F2E1C5619F37B5DD442" xlink:type="arc"/>
<link:label id="lab_us-gaap_CostsAndExpenses_5C770F6883FEA272FF2319F37B5D3A72_totalLabel_en-US" xlink:label="lab_us-gaap_CostsAndExpenses_5C770F6883FEA272FF2319F37B5D3A72" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total expenses </link:label>
<link:label id="lab_us-gaap_CostsAndExpenses_5C770F6883FEA272FF2319F37B5D3A72_label_en-US" xlink:label="lab_us-gaap_CostsAndExpenses_5C770F6883FEA272FF2319F37B5D3A72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Costs and Expenses </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CostsAndExpenses" xlink:label="loc_us-gaap_CostsAndExpenses_5C770F6883FEA272FF2319F37B5D3A72" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CostsAndExpenses_5C770F6883FEA272FF2319F37B5D3A72" xlink:to="lab_us-gaap_CostsAndExpenses_5C770F6883FEA272FF2319F37B5D3A72" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_AB503F1DA326A2D3ADF011C502B4AEC5_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_AB503F1DA326A2D3ADF011C502B4AEC5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of the Recent Accounting Pronouncements </link:label>
<link:label id="lab_us-gaap_ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_AB503F1DA326A2D3ADF011C502B4AEC5_label_en-US" xlink:label="lab_us-gaap_ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_AB503F1DA326A2D3ADF011C502B4AEC5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock" xlink:label="loc_us-gaap_ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_AB503F1DA326A2D3ADF011C502B4AEC5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_AB503F1DA326A2D3ADF011C502B4AEC5" xlink:to="lab_us-gaap_ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_AB503F1DA326A2D3ADF011C502B4AEC5" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommonStockDividendsPerShareDeclared_26CE49CE055CFC4DF55811C500C23DDB_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockDividendsPerShareDeclared_26CE49CE055CFC4DF55811C500C23DDB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Dividend Per Common Share </link:label>
<link:label id="lab_us-gaap_CommonStockDividendsPerShareDeclared_26CE49CE055CFC4DF55811C500C23DDB_label_en-US" xlink:label="lab_us-gaap_CommonStockDividendsPerShareDeclared_26CE49CE055CFC4DF55811C500C23DDB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Dividends, Per Share, Declared </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockDividendsPerShareDeclared" xlink:label="loc_us-gaap_CommonStockDividendsPerShareDeclared_26CE49CE055CFC4DF55811C500C23DDB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockDividendsPerShareDeclared_26CE49CE055CFC4DF55811C500C23DDB" xlink:to="lab_us-gaap_CommonStockDividendsPerShareDeclared_26CE49CE055CFC4DF55811C500C23DDB" xlink:type="arc"/>
<link:label id="lab_us-gaap_DividendsCommonStockCash_1699F44AA4CF3C18051711C500C28E65_terseLabel_en-US" xlink:label="lab_us-gaap_DividendsCommonStockCash_1699F44AA4CF3C18051711C500C28E65" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total Amount Paid </link:label>
<link:label id="lab_us-gaap_DividendsCommonStockCash_1699F44AA4CF3C18051711C500C28E65_label_en-US" xlink:label="lab_us-gaap_DividendsCommonStockCash_1699F44AA4CF3C18051711C500C28E65" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Dividends, Common Stock, Cash </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DividendsCommonStockCash" xlink:label="loc_us-gaap_DividendsCommonStockCash_1699F44AA4CF3C18051711C500C28E65" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DividendsCommonStockCash_1699F44AA4CF3C18051711C500C28E65" xlink:to="lab_us-gaap_DividendsCommonStockCash_1699F44AA4CF3C18051711C500C28E65" xlink:type="arc"/>
<link:label id="lab_us-gaap_RevenueFromContractWithCustomerTextBlock_C5F7DCF4AA67DE497D4D11C502818E89_verboseLabel_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerTextBlock_C5F7DCF4AA67DE497D4D11C502818E89" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Revenue From Contracts With Customers </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerTextBlock" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerTextBlock_C5F7DCF4AA67DE497D4D11C502818E89" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerTextBlock_C5F7DCF4AA67DE497D4D11C502818E89" xlink:to="lab_us-gaap_RevenueFromContractWithCustomerTextBlock_C5F7DCF4AA67DE497D4D11C502818E89" xlink:type="arc"/>
<link:label id="lab_us-gaap_VestingAxis_F7B84969C801251F9A0919CE250F1C1C_terseLabel_en-US" xlink:label="lab_us-gaap_VestingAxis_F7B84969C801251F9A0919CE250F1C1C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vesting [Axis] </link:label>
<link:label id="lab_us-gaap_VestingAxis_F7B84969C801251F9A0919CE250F1C1C_label_en-US" xlink:label="lab_us-gaap_VestingAxis_F7B84969C801251F9A0919CE250F1C1C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Vesting [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_VestingAxis" xlink:label="loc_us-gaap_VestingAxis_F7B84969C801251F9A0919CE250F1C1C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_VestingAxis_F7B84969C801251F9A0919CE250F1C1C" xlink:to="lab_us-gaap_VestingAxis_F7B84969C801251F9A0919CE250F1C1C" xlink:type="arc"/>
<link:label id="lab_us-gaap_VestingDomain_28FA0920B3C1396791FA19CE2517FF37_terseLabel_en-US" xlink:label="lab_us-gaap_VestingDomain_28FA0920B3C1396791FA19CE2517FF37" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vesting [Domain] </link:label>
<link:label id="lab_us-gaap_VestingDomain_28FA0920B3C1396791FA19CE2517FF37_label_en-US" xlink:label="lab_us-gaap_VestingDomain_28FA0920B3C1396791FA19CE2517FF37" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Vesting [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_VestingDomain" xlink:label="loc_us-gaap_VestingDomain_28FA0920B3C1396791FA19CE2517FF37" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_VestingDomain_28FA0920B3C1396791FA19CE2517FF37" xlink:to="lab_us-gaap_VestingDomain_28FA0920B3C1396791FA19CE2517FF37" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationAwardTrancheOneMember_EA296DA1B2031E3B8AEF19CE2517F3EC_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAwardTrancheOneMember_EA296DA1B2031E3B8AEF19CE2517F3EC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Second Anniversary </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationAwardTrancheOneMember_EA296DA1B2031E3B8AEF19CE2517F3EC_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAwardTrancheOneMember_EA296DA1B2031E3B8AEF19CE2517F3EC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Payment Arrangement, Tranche One [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationAwardTrancheOneMember" xlink:label="loc_us-gaap_ShareBasedCompensationAwardTrancheOneMember_EA296DA1B2031E3B8AEF19CE2517F3EC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationAwardTrancheOneMember_EA296DA1B2031E3B8AEF19CE2517F3EC" xlink:to="lab_us-gaap_ShareBasedCompensationAwardTrancheOneMember_EA296DA1B2031E3B8AEF19CE2517F3EC" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_270D88EE30D094C4FDCD19CE2517B0EF_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_270D88EE30D094C4FDCD19CE2517B0EF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Third Anniversary </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_270D88EE30D094C4FDCD19CE2517B0EF_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_270D88EE30D094C4FDCD19CE2517B0EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Payment Arrangement, Tranche Two [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationAwardTrancheTwoMember" xlink:label="loc_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_270D88EE30D094C4FDCD19CE2517B0EF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_270D88EE30D094C4FDCD19CE2517B0EF" xlink:to="lab_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_270D88EE30D094C4FDCD19CE2517B0EF" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_4D135B7CBBE783F9AD5519CE25177652_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_4D135B7CBBE783F9AD5519CE25177652" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fourth Anniversary </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_4D135B7CBBE783F9AD5519CE25177652_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_4D135B7CBBE783F9AD5519CE25177652" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Payment Arrangement, Tranche Three [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationAwardTrancheThreeMember" xlink:label="loc_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_4D135B7CBBE783F9AD5519CE25177652" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_4D135B7CBBE783F9AD5519CE25177652" xlink:to="lab_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_4D135B7CBBE783F9AD5519CE25177652" xlink:type="arc"/>
<link:label id="lab_us-gaap_EmployeeStockMember_6412740E86914274CD0A19CE25173518_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeStockMember_6412740E86914274CD0A19CE25173518" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Employee Stock Purchase Plan </link:label>
<link:label id="lab_us-gaap_EmployeeStockMember_6412740E86914274CD0A19CE25173518_label_en-US" xlink:label="lab_us-gaap_EmployeeStockMember_6412740E86914274CD0A19CE25173518" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Employee Stock [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeStockMember" xlink:label="loc_us-gaap_EmployeeStockMember_6412740E86914274CD0A19CE25173518" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeStockMember_6412740E86914274CD0A19CE25173518" xlink:to="lab_us-gaap_EmployeeStockMember_6412740E86914274CD0A19CE25173518" xlink:type="arc"/>
<link:label id="lab_ndaq_PerformanceSharesNegativeShareholderReturnMember_7E840AD37145E63034ED19CE2517FE7F_terseLabel_en-US" xlink:label="lab_ndaq_PerformanceSharesNegativeShareholderReturnMember_7E840AD37145E63034ED19CE2517FE7F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> PSUs, Negative TSR </link:label>
<link:label id="lab_ndaq_PerformanceSharesNegativeShareholderReturnMember_7E840AD37145E63034ED19CE2517FE7F_label_en-US" xlink:label="lab_ndaq_PerformanceSharesNegativeShareholderReturnMember_7E840AD37145E63034ED19CE2517FE7F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Performance Shares, Negative Shareholder Return [Member] </link:label>
<link:label id="lab_ndaq_PerformanceSharesNegativeShareholderReturnMember_7E840AD37145E63034ED19CE2517FE7F_documentation_en-US" xlink:label="lab_ndaq_PerformanceSharesNegativeShareholderReturnMember_7E840AD37145E63034ED19CE2517FE7F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Performance Shares, Negative Shareholder Return [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_PerformanceSharesNegativeShareholderReturnMember" xlink:label="loc_ndaq_PerformanceSharesNegativeShareholderReturnMember_7E840AD37145E63034ED19CE2517FE7F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_PerformanceSharesNegativeShareholderReturnMember_7E840AD37145E63034ED19CE2517FE7F" xlink:to="lab_ndaq_PerformanceSharesNegativeShareholderReturnMember_7E840AD37145E63034ED19CE2517FE7F" xlink:type="arc"/>
<link:label id="lab_us-gaap_EmployeeStockOptionMember_4631F7EDFD4BDA1672E719CE25198D74_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeStockOptionMember_4631F7EDFD4BDA1672E719CE25198D74" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Employee Stock Option </link:label>
<link:label id="lab_us-gaap_EmployeeStockOptionMember_4631F7EDFD4BDA1672E719CE25198D74_label_en-US" xlink:label="lab_us-gaap_EmployeeStockOptionMember_4631F7EDFD4BDA1672E719CE25198D74" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Payment Arrangement, Option [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="loc_us-gaap_EmployeeStockOptionMember_4631F7EDFD4BDA1672E719CE25198D74" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeStockOptionMember_4631F7EDFD4BDA1672E719CE25198D74" xlink:to="lab_us-gaap_EmployeeStockOptionMember_4631F7EDFD4BDA1672E719CE25198D74" xlink:type="arc"/>
<link:label id="lab_srt_TitleOfIndividualAxis_8F3B8CCF03857B4B7C2319CE2519C4FE_terseLabel_en-US" xlink:label="lab_srt_TitleOfIndividualAxis_8F3B8CCF03857B4B7C2319CE2519C4FE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Title of Individual [Axis] </link:label>
<link:label id="lab_srt_TitleOfIndividualAxis_8F3B8CCF03857B4B7C2319CE2519C4FE_label_en-US" xlink:label="lab_srt_TitleOfIndividualAxis_8F3B8CCF03857B4B7C2319CE2519C4FE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Title of Individual [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_TitleOfIndividualAxis" xlink:label="loc_srt_TitleOfIndividualAxis_8F3B8CCF03857B4B7C2319CE2519C4FE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_TitleOfIndividualAxis_8F3B8CCF03857B4B7C2319CE2519C4FE" xlink:to="lab_srt_TitleOfIndividualAxis_8F3B8CCF03857B4B7C2319CE2519C4FE" xlink:type="arc"/>
<link:label id="lab_srt_TitleOfIndividualWithRelationshipToEntityDomain_868823BCE620F844C17C19CE25195B05_terseLabel_en-US" xlink:label="lab_srt_TitleOfIndividualWithRelationshipToEntityDomain_868823BCE620F844C17C19CE25195B05" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Title of Individual [Domain] </link:label>
<link:label id="lab_srt_TitleOfIndividualWithRelationshipToEntityDomain_868823BCE620F844C17C19CE25195B05_label_en-US" xlink:label="lab_srt_TitleOfIndividualWithRelationshipToEntityDomain_868823BCE620F844C17C19CE25195B05" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Title of Individual [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_TitleOfIndividualWithRelationshipToEntityDomain" xlink:label="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_868823BCE620F844C17C19CE25195B05" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_868823BCE620F844C17C19CE25195B05" xlink:to="lab_srt_TitleOfIndividualWithRelationshipToEntityDomain_868823BCE620F844C17C19CE25195B05" xlink:type="arc"/>
<link:label id="lab_srt_OfficerMember_2F33267BD288F484AE9D19CE25191A30_terseLabel_en-US" xlink:label="lab_srt_OfficerMember_2F33267BD288F484AE9D19CE25191A30" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Officer </link:label>
<link:label id="lab_srt_OfficerMember_2F33267BD288F484AE9D19CE25191A30_label_en-US" xlink:label="lab_srt_OfficerMember_2F33267BD288F484AE9D19CE25191A30" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Officer [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_OfficerMember" xlink:label="loc_srt_OfficerMember_2F33267BD288F484AE9D19CE25191A30" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_OfficerMember_2F33267BD288F484AE9D19CE25191A30" xlink:to="lab_srt_OfficerMember_2F33267BD288F484AE9D19CE25191A30" xlink:type="arc"/>
<link:label id="lab_srt_ChiefExecutiveOfficerMember_7C2B3107A636E37F983819CE25193D1F_terseLabel_en-US" xlink:label="lab_srt_ChiefExecutiveOfficerMember_7C2B3107A636E37F983819CE25193D1F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> CEO </link:label>
<link:label id="lab_srt_ChiefExecutiveOfficerMember_7C2B3107A636E37F983819CE25193D1F_label_en-US" xlink:label="lab_srt_ChiefExecutiveOfficerMember_7C2B3107A636E37F983819CE25193D1F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Chief Executive Officer [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ChiefExecutiveOfficerMember" xlink:label="loc_srt_ChiefExecutiveOfficerMember_7C2B3107A636E37F983819CE25193D1F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ChiefExecutiveOfficerMember_7C2B3107A636E37F983819CE25193D1F" xlink:to="lab_srt_ChiefExecutiveOfficerMember_7C2B3107A636E37F983819CE25193D1F" xlink:type="arc"/>
<link:label id="lab_ndaq_OneYearPerformanceShareUnitProgramMember_A520C6222BE21259E9B819CE25198C69_terseLabel_en-US" xlink:label="lab_ndaq_OneYearPerformanceShareUnitProgramMember_A520C6222BE21259E9B819CE25198C69" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> One-Year Program </link:label>
<link:label id="lab_ndaq_OneYearPerformanceShareUnitProgramMember_A520C6222BE21259E9B819CE25198C69_label_en-US" xlink:label="lab_ndaq_OneYearPerformanceShareUnitProgramMember_A520C6222BE21259E9B819CE25198C69" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> One-Year Performance Share Unit Program [Member] </link:label>
<link:label id="lab_ndaq_OneYearPerformanceShareUnitProgramMember_A520C6222BE21259E9B819CE25198C69_documentation_en-US" xlink:label="lab_ndaq_OneYearPerformanceShareUnitProgramMember_A520C6222BE21259E9B819CE25198C69" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> One-Year Performance Share Unit Program </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_OneYearPerformanceShareUnitProgramMember" xlink:label="loc_ndaq_OneYearPerformanceShareUnitProgramMember_A520C6222BE21259E9B819CE25198C69" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_OneYearPerformanceShareUnitProgramMember_A520C6222BE21259E9B819CE25198C69" xlink:to="lab_ndaq_OneYearPerformanceShareUnitProgramMember_A520C6222BE21259E9B819CE25198C69" xlink:type="arc"/>
<link:label id="lab_ndaq_ThreeYearPerformanceShareUnitProgramMember_1316C13636A3242E880119CE25194E97_terseLabel_en-US" xlink:label="lab_ndaq_ThreeYearPerformanceShareUnitProgramMember_1316C13636A3242E880119CE25194E97" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Three-Year Program </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ThreeYearPerformanceShareUnitProgramMember" xlink:label="loc_ndaq_ThreeYearPerformanceShareUnitProgramMember_1316C13636A3242E880119CE25194E97" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ThreeYearPerformanceShareUnitProgramMember_1316C13636A3242E880119CE25194E97" xlink:to="lab_ndaq_ThreeYearPerformanceShareUnitProgramMember_1316C13636A3242E880119CE25194E97" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate_214545E765F381635A2019CE25194B54_verboseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate_214545E765F381635A2019CE25194B54" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Discount from market price (as a percent) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate_214545E765F381635A2019CE25194B54_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate_214545E765F381635A2019CE25194B54" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Discount from Market Price, Purchase Date </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate_214545E765F381635A2019CE25194B54" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate_214545E765F381635A2019CE25194B54" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate_214545E765F381635A2019CE25194B54" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_BF9CEE9EB54BFC38B50E19CE2519154D_verboseLabel_en-US" xlink:label="lab_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_BF9CEE9EB54BFC38B50E19CE2519154D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Common stock shares reserved for future issuance (in shares) </link:label>
<link:label id="lab_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_BF9CEE9EB54BFC38B50E19CE2519154D_label_en-US" xlink:label="lab_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_BF9CEE9EB54BFC38B50E19CE2519154D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Capital Shares Reserved for Future Issuance </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockCapitalSharesReservedForFutureIssuance" xlink:label="loc_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_BF9CEE9EB54BFC38B50E19CE2519154D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_BF9CEE9EB54BFC38B50E19CE2519154D" xlink:to="lab_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_BF9CEE9EB54BFC38B50E19CE2519154D" xlink:type="arc"/>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_A5B2835AB96E214B2E4919CE25193C0E_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_A5B2835AB96E214B2E4919CE25193C0E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vesting percentage </link:label>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_A5B2835AB96E214B2E4919CE25193C0E_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_A5B2835AB96E214B2E4919CE25193C0E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_A5B2835AB96E214B2E4919CE25193C0E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_A5B2835AB96E214B2E4919CE25193C0E" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_A5B2835AB96E214B2E4919CE25193C0E" xlink:type="arc"/>
<link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_A230C7994016194DBF5B19CE25194DAE_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_A230C7994016194DBF5B19CE25194DAE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total unrecognized compensation cost </link:label>
<link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_A230C7994016194DBF5B19CE25194DAE_label_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_A230C7994016194DBF5B19CE25194DAE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_A230C7994016194DBF5B19CE25194DAE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_A230C7994016194DBF5B19CE25194DAE" xlink:to="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_A230C7994016194DBF5B19CE25194DAE" xlink:type="arc"/>
<link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_FCDAEBDF5940F47F9B7A19CE25198224_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_FCDAEBDF5940F47F9B7A19CE25198224" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted-average period unrecognized compensation cost is expected to be recognized, in years </link:label>
<link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_FCDAEBDF5940F47F9B7A19CE25198224_label_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_FCDAEBDF5940F47F9B7A19CE25198224" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_FCDAEBDF5940F47F9B7A19CE25198224" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_FCDAEBDF5940F47F9B7A19CE25198224" xlink:to="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_FCDAEBDF5940F47F9B7A19CE25198224" xlink:type="arc"/>
<link:label id="lab_ndaq_NumberofPerformanceBasedPrograms_68CB8DA7B8B6B807FB1A19CE25195403_terseLabel_en-US" xlink:label="lab_ndaq_NumberofPerformanceBasedPrograms_68CB8DA7B8B6B807FB1A19CE25195403" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of performance-based programs </link:label>
<link:label id="lab_ndaq_NumberofPerformanceBasedPrograms_68CB8DA7B8B6B807FB1A19CE25195403_label_en-US" xlink:label="lab_ndaq_NumberofPerformanceBasedPrograms_68CB8DA7B8B6B807FB1A19CE25195403" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number of Performance-Based Programs </link:label>
<link:label id="lab_ndaq_NumberofPerformanceBasedPrograms_68CB8DA7B8B6B807FB1A19CE25195403_documentation_en-US" xlink:label="lab_ndaq_NumberofPerformanceBasedPrograms_68CB8DA7B8B6B807FB1A19CE25195403" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number of Performance-Based Programs </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_NumberofPerformanceBasedPrograms" xlink:label="loc_ndaq_NumberofPerformanceBasedPrograms_68CB8DA7B8B6B807FB1A19CE25195403" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_NumberofPerformanceBasedPrograms_68CB8DA7B8B6B807FB1A19CE25195403" xlink:to="lab_ndaq_NumberofPerformanceBasedPrograms_68CB8DA7B8B6B807FB1A19CE25195403" xlink:type="arc"/>
<link:label id="lab_ndaq_SharebasedCompensationArrangementbySharebasedPaymentAwardPerformancePeriod_4402A7ADC848ABA5D52B19CE25199D6C_terseLabel_en-US" xlink:label="lab_ndaq_SharebasedCompensationArrangementbySharebasedPaymentAwardPerformancePeriod_4402A7ADC848ABA5D52B19CE25199D6C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Performance period </link:label>
<link:label id="lab_ndaq_SharebasedCompensationArrangementbySharebasedPaymentAwardPerformancePeriod_4402A7ADC848ABA5D52B19CE25199D6C_label_en-US" xlink:label="lab_ndaq_SharebasedCompensationArrangementbySharebasedPaymentAwardPerformancePeriod_4402A7ADC848ABA5D52B19CE25199D6C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Performance Period </link:label>
<link:label id="lab_ndaq_SharebasedCompensationArrangementbySharebasedPaymentAwardPerformancePeriod_4402A7ADC848ABA5D52B19CE25199D6C_documentation_en-US" xlink:label="lab_ndaq_SharebasedCompensationArrangementbySharebasedPaymentAwardPerformancePeriod_4402A7ADC848ABA5D52B19CE25199D6C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Performance Period </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_SharebasedCompensationArrangementbySharebasedPaymentAwardPerformancePeriod" xlink:label="loc_ndaq_SharebasedCompensationArrangementbySharebasedPaymentAwardPerformancePeriod_4402A7ADC848ABA5D52B19CE25199D6C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_SharebasedCompensationArrangementbySharebasedPaymentAwardPerformancePeriod_4402A7ADC848ABA5D52B19CE25199D6C" xlink:to="lab_ndaq_SharebasedCompensationArrangementbySharebasedPaymentAwardPerformancePeriod_4402A7ADC848ABA5D52B19CE25199D6C" xlink:type="arc"/>
<link:label id="lab_ndaq_PercentageOfTargetAmountGrantedMinimum_05E6FB00A2D0DBC8888A19CE2519BAA9_terseLabel_en-US" xlink:label="lab_ndaq_PercentageOfTargetAmountGrantedMinimum_05E6FB00A2D0DBC8888A19CE2519BAA9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Percentage of target amount granted, minimum </link:label>
<link:label id="lab_ndaq_PercentageOfTargetAmountGrantedMinimum_05E6FB00A2D0DBC8888A19CE2519BAA9_label_en-US" xlink:label="lab_ndaq_PercentageOfTargetAmountGrantedMinimum_05E6FB00A2D0DBC8888A19CE2519BAA9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Percentage Of Target Amount Granted Minimum </link:label>
<link:label id="lab_ndaq_PercentageOfTargetAmountGrantedMinimum_05E6FB00A2D0DBC8888A19CE2519BAA9_documentation_en-US" xlink:label="lab_ndaq_PercentageOfTargetAmountGrantedMinimum_05E6FB00A2D0DBC8888A19CE2519BAA9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Percentage Of Target Amount Granted Minimum </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_PercentageOfTargetAmountGrantedMinimum" xlink:label="loc_ndaq_PercentageOfTargetAmountGrantedMinimum_05E6FB00A2D0DBC8888A19CE2519BAA9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_PercentageOfTargetAmountGrantedMinimum_05E6FB00A2D0DBC8888A19CE2519BAA9" xlink:to="lab_ndaq_PercentageOfTargetAmountGrantedMinimum_05E6FB00A2D0DBC8888A19CE2519BAA9" xlink:type="arc"/>
<link:label id="lab_ndaq_PercentageOfTargetAmountGrantedMaximum_76E0FB95E34D842D1AA819CE251973B1_terseLabel_en-US" xlink:label="lab_ndaq_PercentageOfTargetAmountGrantedMaximum_76E0FB95E34D842D1AA819CE251973B1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Percentage of target amount granted, maximum </link:label>
<link:label id="lab_ndaq_PercentageOfTargetAmountGrantedMaximum_76E0FB95E34D842D1AA819CE251973B1_label_en-US" xlink:label="lab_ndaq_PercentageOfTargetAmountGrantedMaximum_76E0FB95E34D842D1AA819CE251973B1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Percentage Of Target Amount Granted Maximum </link:label>
<link:label id="lab_ndaq_PercentageOfTargetAmountGrantedMaximum_76E0FB95E34D842D1AA819CE251973B1_documentation_en-US" xlink:label="lab_ndaq_PercentageOfTargetAmountGrantedMaximum_76E0FB95E34D842D1AA819CE251973B1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Percentage Of Target Amount Granted Maximum </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_PercentageOfTargetAmountGrantedMaximum" xlink:label="loc_ndaq_PercentageOfTargetAmountGrantedMaximum_76E0FB95E34D842D1AA819CE251973B1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_PercentageOfTargetAmountGrantedMaximum_76E0FB95E34D842D1AA819CE251973B1" xlink:to="lab_ndaq_PercentageOfTargetAmountGrantedMaximum_76E0FB95E34D842D1AA819CE251973B1" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_BEDDCAEC3B22E1967A4B19CE25194224_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_BEDDCAEC3B22E1967A4B19CE25194224" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vesting period </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_BEDDCAEC3B22E1967A4B19CE25194224_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_BEDDCAEC3B22E1967A4B19CE25194224" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_BEDDCAEC3B22E1967A4B19CE25194224" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_BEDDCAEC3B22E1967A4B19CE25194224" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_BEDDCAEC3B22E1967A4B19CE25194224" xlink:type="arc"/>
<link:label id="lab_ndaq_SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsAdditionalGrantsinPeriod_C946204F6806A0C7F24219CE2519CBFF_terseLabel_en-US" xlink:label="lab_ndaq_SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsAdditionalGrantsinPeriod_C946204F6806A0C7F24219CE2519CBFF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Additional units granted above target (in shares) </link:label>
<link:label id="lab_ndaq_SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsAdditionalGrantsinPeriod_C946204F6806A0C7F24219CE2519CBFF_label_en-US" xlink:label="lab_ndaq_SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsAdditionalGrantsinPeriod_C946204F6806A0C7F24219CE2519CBFF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Grants in Period </link:label>
<link:label id="lab_ndaq_SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsAdditionalGrantsinPeriod_C946204F6806A0C7F24219CE2519CBFF_documentation_en-US" xlink:label="lab_ndaq_SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsAdditionalGrantsinPeriod_C946204F6806A0C7F24219CE2519CBFF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Grants in Period </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsAdditionalGrantsinPeriod" xlink:label="loc_ndaq_SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsAdditionalGrantsinPeriod_C946204F6806A0C7F24219CE2519CBFF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsAdditionalGrantsinPeriod_C946204F6806A0C7F24219CE2519CBFF" xlink:to="lab_ndaq_SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsAdditionalGrantsinPeriod_C946204F6806A0C7F24219CE2519CBFF" xlink:type="arc"/>
<link:label id="lab_ndaq_NumberOfPeerGroups_EDA323EBAEA47B44CDBC19CE25192AF5_terseLabel_en-US" xlink:label="lab_ndaq_NumberOfPeerGroups_EDA323EBAEA47B44CDBC19CE25192AF5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of peer groups </link:label>
<link:label id="lab_ndaq_NumberOfPeerGroups_EDA323EBAEA47B44CDBC19CE25192AF5_label_en-US" xlink:label="lab_ndaq_NumberOfPeerGroups_EDA323EBAEA47B44CDBC19CE25192AF5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number Of Peer Groups </link:label>
<link:label id="lab_ndaq_NumberOfPeerGroups_EDA323EBAEA47B44CDBC19CE25192AF5_documentation_en-US" xlink:label="lab_ndaq_NumberOfPeerGroups_EDA323EBAEA47B44CDBC19CE25192AF5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number of peer groups. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_NumberOfPeerGroups" xlink:label="loc_ndaq_NumberOfPeerGroups_EDA323EBAEA47B44CDBC19CE25192AF5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_NumberOfPeerGroups_EDA323EBAEA47B44CDBC19CE25192AF5" xlink:to="lab_ndaq_NumberOfPeerGroups_EDA323EBAEA47B44CDBC19CE25192AF5" xlink:type="arc"/>
<link:label id="lab_ndaq_PerformanceBasedLongTermIncentiveProgramWeightedPercentage_0BB2E9CF0AE890A6241519CE251985FE_terseLabel_en-US" xlink:label="lab_ndaq_PerformanceBasedLongTermIncentiveProgramWeightedPercentage_0BB2E9CF0AE890A6241519CE251985FE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Performance-based long-term incentive program weighted percentage </link:label>
<link:label id="lab_ndaq_PerformanceBasedLongTermIncentiveProgramWeightedPercentage_0BB2E9CF0AE890A6241519CE251985FE_label_en-US" xlink:label="lab_ndaq_PerformanceBasedLongTermIncentiveProgramWeightedPercentage_0BB2E9CF0AE890A6241519CE251985FE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Performance Based Long Term Incentive Program Weighted Percentage </link:label>
<link:label id="lab_ndaq_PerformanceBasedLongTermIncentiveProgramWeightedPercentage_0BB2E9CF0AE890A6241519CE251985FE_documentation_en-US" xlink:label="lab_ndaq_PerformanceBasedLongTermIncentiveProgramWeightedPercentage_0BB2E9CF0AE890A6241519CE251985FE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Performance Based Long Term Incentive Program Weighted Percentage </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_PerformanceBasedLongTermIncentiveProgramWeightedPercentage" xlink:label="loc_ndaq_PerformanceBasedLongTermIncentiveProgramWeightedPercentage_0BB2E9CF0AE890A6241519CE251985FE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_PerformanceBasedLongTermIncentiveProgramWeightedPercentage_0BB2E9CF0AE890A6241519CE251985FE" xlink:to="lab_ndaq_PerformanceBasedLongTermIncentiveProgramWeightedPercentage_0BB2E9CF0AE890A6241519CE251985FE" xlink:type="arc"/>
<link:label id="lab_ndaq_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesEarnedMinimum_D4F9DD755553612180D919CE25197602_terseLabel_en-US" xlink:label="lab_ndaq_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesEarnedMinimum_D4F9DD755553612180D919CE25197602" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Minimum payout (as a percent) </link:label>
<link:label id="lab_ndaq_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesEarnedMinimum_D4F9DD755553612180D919CE25197602_label_en-US" xlink:label="lab_ndaq_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesEarnedMinimum_D4F9DD755553612180D919CE25197602" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share Based Compensation Arrangement By Share Based Payment Award Percentage Of Shares Earned Minimum </link:label>
<link:label id="lab_ndaq_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesEarnedMinimum_D4F9DD755553612180D919CE25197602_documentation_en-US" xlink:label="lab_ndaq_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesEarnedMinimum_D4F9DD755553612180D919CE25197602" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Share Based Compensation Arrangement By Share Based Payment Award Percentage Of Shares Earned Minimum </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesEarnedMinimum" xlink:label="loc_ndaq_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesEarnedMinimum_D4F9DD755553612180D919CE25197602" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesEarnedMinimum_D4F9DD755553612180D919CE25197602" xlink:to="lab_ndaq_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesEarnedMinimum_D4F9DD755553612180D919CE25197602" xlink:type="arc"/>
<link:label id="lab_ndaq_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesEarnedMaximum_6DFE8843BB11D0AC945219CE2519A197_terseLabel_en-US" xlink:label="lab_ndaq_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesEarnedMaximum_6DFE8843BB11D0AC945219CE2519A197" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maximum payout (as a percent) </link:label>
<link:label id="lab_ndaq_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesEarnedMaximum_6DFE8843BB11D0AC945219CE2519A197_label_en-US" xlink:label="lab_ndaq_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesEarnedMaximum_6DFE8843BB11D0AC945219CE2519A197" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share Based Compensation Arrangement By Share Based Payment Award Percentage Of Shares Earned Maximum </link:label>
<link:label id="lab_ndaq_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesEarnedMaximum_6DFE8843BB11D0AC945219CE2519A197_documentation_en-US" xlink:label="lab_ndaq_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesEarnedMaximum_6DFE8843BB11D0AC945219CE2519A197" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Share Based Compensation Arrangement By Share Based Payment Award Percentage Of Shares Earned Maximum </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesEarnedMaximum" xlink:label="loc_ndaq_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesEarnedMaximum_6DFE8843BB11D0AC945219CE2519A197" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesEarnedMaximum_6DFE8843BB11D0AC945219CE2519A197" xlink:to="lab_ndaq_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesEarnedMaximum_6DFE8843BB11D0AC945219CE2519A197" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_E26E8C656F434A50D16919CE251959F2_verboseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_E26E8C656F434A50D16919CE251959F2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Stock option awards granted (in shares) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_E26E8C656F434A50D16919CE251959F2_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_E26E8C656F434A50D16919CE251959F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_E26E8C656F434A50D16919CE251959F2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_E26E8C656F434A50D16919CE251959F2" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_E26E8C656F434A50D16919CE251959F2" xlink:type="arc"/>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue_356EECD19D27DB16B68419CE2519CBF4_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue_356EECD19D27DB16B68419CE2519CBF4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted-average grant date fair value (in dollars per share) </link:label>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue_356EECD19D27DB16B68419CE2519CBF4_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue_356EECD19D27DB16B68419CE2519CBF4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Weighted Average Grant Date Fair Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue_356EECD19D27DB16B68419CE2519CBF4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue_356EECD19D27DB16B68419CE2519CBF4" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue_356EECD19D27DB16B68419CE2519CBF4" xlink:type="arc"/>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_5A1EEE165B564908048019CE25195B3E_verboseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_5A1EEE165B564908048019CE25195B3E" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Expected life (in years) </link:label>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_5A1EEE165B564908048019CE25195B3E_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_5A1EEE165B564908048019CE25195B3E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_5A1EEE165B564908048019CE25195B3E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_5A1EEE165B564908048019CE25195B3E" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_5A1EEE165B564908048019CE25195B3E" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_41A7B828520AB5C6131319CE25196ABF_verboseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_41A7B828520AB5C6131319CE25196ABF" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Stock options exercised in period (in shares) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_41A7B828520AB5C6131319CE25196ABF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_41A7B828520AB5C6131319CE25196ABF" xlink:to="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_41A7B828520AB5C6131319CE25196ABF" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromStockOptionsExercised_176304C5B5113D24F56019CE25192DCE_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromStockOptionsExercised_176304C5B5113D24F56019CE25192DCE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net cash proceeds from the exercise of stock options </link:label>
<link:label id="lab_us-gaap_ProceedsFromStockOptionsExercised_176304C5B5113D24F56019CE25192DCE_label_en-US" xlink:label="lab_us-gaap_ProceedsFromStockOptionsExercised_176304C5B5113D24F56019CE25192DCE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Stock Options Exercised </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromStockOptionsExercised" xlink:label="loc_us-gaap_ProceedsFromStockOptionsExercised_176304C5B5113D24F56019CE25192DCE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromStockOptionsExercised_176304C5B5113D24F56019CE25192DCE" xlink:to="lab_us-gaap_ProceedsFromStockOptionsExercised_176304C5B5113D24F56019CE25192DCE" xlink:type="arc"/>
<link:label id="lab_us-gaap_SharePrice_B902614F3AD3359A128119CE2519042D_terseLabel_en-US" xlink:label="lab_us-gaap_SharePrice_B902614F3AD3359A128119CE2519042D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share price (in dollars per share) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharePrice" xlink:label="loc_us-gaap_SharePrice_B902614F3AD3359A128119CE2519042D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharePrice_B902614F3AD3359A128119CE2519042D" xlink:to="lab_us-gaap_SharePrice_B902614F3AD3359A128119CE2519042D" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_624C30FE57306D87803A19CE25195750_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_624C30FE57306D87803A19CE25195750" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total pre-tax intrinsic value of stock options exercised </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_624C30FE57306D87803A19CE25195750_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_624C30FE57306D87803A19CE25195750" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_624C30FE57306D87803A19CE25195750" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_624C30FE57306D87803A19CE25195750" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_624C30FE57306D87803A19CE25195750" xlink:type="arc"/>
<link:label id="lab_ndaq_MaximumPercentageOfSharesPurchasedFromAnnualCompensation_7DEF9D71249BDE4D612D19CE25196683_terseLabel_en-US" xlink:label="lab_ndaq_MaximumPercentageOfSharesPurchasedFromAnnualCompensation_7DEF9D71249BDE4D612D19CE25196683" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maximum percentage of shares purchased from annual compensation </link:label>
<link:label id="lab_ndaq_MaximumPercentageOfSharesPurchasedFromAnnualCompensation_7DEF9D71249BDE4D612D19CE25196683_label_en-US" xlink:label="lab_ndaq_MaximumPercentageOfSharesPurchasedFromAnnualCompensation_7DEF9D71249BDE4D612D19CE25196683" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Maximum Percentage Of Shares Purchased From Annual Compensation </link:label>
<link:label id="lab_ndaq_MaximumPercentageOfSharesPurchasedFromAnnualCompensation_7DEF9D71249BDE4D612D19CE25196683_documentation_en-US" xlink:label="lab_ndaq_MaximumPercentageOfSharesPurchasedFromAnnualCompensation_7DEF9D71249BDE4D612D19CE25196683" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Maximum Percentage of Shares Purchased from Annual Compensation. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_MaximumPercentageOfSharesPurchasedFromAnnualCompensation" xlink:label="loc_ndaq_MaximumPercentageOfSharesPurchasedFromAnnualCompensation_7DEF9D71249BDE4D612D19CE25196683" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_MaximumPercentageOfSharesPurchasedFromAnnualCompensation_7DEF9D71249BDE4D612D19CE25196683" xlink:to="lab_ndaq_MaximumPercentageOfSharesPurchasedFromAnnualCompensation_7DEF9D71249BDE4D612D19CE25196683" xlink:type="arc"/>
<link:label id="lab_ndaq_RateOfDiscountGivenToEmployees_C4557949655F097C05CE19CE25199A09_terseLabel_en-US" xlink:label="lab_ndaq_RateOfDiscountGivenToEmployees_C4557949655F097C05CE19CE25199A09" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Discount given to employees (as a percent) </link:label>
<link:label id="lab_ndaq_RateOfDiscountGivenToEmployees_C4557949655F097C05CE19CE25199A09_label_en-US" xlink:label="lab_ndaq_RateOfDiscountGivenToEmployees_C4557949655F097C05CE19CE25199A09" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Rate Of Discount Given To Employees </link:label>
<link:label id="lab_ndaq_RateOfDiscountGivenToEmployees_C4557949655F097C05CE19CE25199A09_documentation_en-US" xlink:label="lab_ndaq_RateOfDiscountGivenToEmployees_C4557949655F097C05CE19CE25199A09" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Rate of Discount given to Employees. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_RateOfDiscountGivenToEmployees" xlink:label="loc_ndaq_RateOfDiscountGivenToEmployees_C4557949655F097C05CE19CE25199A09" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_RateOfDiscountGivenToEmployees_C4557949655F097C05CE19CE25199A09" xlink:to="lab_ndaq_RateOfDiscountGivenToEmployees_C4557949655F097C05CE19CE25199A09" xlink:type="arc"/>
<link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_F0F8D224295BF05C841219CE25195211_terseLabel_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_F0F8D224295BF05C841219CE25195211" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based compensation expense before income taxes </link:label>
<link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_F0F8D224295BF05C841219CE25195211_label_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_F0F8D224295BF05C841219CE25195211" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Payment Arrangement, Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_F0F8D224295BF05C841219CE25195211" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AllocatedShareBasedCompensationExpense_F0F8D224295BF05C841219CE25195211" xlink:to="lab_us-gaap_AllocatedShareBasedCompensationExpense_F0F8D224295BF05C841219CE25195211" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementOfCashFlowsAbstract_F43AE25346E1FCD0134211C502D52F95_label_en-US" xlink:label="lab_us-gaap_StatementOfCashFlowsAbstract_F43AE25346E1FCD0134211C502D52F95" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement of Cash Flows [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="loc_us-gaap_StatementOfCashFlowsAbstract_F43AE25346E1FCD0134211C502D52F95" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_F43AE25346E1FCD0134211C502D52F95" xlink:to="lab_us-gaap_StatementOfCashFlowsAbstract_F43AE25346E1FCD0134211C502D52F95" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_77952EA4BAD70813B2AE11C502D5C642_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_77952EA4BAD70813B2AE11C502D5C642" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash flows from operating activities: </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_77952EA4BAD70813B2AE11C502D5C642_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_77952EA4BAD70813B2AE11C502D5C642" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Operating Activities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_77952EA4BAD70813B2AE11C502D5C642" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_77952EA4BAD70813B2AE11C502D5C642" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_77952EA4BAD70813B2AE11C502D5C642" xlink:type="arc"/>
<link:label id="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_AE08E33BC698ACF6D4E611C502D58695_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_AE08E33BC698ACF6D4E611C502D58695" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Adjustments to reconcile net income to net cash provided by operating activities: </link:label>
<link:label id="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_AE08E33BC698ACF6D4E611C502D58695_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_AE08E33BC698ACF6D4E611C502D58695" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_AE08E33BC698ACF6D4E611C502D58695" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_AE08E33BC698ACF6D4E611C502D58695" xlink:to="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_AE08E33BC698ACF6D4E611C502D58695" xlink:type="arc"/>
<link:label id="lab_us-gaap_DepreciationAndAmortization_84F40B5A60F614661FA711C502D62F77_verboseLabel_en-US" xlink:label="lab_us-gaap_DepreciationAndAmortization_84F40B5A60F614661FA711C502D62F77" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Depreciation and amortization </link:label>
<link:label id="lab_us-gaap_DepreciationAndAmortization_84F40B5A60F614661FA711C502D62F77_label_en-US" xlink:label="lab_us-gaap_DepreciationAndAmortization_84F40B5A60F614661FA711C502D62F77" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Depreciation, Depletion and Amortization, Nonproduction </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DepreciationAndAmortization" xlink:label="loc_us-gaap_DepreciationAndAmortization_84F40B5A60F614661FA711C502D62F77" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DepreciationAndAmortization_84F40B5A60F614661FA711C502D62F77" xlink:to="lab_us-gaap_DepreciationAndAmortization_84F40B5A60F614661FA711C502D62F77" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensation_8796AC37169B64CBAFED11C502D6EB43_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensation_8796AC37169B64CBAFED11C502D6EB43" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based compensation </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensation_8796AC37169B64CBAFED11C502D6EB43_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensation_8796AC37169B64CBAFED11C502D6EB43" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Payment Arrangement, Noncash Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_us-gaap_ShareBasedCompensation_8796AC37169B64CBAFED11C502D6EB43" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensation_8796AC37169B64CBAFED11C502D6EB43" xlink:to="lab_us-gaap_ShareBasedCompensation_8796AC37169B64CBAFED11C502D6EB43" xlink:type="arc"/>
<link:label id="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_78063331AA6299CA128711C502D64385_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_78063331AA6299CA128711C502D64385" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred income taxes </link:label>
<link:label id="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_78063331AA6299CA128711C502D64385_label_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_78063331AA6299CA128711C502D64385" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Income Tax Expense (Benefit) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_78063331AA6299CA128711C502D64385" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_78063331AA6299CA128711C502D64385" xlink:to="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_78063331AA6299CA128711C502D64385" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeTaxCreditsAndAdjustments_CDCE918237B3C2F8D0FB11C502D67F6C_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxCreditsAndAdjustments_CDCE918237B3C2F8D0FB11C502D67F6C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Reversal of certain Swedish tax benefits </link:label>
<link:label id="lab_us-gaap_IncomeTaxCreditsAndAdjustments_CDCE918237B3C2F8D0FB11C502D67F6C_label_en-US" xlink:label="lab_us-gaap_IncomeTaxCreditsAndAdjustments_CDCE918237B3C2F8D0FB11C502D67F6C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax Credits and Adjustments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxCreditsAndAdjustments" xlink:label="loc_us-gaap_IncomeTaxCreditsAndAdjustments_CDCE918237B3C2F8D0FB11C502D67F6C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxCreditsAndAdjustments_CDCE918237B3C2F8D0FB11C502D67F6C" xlink:to="lab_us-gaap_IncomeTaxCreditsAndAdjustments_CDCE918237B3C2F8D0FB11C502D67F6C" xlink:type="arc"/>
<link:label id="lab_us-gaap_GainLossOnSaleOfBusiness_2675BD1895FBE16C1BA911C502D60B6E_negatedLabel_en-US" xlink:label="lab_us-gaap_GainLossOnSaleOfBusiness_2675BD1895FBE16C1BA911C502D60B6E" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Net gain on divestiture of businesses </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainLossOnSaleOfBusiness" xlink:label="loc_us-gaap_GainLossOnSaleOfBusiness_2675BD1895FBE16C1BA911C502D60B6E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GainLossOnSaleOfBusiness_2675BD1895FBE16C1BA911C502D60B6E" xlink:to="lab_us-gaap_GainLossOnSaleOfBusiness_2675BD1895FBE16C1BA911C502D60B6E" xlink:type="arc"/>
<link:label id="lab_us-gaap_RestructuringCostsAndAssetImpairmentCharges_DB6EEDD36B38DCE0E64E11C502D7E4DA_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCostsAndAssetImpairmentCharges_DB6EEDD36B38DCE0E64E11C502D7E4DA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Non-cash restructuring charges </link:label>
<link:label id="lab_us-gaap_RestructuringCostsAndAssetImpairmentCharges_DB6EEDD36B38DCE0E64E11C502D7E4DA_label_en-US" xlink:label="lab_us-gaap_RestructuringCostsAndAssetImpairmentCharges_DB6EEDD36B38DCE0E64E11C502D7E4DA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restructuring Costs and Asset Impairment Charges </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringCostsAndAssetImpairmentCharges" xlink:label="loc_us-gaap_RestructuringCostsAndAssetImpairmentCharges_DB6EEDD36B38DCE0E64E11C502D7E4DA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCostsAndAssetImpairmentCharges_DB6EEDD36B38DCE0E64E11C502D7E4DA" xlink:to="lab_us-gaap_RestructuringCostsAndAssetImpairmentCharges_DB6EEDD36B38DCE0E64E11C502D7E4DA" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeLossFromEquityMethodInvestments_D448B0CEE97F4323999711C502D7D816_negatedLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromEquityMethodInvestments_D448B0CEE97F4323999711C502D7D816" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Net income from unconsolidated investees </link:label>
<link:label id="lab_us-gaap_IncomeLossFromEquityMethodInvestments_D448B0CEE97F4323999711C502D7D816_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromEquityMethodInvestments_D448B0CEE97F4323999711C502D7D816" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income (Loss) from Equity Method Investments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_D448B0CEE97F4323999711C502D7D816" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeLossFromEquityMethodInvestments_D448B0CEE97F4323999711C502D7D816" xlink:to="lab_us-gaap_IncomeLossFromEquityMethodInvestments_D448B0CEE97F4323999711C502D7D816" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherNoncashIncomeExpense_67954D291B31476948E111C502D72E51_negatedLabel_en-US" xlink:label="lab_us-gaap_OtherNoncashIncomeExpense_67954D291B31476948E111C502D72E51" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Other reconciling items included in net income </link:label>
<link:label id="lab_us-gaap_OtherNoncashIncomeExpense_67954D291B31476948E111C502D72E51_label_en-US" xlink:label="lab_us-gaap_OtherNoncashIncomeExpense_67954D291B31476948E111C502D72E51" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Noncash Income (Expense) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherNoncashIncomeExpense" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_67954D291B31476948E111C502D72E51" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherNoncashIncomeExpense_67954D291B31476948E111C502D72E51" xlink:to="lab_us-gaap_OtherNoncashIncomeExpense_67954D291B31476948E111C502D72E51" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_1A0E6285B9EAB0B3EA4811C502D7308E_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_1A0E6285B9EAB0B3EA4811C502D7308E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net change in operating assets and liabilities, net of effects of divestiture and acquisitions: </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_1A0E6285B9EAB0B3EA4811C502D7308E_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_1A0E6285B9EAB0B3EA4811C502D7308E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Operating Capital [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_1A0E6285B9EAB0B3EA4811C502D7308E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_1A0E6285B9EAB0B3EA4811C502D7308E" xlink:to="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_1A0E6285B9EAB0B3EA4811C502D7308E" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInReceivables_896E03F4041478CE401111C502D72909_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInReceivables_896E03F4041478CE401111C502D72909" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Receivables, net </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInReceivables_896E03F4041478CE401111C502D72909_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInReceivables_896E03F4041478CE401111C502D72909" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Receivables </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInReceivables" xlink:label="loc_us-gaap_IncreaseDecreaseInReceivables_896E03F4041478CE401111C502D72909" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInReceivables_896E03F4041478CE401111C502D72909" xlink:to="lab_us-gaap_IncreaseDecreaseInReceivables_896E03F4041478CE401111C502D72909" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_519DAAFD125940B0049411C502D8CE05_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_519DAAFD125940B0049411C502D8CE05" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Other assets </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_519DAAFD125940B0049411C502D8CE05_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_519DAAFD125940B0049411C502D8CE05" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Other Operating Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_519DAAFD125940B0049411C502D8CE05" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_519DAAFD125940B0049411C502D8CE05" xlink:to="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_519DAAFD125940B0049411C502D8CE05" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_4BD08DA9EA3C50275D6511C502D8C500_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_4BD08DA9EA3C50275D6511C502D8C500" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts payable and accrued expenses </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_4BD08DA9EA3C50275D6511C502D8C500_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_4BD08DA9EA3C50275D6511C502D8C500" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Accounts Payable and Accrued Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_4BD08DA9EA3C50275D6511C502D8C500" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_4BD08DA9EA3C50275D6511C502D8C500" xlink:to="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_4BD08DA9EA3C50275D6511C502D8C500" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherAccountsPayable_227F3412216DAA38262011C502D87A00_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherAccountsPayable_227F3412216DAA38262011C502D87A00" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Section 31 fees payable to SEC </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherAccountsPayable_227F3412216DAA38262011C502D87A00_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherAccountsPayable_227F3412216DAA38262011C502D87A00" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Other Accounts Payable </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOtherAccountsPayable" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherAccountsPayable_227F3412216DAA38262011C502D87A00" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOtherAccountsPayable_227F3412216DAA38262011C502D87A00" xlink:to="lab_us-gaap_IncreaseDecreaseInOtherAccountsPayable_227F3412216DAA38262011C502D87A00" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_D5DB3FE7F0A1116FB6D811C502D84B72_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_D5DB3FE7F0A1116FB6D811C502D84B72" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued personnel costs </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_D5DB3FE7F0A1116FB6D811C502D84B72_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_D5DB3FE7F0A1116FB6D811C502D84B72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Employee Related Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_D5DB3FE7F0A1116FB6D811C502D84B72" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_D5DB3FE7F0A1116FB6D811C502D84B72" xlink:to="lab_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_D5DB3FE7F0A1116FB6D811C502D84B72" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_9CDD7974263954DDE4C511C502D85609_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_9CDD7974263954DDE4C511C502D85609" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred revenue </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_9CDD7974263954DDE4C511C502D85609_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_9CDD7974263954DDE4C511C502D85609" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Contract with Customer, Liability </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerLiability" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_9CDD7974263954DDE4C511C502D85609" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_9CDD7974263954DDE4C511C502D85609" xlink:to="lab_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_9CDD7974263954DDE4C511C502D85609" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_35822AB4445D8ABAFAE511C502D8AB14_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_35822AB4445D8ABAFAE511C502D8AB14" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other liabilities </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_35822AB4445D8ABAFAE511C502D8AB14_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_35822AB4445D8ABAFAE511C502D8AB14" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Other Operating Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_35822AB4445D8ABAFAE511C502D8AB14" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_35822AB4445D8ABAFAE511C502D8AB14" xlink:to="lab_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_35822AB4445D8ABAFAE511C502D8AB14" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_5C2386C3F79805B4F46811C502D94E27_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_5C2386C3F79805B4F46811C502D94E27" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net cash provided by operating activities </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_5C2386C3F79805B4F46811C502D94E27_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_5C2386C3F79805B4F46811C502D94E27" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Operating Activities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_5C2386C3F79805B4F46811C502D94E27" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_5C2386C3F79805B4F46811C502D94E27" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_5C2386C3F79805B4F46811C502D94E27" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_A33EBB5C5AADF7563DD011C502D936B1_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_A33EBB5C5AADF7563DD011C502D936B1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash flows from investing activities: </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_A33EBB5C5AADF7563DD011C502D936B1_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_A33EBB5C5AADF7563DD011C502D936B1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Investing Activities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_A33EBB5C5AADF7563DD011C502D936B1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_A33EBB5C5AADF7563DD011C502D936B1" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_A33EBB5C5AADF7563DD011C502D936B1" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsToAcquireShortTermInvestments_6249097063B9A5B0A17F11C502D9BC2D_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireShortTermInvestments_6249097063B9A5B0A17F11C502D9BC2D" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Purchases of securities </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquireShortTermInvestments_6249097063B9A5B0A17F11C502D9BC2D_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireShortTermInvestments_6249097063B9A5B0A17F11C502D9BC2D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Short-term Investments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquireShortTermInvestments" xlink:label="loc_us-gaap_PaymentsToAcquireShortTermInvestments_6249097063B9A5B0A17F11C502D9BC2D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireShortTermInvestments_6249097063B9A5B0A17F11C502D9BC2D" xlink:to="lab_us-gaap_PaymentsToAcquireShortTermInvestments_6249097063B9A5B0A17F11C502D9BC2D" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromSaleMaturityAndCollectionOfShorttermInvestments_3AD988F3AD1B2F7FB11B11C502D96019_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleMaturityAndCollectionOfShorttermInvestments_3AD988F3AD1B2F7FB11B11C502D96019" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from sales and redemptions of securities </link:label>
<link:label id="lab_us-gaap_ProceedsFromSaleMaturityAndCollectionOfShorttermInvestments_3AD988F3AD1B2F7FB11B11C502D96019_label_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleMaturityAndCollectionOfShorttermInvestments_3AD988F3AD1B2F7FB11B11C502D96019" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Sale, Maturity and Collection of Short-term Investments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromSaleMaturityAndCollectionOfShorttermInvestments" xlink:label="loc_us-gaap_ProceedsFromSaleMaturityAndCollectionOfShorttermInvestments_3AD988F3AD1B2F7FB11B11C502D96019" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromSaleMaturityAndCollectionOfShorttermInvestments_3AD988F3AD1B2F7FB11B11C502D96019" xlink:to="lab_us-gaap_ProceedsFromSaleMaturityAndCollectionOfShorttermInvestments_3AD988F3AD1B2F7FB11B11C502D96019" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_C54BE343D9662AA74C3411C502D9F21D_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_C54BE343D9662AA74C3411C502D9F21D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from divestiture of businesses, net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested" xlink:label="loc_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_C54BE343D9662AA74C3411C502D9F21D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_C54BE343D9662AA74C3411C502D9F21D" xlink:to="lab_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_C54BE343D9662AA74C3411C502D9F21D" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromSaleAndMaturityOfTradingSecuritiesHeldforinvestment_DC32588EE606462C921511C502D961D0_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleAndMaturityOfTradingSecuritiesHeldforinvestment_DC32588EE606462C921511C502D961D0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from sale of investment security </link:label>
<link:label id="lab_us-gaap_ProceedsFromSaleAndMaturityOfTradingSecuritiesHeldforinvestment_DC32588EE606462C921511C502D961D0_label_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleAndMaturityOfTradingSecuritiesHeldforinvestment_DC32588EE606462C921511C502D961D0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Sale and Maturity of Debt and Equity Securities, FV-NI, Held-for-investment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromSaleAndMaturityOfTradingSecuritiesHeldforinvestment" xlink:label="loc_us-gaap_ProceedsFromSaleAndMaturityOfTradingSecuritiesHeldforinvestment_DC32588EE606462C921511C502D961D0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromSaleAndMaturityOfTradingSecuritiesHeldforinvestment_DC32588EE606462C921511C502D961D0" xlink:to="lab_us-gaap_ProceedsFromSaleAndMaturityOfTradingSecuritiesHeldforinvestment_DC32588EE606462C921511C502D961D0" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_3FF14D0733CCF37C2FBD11C502DA25E5_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_3FF14D0733CCF37C2FBD11C502DA25E5" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Acquisition of business, net of cash and cash equivalents acquired </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_3FF14D0733CCF37C2FBD11C502DA25E5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_3FF14D0733CCF37C2FBD11C502DA25E5" xlink:to="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_3FF14D0733CCF37C2FBD11C502DA25E5" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_A38CBBC615E6A63EC45B11C502DAD376_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_A38CBBC615E6A63EC45B11C502DAD376" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Purchases of property and equipment </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_A38CBBC615E6A63EC45B11C502DAD376_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_A38CBBC615E6A63EC45B11C502DAD376" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Property, Plant, and Equipment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_A38CBBC615E6A63EC45B11C502DAD376" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_A38CBBC615E6A63EC45B11C502DAD376" xlink:to="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_A38CBBC615E6A63EC45B11C502DAD376" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_26DC00B6E640C72994BA11C502DA7A6C_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_26DC00B6E640C72994BA11C502DA7A6C" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Other investing activities </link:label>
<link:label id="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_26DC00B6E640C72994BA11C502DA7A6C_label_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_26DC00B6E640C72994BA11C502DA7A6C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments for (Proceeds from) Other Investing Activities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_26DC00B6E640C72994BA11C502DA7A6C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_26DC00B6E640C72994BA11C502DA7A6C" xlink:to="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_26DC00B6E640C72994BA11C502DA7A6C" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_42DD032A019C44FA72C711C502DA4B1B_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_42DD032A019C44FA72C711C502DA4B1B" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net cash provided by (used in) investing activities </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_42DD032A019C44FA72C711C502DA4B1B_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_42DD032A019C44FA72C711C502DA4B1B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Investing Activities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_42DD032A019C44FA72C711C502DA4B1B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_42DD032A019C44FA72C711C502DA4B1B" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_42DD032A019C44FA72C711C502DA4B1B" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_588B2F06E2EBFF615AF911C502DA7030_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_588B2F06E2EBFF615AF911C502DA7030" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash flows from financing activities: </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_588B2F06E2EBFF615AF911C502DA7030_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_588B2F06E2EBFF615AF911C502DA7030" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Financing Activities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_588B2F06E2EBFF615AF911C502DA7030" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_588B2F06E2EBFF615AF911C502DA7030" xlink:to="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_588B2F06E2EBFF615AF911C502DA7030" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromRepaymentsOfCommercialPaper_9BC68B2D8687D0952EA111C502DBE97A_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromRepaymentsOfCommercialPaper_9BC68B2D8687D0952EA111C502DBE97A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from (repayments of) commercial paper, net </link:label>
<link:label id="lab_us-gaap_ProceedsFromRepaymentsOfCommercialPaper_9BC68B2D8687D0952EA111C502DBE97A_label_en-US" xlink:label="lab_us-gaap_ProceedsFromRepaymentsOfCommercialPaper_9BC68B2D8687D0952EA111C502DBE97A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from (Repayments of) Commercial Paper </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfCommercialPaper" xlink:label="loc_us-gaap_ProceedsFromRepaymentsOfCommercialPaper_9BC68B2D8687D0952EA111C502DBE97A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromRepaymentsOfCommercialPaper_9BC68B2D8687D0952EA111C502DBE97A" xlink:to="lab_us-gaap_ProceedsFromRepaymentsOfCommercialPaper_9BC68B2D8687D0952EA111C502DBE97A" xlink:type="arc"/>
<link:label id="lab_us-gaap_RepaymentsOfLongTermDebt_3050DF9733C2D115C9C611C502DB81D2_negatedLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermDebt_3050DF9733C2D115C9C611C502DB81D2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Repayments of debt obligations </link:label>
<link:label id="lab_us-gaap_RepaymentsOfLongTermDebt_3050DF9733C2D115C9C611C502DB81D2_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermDebt_3050DF9733C2D115C9C611C502DB81D2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repayments of Long-term Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RepaymentsOfLongTermDebt" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_3050DF9733C2D115C9C611C502DB81D2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepaymentsOfLongTermDebt_3050DF9733C2D115C9C611C502DB81D2" xlink:to="lab_us-gaap_RepaymentsOfLongTermDebt_3050DF9733C2D115C9C611C502DB81D2" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsOfDebtExtinguishmentCosts_7ED6F5865CCB0DFE42A211C502DBA246_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsOfDebtExtinguishmentCosts_7ED6F5865CCB0DFE42A211C502DBA246" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Payment of debt extinguishment cost </link:label>
<link:label id="lab_us-gaap_PaymentsOfDebtExtinguishmentCosts_7ED6F5865CCB0DFE42A211C502DBA246_label_en-US" xlink:label="lab_us-gaap_PaymentsOfDebtExtinguishmentCosts_7ED6F5865CCB0DFE42A211C502DBA246" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payment for Debt Extinguishment or Debt Prepayment Cost </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfDebtExtinguishmentCosts" xlink:label="loc_us-gaap_PaymentsOfDebtExtinguishmentCosts_7ED6F5865CCB0DFE42A211C502DBA246" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsOfDebtExtinguishmentCosts_7ED6F5865CCB0DFE42A211C502DBA246" xlink:to="lab_us-gaap_PaymentsOfDebtExtinguishmentCosts_7ED6F5865CCB0DFE42A211C502DBA246" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt_1F81BA54B4D3F596773011C502DB7486_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt_1F81BA54B4D3F596773011C502DB7486" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from issuances of long-term debt, net of issuance costs </link:label>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt_1F81BA54B4D3F596773011C502DB7486_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt_1F81BA54B4D3F596773011C502DB7486" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Issuance of Senior Long-term Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt_1F81BA54B4D3F596773011C502DB7486" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt_1F81BA54B4D3F596773011C502DB7486" xlink:to="lab_us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt_1F81BA54B4D3F596773011C502DB7486" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_512325C70F70261B3ACB11C502DB7F72_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_512325C70F70261B3ACB11C502DB7F72" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Repurchases of common stock </link:label>
<link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_512325C70F70261B3ACB11C502DB7F72_label_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_512325C70F70261B3ACB11C502DB7F72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments for Repurchase of Common Stock </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_512325C70F70261B3ACB11C502DB7F72" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_512325C70F70261B3ACB11C502DB7F72" xlink:to="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_512325C70F70261B3ACB11C502DB7F72" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsOfDividends_F1684D848302C543725411C502DC427C_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsOfDividends_F1684D848302C543725411C502DC427C" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Dividends paid </link:label>
<link:label id="lab_us-gaap_PaymentsOfDividends_F1684D848302C543725411C502DC427C_label_en-US" xlink:label="lab_us-gaap_PaymentsOfDividends_F1684D848302C543725411C502DC427C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments of Dividends </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfDividends" xlink:label="loc_us-gaap_PaymentsOfDividends_F1684D848302C543725411C502DC427C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsOfDividends_F1684D848302C543725411C502DC427C" xlink:to="lab_us-gaap_PaymentsOfDividends_F1684D848302C543725411C502DC427C" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_DDDE2F8E68824746D6C011C502DCCCE7_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_DDDE2F8E68824746D6C011C502DCCCE7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds received from employee stock activity </link:label>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_DDDE2F8E68824746D6C011C502DCCCE7_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_DDDE2F8E68824746D6C011C502DCCCE7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Issuance of Common Stock </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_DDDE2F8E68824746D6C011C502DCCCE7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_DDDE2F8E68824746D6C011C502DCCCE7" xlink:to="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_DDDE2F8E68824746D6C011C502DCCCE7" xlink:type="arc"/>
<link:label id="lab_ndaq_PaymentsRelatedToEmployeeSharesWithheldForTaxes_054397A6895CEE491A7511C502DCC0C8_negatedLabel_en-US" xlink:label="lab_ndaq_PaymentsRelatedToEmployeeSharesWithheldForTaxes_054397A6895CEE491A7511C502DCC0C8" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Payments related to employee shares withheld for taxes </link:label>
<link:label id="lab_ndaq_PaymentsRelatedToEmployeeSharesWithheldForTaxes_054397A6895CEE491A7511C502DCC0C8_label_en-US" xlink:label="lab_ndaq_PaymentsRelatedToEmployeeSharesWithheldForTaxes_054397A6895CEE491A7511C502DCC0C8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments related to employee shares withheld for taxes </link:label>
<link:label id="lab_ndaq_PaymentsRelatedToEmployeeSharesWithheldForTaxes_054397A6895CEE491A7511C502DCC0C8_documentation_en-US" xlink:label="lab_ndaq_PaymentsRelatedToEmployeeSharesWithheldForTaxes_054397A6895CEE491A7511C502DCC0C8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Payments related to employee shares withheld for taxes </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_PaymentsRelatedToEmployeeSharesWithheldForTaxes" xlink:label="loc_ndaq_PaymentsRelatedToEmployeeSharesWithheldForTaxes_054397A6895CEE491A7511C502DCC0C8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_PaymentsRelatedToEmployeeSharesWithheldForTaxes_054397A6895CEE491A7511C502DCC0C8" xlink:to="lab_ndaq_PaymentsRelatedToEmployeeSharesWithheldForTaxes_054397A6895CEE491A7511C502DCC0C8" xlink:type="arc"/>
<link:label id="lab_ndaq_ProceedsfromDisbursementsofCustomerFunds_8ADE4A3E28D12AF425CA11C502DDF056_terseLabel_en-US" xlink:label="lab_ndaq_ProceedsfromDisbursementsofCustomerFunds_8ADE4A3E28D12AF425CA11C502DDF056" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds of customer funds </link:label>
<link:label id="lab_ndaq_ProceedsfromDisbursementsofCustomerFunds_8ADE4A3E28D12AF425CA11C502DDF056_label_en-US" xlink:label="lab_ndaq_ProceedsfromDisbursementsofCustomerFunds_8ADE4A3E28D12AF425CA11C502DDF056" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from (Disbursements of) Customer Funds </link:label>
<link:label id="lab_ndaq_ProceedsfromDisbursementsofCustomerFunds_8ADE4A3E28D12AF425CA11C502DDF056_documentation_en-US" xlink:label="lab_ndaq_ProceedsfromDisbursementsofCustomerFunds_8ADE4A3E28D12AF425CA11C502DDF056" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Proceeds from (Disbursements of) Customer Funds </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ProceedsfromDisbursementsofCustomerFunds" xlink:label="loc_ndaq_ProceedsfromDisbursementsofCustomerFunds_8ADE4A3E28D12AF425CA11C502DDF056" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ProceedsfromDisbursementsofCustomerFunds_8ADE4A3E28D12AF425CA11C502DDF056" xlink:to="lab_ndaq_ProceedsfromDisbursementsofCustomerFunds_8ADE4A3E28D12AF425CA11C502DDF056" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_93F2013EBAFC51C840D011C502DD09AC_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_93F2013EBAFC51C840D011C502DD09AC" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net cash used in financing activities </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_93F2013EBAFC51C840D011C502DD09AC_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_93F2013EBAFC51C840D011C502DD09AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Financing Activities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_93F2013EBAFC51C840D011C502DD09AC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_93F2013EBAFC51C840D011C502DD09AC" xlink:to="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_93F2013EBAFC51C840D011C502DD09AC" xlink:type="arc"/>
<link:label id="lab_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_38631655F4CDE94C542511C502DD4E1F_terseLabel_en-US" xlink:label="lab_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_38631655F4CDE94C542511C502DD4E1F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Effect of exchange rate changes on cash and cash equivalents and restricted cash </link:label>
<link:label id="lab_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_38631655F4CDE94C542511C502DD4E1F_label_en-US" xlink:label="lab_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_38631655F4CDE94C542511C502DD4E1F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_38631655F4CDE94C542511C502DD4E1F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_38631655F4CDE94C542511C502DD4E1F" xlink:to="lab_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_38631655F4CDE94C542511C502DD4E1F" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_23B13D22306D25AE064511C502DD59A3_totalLabel_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_23B13D22306D25AE064511C502DD59A3" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net decrease in cash and cash equivalents and restricted cash </link:label>
<link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_23B13D22306D25AE064511C502DD59A3_label_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_23B13D22306D25AE064511C502DD59A3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_23B13D22306D25AE064511C502DD59A3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_23B13D22306D25AE064511C502DD59A3" xlink:to="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_23B13D22306D25AE064511C502DD59A3" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_BC1C73A7900AE524B58511C502DE1A72_periodStartLabel_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_BC1C73A7900AE524B58511C502DE1A72" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Cash and cash equivalents and restricted cash at beginning of period </link:label>
<link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_BC1C73A7900AE524B58511C502DE1A72_label_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_BC1C73A7900AE524B58511C502DE1A72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_BC1C73A7900AE524B58511C502DE1A72" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_BC1C73A7900AE524B58511C502DE1A72" xlink:to="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_BC1C73A7900AE524B58511C502DE1A72" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_03B43A747660A67DAD2211C502DE0A1C_periodEndLabel_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_03B43A747660A67DAD2211C502DE0A1C" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Cash and cash equivalents and restricted cash at end of period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_03B43A747660A67DAD2211C502DE0A1C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_03B43A747660A67DAD2211C502DE0A1C" xlink:to="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_03B43A747660A67DAD2211C502DE0A1C" xlink:type="arc"/>
<link:label id="lab_us-gaap_SupplementalCashFlowInformationAbstract_2EF1FEC13280BAA94BF311C502DE45DC_terseLabel_en-US" xlink:label="lab_us-gaap_SupplementalCashFlowInformationAbstract_2EF1FEC13280BAA94BF311C502DE45DC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Supplemental Disclosure Cash Flow Information </link:label>
<link:label id="lab_us-gaap_SupplementalCashFlowInformationAbstract_2EF1FEC13280BAA94BF311C502DE45DC_label_en-US" xlink:label="lab_us-gaap_SupplementalCashFlowInformationAbstract_2EF1FEC13280BAA94BF311C502DE45DC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Supplemental Cash Flow Information [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="loc_us-gaap_SupplementalCashFlowInformationAbstract_2EF1FEC13280BAA94BF311C502DE45DC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_2EF1FEC13280BAA94BF311C502DE45DC" xlink:to="lab_us-gaap_SupplementalCashFlowInformationAbstract_2EF1FEC13280BAA94BF311C502DE45DC" xlink:type="arc"/>
<link:label id="lab_ndaq_SupplementalCashFlowInformationCashPaid_2453671BD8A7308ABD1A11C502DECB25_terseLabel_en-US" xlink:label="lab_ndaq_SupplementalCashFlowInformationCashPaid_2453671BD8A7308ABD1A11C502DECB25" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash paid for: </link:label>
<link:label id="lab_ndaq_SupplementalCashFlowInformationCashPaid_2453671BD8A7308ABD1A11C502DECB25_label_en-US" xlink:label="lab_ndaq_SupplementalCashFlowInformationCashPaid_2453671BD8A7308ABD1A11C502DECB25" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Supplemental Cash Flow Information Cash Paid </link:label>
<link:label id="lab_ndaq_SupplementalCashFlowInformationCashPaid_2453671BD8A7308ABD1A11C502DECB25_documentation_en-US" xlink:label="lab_ndaq_SupplementalCashFlowInformationCashPaid_2453671BD8A7308ABD1A11C502DECB25" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The amount of cash paid during the period. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_SupplementalCashFlowInformationCashPaid" xlink:label="loc_ndaq_SupplementalCashFlowInformationCashPaid_2453671BD8A7308ABD1A11C502DECB25" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_SupplementalCashFlowInformationCashPaid_2453671BD8A7308ABD1A11C502DECB25" xlink:to="lab_ndaq_SupplementalCashFlowInformationCashPaid_2453671BD8A7308ABD1A11C502DECB25" xlink:type="arc"/>
<link:label id="lab_us-gaap_InterestPaidNet_6B09328E595124EB457411C502DFBA66_terseLabel_en-US" xlink:label="lab_us-gaap_InterestPaidNet_6B09328E595124EB457411C502DFBA66" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest </link:label>
<link:label id="lab_us-gaap_InterestPaidNet_6B09328E595124EB457411C502DFBA66_label_en-US" xlink:label="lab_us-gaap_InterestPaidNet_6B09328E595124EB457411C502DFBA66" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Paid, Excluding Capitalized Interest, Operating Activities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestPaidNet" xlink:label="loc_us-gaap_InterestPaidNet_6B09328E595124EB457411C502DFBA66" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestPaidNet_6B09328E595124EB457411C502DFBA66" xlink:to="lab_us-gaap_InterestPaidNet_6B09328E595124EB457411C502DFBA66" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeTaxesPaidNet_DC69C555CE27E796BC5C11C502DF9340_verboseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaidNet_DC69C555CE27E796BC5C11C502DF9340" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Income taxes, net of refund </link:label>
<link:label id="lab_us-gaap_IncomeTaxesPaidNet_DC69C555CE27E796BC5C11C502DF9340_label_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaidNet_DC69C555CE27E796BC5C11C502DF9340" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Taxes Paid, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxesPaidNet" xlink:label="loc_us-gaap_IncomeTaxesPaidNet_DC69C555CE27E796BC5C11C502DF9340" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxesPaidNet_DC69C555CE27E796BC5C11C502DF9340" xlink:to="lab_us-gaap_IncomeTaxesPaidNet_DC69C555CE27E796BC5C11C502DF9340" xlink:type="arc"/>
<link:label id="lab_ndaq_AssetsandLiabilitiesLesseeTableTextBlock_2DE3773CE82291F288FA11C502A2BBA5_terseLabel_en-US" xlink:label="lab_ndaq_AssetsandLiabilitiesLesseeTableTextBlock_2DE3773CE82291F288FA11C502A2BBA5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Supplemental Balance Sheet Information Related to Operating Leases </link:label>
<link:label id="lab_ndaq_AssetsandLiabilitiesLesseeTableTextBlock_2DE3773CE82291F288FA11C502A2BBA5_label_en-US" xlink:label="lab_ndaq_AssetsandLiabilitiesLesseeTableTextBlock_2DE3773CE82291F288FA11C502A2BBA5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets and Liabilities, Lessee [Table Text Block] </link:label>
<link:label id="lab_ndaq_AssetsandLiabilitiesLesseeTableTextBlock_2DE3773CE82291F288FA11C502A2BBA5_documentation_en-US" xlink:label="lab_ndaq_AssetsandLiabilitiesLesseeTableTextBlock_2DE3773CE82291F288FA11C502A2BBA5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Assets and Liabilities, Lessee [Table Text Block] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_AssetsandLiabilitiesLesseeTableTextBlock" xlink:label="loc_ndaq_AssetsandLiabilitiesLesseeTableTextBlock_2DE3773CE82291F288FA11C502A2BBA5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_AssetsandLiabilitiesLesseeTableTextBlock_2DE3773CE82291F288FA11C502A2BBA5" xlink:to="lab_ndaq_AssetsandLiabilitiesLesseeTableTextBlock_2DE3773CE82291F288FA11C502A2BBA5" xlink:type="arc"/>
<link:label id="lab_us-gaap_LeaseCostTableTextBlock_504115D14CF4C98B13FB11C502A37EE9_terseLabel_en-US" xlink:label="lab_us-gaap_LeaseCostTableTextBlock_504115D14CF4C98B13FB11C502A37EE9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Lease Cost and Supplemental Cash Flow Information </link:label>
<link:label id="lab_us-gaap_LeaseCostTableTextBlock_504115D14CF4C98B13FB11C502A37EE9_label_en-US" xlink:label="lab_us-gaap_LeaseCostTableTextBlock_504115D14CF4C98B13FB11C502A37EE9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lease, Cost [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeaseCostTableTextBlock" xlink:label="loc_us-gaap_LeaseCostTableTextBlock_504115D14CF4C98B13FB11C502A37EE9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LeaseCostTableTextBlock_504115D14CF4C98B13FB11C502A37EE9" xlink:to="lab_us-gaap_LeaseCostTableTextBlock_504115D14CF4C98B13FB11C502A37EE9" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_5ABFE72C0169CFB184AA11C502A3D671_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_5ABFE72C0169CFB184AA11C502A3D671" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating Lease Maturity </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_5ABFE72C0169CFB184AA11C502A3D671_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_5ABFE72C0169CFB184AA11C502A3D671" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Maturity [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_5ABFE72C0169CFB184AA11C502A3D671" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_5ABFE72C0169CFB184AA11C502A3D671" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_5ABFE72C0169CFB184AA11C502A3D671" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementOfStockholdersEquityAbstract_5EDB450831A20E8F72F711C502E99270_label_en-US" xlink:label="lab_us-gaap_StatementOfStockholdersEquityAbstract_5EDB450831A20E8F72F711C502E99270" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement of Stockholders' Equity [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract" xlink:label="loc_us-gaap_StatementOfStockholdersEquityAbstract_5EDB450831A20E8F72F711C502E99270" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfStockholdersEquityAbstract_5EDB450831A20E8F72F711C502E99270" xlink:to="lab_us-gaap_StatementOfStockholdersEquityAbstract_5EDB450831A20E8F72F711C502E99270" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementTable_A7AC0086B4C6B3EA4D9D11C502E9A4B2_terseLabel_en-US" xlink:label="lab_us-gaap_StatementTable_A7AC0086B4C6B3EA4D9D11C502E9A4B2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Statement [Table] </link:label>
<link:label id="lab_us-gaap_StatementTable_A7AC0086B4C6B3EA4D9D11C502E9A4B2_label_en-US" xlink:label="lab_us-gaap_StatementTable_A7AC0086B4C6B3EA4D9D11C502E9A4B2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_A7AC0086B4C6B3EA4D9D11C502E9A4B2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementTable_A7AC0086B4C6B3EA4D9D11C502E9A4B2" xlink:to="lab_us-gaap_StatementTable_A7AC0086B4C6B3EA4D9D11C502E9A4B2" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommonStockMember_C986230546D780A710DB11C502EA32D3_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockMember_C986230546D780A710DB11C502EA32D3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock </link:label>
<link:label id="lab_us-gaap_CommonStockMember_C986230546D780A710DB11C502EA32D3_label_en-US" xlink:label="lab_us-gaap_CommonStockMember_C986230546D780A710DB11C502EA32D3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockMember" xlink:label="loc_us-gaap_CommonStockMember_C986230546D780A710DB11C502EA32D3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockMember_C986230546D780A710DB11C502EA32D3" xlink:to="lab_us-gaap_CommonStockMember_C986230546D780A710DB11C502EA32D3" xlink:type="arc"/>
<link:label id="lab_us-gaap_AdditionalPaidInCapitalMember_663A15D20474530A82E911C502EAF5F7_terseLabel_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalMember_663A15D20474530A82E911C502EAF5F7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Additional paid-in capital </link:label>
<link:label id="lab_us-gaap_AdditionalPaidInCapitalMember_663A15D20474530A82E911C502EAF5F7_label_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalMember_663A15D20474530A82E911C502EAF5F7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Additional Paid-in Capital [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_663A15D20474530A82E911C502EAF5F7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdditionalPaidInCapitalMember_663A15D20474530A82E911C502EAF5F7" xlink:to="lab_us-gaap_AdditionalPaidInCapitalMember_663A15D20474530A82E911C502EAF5F7" xlink:type="arc"/>
<link:label id="lab_us-gaap_TreasuryStockMember_65682CC6F411C5847FC411C502EAC01E_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockMember_65682CC6F411C5847FC411C502EAC01E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock in Treasury, at Cost </link:label>
<link:label id="lab_us-gaap_TreasuryStockMember_65682CC6F411C5847FC411C502EAC01E_label_en-US" xlink:label="lab_us-gaap_TreasuryStockMember_65682CC6F411C5847FC411C502EAC01E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Treasury Stock [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TreasuryStockMember" xlink:label="loc_us-gaap_TreasuryStockMember_65682CC6F411C5847FC411C502EAC01E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockMember_65682CC6F411C5847FC411C502EAC01E" xlink:to="lab_us-gaap_TreasuryStockMember_65682CC6F411C5847FC411C502EAC01E" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_FB3879322ECF3FC8FE4F11C502EA8A4C_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_FB3879322ECF3FC8FE4F11C502EA8A4C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated Other Comprehensive Loss </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_FB3879322ECF3FC8FE4F11C502EA8A4C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_FB3879322ECF3FC8FE4F11C502EA8A4C" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_FB3879322ECF3FC8FE4F11C502EA8A4C" xlink:type="arc"/>
<link:label id="lab_us-gaap_RetainedEarningsMember_8B990637A73791371BB611C502EBEBB6_terseLabel_en-US" xlink:label="lab_us-gaap_RetainedEarningsMember_8B990637A73791371BB611C502EBEBB6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Retained Earnings </link:label>
<link:label id="lab_us-gaap_RetainedEarningsMember_8B990637A73791371BB611C502EBEBB6_label_en-US" xlink:label="lab_us-gaap_RetainedEarningsMember_8B990637A73791371BB611C502EBEBB6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Retained Earnings [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="loc_us-gaap_RetainedEarningsMember_8B990637A73791371BB611C502EBEBB6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RetainedEarningsMember_8B990637A73791371BB611C502EBEBB6" xlink:to="lab_us-gaap_RetainedEarningsMember_8B990637A73791371BB611C502EBEBB6" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementLineItems_86EB75DD128D4414B89D11C502EBDF34_terseLabel_en-US" xlink:label="lab_us-gaap_StatementLineItems_86EB75DD128D4414B89D11C502EBDF34" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Statement [Line Items] </link:label>
<link:label id="lab_us-gaap_StatementLineItems_86EB75DD128D4414B89D11C502EBDF34_label_en-US" xlink:label="lab_us-gaap_StatementLineItems_86EB75DD128D4414B89D11C502EBDF34" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_86EB75DD128D4414B89D11C502EBDF34" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementLineItems_86EB75DD128D4414B89D11C502EBDF34" xlink:to="lab_us-gaap_StatementLineItems_86EB75DD128D4414B89D11C502EBDF34" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8A005DE5B9406BE9FCB811C502EB91EC_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8A005DE5B9406BE9FCB811C502EB91EC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Stockholders' Equity [Roll Forward] </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8A005DE5B9406BE9FCB811C502EB91EC_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8A005DE5B9406BE9FCB811C502EB91EC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Stockholders' Equity [Roll Forward] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8A005DE5B9406BE9FCB811C502EB91EC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8A005DE5B9406BE9FCB811C502EB91EC" xlink:to="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8A005DE5B9406BE9FCB811C502EB91EC" xlink:type="arc"/>
<link:label id="lab_us-gaap_SharesOutstanding_27781D2E738EF86B0D1111C502EB0752_periodStartLabel_en-US" xlink:label="lab_us-gaap_SharesOutstanding_27781D2E738EF86B0D1111C502EB0752" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Beginning balance (in shares) </link:label>
<link:label id="lab_us-gaap_SharesOutstanding_27781D2E738EF86B0D1111C502EB0752_label_en-US" xlink:label="lab_us-gaap_SharesOutstanding_27781D2E738EF86B0D1111C502EB0752" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Shares, Outstanding </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharesOutstanding" xlink:label="loc_us-gaap_SharesOutstanding_27781D2E738EF86B0D1111C502EB0752" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharesOutstanding_27781D2E738EF86B0D1111C502EB0752" xlink:to="lab_us-gaap_SharesOutstanding_27781D2E738EF86B0D1111C502EB0752" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_C715D6A4CE3B5CDA008211C502ECCD28_periodStartLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_C715D6A4CE3B5CDA008211C502ECCD28" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Beginning balance </link:label>
<link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_C715D6A4CE3B5CDA008211C502ECCD28_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_C715D6A4CE3B5CDA008211C502ECCD28" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_C715D6A4CE3B5CDA008211C502ECCD28" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_C715D6A4CE3B5CDA008211C502ECCD28" xlink:to="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_C715D6A4CE3B5CDA008211C502ECCD28" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_2F79C74256E7717AB17311C502EC940E_negatedLabel_en-US" xlink:label="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_2F79C74256E7717AB17311C502EC940E" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Shares repurchase program (in shares) </link:label>
<link:label id="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_2F79C74256E7717AB17311C502EC940E_label_en-US" xlink:label="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_2F79C74256E7717AB17311C502EC940E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Repurchased and Retired During Period, Shares </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodShares" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_2F79C74256E7717AB17311C502EC940E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_2F79C74256E7717AB17311C502EC940E" xlink:to="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_2F79C74256E7717AB17311C502EC940E" xlink:type="arc"/>
<link:label id="lab_us-gaap_TreasuryStockValueAcquiredParValueMethod_A6212A84705812459C9711C502EC94A1_negatedLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockValueAcquiredParValueMethod_A6212A84705812459C9711C502EC94A1" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Share repurchase program </link:label>
<link:label id="lab_us-gaap_TreasuryStockValueAcquiredParValueMethod_A6212A84705812459C9711C502EC94A1_label_en-US" xlink:label="lab_us-gaap_TreasuryStockValueAcquiredParValueMethod_A6212A84705812459C9711C502EC94A1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Treasury Stock, Value, Acquired, Par Value Method </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TreasuryStockValueAcquiredParValueMethod" xlink:label="loc_us-gaap_TreasuryStockValueAcquiredParValueMethod_A6212A84705812459C9711C502EC94A1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockValueAcquiredParValueMethod_A6212A84705812459C9711C502EC94A1" xlink:to="lab_us-gaap_TreasuryStockValueAcquiredParValueMethod_A6212A84705812459C9711C502EC94A1" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_5004AC7E926529A1744511C502EC7BFD_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_5004AC7E926529A1744511C502EC7BFD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based compensation (in shares) </link:label>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_5004AC7E926529A1744511C502EC7BFD_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_5004AC7E926529A1744511C502EC7BFD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_5004AC7E926529A1744511C502EC7BFD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_5004AC7E926529A1744511C502EC7BFD" xlink:to="lab_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_5004AC7E926529A1744511C502EC7BFD" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_5D68A98344B1DC3DF1EA11C502EC1683_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_5D68A98344B1DC3DF1EA11C502EC1683" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based compensation </link:label>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_5D68A98344B1DC3DF1EA11C502EC1683_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_5D68A98344B1DC3DF1EA11C502EC1683" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_5D68A98344B1DC3DF1EA11C502EC1683" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_5D68A98344B1DC3DF1EA11C502EC1683" xlink:to="lab_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_5D68A98344B1DC3DF1EA11C502EC1683" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_B805A36214788F48FE9E11C502EC9B3A_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_B805A36214788F48FE9E11C502EC9B3A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock option exercises, net (in shares) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_B805A36214788F48FE9E11C502EC9B3A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_B805A36214788F48FE9E11C502EC9B3A" xlink:to="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_B805A36214788F48FE9E11C502EC9B3A" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_12B41645F29F22752C6F11C502ED8764_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_12B41645F29F22752C6F11C502ED8764" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock option exercises, net </link:label>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_12B41645F29F22752C6F11C502ED8764_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_12B41645F29F22752C6F11C502ED8764" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Value, Stock Options Exercised </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_12B41645F29F22752C6F11C502ED8764" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_12B41645F29F22752C6F11C502ED8764" xlink:to="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_12B41645F29F22752C6F11C502ED8764" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockholdersEquityOtherShares_A16467F36DD68AE9B9D611C502EDA09C_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityOtherShares_A16467F36DD68AE9B9D611C502EDA09C" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Other employee stock activity (in shares) </link:label>
<link:label id="lab_us-gaap_StockholdersEquityOtherShares_A16467F36DD68AE9B9D611C502EDA09C_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityOtherShares_A16467F36DD68AE9B9D611C502EDA09C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity, Other Shares </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquityOtherShares" xlink:label="loc_us-gaap_StockholdersEquityOtherShares_A16467F36DD68AE9B9D611C502EDA09C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityOtherShares_A16467F36DD68AE9B9D611C502EDA09C" xlink:to="lab_us-gaap_StockholdersEquityOtherShares_A16467F36DD68AE9B9D611C502EDA09C" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockholdersEquityOther_A9448AA4F9020005D07211C502ED3EB1_negatedLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityOther_A9448AA4F9020005D07211C502ED3EB1" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Other employee stock activity </link:label>
<link:label id="lab_us-gaap_StockholdersEquityOther_A9448AA4F9020005D07211C502ED3EB1_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityOther_A9448AA4F9020005D07211C502ED3EB1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity, Other </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquityOther" xlink:label="loc_us-gaap_StockholdersEquityOther_A9448AA4F9020005D07211C502ED3EB1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityOther_A9448AA4F9020005D07211C502ED3EB1" xlink:to="lab_us-gaap_StockholdersEquityOther_A9448AA4F9020005D07211C502ED3EB1" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_3222271756F1F132537C11C502EE7790_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_3222271756F1F132537C11C502EE7790" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other comprehensive income (loss) </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_3222271756F1F132537C11C502EE7790_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_3222271756F1F132537C11C502EE7790" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Net of Tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_3222271756F1F132537C11C502EE7790" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_3222271756F1F132537C11C502EE7790" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_3222271756F1F132537C11C502EE7790" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProfitLoss_7B69C509771A42B8492D11C502EE7E8A_verboseLabel_en-US" xlink:label="lab_us-gaap_ProfitLoss_7B69C509771A42B8492D11C502EE7E8A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Net income </link:label>
<link:label id="lab_us-gaap_ProfitLoss_7B69C509771A42B8492D11C502EE7E8A_label_en-US" xlink:label="lab_us-gaap_ProfitLoss_7B69C509771A42B8492D11C502EE7E8A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Income (Loss), Including Portion Attributable to Noncontrolling Interest </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_us-gaap_ProfitLoss_7B69C509771A42B8492D11C502EE7E8A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProfitLoss_7B69C509771A42B8492D11C502EE7E8A" xlink:to="lab_us-gaap_ProfitLoss_7B69C509771A42B8492D11C502EE7E8A" xlink:type="arc"/>
<link:label id="lab_us-gaap_DividendsCommonStockCash_8ACA19DB53B1CA586ECA11C502EE50C1_negatedLabel_en-US" xlink:label="lab_us-gaap_DividendsCommonStockCash_8ACA19DB53B1CA586ECA11C502EE50C1" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Cash dividends declared per common share </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DividendsCommonStockCash" xlink:label="loc_us-gaap_DividendsCommonStockCash_8ACA19DB53B1CA586ECA11C502EE50C1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DividendsCommonStockCash_8ACA19DB53B1CA586ECA11C502EE50C1" xlink:to="lab_us-gaap_DividendsCommonStockCash_8ACA19DB53B1CA586ECA11C502EE50C1" xlink:type="arc"/>
<link:label id="lab_us-gaap_SharesOutstanding_DE315309A7FAFBC5600911C502EEDC65_periodEndLabel_en-US" xlink:label="lab_us-gaap_SharesOutstanding_DE315309A7FAFBC5600911C502EEDC65" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Ending balance (in shares) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharesOutstanding" xlink:label="loc_us-gaap_SharesOutstanding_DE315309A7FAFBC5600911C502EEDC65" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharesOutstanding_DE315309A7FAFBC5600911C502EEDC65" xlink:to="lab_us-gaap_SharesOutstanding_DE315309A7FAFBC5600911C502EEDC65" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_54FDCBE58F0A042162EF11C502EEE110_periodEndLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_54FDCBE58F0A042162EF11C502EEE110" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Ending balance </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_54FDCBE58F0A042162EF11C502EEE110" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_54FDCBE58F0A042162EF11C502EEE110" xlink:to="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_54FDCBE58F0A042162EF11C502EEE110" xlink:type="arc"/>
<link:label id="lab_us-gaap_TreasuryStockSharesAcquired_ACCC365E1FA6F2F93B6D11C500C561E7_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockSharesAcquired_ACCC365E1FA6F2F93B6D11C500C561E7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of shares of common stock repurchased (in shares) </link:label>
<link:label id="lab_us-gaap_TreasuryStockSharesAcquired_ACCC365E1FA6F2F93B6D11C500C561E7_label_en-US" xlink:label="lab_us-gaap_TreasuryStockSharesAcquired_ACCC365E1FA6F2F93B6D11C500C561E7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Treasury Stock, Shares, Acquired </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TreasuryStockSharesAcquired" xlink:label="loc_us-gaap_TreasuryStockSharesAcquired_ACCC365E1FA6F2F93B6D11C500C561E7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockSharesAcquired_ACCC365E1FA6F2F93B6D11C500C561E7" xlink:to="lab_us-gaap_TreasuryStockSharesAcquired_ACCC365E1FA6F2F93B6D11C500C561E7" xlink:type="arc"/>
<link:label id="lab_us-gaap_TreasuryStockAcquiredAverageCostPerShare_73F401021921998EA0CF11C500C57C3B_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockAcquiredAverageCostPerShare_73F401021921998EA0CF11C500C57C3B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Average price paid per share (in dollars per share) </link:label>
<link:label id="lab_us-gaap_TreasuryStockAcquiredAverageCostPerShare_73F401021921998EA0CF11C500C57C3B_label_en-US" xlink:label="lab_us-gaap_TreasuryStockAcquiredAverageCostPerShare_73F401021921998EA0CF11C500C57C3B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Treasury Stock Acquired, Average Cost Per Share </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TreasuryStockAcquiredAverageCostPerShare" xlink:label="loc_us-gaap_TreasuryStockAcquiredAverageCostPerShare_73F401021921998EA0CF11C500C57C3B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockAcquiredAverageCostPerShare_73F401021921998EA0CF11C500C57C3B" xlink:to="lab_us-gaap_TreasuryStockAcquiredAverageCostPerShare_73F401021921998EA0CF11C500C57C3B" xlink:type="arc"/>
<link:label id="lab_us-gaap_TreasuryStockValueAcquiredParValueMethod_A94BB82CBD808EC816FE11C500C5FB78_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockValueAcquiredParValueMethod_A94BB82CBD808EC816FE11C500C5FB78" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total purchase price (in millions) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TreasuryStockValueAcquiredParValueMethod" xlink:label="loc_us-gaap_TreasuryStockValueAcquiredParValueMethod_A94BB82CBD808EC816FE11C500C5FB78" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockValueAcquiredParValueMethod_A94BB82CBD808EC816FE11C500C5FB78" xlink:to="lab_us-gaap_TreasuryStockValueAcquiredParValueMethod_A94BB82CBD808EC816FE11C500C5FB78" xlink:type="arc"/>
<link:label id="lab_ndaq_ScheduleOfShareBasedCompensationExpenseResultingFromEquityAwardsTableTextBlock_AA0251F323E1AC4EE36611C5013F61EA_terseLabel_en-US" xlink:label="lab_ndaq_ScheduleOfShareBasedCompensationExpenseResultingFromEquityAwardsTableTextBlock_AA0251F323E1AC4EE36611C5013F61EA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Summary of Share-Based Compensation Expense </link:label>
<link:label id="lab_ndaq_ScheduleOfShareBasedCompensationExpenseResultingFromEquityAwardsTableTextBlock_AA0251F323E1AC4EE36611C5013F61EA_label_en-US" xlink:label="lab_ndaq_ScheduleOfShareBasedCompensationExpenseResultingFromEquityAwardsTableTextBlock_AA0251F323E1AC4EE36611C5013F61EA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule Of Share Based Compensation Expense Resulting From Equity Awards [Table Text Block] </link:label>
<link:label id="lab_ndaq_ScheduleOfShareBasedCompensationExpenseResultingFromEquityAwardsTableTextBlock_AA0251F323E1AC4EE36611C5013F61EA_documentation_en-US" xlink:label="lab_ndaq_ScheduleOfShareBasedCompensationExpenseResultingFromEquityAwardsTableTextBlock_AA0251F323E1AC4EE36611C5013F61EA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Schedule of Share-Based Compensation Expense Resulting From Equity Awards [Text Block] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ScheduleOfShareBasedCompensationExpenseResultingFromEquityAwardsTableTextBlock" xlink:label="loc_ndaq_ScheduleOfShareBasedCompensationExpenseResultingFromEquityAwardsTableTextBlock_AA0251F323E1AC4EE36611C5013F61EA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ScheduleOfShareBasedCompensationExpenseResultingFromEquityAwardsTableTextBlock_AA0251F323E1AC4EE36611C5013F61EA" xlink:to="lab_ndaq_ScheduleOfShareBasedCompensationExpenseResultingFromEquityAwardsTableTextBlock_AA0251F323E1AC4EE36611C5013F61EA" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_0CD3416D47DEA8D79C9111C5013F66E0_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_0CD3416D47DEA8D79C9111C5013F66E0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Summary of Restricted Stock Activity </link:label>
<link:label id="lab_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_0CD3416D47DEA8D79C9111C5013F66E0_label_en-US" xlink:label="lab_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_0CD3416D47DEA8D79C9111C5013F66E0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_0CD3416D47DEA8D79C9111C5013F66E0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_0CD3416D47DEA8D79C9111C5013F66E0" xlink:to="lab_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_0CD3416D47DEA8D79C9111C5013F66E0" xlink:type="arc"/>
<link:label id="lab_ndaq_ScheduleofWeightedAverageAssumptionsUsedtoDeterminetheWeightedAverageFairValuesTableTextBlock_0B6518A471938BA1208711C5013F120F_terseLabel_en-US" xlink:label="lab_ndaq_ScheduleofWeightedAverageAssumptionsUsedtoDeterminetheWeightedAverageFairValuesTableTextBlock_0B6518A471938BA1208711C5013F120F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Weighted-Average Assumptions Used to Determine the Weighted-Average Fair Values </link:label>
<link:label id="lab_ndaq_ScheduleofWeightedAverageAssumptionsUsedtoDeterminetheWeightedAverageFairValuesTableTextBlock_0B6518A471938BA1208711C5013F120F_label_en-US" xlink:label="lab_ndaq_ScheduleofWeightedAverageAssumptionsUsedtoDeterminetheWeightedAverageFairValuesTableTextBlock_0B6518A471938BA1208711C5013F120F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Weighted-Average Assumptions Used to Determine the Weighted- Average Fair Values [Table Text Block] </link:label>
<link:label id="lab_ndaq_ScheduleofWeightedAverageAssumptionsUsedtoDeterminetheWeightedAverageFairValuesTableTextBlock_0B6518A471938BA1208711C5013F120F_documentation_en-US" xlink:label="lab_ndaq_ScheduleofWeightedAverageAssumptionsUsedtoDeterminetheWeightedAverageFairValuesTableTextBlock_0B6518A471938BA1208711C5013F120F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Weighted Average Estimated Fair Value Table </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ScheduleofWeightedAverageAssumptionsUsedtoDeterminetheWeightedAverageFairValuesTableTextBlock" xlink:label="loc_ndaq_ScheduleofWeightedAverageAssumptionsUsedtoDeterminetheWeightedAverageFairValuesTableTextBlock_0B6518A471938BA1208711C5013F120F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ScheduleofWeightedAverageAssumptionsUsedtoDeterminetheWeightedAverageFairValuesTableTextBlock_0B6518A471938BA1208711C5013F120F" xlink:to="lab_ndaq_ScheduleofWeightedAverageAssumptionsUsedtoDeterminetheWeightedAverageFairValuesTableTextBlock_0B6518A471938BA1208711C5013F120F" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationPerformanceSharesAwardUnvestedActivityTableTextBlock_635C1F9F2A8ED4C62E6E11C5013F7231_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationPerformanceSharesAwardUnvestedActivityTableTextBlock_635C1F9F2A8ED4C62E6E11C5013F7231" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Summary of PSU Activity </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationPerformanceSharesAwardUnvestedActivityTableTextBlock_635C1F9F2A8ED4C62E6E11C5013F7231_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationPerformanceSharesAwardUnvestedActivityTableTextBlock_635C1F9F2A8ED4C62E6E11C5013F7231" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Payment Arrangement, Performance Shares, Activity [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationPerformanceSharesAwardUnvestedActivityTableTextBlock" xlink:label="loc_us-gaap_ShareBasedCompensationPerformanceSharesAwardUnvestedActivityTableTextBlock_635C1F9F2A8ED4C62E6E11C5013F7231" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationPerformanceSharesAwardUnvestedActivityTableTextBlock_635C1F9F2A8ED4C62E6E11C5013F7231" xlink:to="lab_us-gaap_ShareBasedCompensationPerformanceSharesAwardUnvestedActivityTableTextBlock_635C1F9F2A8ED4C62E6E11C5013F7231" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_0E188E0AD0404801324411C50140AA9A_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_0E188E0AD0404801324411C50140AA9A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Summary of Stock Options, Valuation Assumptions </link:label>
<link:label id="lab_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_0E188E0AD0404801324411C50140AA9A_label_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_0E188E0AD0404801324411C50140AA9A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_0E188E0AD0404801324411C50140AA9A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_0E188E0AD0404801324411C50140AA9A" xlink:to="lab_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_0E188E0AD0404801324411C50140AA9A" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_152E34F1D112B86AB5E611C50140DBDA_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_152E34F1D112B86AB5E611C50140DBDA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Summary of Stock Option Activity </link:label>
<link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_152E34F1D112B86AB5E611C50140DBDA_label_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_152E34F1D112B86AB5E611C50140DBDA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Payment Arrangement, Option, Activity [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_152E34F1D112B86AB5E611C50140DBDA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_152E34F1D112B86AB5E611C50140DBDA" xlink:to="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_152E34F1D112B86AB5E611C50140DBDA" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentInterestRateEffectivePercentage_F76C5385D5D265C9693B11E860B2CC0D_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateEffectivePercentage_F76C5385D5D265C9693B11E860B2CC0D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maximum interest rate on debt instrument </link:label>
<link:label id="lab_us-gaap_DebtInstrumentInterestRateEffectivePercentage_F76C5385D5D265C9693B11E860B2CC0D_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateEffectivePercentage_F76C5385D5D265C9693B11E860B2CC0D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Interest Rate, Effective Percentage </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentage" xlink:label="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_F76C5385D5D265C9693B11E860B2CC0D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_F76C5385D5D265C9693B11E860B2CC0D" xlink:to="lab_us-gaap_DebtInstrumentInterestRateEffectivePercentage_F76C5385D5D265C9693B11E860B2CC0D" xlink:type="arc"/>
<link:label id="lab_ndaq_PaymentsAccretionsAndOtherofLongtermDebt_3CA3A0464F6550A9437E11E860B2EB2A_terseLabel_en-US" xlink:label="lab_ndaq_PaymentsAccretionsAndOtherofLongtermDebt_3CA3A0464F6550A9437E11E860B2EB2A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Decrease in carrying amount </link:label>
<link:label id="lab_ndaq_PaymentsAccretionsAndOtherofLongtermDebt_3CA3A0464F6550A9437E11E860B2EB2A_label_en-US" xlink:label="lab_ndaq_PaymentsAccretionsAndOtherofLongtermDebt_3CA3A0464F6550A9437E11E860B2EB2A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments (Accretions) And Other of Long-term Debt </link:label>
<link:label id="lab_ndaq_PaymentsAccretionsAndOtherofLongtermDebt_3CA3A0464F6550A9437E11E860B2EB2A_documentation_en-US" xlink:label="lab_ndaq_PaymentsAccretionsAndOtherofLongtermDebt_3CA3A0464F6550A9437E11E860B2EB2A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Payments (Accretions) And Other of Long-term Debt </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_PaymentsAccretionsAndOtherofLongtermDebt" xlink:label="loc_ndaq_PaymentsAccretionsAndOtherofLongtermDebt_3CA3A0464F6550A9437E11E860B2EB2A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_PaymentsAccretionsAndOtherofLongtermDebt_3CA3A0464F6550A9437E11E860B2EB2A" xlink:to="lab_ndaq_PaymentsAccretionsAndOtherofLongtermDebt_3CA3A0464F6550A9437E11E860B2EB2A" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeStatementAbstract_1B0D82ECC4FE7611CD9111C503031CC4_label_en-US" xlink:label="lab_us-gaap_IncomeStatementAbstract_1B0D82ECC4FE7611CD9111C503031CC4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Statement [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="loc_us-gaap_IncomeStatementAbstract_1B0D82ECC4FE7611CD9111C503031CC4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementAbstract_1B0D82ECC4FE7611CD9111C503031CC4" xlink:to="lab_us-gaap_IncomeStatementAbstract_1B0D82ECC4FE7611CD9111C503031CC4" xlink:type="arc"/>
<link:label id="lab_ndaq_MarketServicesMember_DAA0200A1686603188A711C50304F90A_verboseLabel_en-US" xlink:label="lab_ndaq_MarketServicesMember_DAA0200A1686603188A711C50304F90A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Market Services </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_MarketServicesMember" xlink:label="loc_ndaq_MarketServicesMember_DAA0200A1686603188A711C50304F90A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_MarketServicesMember_DAA0200A1686603188A711C50304F90A" xlink:to="lab_ndaq_MarketServicesMember_DAA0200A1686603188A711C50304F90A" xlink:type="arc"/>
<link:label id="lab_ndaq_CorporateServicesMember_15C3F882F7F56EE7369611C50305D9C0_verboseLabel_en-US" xlink:label="lab_ndaq_CorporateServicesMember_15C3F882F7F56EE7369611C50305D9C0" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Corporate Services </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_CorporateServicesMember" xlink:label="loc_ndaq_CorporateServicesMember_15C3F882F7F56EE7369611C50305D9C0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_CorporateServicesMember_15C3F882F7F56EE7369611C50305D9C0" xlink:to="lab_ndaq_CorporateServicesMember_15C3F882F7F56EE7369611C50305D9C0" xlink:type="arc"/>
<link:label id="lab_ndaq_InformationServicesMember_48708FC3C23214D583D511C50305854F_terseLabel_en-US" xlink:label="lab_ndaq_InformationServicesMember_48708FC3C23214D583D511C50305854F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Information Services </link:label>
<link:label id="lab_ndaq_InformationServicesMember_48708FC3C23214D583D511C50305854F_label_en-US" xlink:label="lab_ndaq_InformationServicesMember_48708FC3C23214D583D511C50305854F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Information Services [Member] </link:label>
<link:label id="lab_ndaq_InformationServicesMember_48708FC3C23214D583D511C50305854F_documentation_en-US" xlink:label="lab_ndaq_InformationServicesMember_48708FC3C23214D583D511C50305854F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Information Services [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_InformationServicesMember" xlink:label="loc_ndaq_InformationServicesMember_48708FC3C23214D583D511C50305854F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_InformationServicesMember_48708FC3C23214D583D511C50305854F" xlink:to="lab_ndaq_InformationServicesMember_48708FC3C23214D583D511C50305854F" xlink:type="arc"/>
<link:label id="lab_us-gaap_TechnologyServiceMember_7278944CE74BDC3EC4B811C5030529B1_terseLabel_en-US" xlink:label="lab_us-gaap_TechnologyServiceMember_7278944CE74BDC3EC4B811C5030529B1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Market Technology </link:label>
<link:label id="lab_us-gaap_TechnologyServiceMember_7278944CE74BDC3EC4B811C5030529B1_label_en-US" xlink:label="lab_us-gaap_TechnologyServiceMember_7278944CE74BDC3EC4B811C5030529B1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Technology Service [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TechnologyServiceMember" xlink:label="loc_us-gaap_TechnologyServiceMember_7278944CE74BDC3EC4B811C5030529B1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TechnologyServiceMember_7278944CE74BDC3EC4B811C5030529B1" xlink:to="lab_us-gaap_TechnologyServiceMember_7278944CE74BDC3EC4B811C5030529B1" xlink:type="arc"/>
<link:label id="lab_us-gaap_ServiceOtherMember_6A9A508A7D7BE0C0163211C5030543FA_terseLabel_en-US" xlink:label="lab_us-gaap_ServiceOtherMember_6A9A508A7D7BE0C0163211C5030543FA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other revenues </link:label>
<link:label id="lab_us-gaap_ServiceOtherMember_6A9A508A7D7BE0C0163211C5030543FA_label_en-US" xlink:label="lab_us-gaap_ServiceOtherMember_6A9A508A7D7BE0C0163211C5030543FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Service, Other [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ServiceOtherMember" xlink:label="loc_us-gaap_ServiceOtherMember_6A9A508A7D7BE0C0163211C5030543FA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ServiceOtherMember_6A9A508A7D7BE0C0163211C5030543FA" xlink:to="lab_us-gaap_ServiceOtherMember_6A9A508A7D7BE0C0163211C5030543FA" xlink:type="arc"/>
<link:label id="lab_us-gaap_RevenuesAbstract_B4AB823CFC29A93B095B11C50305C239_terseLabel_en-US" xlink:label="lab_us-gaap_RevenuesAbstract_B4AB823CFC29A93B095B11C50305C239" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenues: </link:label>
<link:label id="lab_us-gaap_RevenuesAbstract_B4AB823CFC29A93B095B11C50305C239_label_en-US" xlink:label="lab_us-gaap_RevenuesAbstract_B4AB823CFC29A93B095B11C50305C239" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenues [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenuesAbstract" xlink:label="loc_us-gaap_RevenuesAbstract_B4AB823CFC29A93B095B11C50305C239" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenuesAbstract_B4AB823CFC29A93B095B11C50305C239" xlink:to="lab_us-gaap_RevenuesAbstract_B4AB823CFC29A93B095B11C50305C239" xlink:type="arc"/>
<link:label id="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_2D4F161306E96EA99F0B11C50306FCC9_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_2D4F161306E96EA99F0B11C50306FCC9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total revenues </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_2D4F161306E96EA99F0B11C50306FCC9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_2D4F161306E96EA99F0B11C50306FCC9" xlink:to="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_2D4F161306E96EA99F0B11C50306FCC9" xlink:type="arc"/>
<link:label id="lab_us-gaap_CostOfRevenueAbstract_87B0F37C6BD10BAF06D311C503065380_terseLabel_en-US" xlink:label="lab_us-gaap_CostOfRevenueAbstract_87B0F37C6BD10BAF06D311C503065380" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Transaction-based expenses: </link:label>
<link:label id="lab_us-gaap_CostOfRevenueAbstract_87B0F37C6BD10BAF06D311C503065380_label_en-US" xlink:label="lab_us-gaap_CostOfRevenueAbstract_87B0F37C6BD10BAF06D311C503065380" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cost of Revenue [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CostOfRevenueAbstract" xlink:label="loc_us-gaap_CostOfRevenueAbstract_87B0F37C6BD10BAF06D311C503065380" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CostOfRevenueAbstract_87B0F37C6BD10BAF06D311C503065380" xlink:to="lab_us-gaap_CostOfRevenueAbstract_87B0F37C6BD10BAF06D311C503065380" xlink:type="arc"/>
<link:label id="lab_ndaq_TransactionRebate_5006D594B409925870EA11C50306768D_negatedLabel_en-US" xlink:label="lab_ndaq_TransactionRebate_5006D594B409925870EA11C50306768D" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Transaction rebates </link:label>
<link:label id="lab_ndaq_TransactionRebate_5006D594B409925870EA11C50306768D_label_en-US" xlink:label="lab_ndaq_TransactionRebate_5006D594B409925870EA11C50306768D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Transaction Rebate </link:label>
<link:label id="lab_ndaq_TransactionRebate_5006D594B409925870EA11C50306768D_documentation_en-US" xlink:label="lab_ndaq_TransactionRebate_5006D594B409925870EA11C50306768D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> We credit a portion of the per share execution charge to market participants and record the transaction rebate as a cost of revenues in the Consolidated Statements of Income. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_TransactionRebate" xlink:label="loc_ndaq_TransactionRebate_5006D594B409925870EA11C50306768D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_TransactionRebate_5006D594B409925870EA11C50306768D" xlink:to="lab_ndaq_TransactionRebate_5006D594B409925870EA11C50306768D" xlink:type="arc"/>
<link:label id="lab_us-gaap_FloorBrokerageExchangeAndClearanceFees_20003720A9227CFCDB2A11C503065818_negatedLabel_en-US" xlink:label="lab_us-gaap_FloorBrokerageExchangeAndClearanceFees_20003720A9227CFCDB2A11C503065818" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Brokerage, clearance and exchange fees </link:label>
<link:label id="lab_us-gaap_FloorBrokerageExchangeAndClearanceFees_20003720A9227CFCDB2A11C503065818_label_en-US" xlink:label="lab_us-gaap_FloorBrokerageExchangeAndClearanceFees_20003720A9227CFCDB2A11C503065818" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Floor Brokerage, Exchange and Clearance Fees </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FloorBrokerageExchangeAndClearanceFees" xlink:label="loc_us-gaap_FloorBrokerageExchangeAndClearanceFees_20003720A9227CFCDB2A11C503065818" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FloorBrokerageExchangeAndClearanceFees_20003720A9227CFCDB2A11C503065818" xlink:to="lab_us-gaap_FloorBrokerageExchangeAndClearanceFees_20003720A9227CFCDB2A11C503065818" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingExpensesAbstract_FD856FE8C905684FEAAD11C503078CC6_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingExpensesAbstract_FD856FE8C905684FEAAD11C503078CC6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating expenses: </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingExpensesAbstract" xlink:label="loc_us-gaap_OperatingExpensesAbstract_FD856FE8C905684FEAAD11C503078CC6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingExpensesAbstract_FD856FE8C905684FEAAD11C503078CC6" xlink:to="lab_us-gaap_OperatingExpensesAbstract_FD856FE8C905684FEAAD11C503078CC6" xlink:type="arc"/>
<link:label id="lab_us-gaap_LaborAndRelatedExpense_05D253F4162CD709A67011C503071317_terseLabel_en-US" xlink:label="lab_us-gaap_LaborAndRelatedExpense_05D253F4162CD709A67011C503071317" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Compensation and benefits </link:label>
<link:label id="lab_us-gaap_LaborAndRelatedExpense_05D253F4162CD709A67011C503071317_label_en-US" xlink:label="lab_us-gaap_LaborAndRelatedExpense_05D253F4162CD709A67011C503071317" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Labor and Related Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LaborAndRelatedExpense" xlink:label="loc_us-gaap_LaborAndRelatedExpense_05D253F4162CD709A67011C503071317" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LaborAndRelatedExpense_05D253F4162CD709A67011C503071317" xlink:to="lab_us-gaap_LaborAndRelatedExpense_05D253F4162CD709A67011C503071317" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProfessionalFees_D6B96BFB8E2FA04288D511C503073140_terseLabel_en-US" xlink:label="lab_us-gaap_ProfessionalFees_D6B96BFB8E2FA04288D511C503073140" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Professional and contract services </link:label>
<link:label id="lab_us-gaap_ProfessionalFees_D6B96BFB8E2FA04288D511C503073140_label_en-US" xlink:label="lab_us-gaap_ProfessionalFees_D6B96BFB8E2FA04288D511C503073140" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Professional Fees </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProfessionalFees" xlink:label="loc_us-gaap_ProfessionalFees_D6B96BFB8E2FA04288D511C503073140" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProfessionalFees_D6B96BFB8E2FA04288D511C503073140" xlink:to="lab_us-gaap_ProfessionalFees_D6B96BFB8E2FA04288D511C503073140" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommunicationsAndInformationTechnology_0196073F78760B4023C111C5030771C8_terseLabel_en-US" xlink:label="lab_us-gaap_CommunicationsAndInformationTechnology_0196073F78760B4023C111C5030771C8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Computer operations and data communications </link:label>
<link:label id="lab_us-gaap_CommunicationsAndInformationTechnology_0196073F78760B4023C111C5030771C8_label_en-US" xlink:label="lab_us-gaap_CommunicationsAndInformationTechnology_0196073F78760B4023C111C5030771C8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Communications and Information Technology </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommunicationsAndInformationTechnology" xlink:label="loc_us-gaap_CommunicationsAndInformationTechnology_0196073F78760B4023C111C5030771C8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommunicationsAndInformationTechnology_0196073F78760B4023C111C5030771C8" xlink:to="lab_us-gaap_CommunicationsAndInformationTechnology_0196073F78760B4023C111C5030771C8" xlink:type="arc"/>
<link:label id="lab_us-gaap_OccupancyNet_309A471E48172307B66111C5030799C5_terseLabel_en-US" xlink:label="lab_us-gaap_OccupancyNet_309A471E48172307B66111C5030799C5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Occupancy </link:label>
<link:label id="lab_us-gaap_OccupancyNet_309A471E48172307B66111C5030799C5_label_en-US" xlink:label="lab_us-gaap_OccupancyNet_309A471E48172307B66111C5030799C5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Occupancy, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OccupancyNet" xlink:label="loc_us-gaap_OccupancyNet_309A471E48172307B66111C5030799C5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OccupancyNet_309A471E48172307B66111C5030799C5" xlink:to="lab_us-gaap_OccupancyNet_309A471E48172307B66111C5030799C5" xlink:type="arc"/>
<link:label id="lab_us-gaap_GeneralAndAdministrativeExpense_21484290BF0CF715914211C503087058_terseLabel_en-US" xlink:label="lab_us-gaap_GeneralAndAdministrativeExpense_21484290BF0CF715914211C503087058" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> General, administrative and other </link:label>
<link:label id="lab_us-gaap_GeneralAndAdministrativeExpense_21484290BF0CF715914211C503087058_label_en-US" xlink:label="lab_us-gaap_GeneralAndAdministrativeExpense_21484290BF0CF715914211C503087058" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> General and Administrative Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GeneralAndAdministrativeExpense" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpense_21484290BF0CF715914211C503087058" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GeneralAndAdministrativeExpense_21484290BF0CF715914211C503087058" xlink:to="lab_us-gaap_GeneralAndAdministrativeExpense_21484290BF0CF715914211C503087058" xlink:type="arc"/>
<link:label id="lab_us-gaap_MarketingAndAdvertisingExpense_9C33F097427F266AAA4511C50308C3A7_terseLabel_en-US" xlink:label="lab_us-gaap_MarketingAndAdvertisingExpense_9C33F097427F266AAA4511C50308C3A7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Marketing and advertising </link:label>
<link:label id="lab_us-gaap_MarketingAndAdvertisingExpense_9C33F097427F266AAA4511C50308C3A7_label_en-US" xlink:label="lab_us-gaap_MarketingAndAdvertisingExpense_9C33F097427F266AAA4511C50308C3A7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Marketing and Advertising Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MarketingAndAdvertisingExpense" xlink:label="loc_us-gaap_MarketingAndAdvertisingExpense_9C33F097427F266AAA4511C50308C3A7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MarketingAndAdvertisingExpense_9C33F097427F266AAA4511C50308C3A7" xlink:to="lab_us-gaap_MarketingAndAdvertisingExpense_9C33F097427F266AAA4511C50308C3A7" xlink:type="arc"/>
<link:label id="lab_us-gaap_DepreciationAndAmortization_1C64D33491108B07820211C503081692_terseLabel_en-US" xlink:label="lab_us-gaap_DepreciationAndAmortization_1C64D33491108B07820211C503081692" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Depreciation and amortization </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DepreciationAndAmortization" xlink:label="loc_us-gaap_DepreciationAndAmortization_1C64D33491108B07820211C503081692" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DepreciationAndAmortization_1C64D33491108B07820211C503081692" xlink:to="lab_us-gaap_DepreciationAndAmortization_1C64D33491108B07820211C503081692" xlink:type="arc"/>
<link:label id="lab_ndaq_RegulatoryOperatingExpense_E995F39178755D1ECCED11C5030875FA_terseLabel_en-US" xlink:label="lab_ndaq_RegulatoryOperatingExpense_E995F39178755D1ECCED11C5030875FA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Regulatory </link:label>
<link:label id="lab_ndaq_RegulatoryOperatingExpense_E995F39178755D1ECCED11C5030875FA_label_en-US" xlink:label="lab_ndaq_RegulatoryOperatingExpense_E995F39178755D1ECCED11C5030875FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Regulatory Operating Expense </link:label>
<link:label id="lab_ndaq_RegulatoryOperatingExpense_E995F39178755D1ECCED11C5030875FA_documentation_en-US" xlink:label="lab_ndaq_RegulatoryOperatingExpense_E995F39178755D1ECCED11C5030875FA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Regulatory expense includes cost incurred during the period associated with regulation of trading activity and the surveillance and investigation functions of Nasdaq. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_RegulatoryOperatingExpense" xlink:label="loc_ndaq_RegulatoryOperatingExpense_E995F39178755D1ECCED11C5030875FA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_RegulatoryOperatingExpense_E995F39178755D1ECCED11C5030875FA" xlink:to="lab_ndaq_RegulatoryOperatingExpense_E995F39178755D1ECCED11C5030875FA" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessCombinationAcquisitionRelatedCosts_1938423951370EB6FF6411C503088CF4_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationAcquisitionRelatedCosts_1938423951370EB6FF6411C503088CF4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Merger and strategic initiatives </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationAcquisitionRelatedCosts" xlink:label="loc_us-gaap_BusinessCombinationAcquisitionRelatedCosts_1938423951370EB6FF6411C503088CF4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationAcquisitionRelatedCosts_1938423951370EB6FF6411C503088CF4" xlink:to="lab_us-gaap_BusinessCombinationAcquisitionRelatedCosts_1938423951370EB6FF6411C503088CF4" xlink:type="arc"/>
<link:label id="lab_us-gaap_RestructuringCharges_7E5D00A8FC8D1D77478A11C503088C75_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCharges_7E5D00A8FC8D1D77478A11C503088C75" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restructuring charges </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringCharges" xlink:label="loc_us-gaap_RestructuringCharges_7E5D00A8FC8D1D77478A11C503088C75" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCharges_7E5D00A8FC8D1D77478A11C503088C75" xlink:to="lab_us-gaap_RestructuringCharges_7E5D00A8FC8D1D77478A11C503088C75" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingExpenses_CC86E19479DC9C71C1D011C503099A61_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingExpenses_CC86E19479DC9C71C1D011C503099A61" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total operating expenses </link:label>
<link:label id="lab_us-gaap_OperatingExpenses_CC86E19479DC9C71C1D011C503099A61_label_en-US" xlink:label="lab_us-gaap_OperatingExpenses_CC86E19479DC9C71C1D011C503099A61" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Expenses </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingExpenses" xlink:label="loc_us-gaap_OperatingExpenses_CC86E19479DC9C71C1D011C503099A61" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingExpenses_CC86E19479DC9C71C1D011C503099A61" xlink:to="lab_us-gaap_OperatingExpenses_CC86E19479DC9C71C1D011C503099A61" xlink:type="arc"/>
<link:label id="lab_us-gaap_InvestmentIncomeInterest_BCA522B759D460BB098511C50309A2EC_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentIncomeInterest_BCA522B759D460BB098511C50309A2EC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest income </link:label>
<link:label id="lab_us-gaap_InvestmentIncomeInterest_BCA522B759D460BB098511C50309A2EC_label_en-US" xlink:label="lab_us-gaap_InvestmentIncomeInterest_BCA522B759D460BB098511C50309A2EC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Investment Income, Interest </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentIncomeInterest" xlink:label="loc_us-gaap_InvestmentIncomeInterest_BCA522B759D460BB098511C50309A2EC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentIncomeInterest_BCA522B759D460BB098511C50309A2EC" xlink:to="lab_us-gaap_InvestmentIncomeInterest_BCA522B759D460BB098511C50309A2EC" xlink:type="arc"/>
<link:label id="lab_us-gaap_InterestExpense_D24971FFCA30E2AA83EF11C50309ED11_negatedLabel_en-US" xlink:label="lab_us-gaap_InterestExpense_D24971FFCA30E2AA83EF11C50309ED11" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Interest expense </link:label>
<link:label id="lab_us-gaap_InterestExpense_D24971FFCA30E2AA83EF11C50309ED11_label_en-US" xlink:label="lab_us-gaap_InterestExpense_D24971FFCA30E2AA83EF11C50309ED11" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestExpense" xlink:label="loc_us-gaap_InterestExpense_D24971FFCA30E2AA83EF11C50309ED11" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestExpense_D24971FFCA30E2AA83EF11C50309ED11" xlink:to="lab_us-gaap_InterestExpense_D24971FFCA30E2AA83EF11C50309ED11" xlink:type="arc"/>
<link:label id="lab_us-gaap_GainLossOnSaleOfBusiness_79328EAE80714090C24011C50309F612_terseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnSaleOfBusiness_79328EAE80714090C24011C50309F612" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net gain (loss) on divestiture of businesses </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainLossOnSaleOfBusiness" xlink:label="loc_us-gaap_GainLossOnSaleOfBusiness_79328EAE80714090C24011C50309F612" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GainLossOnSaleOfBusiness_79328EAE80714090C24011C50309F612" xlink:to="lab_us-gaap_GainLossOnSaleOfBusiness_79328EAE80714090C24011C50309F612" xlink:type="arc"/>
<link:label id="lab_us-gaap_InvestmentIncomeNonoperating_62560F44F17ECA80DF2F11C503092827_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentIncomeNonoperating_62560F44F17ECA80DF2F11C503092827" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other investment income </link:label>
<link:label id="lab_us-gaap_InvestmentIncomeNonoperating_62560F44F17ECA80DF2F11C503092827_label_en-US" xlink:label="lab_us-gaap_InvestmentIncomeNonoperating_62560F44F17ECA80DF2F11C503092827" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Investment Income, Nonoperating </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentIncomeNonoperating" xlink:label="loc_us-gaap_InvestmentIncomeNonoperating_62560F44F17ECA80DF2F11C503092827" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentIncomeNonoperating_62560F44F17ECA80DF2F11C503092827" xlink:to="lab_us-gaap_InvestmentIncomeNonoperating_62560F44F17ECA80DF2F11C503092827" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeLossFromEquityMethodInvestments_DFD062F6DFA1D491206A11C5030A1C56_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromEquityMethodInvestments_DFD062F6DFA1D491206A11C5030A1C56" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net income from unconsolidated investees </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_DFD062F6DFA1D491206A11C5030A1C56" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeLossFromEquityMethodInvestments_DFD062F6DFA1D491206A11C5030A1C56" xlink:to="lab_us-gaap_IncomeLossFromEquityMethodInvestments_DFD062F6DFA1D491206A11C5030A1C56" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_E7766310970A1EC7CD3211C5030A7FFF_totalLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_E7766310970A1EC7CD3211C5030A7FFF" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Income before income taxes </link:label>
<link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_E7766310970A1EC7CD3211C5030A7FFF_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_E7766310970A1EC7CD3211C5030A7FFF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_E7766310970A1EC7CD3211C5030A7FFF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_E7766310970A1EC7CD3211C5030A7FFF" xlink:to="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_E7766310970A1EC7CD3211C5030A7FFF" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeTaxExpenseBenefit_09001C40D2148BACB8D011C5030ADB4F_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefit_09001C40D2148BACB8D011C5030ADB4F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income tax provision </link:label>
<link:label id="lab_us-gaap_IncomeTaxExpenseBenefit_09001C40D2148BACB8D011C5030ADB4F_label_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefit_09001C40D2148BACB8D011C5030ADB4F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax Expense (Benefit) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_09001C40D2148BACB8D011C5030ADB4F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_09001C40D2148BACB8D011C5030ADB4F" xlink:to="lab_us-gaap_IncomeTaxExpenseBenefit_09001C40D2148BACB8D011C5030ADB4F" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetIncomeLoss_365570DB0604291FF41311C5030A4120_totalLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_365570DB0604291FF41311C5030A4120" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net income attributable to Nasdaq </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_365570DB0604291FF41311C5030A4120" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetIncomeLoss_365570DB0604291FF41311C5030A4120" xlink:to="lab_us-gaap_NetIncomeLoss_365570DB0604291FF41311C5030A4120" xlink:type="arc"/>
<link:label id="lab_us-gaap_EarningsPerShareAbstract_E6E6A46EA1B122EB0F3111C5030AC9FF_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareAbstract_E6E6A46EA1B122EB0F3111C5030AC9FF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Per share information: </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_E6E6A46EA1B122EB0F3111C5030AC9FF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareAbstract_E6E6A46EA1B122EB0F3111C5030AC9FF" xlink:to="lab_us-gaap_EarningsPerShareAbstract_E6E6A46EA1B122EB0F3111C5030AC9FF" xlink:type="arc"/>
<link:label id="lab_us-gaap_EarningsPerShareBasic_EBDA9C5A2A5B628343E511C5030A4A6F_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasic_EBDA9C5A2A5B628343E511C5030A4A6F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Basic earnings per share (in dollars per share) </link:label>
<link:label id="lab_us-gaap_EarningsPerShareBasic_EBDA9C5A2A5B628343E511C5030A4A6F_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasic_EBDA9C5A2A5B628343E511C5030A4A6F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Earnings Per Share, Basic </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="loc_us-gaap_EarningsPerShareBasic_EBDA9C5A2A5B628343E511C5030A4A6F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareBasic_EBDA9C5A2A5B628343E511C5030A4A6F" xlink:to="lab_us-gaap_EarningsPerShareBasic_EBDA9C5A2A5B628343E511C5030A4A6F" xlink:type="arc"/>
<link:label id="lab_us-gaap_EarningsPerShareDiluted_370D0AB9878AAE30585011C5030B9282_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareDiluted_370D0AB9878AAE30585011C5030B9282" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Diluted earnings per share (in dollars per share) </link:label>
<link:label id="lab_us-gaap_EarningsPerShareDiluted_370D0AB9878AAE30585011C5030B9282_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareDiluted_370D0AB9878AAE30585011C5030B9282" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Earnings Per Share, Diluted </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="loc_us-gaap_EarningsPerShareDiluted_370D0AB9878AAE30585011C5030B9282" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareDiluted_370D0AB9878AAE30585011C5030B9282" xlink:to="lab_us-gaap_EarningsPerShareDiluted_370D0AB9878AAE30585011C5030B9282" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommonStockDividendsPerShareDeclared_412E403871649E90EF7011C5030B0AF2_verboseLabel_en-US" xlink:label="lab_us-gaap_CommonStockDividendsPerShareDeclared_412E403871649E90EF7011C5030B0AF2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Cash dividends declared per common share (in dollars per share) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockDividendsPerShareDeclared" xlink:label="loc_us-gaap_CommonStockDividendsPerShareDeclared_412E403871649E90EF7011C5030B0AF2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockDividendsPerShareDeclared_412E403871649E90EF7011C5030B0AF2" xlink:to="lab_us-gaap_CommonStockDividendsPerShareDeclared_412E403871649E90EF7011C5030B0AF2" xlink:type="arc"/>
<link:label id="lab_ndaq_StockholdersEquityTable_8D3AA244091464C49788181146A99751_terseLabel_en-US" xlink:label="lab_ndaq_StockholdersEquityTable_8D3AA244091464C49788181146A99751" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity [Table] </link:label>
<link:label id="lab_ndaq_StockholdersEquityTable_8D3AA244091464C49788181146A99751_label_en-US" xlink:label="lab_ndaq_StockholdersEquityTable_8D3AA244091464C49788181146A99751" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stockholders Equity [Table] </link:label>
<link:label id="lab_ndaq_StockholdersEquityTable_8D3AA244091464C49788181146A99751_documentation_en-US" xlink:label="lab_ndaq_StockholdersEquityTable_8D3AA244091464C49788181146A99751" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity [Table] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_StockholdersEquityTable" xlink:label="loc_ndaq_StockholdersEquityTable_8D3AA244091464C49788181146A99751" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_StockholdersEquityTable_8D3AA244091464C49788181146A99751" xlink:to="lab_ndaq_StockholdersEquityTable_8D3AA244091464C49788181146A99751" xlink:type="arc"/>
<link:label id="lab_us-gaap_SubsequentEventTypeAxis_90B1B43870BBB0BFE49A181146AA5D77_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeAxis_90B1B43870BBB0BFE49A181146AA5D77" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Subsequent Event Type [Axis] </link:label>
<link:label id="lab_us-gaap_SubsequentEventTypeAxis_90B1B43870BBB0BFE49A181146AA5D77_label_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeAxis_90B1B43870BBB0BFE49A181146AA5D77" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Subsequent Event Type [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_90B1B43870BBB0BFE49A181146AA5D77" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_90B1B43870BBB0BFE49A181146AA5D77" xlink:to="lab_us-gaap_SubsequentEventTypeAxis_90B1B43870BBB0BFE49A181146AA5D77" xlink:type="arc"/>
<link:label id="lab_us-gaap_SubsequentEventTypeDomain_4EBA22C8FB66A47346E7181146AA70A3_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeDomain_4EBA22C8FB66A47346E7181146AA70A3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Subsequent Event Type [Domain] </link:label>
<link:label id="lab_us-gaap_SubsequentEventTypeDomain_4EBA22C8FB66A47346E7181146AA70A3_label_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeDomain_4EBA22C8FB66A47346E7181146AA70A3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Subsequent Event Type [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_4EBA22C8FB66A47346E7181146AA70A3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_4EBA22C8FB66A47346E7181146AA70A3" xlink:to="lab_us-gaap_SubsequentEventTypeDomain_4EBA22C8FB66A47346E7181146AA70A3" xlink:type="arc"/>
<link:label id="lab_us-gaap_SubsequentEventMember_B49F7C641D4A4232120E181146AA3233_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventMember_B49F7C641D4A4232120E181146AA3233" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Subsequent Event </link:label>
<link:label id="lab_us-gaap_SubsequentEventMember_B49F7C641D4A4232120E181146AA3233_label_en-US" xlink:label="lab_us-gaap_SubsequentEventMember_B49F7C641D4A4232120E181146AA3233" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Subsequent Event [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SubsequentEventMember" xlink:label="loc_us-gaap_SubsequentEventMember_B49F7C641D4A4232120E181146AA3233" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventMember_B49F7C641D4A4232120E181146AA3233" xlink:to="lab_us-gaap_SubsequentEventMember_B49F7C641D4A4232120E181146AA3233" xlink:type="arc"/>
<link:label id="lab_ndaq_OtherRepurchasesOfCommonStockMember_DE65712DAD7E8D31A96A181146AB0E2E_terseLabel_en-US" xlink:label="lab_ndaq_OtherRepurchasesOfCommonStockMember_DE65712DAD7E8D31A96A181146AB0E2E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Repurchases of Common Stock </link:label>
<link:label id="lab_ndaq_OtherRepurchasesOfCommonStockMember_DE65712DAD7E8D31A96A181146AB0E2E_label_en-US" xlink:label="lab_ndaq_OtherRepurchasesOfCommonStockMember_DE65712DAD7E8D31A96A181146AB0E2E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Repurchases Of Common Stock [Member] </link:label>
<link:label id="lab_ndaq_OtherRepurchasesOfCommonStockMember_DE65712DAD7E8D31A96A181146AB0E2E_documentation_en-US" xlink:label="lab_ndaq_OtherRepurchasesOfCommonStockMember_DE65712DAD7E8D31A96A181146AB0E2E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Other Repurchases of Common Stock [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_OtherRepurchasesOfCommonStockMember" xlink:label="loc_ndaq_OtherRepurchasesOfCommonStockMember_DE65712DAD7E8D31A96A181146AB0E2E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_OtherRepurchasesOfCommonStockMember_DE65712DAD7E8D31A96A181146AB0E2E" xlink:to="lab_ndaq_OtherRepurchasesOfCommonStockMember_DE65712DAD7E8D31A96A181146AB0E2E" xlink:type="arc"/>
<link:label id="lab_ndaq_StockholdersEquityLineItems_D0A6C485D05F043F0C6E181146ABD1BF_terseLabel_en-US" xlink:label="lab_ndaq_StockholdersEquityLineItems_D0A6C485D05F043F0C6E181146ABD1BF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stockholders Equity [Line Items] </link:label>
<link:label id="lab_ndaq_StockholdersEquityLineItems_D0A6C485D05F043F0C6E181146ABD1BF_label_en-US" xlink:label="lab_ndaq_StockholdersEquityLineItems_D0A6C485D05F043F0C6E181146ABD1BF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stockholders Equity [Line Items] </link:label>
<link:label id="lab_ndaq_StockholdersEquityLineItems_D0A6C485D05F043F0C6E181146ABD1BF_documentation_en-US" xlink:label="lab_ndaq_StockholdersEquityLineItems_D0A6C485D05F043F0C6E181146ABD1BF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Stockholders Equity [Line Items] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_StockholdersEquityLineItems" xlink:label="loc_ndaq_StockholdersEquityLineItems_D0A6C485D05F043F0C6E181146ABD1BF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_StockholdersEquityLineItems_D0A6C485D05F043F0C6E181146ABD1BF" xlink:to="lab_ndaq_StockholdersEquityLineItems_D0A6C485D05F043F0C6E181146ABD1BF" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommonStockSharesAuthorized_AE2B702847CB3F0C9292181146AB670B_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesAuthorized_AE2B702847CB3F0C9292181146AB670B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock, shares authorized (in shares) </link:label>
<link:label id="lab_us-gaap_CommonStockSharesAuthorized_AE2B702847CB3F0C9292181146AB670B_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesAuthorized_AE2B702847CB3F0C9292181146AB670B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Shares Authorized </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_AE2B702847CB3F0C9292181146AB670B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesAuthorized_AE2B702847CB3F0C9292181146AB670B" xlink:to="lab_us-gaap_CommonStockSharesAuthorized_AE2B702847CB3F0C9292181146AB670B" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommonStockSharesIssued_25472026BC4BEE905B90181146ACF61C_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesIssued_25472026BC4BEE905B90181146ACF61C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock, shares issued (in shares) </link:label>
<link:label id="lab_us-gaap_CommonStockSharesIssued_25472026BC4BEE905B90181146ACF61C_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesIssued_25472026BC4BEE905B90181146ACF61C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Shares, Issued </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="loc_us-gaap_CommonStockSharesIssued_25472026BC4BEE905B90181146ACF61C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesIssued_25472026BC4BEE905B90181146ACF61C" xlink:to="lab_us-gaap_CommonStockSharesIssued_25472026BC4BEE905B90181146ACF61C" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommonStockSharesOutstanding_5782BBC3B4367DC0AA78181146AC5BCE_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesOutstanding_5782BBC3B4367DC0AA78181146AC5BCE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock, shares outstanding (in shares) </link:label>
<link:label id="lab_us-gaap_CommonStockSharesOutstanding_5782BBC3B4367DC0AA78181146AC5BCE_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesOutstanding_5782BBC3B4367DC0AA78181146AC5BCE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Shares, Outstanding </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_5782BBC3B4367DC0AA78181146AC5BCE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesOutstanding_5782BBC3B4367DC0AA78181146AC5BCE" xlink:to="lab_us-gaap_CommonStockSharesOutstanding_5782BBC3B4367DC0AA78181146AC5BCE" xlink:type="arc"/>
<link:label id="lab_ndaq_StockholdersEquityNumberOfVotes_CD157812166A90C1DF22181146ACB395_terseLabel_en-US" xlink:label="lab_ndaq_StockholdersEquityNumberOfVotes_CD157812166A90C1DF22181146ACB395" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock (in votes per share) </link:label>
<link:label id="lab_ndaq_StockholdersEquityNumberOfVotes_CD157812166A90C1DF22181146ACB395_label_en-US" xlink:label="lab_ndaq_StockholdersEquityNumberOfVotes_CD157812166A90C1DF22181146ACB395" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity, Number Of Votes </link:label>
<link:label id="lab_ndaq_StockholdersEquityNumberOfVotes_CD157812166A90C1DF22181146ACB395_documentation_en-US" xlink:label="lab_ndaq_StockholdersEquityNumberOfVotes_CD157812166A90C1DF22181146ACB395" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity, Number Of Votes </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_StockholdersEquityNumberOfVotes" xlink:label="loc_ndaq_StockholdersEquityNumberOfVotes_CD157812166A90C1DF22181146ACB395" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_StockholdersEquityNumberOfVotes_CD157812166A90C1DF22181146ACB395" xlink:to="lab_ndaq_StockholdersEquityNumberOfVotes_CD157812166A90C1DF22181146ACB395" xlink:type="arc"/>
<link:label id="lab_ndaq_CommonStockHolderVotingRights_5477372AEEAAA7456306181146ACC58E_terseLabel_en-US" xlink:label="lab_ndaq_CommonStockHolderVotingRights_5477372AEEAAA7456306181146ACC58E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock holder voting rights, maximum percentage of the then-outstanding shares of Nasdaq common stock </link:label>
<link:label id="lab_ndaq_CommonStockHolderVotingRights_5477372AEEAAA7456306181146ACC58E_label_en-US" xlink:label="lab_ndaq_CommonStockHolderVotingRights_5477372AEEAAA7456306181146ACC58E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock Holder Voting Rights </link:label>
<link:label id="lab_ndaq_CommonStockHolderVotingRights_5477372AEEAAA7456306181146ACC58E_documentation_en-US" xlink:label="lab_ndaq_CommonStockHolderVotingRights_5477372AEEAAA7456306181146ACC58E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Common Stock Holder Voting Rights </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_CommonStockHolderVotingRights" xlink:label="loc_ndaq_CommonStockHolderVotingRights_5477372AEEAAA7456306181146ACC58E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_CommonStockHolderVotingRights_5477372AEEAAA7456306181146ACC58E" xlink:to="lab_ndaq_CommonStockHolderVotingRights_5477372AEEAAA7456306181146ACC58E" xlink:type="arc"/>
<link:label id="lab_us-gaap_TreasuryStockShares_D2DE298A45EE438F7166181146AC9B88_verboseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockShares_D2DE298A45EE438F7166181146AC9B88" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Common stock in treasury (in shares) </link:label>
<link:label id="lab_us-gaap_TreasuryStockShares_D2DE298A45EE438F7166181146AC9B88_label_en-US" xlink:label="lab_us-gaap_TreasuryStockShares_D2DE298A45EE438F7166181146AC9B88" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Treasury Stock, Shares </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TreasuryStockShares" xlink:label="loc_us-gaap_TreasuryStockShares_D2DE298A45EE438F7166181146AC9B88" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockShares_D2DE298A45EE438F7166181146AC9B88" xlink:to="lab_us-gaap_TreasuryStockShares_D2DE298A45EE438F7166181146AC9B88" xlink:type="arc"/>
<link:label id="lab_ndaq_ShareRepurchaseProgramAdditionalAmountAuthorized_1A0F8E2A4463BB7EB739181146ACA326_terseLabel_en-US" xlink:label="lab_ndaq_ShareRepurchaseProgramAdditionalAmountAuthorized_1A0F8E2A4463BB7EB739181146ACA326" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share repurchase program additional amount authorized </link:label>
<link:label id="lab_ndaq_ShareRepurchaseProgramAdditionalAmountAuthorized_1A0F8E2A4463BB7EB739181146ACA326_label_en-US" xlink:label="lab_ndaq_ShareRepurchaseProgramAdditionalAmountAuthorized_1A0F8E2A4463BB7EB739181146ACA326" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share Repurchase Program, Additional Amount Authorized </link:label>
<link:label id="lab_ndaq_ShareRepurchaseProgramAdditionalAmountAuthorized_1A0F8E2A4463BB7EB739181146ACA326_documentation_en-US" xlink:label="lab_ndaq_ShareRepurchaseProgramAdditionalAmountAuthorized_1A0F8E2A4463BB7EB739181146ACA326" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Share Repurchase Program, Additional Amount Authorized </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ShareRepurchaseProgramAdditionalAmountAuthorized" xlink:label="loc_ndaq_ShareRepurchaseProgramAdditionalAmountAuthorized_1A0F8E2A4463BB7EB739181146ACA326" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ShareRepurchaseProgramAdditionalAmountAuthorized_1A0F8E2A4463BB7EB739181146ACA326" xlink:to="lab_ndaq_ShareRepurchaseProgramAdditionalAmountAuthorized_1A0F8E2A4463BB7EB739181146ACA326" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_F1D2532AE5261908C61D181146AD3A5D_terseLabel_en-US" xlink:label="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_F1D2532AE5261908C61D181146AD3A5D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share repurchase program, authorized amount </link:label>
<link:label id="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_F1D2532AE5261908C61D181146AD3A5D_label_en-US" xlink:label="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_F1D2532AE5261908C61D181146AD3A5D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Repurchase Program, Authorized Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockRepurchaseProgramAuthorizedAmount1" xlink:label="loc_us-gaap_StockRepurchaseProgramAuthorizedAmount1_F1D2532AE5261908C61D181146AD3A5D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockRepurchaseProgramAuthorizedAmount1_F1D2532AE5261908C61D181146AD3A5D" xlink:to="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_F1D2532AE5261908C61D181146AD3A5D" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_E38547DFBA874B576BE3181146ADC749_terseLabel_en-US" xlink:label="lab_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_E38547DFBA874B576BE3181146ADC749" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Remaining authorized share repurchase amounts under repurchase program </link:label>
<link:label id="lab_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_E38547DFBA874B576BE3181146ADC749_label_en-US" xlink:label="lab_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_E38547DFBA874B576BE3181146ADC749" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Repurchase Program, Remaining Authorized Repurchase Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1" xlink:label="loc_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_E38547DFBA874B576BE3181146ADC749" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_E38547DFBA874B576BE3181146ADC749" xlink:to="lab_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_E38547DFBA874B576BE3181146ADC749" xlink:type="arc"/>
<link:label id="lab_us-gaap_PreferredStockSharesAuthorized_96A936A16BDDE03C43E2181146AD591D_terseLabel_en-US" xlink:label="lab_us-gaap_PreferredStockSharesAuthorized_96A936A16BDDE03C43E2181146AD591D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Preferred stock, shares authorized (in shares) </link:label>
<link:label id="lab_us-gaap_PreferredStockSharesAuthorized_96A936A16BDDE03C43E2181146AD591D_label_en-US" xlink:label="lab_us-gaap_PreferredStockSharesAuthorized_96A936A16BDDE03C43E2181146AD591D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Preferred Stock, Shares Authorized </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_96A936A16BDDE03C43E2181146AD591D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PreferredStockSharesAuthorized_96A936A16BDDE03C43E2181146AD591D" xlink:to="lab_us-gaap_PreferredStockSharesAuthorized_96A936A16BDDE03C43E2181146AD591D" xlink:type="arc"/>
<link:label id="lab_us-gaap_PreferredStockParOrStatedValuePerShare_E0B6894A15FE3BBDBB74181146AD96B3_terseLabel_en-US" xlink:label="lab_us-gaap_PreferredStockParOrStatedValuePerShare_E0B6894A15FE3BBDBB74181146AD96B3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Preferred stock par value (in dollars per share) </link:label>
<link:label id="lab_us-gaap_PreferredStockParOrStatedValuePerShare_E0B6894A15FE3BBDBB74181146AD96B3_label_en-US" xlink:label="lab_us-gaap_PreferredStockParOrStatedValuePerShare_E0B6894A15FE3BBDBB74181146AD96B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Preferred Stock, Par or Stated Value Per Share </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PreferredStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_PreferredStockParOrStatedValuePerShare_E0B6894A15FE3BBDBB74181146AD96B3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PreferredStockParOrStatedValuePerShare_E0B6894A15FE3BBDBB74181146AD96B3" xlink:to="lab_us-gaap_PreferredStockParOrStatedValuePerShare_E0B6894A15FE3BBDBB74181146AD96B3" xlink:type="arc"/>
<link:label id="lab_us-gaap_PreferredStockSharesIssued_E7D73291E043C2929696181146ADD5FE_terseLabel_en-US" xlink:label="lab_us-gaap_PreferredStockSharesIssued_E7D73291E043C2929696181146ADD5FE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Preferred stock, series A preferred stock, shares issued (in shares) </link:label>
<link:label id="lab_us-gaap_PreferredStockSharesIssued_E7D73291E043C2929696181146ADD5FE_label_en-US" xlink:label="lab_us-gaap_PreferredStockSharesIssued_E7D73291E043C2929696181146ADD5FE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Preferred Stock, Shares Issued </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PreferredStockSharesIssued" xlink:label="loc_us-gaap_PreferredStockSharesIssued_E7D73291E043C2929696181146ADD5FE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PreferredStockSharesIssued_E7D73291E043C2929696181146ADD5FE" xlink:to="lab_us-gaap_PreferredStockSharesIssued_E7D73291E043C2929696181146ADD5FE" xlink:type="arc"/>
<link:label id="lab_us-gaap_PreferredStockSharesOutstanding_583162C32A8CE94C6A94181146AD7DC2_terseLabel_en-US" xlink:label="lab_us-gaap_PreferredStockSharesOutstanding_583162C32A8CE94C6A94181146AD7DC2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Preferred stock, series A preferred stock, shares outstanding (in shares) </link:label>
<link:label id="lab_us-gaap_PreferredStockSharesOutstanding_583162C32A8CE94C6A94181146AD7DC2_label_en-US" xlink:label="lab_us-gaap_PreferredStockSharesOutstanding_583162C32A8CE94C6A94181146AD7DC2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Preferred Stock, Shares Outstanding </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PreferredStockSharesOutstanding" xlink:label="loc_us-gaap_PreferredStockSharesOutstanding_583162C32A8CE94C6A94181146AD7DC2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PreferredStockSharesOutstanding_583162C32A8CE94C6A94181146AD7DC2" xlink:to="lab_us-gaap_PreferredStockSharesOutstanding_583162C32A8CE94C6A94181146AD7DC2" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsOfDividendsCommonStock_4197D61C3281B1781B81181146AE5B3D_terseLabel_en-US" xlink:label="lab_us-gaap_PaymentsOfDividendsCommonStock_4197D61C3281B1781B81181146AE5B3D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Payments of dividends </link:label>
<link:label id="lab_us-gaap_PaymentsOfDividendsCommonStock_4197D61C3281B1781B81181146AE5B3D_label_en-US" xlink:label="lab_us-gaap_PaymentsOfDividendsCommonStock_4197D61C3281B1781B81181146AE5B3D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments of Ordinary Dividends, Common Stock </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock" xlink:label="loc_us-gaap_PaymentsOfDividendsCommonStock_4197D61C3281B1781B81181146AE5B3D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsOfDividendsCommonStock_4197D61C3281B1781B81181146AE5B3D" xlink:to="lab_us-gaap_PaymentsOfDividendsCommonStock_4197D61C3281B1781B81181146AE5B3D" xlink:type="arc"/>
<link:label id="lab_us-gaap_DividendsCommonStockCash_FE06680A59623DCB2D3C181146AEF9A4_verboseLabel_en-US" xlink:label="lab_us-gaap_DividendsCommonStockCash_FE06680A59623DCB2D3C181146AEF9A4" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Dividends declared </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DividendsCommonStockCash" xlink:label="loc_us-gaap_DividendsCommonStockCash_FE06680A59623DCB2D3C181146AEF9A4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DividendsCommonStockCash_FE06680A59623DCB2D3C181146AEF9A4" xlink:to="lab_us-gaap_DividendsCommonStockCash_FE06680A59623DCB2D3C181146AEF9A4" xlink:type="arc"/>
<link:label id="lab_ndaq_NordicClearingMembersCashContributionsMember_A24BC9F4B235FA083FBD11C500488E67_terseLabel_en-US" xlink:label="lab_ndaq_NordicClearingMembersCashContributionsMember_A24BC9F4B235FA083FBD11C500488E67" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash Contributions </link:label>
<link:label id="lab_ndaq_NordicClearingMembersCashContributionsMember_A24BC9F4B235FA083FBD11C500488E67_label_en-US" xlink:label="lab_ndaq_NordicClearingMembersCashContributionsMember_A24BC9F4B235FA083FBD11C500488E67" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Nordic Clearing Members Cash Contributions [Member] </link:label>
<link:label id="lab_ndaq_NordicClearingMembersCashContributionsMember_A24BC9F4B235FA083FBD11C500488E67_documentation_en-US" xlink:label="lab_ndaq_NordicClearingMembersCashContributionsMember_A24BC9F4B235FA083FBD11C500488E67" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Nordic Clearing Members Cash Contributions [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_NordicClearingMembersCashContributionsMember" xlink:label="loc_ndaq_NordicClearingMembersCashContributionsMember_A24BC9F4B235FA083FBD11C500488E67" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_NordicClearingMembersCashContributionsMember_A24BC9F4B235FA083FBD11C500488E67" xlink:to="lab_ndaq_NordicClearingMembersCashContributionsMember_A24BC9F4B235FA083FBD11C500488E67" xlink:type="arc"/>
<link:label id="lab_ndaq_NordicClearingMembersNonCashContributionsMember_6446C382F73CB694FDEF11C50049B221_terseLabel_en-US" xlink:label="lab_ndaq_NordicClearingMembersNonCashContributionsMember_6446C382F73CB694FDEF11C50049B221" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Non-Cash Contributions </link:label>
<link:label id="lab_ndaq_NordicClearingMembersNonCashContributionsMember_6446C382F73CB694FDEF11C50049B221_label_en-US" xlink:label="lab_ndaq_NordicClearingMembersNonCashContributionsMember_6446C382F73CB694FDEF11C50049B221" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Nordic Clearing Members Non Cash Contributions [Member] </link:label>
<link:label id="lab_ndaq_NordicClearingMembersNonCashContributionsMember_6446C382F73CB694FDEF11C50049B221_documentation_en-US" xlink:label="lab_ndaq_NordicClearingMembersNonCashContributionsMember_6446C382F73CB694FDEF11C50049B221" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Nordic Clearing Members Non Cash Contributions [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_NordicClearingMembersNonCashContributionsMember" xlink:label="loc_ndaq_NordicClearingMembersNonCashContributionsMember_6446C382F73CB694FDEF11C50049B221" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_NordicClearingMembersNonCashContributionsMember_6446C382F73CB694FDEF11C50049B221" xlink:to="lab_ndaq_NordicClearingMembersNonCashContributionsMember_6446C382F73CB694FDEF11C50049B221" xlink:type="arc"/>
<link:label id="lab_ndaq_DefaultFundContributions_7AF53654C30FEAAB80C211C500494954_terseLabel_en-US" xlink:label="lab_ndaq_DefaultFundContributions_7AF53654C30FEAAB80C211C500494954" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Default fund contributions </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_DefaultFundContributions" xlink:label="loc_ndaq_DefaultFundContributions_7AF53654C30FEAAB80C211C500494954" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_DefaultFundContributions_7AF53654C30FEAAB80C211C500494954" xlink:to="lab_ndaq_DefaultFundContributions_7AF53654C30FEAAB80C211C500494954" xlink:type="arc"/>
<link:label id="lab_ndaq_MarginDeposits_206DCF13E4904E5E749511C50049C630_terseLabel_en-US" xlink:label="lab_ndaq_MarginDeposits_206DCF13E4904E5E749511C50049C630" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Margin deposits </link:label>
<link:label id="lab_ndaq_MarginDeposits_206DCF13E4904E5E749511C50049C630_label_en-US" xlink:label="lab_ndaq_MarginDeposits_206DCF13E4904E5E749511C50049C630" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Margin deposits </link:label>
<link:label id="lab_ndaq_MarginDeposits_206DCF13E4904E5E749511C50049C630_documentation_en-US" xlink:label="lab_ndaq_MarginDeposits_206DCF13E4904E5E749511C50049C630" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Margin deposits </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_MarginDeposits" xlink:label="loc_ndaq_MarginDeposits_206DCF13E4904E5E749511C50049C630" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_MarginDeposits_206DCF13E4904E5E749511C50049C630" xlink:to="lab_ndaq_MarginDeposits_206DCF13E4904E5E749511C50049C630" xlink:type="arc"/>
<link:label id="lab_ndaq_DefaultFundContributionsAndMarginDeposits_4D6481FAA79BFB33C47211C5004AD513_totalLabel_en-US" xlink:label="lab_ndaq_DefaultFundContributionsAndMarginDeposits_4D6481FAA79BFB33C47211C5004AD513" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total </link:label>
<link:label id="lab_ndaq_DefaultFundContributionsAndMarginDeposits_4D6481FAA79BFB33C47211C5004AD513_label_en-US" xlink:label="lab_ndaq_DefaultFundContributionsAndMarginDeposits_4D6481FAA79BFB33C47211C5004AD513" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Default fund contributions and margin deposits </link:label>
<link:label id="lab_ndaq_DefaultFundContributionsAndMarginDeposits_4D6481FAA79BFB33C47211C5004AD513_documentation_en-US" xlink:label="lab_ndaq_DefaultFundContributionsAndMarginDeposits_4D6481FAA79BFB33C47211C5004AD513" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Default fund contributions and margin deposits </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_DefaultFundContributionsAndMarginDeposits" xlink:label="loc_ndaq_DefaultFundContributionsAndMarginDeposits_4D6481FAA79BFB33C47211C5004AD513" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_DefaultFundContributionsAndMarginDeposits_4D6481FAA79BFB33C47211C5004AD513" xlink:to="lab_ndaq_DefaultFundContributionsAndMarginDeposits_4D6481FAA79BFB33C47211C5004AD513" xlink:type="arc"/>
<link:label id="lab_ndaq_InitialListingFeesMember_263E58E90ADC2EEC915E18114805D346_verboseLabel_en-US" xlink:label="lab_ndaq_InitialListingFeesMember_263E58E90ADC2EEC915E18114805D346" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Initial Listing Revenues </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_InitialListingFeesMember" xlink:label="loc_ndaq_InitialListingFeesMember_263E58E90ADC2EEC915E18114805D346" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_InitialListingFeesMember_263E58E90ADC2EEC915E18114805D346" xlink:to="lab_ndaq_InitialListingFeesMember_263E58E90ADC2EEC915E18114805D346" xlink:type="arc"/>
<link:label id="lab_ndaq_AnnualRenewalFeesAndOtherMember_DBC20461C5BA71D8033E181148059847_verboseLabel_en-US" xlink:label="lab_ndaq_AnnualRenewalFeesAndOtherMember_DBC20461C5BA71D8033E181148059847" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Annual Listings Revenues </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_AnnualRenewalFeesAndOtherMember" xlink:label="loc_ndaq_AnnualRenewalFeesAndOtherMember_DBC20461C5BA71D8033E181148059847" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_AnnualRenewalFeesAndOtherMember_DBC20461C5BA71D8033E181148059847" xlink:to="lab_ndaq_AnnualRenewalFeesAndOtherMember_DBC20461C5BA71D8033E181148059847" xlink:type="arc"/>
<link:label id="lab_ndaq_MarketTechnologyRevenuesMember_AE3B21F204C38B831E10181148054C9E_verboseLabel_en-US" xlink:label="lab_ndaq_MarketTechnologyRevenuesMember_AE3B21F204C38B831E10181148054C9E" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Market Technology Revenues </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_MarketTechnologyRevenuesMember" xlink:label="loc_ndaq_MarketTechnologyRevenuesMember_AE3B21F204C38B831E10181148054C9E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_MarketTechnologyRevenuesMember_AE3B21F204C38B831E10181148054C9E" xlink:to="lab_ndaq_MarketTechnologyRevenuesMember_AE3B21F204C38B831E10181148054C9E" xlink:type="arc"/>
<link:label id="lab_ndaq_CorporateSolutionsRevenueMember_8D076F5ED4F8884C28A818114805A580_verboseLabel_en-US" xlink:label="lab_ndaq_CorporateSolutionsRevenueMember_8D076F5ED4F8884C28A818114805A580" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Corporate Solutions Revenues </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_CorporateSolutionsRevenueMember" xlink:label="loc_ndaq_CorporateSolutionsRevenueMember_8D076F5ED4F8884C28A818114805A580" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_CorporateSolutionsRevenueMember_8D076F5ED4F8884C28A818114805A580" xlink:to="lab_ndaq_CorporateSolutionsRevenueMember_8D076F5ED4F8884C28A818114805A580" xlink:type="arc"/>
<link:label id="lab_ndaq_InformationServicesRevenueMember_7282D1196CEAC4D3A15E18114805F2E1_verboseLabel_en-US" xlink:label="lab_ndaq_InformationServicesRevenueMember_7282D1196CEAC4D3A15E18114805F2E1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Information Services Revenues </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_InformationServicesRevenueMember" xlink:label="loc_ndaq_InformationServicesRevenueMember_7282D1196CEAC4D3A15E18114805F2E1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_InformationServicesRevenueMember_7282D1196CEAC4D3A15E18114805F2E1" xlink:to="lab_ndaq_InformationServicesRevenueMember_7282D1196CEAC4D3A15E18114805F2E1" xlink:type="arc"/>
<link:label id="lab_ndaq_FiscalYearEndedAbstract_7B6BE648F7A69185418E181148061BA5_terseLabel_en-US" xlink:label="lab_ndaq_FiscalYearEndedAbstract_7B6BE648F7A69185418E181148061BA5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fiscal year ended: </link:label>
<link:label id="lab_ndaq_FiscalYearEndedAbstract_7B6BE648F7A69185418E181148061BA5_label_en-US" xlink:label="lab_ndaq_FiscalYearEndedAbstract_7B6BE648F7A69185418E181148061BA5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fiscal Year Ended [Abstract] </link:label>
<link:label id="lab_ndaq_FiscalYearEndedAbstract_7B6BE648F7A69185418E181148061BA5_documentation_en-US" xlink:label="lab_ndaq_FiscalYearEndedAbstract_7B6BE648F7A69185418E181148061BA5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Fiscal Year Ended [Abstract] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_FiscalYearEndedAbstract" xlink:label="loc_ndaq_FiscalYearEndedAbstract_7B6BE648F7A69185418E181148061BA5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_FiscalYearEndedAbstract_7B6BE648F7A69185418E181148061BA5" xlink:to="lab_ndaq_FiscalYearEndedAbstract_7B6BE648F7A69185418E181148061BA5" xlink:type="arc"/>
<link:label id="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInRemainderOfYear_49650BD1FE707D0A398D18CE95E88103_terseLabel_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInRemainderOfYear_49650BD1FE707D0A398D18CE95E88103" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2019 </link:label>
<link:label id="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInRemainderOfYear_49650BD1FE707D0A398D18CE95E88103_label_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInRemainderOfYear_49650BD1FE707D0A398D18CE95E88103" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contract With Customer, Liability, Expected To Be Recognized In Remainder Of Year </link:label>
<link:label id="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInRemainderOfYear_49650BD1FE707D0A398D18CE95E88103_documentation_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInRemainderOfYear_49650BD1FE707D0A398D18CE95E88103" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Contract With Customer, Liability, Expected To Be Recognized In Remainder Of Year </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInRemainderOfYear" xlink:label="loc_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInRemainderOfYear_49650BD1FE707D0A398D18CE95E88103" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInRemainderOfYear_49650BD1FE707D0A398D18CE95E88103" xlink:to="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInRemainderOfYear_49650BD1FE707D0A398D18CE95E88103" xlink:type="arc"/>
<link:label id="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearTwo_55DE27849A287C79EC67181148064097_terseLabel_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearTwo_55DE27849A287C79EC67181148064097" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2020 </link:label>
<link:label id="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearTwo_55DE27849A287C79EC67181148064097_label_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearTwo_55DE27849A287C79EC67181148064097" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contract With Customer, Liability, Expected To Be Recognized In Year Two </link:label>
<link:label id="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearTwo_55DE27849A287C79EC67181148064097_documentation_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearTwo_55DE27849A287C79EC67181148064097" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Contract With Customer, Liability, Expected To Be Recognized In Year Two </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearTwo" xlink:label="loc_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearTwo_55DE27849A287C79EC67181148064097" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearTwo_55DE27849A287C79EC67181148064097" xlink:to="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearTwo_55DE27849A287C79EC67181148064097" xlink:type="arc"/>
<link:label id="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearThree_B039EC85B5246878BD05181148071D76_terseLabel_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearThree_B039EC85B5246878BD05181148071D76" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2021 </link:label>
<link:label id="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearThree_B039EC85B5246878BD05181148071D76_label_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearThree_B039EC85B5246878BD05181148071D76" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contract With Customer, Liability, Expected To Be Recognized In Year Three </link:label>
<link:label id="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearThree_B039EC85B5246878BD05181148071D76_documentation_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearThree_B039EC85B5246878BD05181148071D76" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Contract With Customer, Liability, Expected To Be Recognized In Year Three </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearThree" xlink:label="loc_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearThree_B039EC85B5246878BD05181148071D76" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearThree_B039EC85B5246878BD05181148071D76" xlink:to="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearThree_B039EC85B5246878BD05181148071D76" xlink:type="arc"/>
<link:label id="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearFour_0888336A9D83F8E1EAB1181148072F88_terseLabel_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearFour_0888336A9D83F8E1EAB1181148072F88" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2022 </link:label>
<link:label id="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearFour_0888336A9D83F8E1EAB1181148072F88_label_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearFour_0888336A9D83F8E1EAB1181148072F88" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contract With Customer, Liability, Expected To Be Recognized In Year Four </link:label>
<link:label id="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearFour_0888336A9D83F8E1EAB1181148072F88_documentation_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearFour_0888336A9D83F8E1EAB1181148072F88" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Contract With Customer, Liability, Expected To Be Recognized In Year Four </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearFour" xlink:label="loc_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearFour_0888336A9D83F8E1EAB1181148072F88" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearFour_0888336A9D83F8E1EAB1181148072F88" xlink:to="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearFour_0888336A9D83F8E1EAB1181148072F88" xlink:type="arc"/>
<link:label id="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearFive_C77CF9798AD5C0F4F06F1811480774D9_terseLabel_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearFive_C77CF9798AD5C0F4F06F1811480774D9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2023 </link:label>
<link:label id="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearFive_C77CF9798AD5C0F4F06F1811480774D9_label_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearFive_C77CF9798AD5C0F4F06F1811480774D9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contract With Customer, Liability, Expected To Be Recognized In Year Five </link:label>
<link:label id="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearFive_C77CF9798AD5C0F4F06F1811480774D9_documentation_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearFive_C77CF9798AD5C0F4F06F1811480774D9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Contract With Customer, Liability, Expected To Be Recognized In Year Five </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearFive" xlink:label="loc_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearFive_C77CF9798AD5C0F4F06F1811480774D9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearFive_C77CF9798AD5C0F4F06F1811480774D9" xlink:to="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedInYearFive_C77CF9798AD5C0F4F06F1811480774D9" xlink:type="arc"/>
<link:label id="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedAfterYearFive_8C111C85CC22E4FCE2D3181148072B02_terseLabel_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedAfterYearFive_8C111C85CC22E4FCE2D3181148072B02" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2024 and thereafter </link:label>
<link:label id="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedAfterYearFive_8C111C85CC22E4FCE2D3181148072B02_label_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedAfterYearFive_8C111C85CC22E4FCE2D3181148072B02" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contract With Customer, Liability, Expected To Be Recognized After Year Five </link:label>
<link:label id="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedAfterYearFive_8C111C85CC22E4FCE2D3181148072B02_documentation_en-US" xlink:label="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedAfterYearFive_8C111C85CC22E4FCE2D3181148072B02" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Contract With Customer, Liability, Expected To Be Recognized After Year Five </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedAfterYearFive" xlink:label="loc_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedAfterYearFive_8C111C85CC22E4FCE2D3181148072B02" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedAfterYearFive_8C111C85CC22E4FCE2D3181148072B02" xlink:to="lab_ndaq_ContractWithCustomerLiabilityExpectedToBeRecognizedAfterYearFive_8C111C85CC22E4FCE2D3181148072B02" xlink:type="arc"/>
<link:label id="lab_us-gaap_ContractWithCustomerLiability_929070BD99245F78113A18114807F814_totalLabel_en-US" xlink:label="lab_us-gaap_ContractWithCustomerLiability_929070BD99245F78113A18114807F814" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContractWithCustomerLiability" xlink:label="loc_us-gaap_ContractWithCustomerLiability_929070BD99245F78113A18114807F814" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ContractWithCustomerLiability_929070BD99245F78113A18114807F814" xlink:to="lab_us-gaap_ContractWithCustomerLiability_929070BD99245F78113A18114807F814" xlink:type="arc"/>
<link:label id="lab_ndaq_NumeratorAbstract_8E5224517B5CA88EF35611E85F6976CE_terseLabel_en-US" xlink:label="lab_ndaq_NumeratorAbstract_8E5224517B5CA88EF35611E85F6976CE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Numerator: </link:label>
<link:label id="lab_ndaq_NumeratorAbstract_8E5224517B5CA88EF35611E85F6976CE_label_en-US" xlink:label="lab_ndaq_NumeratorAbstract_8E5224517B5CA88EF35611E85F6976CE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Numerator [Abstract] </link:label>
<link:label id="lab_ndaq_NumeratorAbstract_8E5224517B5CA88EF35611E85F6976CE_documentation_en-US" xlink:label="lab_ndaq_NumeratorAbstract_8E5224517B5CA88EF35611E85F6976CE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Numerator [Abstract] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_NumeratorAbstract" xlink:label="loc_ndaq_NumeratorAbstract_8E5224517B5CA88EF35611E85F6976CE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_NumeratorAbstract_8E5224517B5CA88EF35611E85F6976CE" xlink:to="lab_ndaq_NumeratorAbstract_8E5224517B5CA88EF35611E85F6976CE" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetIncomeLoss_5FD3988F44F37236799211E85F695CB6_verboseLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_5FD3988F44F37236799211E85F695CB6" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Net income attributable to common shareholders </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_5FD3988F44F37236799211E85F695CB6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetIncomeLoss_5FD3988F44F37236799211E85F695CB6" xlink:to="lab_us-gaap_NetIncomeLoss_5FD3988F44F37236799211E85F695CB6" xlink:type="arc"/>
<link:label id="lab_ndaq_DenominatorAbstract_29698FCC8085C60A625311E85F6A5663_terseLabel_en-US" xlink:label="lab_ndaq_DenominatorAbstract_29698FCC8085C60A625311E85F6A5663" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Denominator: </link:label>
<link:label id="lab_ndaq_DenominatorAbstract_29698FCC8085C60A625311E85F6A5663_label_en-US" xlink:label="lab_ndaq_DenominatorAbstract_29698FCC8085C60A625311E85F6A5663" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Denominator [Abstract] </link:label>
<link:label id="lab_ndaq_DenominatorAbstract_29698FCC8085C60A625311E85F6A5663_documentation_en-US" xlink:label="lab_ndaq_DenominatorAbstract_29698FCC8085C60A625311E85F6A5663" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Denominator [Abstract] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_DenominatorAbstract" xlink:label="loc_ndaq_DenominatorAbstract_29698FCC8085C60A625311E85F6A5663" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_DenominatorAbstract_29698FCC8085C60A625311E85F6A5663" xlink:to="lab_ndaq_DenominatorAbstract_29698FCC8085C60A625311E85F6A5663" xlink:type="arc"/>
<link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_C61595C822CC2958F62A11E85F6A8C3C_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_C61595C822CC2958F62A11E85F6A8C3C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted-average common shares outstanding for basic earnings per share (in shares) </link:label>
<link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_C61595C822CC2958F62A11E85F6A8C3C_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_C61595C822CC2958F62A11E85F6A8C3C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Weighted Average Number of Shares Outstanding, Basic </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_C61595C822CC2958F62A11E85F6A8C3C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_C61595C822CC2958F62A11E85F6A8C3C" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_C61595C822CC2958F62A11E85F6A8C3C" xlink:type="arc"/>
<link:label id="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_BAB1809A97FD8F1E22FE11E85F6A20E1_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_BAB1809A97FD8F1E22FE11E85F6A20E1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted-average effect of dilutive securities: </link:label>
<link:label id="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_BAB1809A97FD8F1E22FE11E85F6A20E1_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_BAB1809A97FD8F1E22FE11E85F6A20E1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Incremental Weighted Average Shares Attributable to Dilutive Effect [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_BAB1809A97FD8F1E22FE11E85F6A20E1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_BAB1809A97FD8F1E22FE11E85F6A20E1" xlink:to="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_BAB1809A97FD8F1E22FE11E85F6A20E1" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_188450A000D25543A2D411E85F6AA869_terseLabel_en-US" xlink:label="lab_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_188450A000D25543A2D411E85F6AA869" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Employee equity awards (in shares) </link:label>
<link:label id="lab_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_188450A000D25543A2D411E85F6AA869_label_en-US" xlink:label="lab_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_188450A000D25543A2D411E85F6AA869" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_188450A000D25543A2D411E85F6AA869" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_188450A000D25543A2D411E85F6AA869" xlink:to="lab_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_188450A000D25543A2D411E85F6AA869" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncrementalCommonSharesAttributableToContingentlyIssuableShares_F994F6F0405D4DF605C011E85F6B920E_terseLabel_en-US" xlink:label="lab_us-gaap_IncrementalCommonSharesAttributableToContingentlyIssuableShares_F994F6F0405D4DF605C011E85F6B920E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Contingent issuance of common stock (in shares) </link:label>
<link:label id="lab_us-gaap_IncrementalCommonSharesAttributableToContingentlyIssuableShares_F994F6F0405D4DF605C011E85F6B920E_label_en-US" xlink:label="lab_us-gaap_IncrementalCommonSharesAttributableToContingentlyIssuableShares_F994F6F0405D4DF605C011E85F6B920E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Incremental Common Shares Attributable to Dilutive Effect of Contingently Issuable Shares </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncrementalCommonSharesAttributableToContingentlyIssuableShares" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToContingentlyIssuableShares_F994F6F0405D4DF605C011E85F6B920E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncrementalCommonSharesAttributableToContingentlyIssuableShares_F994F6F0405D4DF605C011E85F6B920E" xlink:to="lab_us-gaap_IncrementalCommonSharesAttributableToContingentlyIssuableShares_F994F6F0405D4DF605C011E85F6B920E" xlink:type="arc"/>
<link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_F870DACE442D848E3D7D11E85F6BBD34_totalLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_F870DACE442D848E3D7D11E85F6BBD34" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Weighted-average common shares outstanding for diluted earnings per share (in shares) </link:label>
<link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_F870DACE442D848E3D7D11E85F6BBD34_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_F870DACE442D848E3D7D11E85F6BBD34" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Weighted Average Number of Shares Outstanding, Diluted </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_F870DACE442D848E3D7D11E85F6BBD34" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_F870DACE442D848E3D7D11E85F6BBD34" xlink:to="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_F870DACE442D848E3D7D11E85F6BBD34" xlink:type="arc"/>
<link:label id="lab_us-gaap_EarningsPerShareBasicAndDilutedAbstract_A16BF402D419FCAB71E011E85F6BFB52_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasicAndDilutedAbstract_A16BF402D419FCAB71E011E85F6BFB52" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Basic and diluted earnings per share: </link:label>
<link:label id="lab_us-gaap_EarningsPerShareBasicAndDilutedAbstract_A16BF402D419FCAB71E011E85F6BFB52_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasicAndDilutedAbstract_A16BF402D419FCAB71E011E85F6BFB52" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Earnings Per Share, Basic and Diluted [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EarningsPerShareBasicAndDilutedAbstract" xlink:label="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_A16BF402D419FCAB71E011E85F6BFB52" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_A16BF402D419FCAB71E011E85F6BFB52" xlink:to="lab_us-gaap_EarningsPerShareBasicAndDilutedAbstract_A16BF402D419FCAB71E011E85F6BFB52" xlink:type="arc"/>
<link:label id="lab_ndaq_OneYearPerformanceShareUnitProgramMember_969C2FE93CE5BF5EDBEB11C501066458_verboseLabel_en-US" xlink:label="lab_ndaq_OneYearPerformanceShareUnitProgramMember_969C2FE93CE5BF5EDBEB11C501066458" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> One-Year Program </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_OneYearPerformanceShareUnitProgramMember" xlink:label="loc_ndaq_OneYearPerformanceShareUnitProgramMember_969C2FE93CE5BF5EDBEB11C501066458" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_OneYearPerformanceShareUnitProgramMember_969C2FE93CE5BF5EDBEB11C501066458" xlink:to="lab_ndaq_OneYearPerformanceShareUnitProgramMember_969C2FE93CE5BF5EDBEB11C501066458" xlink:type="arc"/>
<link:label id="lab_ndaq_ThreeYearPerformanceShareUnitProgramMember_80241F102CD9AE35F50211C50107238F_netLabel_en-US" xlink:label="lab_ndaq_ThreeYearPerformanceShareUnitProgramMember_80241F102CD9AE35F50211C50107238F" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:type="resource" xml:lang="en-US"> Three-Year Program </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ThreeYearPerformanceShareUnitProgramMember" xlink:label="loc_ndaq_ThreeYearPerformanceShareUnitProgramMember_80241F102CD9AE35F50211C50107238F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ThreeYearPerformanceShareUnitProgramMember_80241F102CD9AE35F50211C50107238F" xlink:to="lab_ndaq_ThreeYearPerformanceShareUnitProgramMember_80241F102CD9AE35F50211C50107238F" xlink:type="arc"/>
<link:label id="lab_ndaq_ThreePointEightSevenFivePercentSeniorUnsecuredNotesDueJune72021Member_9275C7876E29CC70B9D511C5018ED5B4_terseLabel_en-US" xlink:label="lab_ndaq_ThreePointEightSevenFivePercentSeniorUnsecuredNotesDueJune72021Member_9275C7876E29CC70B9D511C5018ED5B4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 3.875% senior unsecured notes due June 7, 2021 </link:label>
<link:label id="lab_ndaq_ThreePointEightSevenFivePercentSeniorUnsecuredNotesDueJune72021Member_9275C7876E29CC70B9D511C5018ED5B4_label_en-US" xlink:label="lab_ndaq_ThreePointEightSevenFivePercentSeniorUnsecuredNotesDueJune72021Member_9275C7876E29CC70B9D511C5018ED5B4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Three Point Eight Seven Five Percent Senior Unsecured Notes Due June72021 [Member] </link:label>
<link:label id="lab_ndaq_ThreePointEightSevenFivePercentSeniorUnsecuredNotesDueJune72021Member_9275C7876E29CC70B9D511C5018ED5B4_documentation_en-US" xlink:label="lab_ndaq_ThreePointEightSevenFivePercentSeniorUnsecuredNotesDueJune72021Member_9275C7876E29CC70B9D511C5018ED5B4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> 3.875% senior unsecured notes due June 7, 2021 [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ThreePointEightSevenFivePercentSeniorUnsecuredNotesDueJune72021Member" xlink:label="loc_ndaq_ThreePointEightSevenFivePercentSeniorUnsecuredNotesDueJune72021Member_9275C7876E29CC70B9D511C5018ED5B4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ThreePointEightSevenFivePercentSeniorUnsecuredNotesDueJune72021Member_9275C7876E29CC70B9D511C5018ED5B4" xlink:to="lab_ndaq_ThreePointEightSevenFivePercentSeniorUnsecuredNotesDueJune72021Member_9275C7876E29CC70B9D511C5018ED5B4" xlink:type="arc"/>
<link:label id="lab_ndaq_ScheduleOfDefaultFundContributionsTableTableTextBlock_AAAE2BB3666E899A7D1D11C500940D0C_terseLabel_en-US" xlink:label="lab_ndaq_ScheduleOfDefaultFundContributionsTableTableTextBlock_AAAE2BB3666E899A7D1D11C500940D0C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Clearing Member Default Fund Contributions </link:label>
<link:label id="lab_ndaq_ScheduleOfDefaultFundContributionsTableTableTextBlock_AAAE2BB3666E899A7D1D11C500940D0C_label_en-US" xlink:label="lab_ndaq_ScheduleOfDefaultFundContributionsTableTableTextBlock_AAAE2BB3666E899A7D1D11C500940D0C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule Of Default Fund Contributions Table [Table Text Block] </link:label>
<link:label id="lab_ndaq_ScheduleOfDefaultFundContributionsTableTableTextBlock_AAAE2BB3666E899A7D1D11C500940D0C_documentation_en-US" xlink:label="lab_ndaq_ScheduleOfDefaultFundContributionsTableTableTextBlock_AAAE2BB3666E899A7D1D11C500940D0C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Schedule Of Default Fund Contributions Table </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ScheduleOfDefaultFundContributionsTableTableTextBlock" xlink:label="loc_ndaq_ScheduleOfDefaultFundContributionsTableTableTextBlock_AAAE2BB3666E899A7D1D11C500940D0C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ScheduleOfDefaultFundContributionsTableTableTextBlock_AAAE2BB3666E899A7D1D11C500940D0C" xlink:to="lab_ndaq_ScheduleOfDefaultFundContributionsTableTableTextBlock_AAAE2BB3666E899A7D1D11C500940D0C" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfDerivativeInstrumentsTextBlock_DFA6DF30B76FC4C5843411C500948ABF_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDerivativeInstrumentsTextBlock_DFA6DF30B76FC4C5843411C500948ABF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Derivative Contracts Outstanding </link:label>
<link:label id="lab_us-gaap_ScheduleOfDerivativeInstrumentsTextBlock_DFA6DF30B76FC4C5843411C500948ABF_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDerivativeInstrumentsTextBlock_DFA6DF30B76FC4C5843411C500948ABF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Derivative Instruments [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfDerivativeInstrumentsTextBlock" xlink:label="loc_us-gaap_ScheduleOfDerivativeInstrumentsTextBlock_DFA6DF30B76FC4C5843411C500948ABF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfDerivativeInstrumentsTextBlock_DFA6DF30B76FC4C5843411C500948ABF" xlink:to="lab_us-gaap_ScheduleOfDerivativeInstrumentsTextBlock_DFA6DF30B76FC4C5843411C500948ABF" xlink:type="arc"/>
<link:label id="lab_ndaq_ScheduleofDerivativeContractsClearedTableTextBlock_B590958F49CFE43BDE3D11C50094140A_terseLabel_en-US" xlink:label="lab_ndaq_ScheduleofDerivativeContractsClearedTableTextBlock_B590958F49CFE43BDE3D11C50094140A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Derivative Contracts Cleared </link:label>
<link:label id="lab_ndaq_ScheduleofDerivativeContractsClearedTableTextBlock_B590958F49CFE43BDE3D11C50094140A_label_en-US" xlink:label="lab_ndaq_ScheduleofDerivativeContractsClearedTableTextBlock_B590958F49CFE43BDE3D11C50094140A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Derivative Contracts Cleared [Table Text Block] </link:label>
<link:label id="lab_ndaq_ScheduleofDerivativeContractsClearedTableTextBlock_B590958F49CFE43BDE3D11C50094140A_documentation_en-US" xlink:label="lab_ndaq_ScheduleofDerivativeContractsClearedTableTextBlock_B590958F49CFE43BDE3D11C50094140A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Schedule of Derivative Contracts Cleared. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ScheduleofDerivativeContractsClearedTableTextBlock" xlink:label="loc_ndaq_ScheduleofDerivativeContractsClearedTableTextBlock_B590958F49CFE43BDE3D11C50094140A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ScheduleofDerivativeContractsClearedTableTextBlock_B590958F49CFE43BDE3D11C50094140A" xlink:to="lab_ndaq_ScheduleofDerivativeContractsClearedTableTextBlock_B590958F49CFE43BDE3D11C50094140A" xlink:type="arc"/>
<link:label id="lab_ndaq_ThreePointEightFiveSeniorSecuredNotesDueJune302026Member_F50CEE019A7813A2CD0211C50178C362_terseLabel_en-US" xlink:label="lab_ndaq_ThreePointEightFiveSeniorSecuredNotesDueJune302026Member_F50CEE019A7813A2CD0211C50178C362" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 3.85% senior unsecured notes due June 30, 2026 </link:label>
<link:label id="lab_ndaq_ThreePointEightFiveSeniorSecuredNotesDueJune302026Member_F50CEE019A7813A2CD0211C50178C362_label_en-US" xlink:label="lab_ndaq_ThreePointEightFiveSeniorSecuredNotesDueJune302026Member_F50CEE019A7813A2CD0211C50178C362" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Three Point Eight Five Senior Secured Notes Due June302026 [Member] </link:label>
<link:label id="lab_ndaq_ThreePointEightFiveSeniorSecuredNotesDueJune302026Member_F50CEE019A7813A2CD0211C50178C362_documentation_en-US" xlink:label="lab_ndaq_ThreePointEightFiveSeniorSecuredNotesDueJune302026Member_F50CEE019A7813A2CD0211C50178C362" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Three Point Eight Five Senior Secured Notes Due June302026 [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ThreePointEightFiveSeniorSecuredNotesDueJune302026Member" xlink:label="loc_ndaq_ThreePointEightFiveSeniorSecuredNotesDueJune302026Member_F50CEE019A7813A2CD0211C50178C362" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ThreePointEightFiveSeniorSecuredNotesDueJune302026Member_F50CEE019A7813A2CD0211C50178C362" xlink:to="lab_ndaq_ThreePointEightFiveSeniorSecuredNotesDueJune302026Member_F50CEE019A7813A2CD0211C50178C362" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_9B1F6929F5CC55B405DF11C5003AA5C6_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_9B1F6929F5CC55B405DF11C5003AA5C6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Components of Income Tax Expense (Benefit) </link:label>
<link:label id="lab_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_9B1F6929F5CC55B405DF11C5003AA5C6_label_en-US" xlink:label="lab_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_9B1F6929F5CC55B405DF11C5003AA5C6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_9B1F6929F5CC55B405DF11C5003AA5C6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_9B1F6929F5CC55B405DF11C5003AA5C6" xlink:to="lab_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_9B1F6929F5CC55B405DF11C5003AA5C6" xlink:type="arc"/>
<link:label id="lab_ndaq_CommitmentsAndContingenciesDisclosureTable_FDC3CE6F678825DBAEF21419037A8C46_terseLabel_en-US" xlink:label="lab_ndaq_CommitmentsAndContingenciesDisclosureTable_FDC3CE6F678825DBAEF21419037A8C46" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Commitments and Contingencies Disclosure [Table] </link:label>
<link:label id="lab_ndaq_CommitmentsAndContingenciesDisclosureTable_FDC3CE6F678825DBAEF21419037A8C46_label_en-US" xlink:label="lab_ndaq_CommitmentsAndContingenciesDisclosureTable_FDC3CE6F678825DBAEF21419037A8C46" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Commitments and Contingencies Disclosure [Table] </link:label>
<link:label id="lab_ndaq_CommitmentsAndContingenciesDisclosureTable_FDC3CE6F678825DBAEF21419037A8C46_documentation_en-US" xlink:label="lab_ndaq_CommitmentsAndContingenciesDisclosureTable_FDC3CE6F678825DBAEF21419037A8C46" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Commitments and Contingencies Disclosure [Table] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_CommitmentsAndContingenciesDisclosureTable" xlink:label="loc_ndaq_CommitmentsAndContingenciesDisclosureTable_FDC3CE6F678825DBAEF21419037A8C46" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_CommitmentsAndContingenciesDisclosureTable_FDC3CE6F678825DBAEF21419037A8C46" xlink:to="lab_ndaq_CommitmentsAndContingenciesDisclosureTable_FDC3CE6F678825DBAEF21419037A8C46" xlink:type="arc"/>
<link:label id="lab_srt_CounterpartyNameAxis_86514DD538B7094C1BF01419037B266A_terseLabel_en-US" xlink:label="lab_srt_CounterpartyNameAxis_86514DD538B7094C1BF01419037B266A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Counterparty Name [Axis] </link:label>
<link:label id="lab_srt_CounterpartyNameAxis_86514DD538B7094C1BF01419037B266A_label_en-US" xlink:label="lab_srt_CounterpartyNameAxis_86514DD538B7094C1BF01419037B266A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Counterparty Name [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_CounterpartyNameAxis" xlink:label="loc_srt_CounterpartyNameAxis_86514DD538B7094C1BF01419037B266A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_CounterpartyNameAxis_86514DD538B7094C1BF01419037B266A" xlink:to="lab_srt_CounterpartyNameAxis_86514DD538B7094C1BF01419037B266A" xlink:type="arc"/>
<link:label id="lab_srt_RepurchaseAgreementCounterpartyNameDomain_3015739B68143AB178881419037B7C50_terseLabel_en-US" xlink:label="lab_srt_RepurchaseAgreementCounterpartyNameDomain_3015739B68143AB178881419037B7C50" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Counterparty Name [Domain] </link:label>
<link:label id="lab_srt_RepurchaseAgreementCounterpartyNameDomain_3015739B68143AB178881419037B7C50_label_en-US" xlink:label="lab_srt_RepurchaseAgreementCounterpartyNameDomain_3015739B68143AB178881419037B7C50" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Counterparty Name [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RepurchaseAgreementCounterpartyNameDomain" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_3015739B68143AB178881419037B7C50" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_3015739B68143AB178881419037B7C50" xlink:to="lab_srt_RepurchaseAgreementCounterpartyNameDomain_3015739B68143AB178881419037B7C50" xlink:type="arc"/>
<link:label id="lab_ndaq_ICBCMember_7D7E74348BE78A6448781419037BD52C_terseLabel_en-US" xlink:label="lab_ndaq_ICBCMember_7D7E74348BE78A6448781419037BD52C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> ICBC </link:label>
<link:label id="lab_ndaq_ICBCMember_7D7E74348BE78A6448781419037BD52C_label_en-US" xlink:label="lab_ndaq_ICBCMember_7D7E74348BE78A6448781419037BD52C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> ICBC [Member] </link:label>
<link:label id="lab_ndaq_ICBCMember_7D7E74348BE78A6448781419037BD52C_documentation_en-US" xlink:label="lab_ndaq_ICBCMember_7D7E74348BE78A6448781419037BD52C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> ICBC [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ICBCMember" xlink:label="loc_ndaq_ICBCMember_7D7E74348BE78A6448781419037BD52C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ICBCMember_7D7E74348BE78A6448781419037BD52C" xlink:to="lab_ndaq_ICBCMember_7D7E74348BE78A6448781419037BD52C" xlink:type="arc"/>
<link:label id="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_BFA90296B6FB32F4025B1419037C3502_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_BFA90296B6FB32F4025B1419037C3502" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Loss Contingency Nature [Axis] </link:label>
<link:label id="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_BFA90296B6FB32F4025B1419037C3502_label_en-US" xlink:label="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_BFA90296B6FB32F4025B1419037C3502" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Loss Contingency Nature [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LossContingenciesByNatureOfContingencyAxis" xlink:label="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_BFA90296B6FB32F4025B1419037C3502" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_BFA90296B6FB32F4025B1419037C3502" xlink:to="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_BFA90296B6FB32F4025B1419037C3502" xlink:type="arc"/>
<link:label id="lab_us-gaap_LossContingencyNatureDomain_C19F3D8A169C60F0F3141419037C93ED_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingencyNatureDomain_C19F3D8A169C60F0F3141419037C93ED" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Loss Contingency, Nature [Domain] </link:label>
<link:label id="lab_us-gaap_LossContingencyNatureDomain_C19F3D8A169C60F0F3141419037C93ED_label_en-US" xlink:label="lab_us-gaap_LossContingencyNatureDomain_C19F3D8A169C60F0F3141419037C93ED" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Loss Contingency, Nature [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LossContingencyNatureDomain" xlink:label="loc_us-gaap_LossContingencyNatureDomain_C19F3D8A169C60F0F3141419037C93ED" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossContingencyNatureDomain_C19F3D8A169C60F0F3141419037C93ED" xlink:to="lab_us-gaap_LossContingencyNatureDomain_C19F3D8A169C60F0F3141419037C93ED" xlink:type="arc"/>
<link:label id="lab_ndaq_EscrowAgreementMember_DFE86DAAB74037E4E4CB1419037DFD8A_terseLabel_en-US" xlink:label="lab_ndaq_EscrowAgreementMember_DFE86DAAB74037E4E4CB1419037DFD8A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Escrow Agreement </link:label>
<link:label id="lab_ndaq_EscrowAgreementMember_DFE86DAAB74037E4E4CB1419037DFD8A_label_en-US" xlink:label="lab_ndaq_EscrowAgreementMember_DFE86DAAB74037E4E4CB1419037DFD8A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Escrow Agreement [Member] </link:label>
<link:label id="lab_ndaq_EscrowAgreementMember_DFE86DAAB74037E4E4CB1419037DFD8A_documentation_en-US" xlink:label="lab_ndaq_EscrowAgreementMember_DFE86DAAB74037E4E4CB1419037DFD8A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Escrow Agreement [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_EscrowAgreementMember" xlink:label="loc_ndaq_EscrowAgreementMember_DFE86DAAB74037E4E4CB1419037DFD8A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_EscrowAgreementMember_DFE86DAAB74037E4E4CB1419037DFD8A" xlink:to="lab_ndaq_EscrowAgreementMember_DFE86DAAB74037E4E4CB1419037DFD8A" xlink:type="arc"/>
<link:label id="lab_ndaq_EspeedMember_A27CE3D807A7DFD0525B1419037E39DE_terseLabel_en-US" xlink:label="lab_ndaq_EspeedMember_A27CE3D807A7DFD0525B1419037E39DE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> eSpeed </link:label>
<link:label id="lab_ndaq_EspeedMember_A27CE3D807A7DFD0525B1419037E39DE_label_en-US" xlink:label="lab_ndaq_EspeedMember_A27CE3D807A7DFD0525B1419037E39DE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Espeed [Member] </link:label>
<link:label id="lab_ndaq_EspeedMember_A27CE3D807A7DFD0525B1419037E39DE_documentation_en-US" xlink:label="lab_ndaq_EspeedMember_A27CE3D807A7DFD0525B1419037E39DE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> eSpeed [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_EspeedMember" xlink:label="loc_ndaq_EspeedMember_A27CE3D807A7DFD0525B1419037E39DE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_EspeedMember_A27CE3D807A7DFD0525B1419037E39DE" xlink:to="lab_ndaq_EspeedMember_A27CE3D807A7DFD0525B1419037E39DE" xlink:type="arc"/>
<link:label id="lab_ndaq_CommitmentsAndContingenciesDisclosureLineItems_9C68A0D1BFE9F54F04DB1419037E5776_terseLabel_en-US" xlink:label="lab_ndaq_CommitmentsAndContingenciesDisclosureLineItems_9C68A0D1BFE9F54F04DB1419037E5776" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Commitments and Contingencies Disclosure [Line Items] </link:label>
<link:label id="lab_ndaq_CommitmentsAndContingenciesDisclosureLineItems_9C68A0D1BFE9F54F04DB1419037E5776_label_en-US" xlink:label="lab_ndaq_CommitmentsAndContingenciesDisclosureLineItems_9C68A0D1BFE9F54F04DB1419037E5776" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Commitments and Contingencies Disclosure [Line Items] </link:label>
<link:label id="lab_ndaq_CommitmentsAndContingenciesDisclosureLineItems_9C68A0D1BFE9F54F04DB1419037E5776_documentation_en-US" xlink:label="lab_ndaq_CommitmentsAndContingenciesDisclosureLineItems_9C68A0D1BFE9F54F04DB1419037E5776" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Commitments and Contingencies Disclosure [Line Items] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_CommitmentsAndContingenciesDisclosureLineItems" xlink:label="loc_ndaq_CommitmentsAndContingenciesDisclosureLineItems_9C68A0D1BFE9F54F04DB1419037E5776" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_CommitmentsAndContingenciesDisclosureLineItems_9C68A0D1BFE9F54F04DB1419037E5776" xlink:to="lab_ndaq_CommitmentsAndContingenciesDisclosureLineItems_9C68A0D1BFE9F54F04DB1419037E5776" xlink:type="arc"/>
<link:label id="lab_ndaq_Financialguaranteesobtainedtoprovidefurtherliquidityanddefaultprotectionrelatedtoclearingbusinesses_E40A5D025770979038651419037E2331_terseLabel_en-US" xlink:label="lab_ndaq_Financialguaranteesobtainedtoprovidefurtherliquidityanddefaultprotectionrelatedtoclearingbusinesses_E40A5D025770979038651419037E2331" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Financial guarantees obtained </link:label>
<link:label id="lab_ndaq_Financialguaranteesobtainedtoprovidefurtherliquidityanddefaultprotectionrelatedtoclearingbusinesses_E40A5D025770979038651419037E2331_label_en-US" xlink:label="lab_ndaq_Financialguaranteesobtainedtoprovidefurtherliquidityanddefaultprotectionrelatedtoclearingbusinesses_E40A5D025770979038651419037E2331" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Financial guarantees obtained to provide further liquidity and default protection related to clearing businesses </link:label>
<link:label id="lab_ndaq_Financialguaranteesobtainedtoprovidefurtherliquidityanddefaultprotectionrelatedtoclearingbusinesses_E40A5D025770979038651419037E2331_documentation_en-US" xlink:label="lab_ndaq_Financialguaranteesobtainedtoprovidefurtherliquidityanddefaultprotectionrelatedtoclearingbusinesses_E40A5D025770979038651419037E2331" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Financial guarantees obtained to provide further liquidity and default protection related to clearing businesses </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_Financialguaranteesobtainedtoprovidefurtherliquidityanddefaultprotectionrelatedtoclearingbusinesses" xlink:label="loc_ndaq_Financialguaranteesobtainedtoprovidefurtherliquidityanddefaultprotectionrelatedtoclearingbusinesses_E40A5D025770979038651419037E2331" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_Financialguaranteesobtainedtoprovidefurtherliquidityanddefaultprotectionrelatedtoclearingbusinesses_E40A5D025770979038651419037E2331" xlink:to="lab_ndaq_Financialguaranteesobtainedtoprovidefurtherliquidityanddefaultprotectionrelatedtoclearingbusinesses_E40A5D025770979038651419037E2331" xlink:type="arc"/>
<link:label id="lab_ndaq_CreditFacilityAvailableLiquidity_00220C0811F8F1E1384E1419037E8DE9_terseLabel_en-US" xlink:label="lab_ndaq_CreditFacilityAvailableLiquidity_00220C0811F8F1E1384E1419037E8DE9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Credit facility, available liquidity </link:label>
<link:label id="lab_ndaq_CreditFacilityAvailableLiquidity_00220C0811F8F1E1384E1419037E8DE9_label_en-US" xlink:label="lab_ndaq_CreditFacilityAvailableLiquidity_00220C0811F8F1E1384E1419037E8DE9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Credit Facility Available Liquidity </link:label>
<link:label id="lab_ndaq_CreditFacilityAvailableLiquidity_00220C0811F8F1E1384E1419037E8DE9_documentation_en-US" xlink:label="lab_ndaq_CreditFacilityAvailableLiquidity_00220C0811F8F1E1384E1419037E8DE9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Credit Facility Available Liquidity </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_CreditFacilityAvailableLiquidity" xlink:label="loc_ndaq_CreditFacilityAvailableLiquidity_00220C0811F8F1E1384E1419037E8DE9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_CreditFacilityAvailableLiquidity_00220C0811F8F1E1384E1419037E8DE9" xlink:to="lab_ndaq_CreditFacilityAvailableLiquidity_00220C0811F8F1E1384E1419037E8DE9" xlink:type="arc"/>
<link:label id="lab_us-gaap_ReceivablesFromBrokersDealersAndClearingOrganizations_F1A8CCBDDDFC3D3078171419037F7FA4_terseLabel_en-US" xlink:label="lab_us-gaap_ReceivablesFromBrokersDealersAndClearingOrganizations_F1A8CCBDDDFC3D3078171419037F7FA4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Margin deposits contributed to brokers </link:label>
<link:label id="lab_us-gaap_ReceivablesFromBrokersDealersAndClearingOrganizations_F1A8CCBDDDFC3D3078171419037F7FA4_label_en-US" xlink:label="lab_us-gaap_ReceivablesFromBrokersDealersAndClearingOrganizations_F1A8CCBDDDFC3D3078171419037F7FA4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Receivables from Brokers-Dealers and Clearing Organizations </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ReceivablesFromBrokersDealersAndClearingOrganizations" xlink:label="loc_us-gaap_ReceivablesFromBrokersDealersAndClearingOrganizations_F1A8CCBDDDFC3D3078171419037F7FA4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReceivablesFromBrokersDealersAndClearingOrganizations_F1A8CCBDDDFC3D3078171419037F7FA4" xlink:to="lab_us-gaap_ReceivablesFromBrokersDealersAndClearingOrganizations_F1A8CCBDDDFC3D3078171419037F7FA4" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_8DB3AB54654BFE0E96531419037F6278_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_8DB3AB54654BFE0E96531419037F6278" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Contingent future issuance of common stock (in shares) </link:label>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_8DB3AB54654BFE0E96531419037F6278_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_8DB3AB54654BFE0E96531419037F6278" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Shares, Acquisitions </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesAcquisitions" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_8DB3AB54654BFE0E96531419037F6278" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_8DB3AB54654BFE0E96531419037F6278" xlink:to="lab_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_8DB3AB54654BFE0E96531419037F6278" xlink:type="arc"/>
<link:label id="lab_ndaq_ConsolidatedAmountofRevenuerequiredtotriggerannualissuanceofNasdaqcommonstock_D88F68449593AB0300EE1419037F7DF6_terseLabel_en-US" xlink:label="lab_ndaq_ConsolidatedAmountofRevenuerequiredtotriggerannualissuanceofNasdaqcommonstock_D88F68449593AB0300EE1419037F7DF6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenue required to trigger annual issuance of Nasdaq common stock </link:label>
<link:label id="lab_ndaq_ConsolidatedAmountofRevenuerequiredtotriggerannualissuanceofNasdaqcommonstock_D88F68449593AB0300EE1419037F7DF6_label_en-US" xlink:label="lab_ndaq_ConsolidatedAmountofRevenuerequiredtotriggerannualissuanceofNasdaqcommonstock_D88F68449593AB0300EE1419037F7DF6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Consolidated Amount of Revenue required to trigger annual issuance of Nasdaq common stock </link:label>
<link:label id="lab_ndaq_ConsolidatedAmountofRevenuerequiredtotriggerannualissuanceofNasdaqcommonstock_D88F68449593AB0300EE1419037F7DF6_documentation_en-US" xlink:label="lab_ndaq_ConsolidatedAmountofRevenuerequiredtotriggerannualissuanceofNasdaqcommonstock_D88F68449593AB0300EE1419037F7DF6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Minimum amount of revenue required to trigger annual issuance of stock </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ConsolidatedAmountofRevenuerequiredtotriggerannualissuanceofNasdaqcommonstock" xlink:label="loc_ndaq_ConsolidatedAmountofRevenuerequiredtotriggerannualissuanceofNasdaqcommonstock_D88F68449593AB0300EE1419037F7DF6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ConsolidatedAmountofRevenuerequiredtotriggerannualissuanceofNasdaqcommonstock_D88F68449593AB0300EE1419037F7DF6" xlink:to="lab_ndaq_ConsolidatedAmountofRevenuerequiredtotriggerannualissuanceofNasdaqcommonstock_D88F68449593AB0300EE1419037F7DF6" xlink:type="arc"/>
<link:label id="lab_us-gaap_LossContingencyAccrualAtCarryingValue_0B48D88663F117909EF01419037F66F3_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingencyAccrualAtCarryingValue_0B48D88663F117909EF01419037F66F3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Contingency, accrual </link:label>
<link:label id="lab_us-gaap_LossContingencyAccrualAtCarryingValue_0B48D88663F117909EF01419037F66F3_label_en-US" xlink:label="lab_us-gaap_LossContingencyAccrualAtCarryingValue_0B48D88663F117909EF01419037F66F3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Loss Contingency Accrual </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LossContingencyAccrualAtCarryingValue" xlink:label="loc_us-gaap_LossContingencyAccrualAtCarryingValue_0B48D88663F117909EF01419037F66F3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossContingencyAccrualAtCarryingValue_0B48D88663F117909EF01419037F66F3" xlink:to="lab_us-gaap_LossContingencyAccrualAtCarryingValue_0B48D88663F117909EF01419037F66F3" xlink:type="arc"/>
<link:label id="lab_ndaq_NumberOfNationalExchangesNamedAsDefendants_B221BB725923956241C61419037F0988_terseLabel_en-US" xlink:label="lab_ndaq_NumberOfNationalExchangesNamedAsDefendants_B221BB725923956241C61419037F0988" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> National exchanges named as defendants </link:label>
<link:label id="lab_ndaq_NumberOfNationalExchangesNamedAsDefendants_B221BB725923956241C61419037F0988_label_en-US" xlink:label="lab_ndaq_NumberOfNationalExchangesNamedAsDefendants_B221BB725923956241C61419037F0988" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number Of National Exchanges Named As Defendants </link:label>
<link:label id="lab_ndaq_NumberOfNationalExchangesNamedAsDefendants_B221BB725923956241C61419037F0988_documentation_en-US" xlink:label="lab_ndaq_NumberOfNationalExchangesNamedAsDefendants_B221BB725923956241C61419037F0988" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number Of National Exchanges Named As Defendants </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_NumberOfNationalExchangesNamedAsDefendants" xlink:label="loc_ndaq_NumberOfNationalExchangesNamedAsDefendants_B221BB725923956241C61419037F0988" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_NumberOfNationalExchangesNamedAsDefendants_B221BB725923956241C61419037F0988" xlink:to="lab_ndaq_NumberOfNationalExchangesNamedAsDefendants_B221BB725923956241C61419037F0988" xlink:type="arc"/>
<link:label id="lab_us-gaap_LossContingencyEstimateOfPossibleLoss_2F1A3532491A45CCEA191419037F6A5B_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingencyEstimateOfPossibleLoss_2F1A3532491A45CCEA191419037F6A5B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Estimate of possible loss of revenue </link:label>
<link:label id="lab_us-gaap_LossContingencyEstimateOfPossibleLoss_2F1A3532491A45CCEA191419037F6A5B_label_en-US" xlink:label="lab_us-gaap_LossContingencyEstimateOfPossibleLoss_2F1A3532491A45CCEA191419037F6A5B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Loss Contingency, Estimate of Possible Loss </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LossContingencyEstimateOfPossibleLoss" xlink:label="loc_us-gaap_LossContingencyEstimateOfPossibleLoss_2F1A3532491A45CCEA191419037F6A5B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossContingencyEstimateOfPossibleLoss_2F1A3532491A45CCEA191419037F6A5B" xlink:to="lab_us-gaap_LossContingencyEstimateOfPossibleLoss_2F1A3532491A45CCEA191419037F6A5B" xlink:type="arc"/>
<link:label id="lab_ndaq_FourPointTwoFivePercentSeniorUnsecuredNotesDueJune12024Member_976DFDE040E3D7DBE54611C501871A97_terseLabel_en-US" xlink:label="lab_ndaq_FourPointTwoFivePercentSeniorUnsecuredNotesDueJune12024Member_976DFDE040E3D7DBE54611C501871A97" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 4.25% senior unsecured notes due June 1, 2024 </link:label>
<link:label id="lab_ndaq_FourPointTwoFivePercentSeniorUnsecuredNotesDueJune12024Member_976DFDE040E3D7DBE54611C501871A97_label_en-US" xlink:label="lab_ndaq_FourPointTwoFivePercentSeniorUnsecuredNotesDueJune12024Member_976DFDE040E3D7DBE54611C501871A97" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Four Point Two Five Percent Senior Unsecured Notes Due June12024 [Member] </link:label>
<link:label id="lab_ndaq_FourPointTwoFivePercentSeniorUnsecuredNotesDueJune12024Member_976DFDE040E3D7DBE54611C501871A97_documentation_en-US" xlink:label="lab_ndaq_FourPointTwoFivePercentSeniorUnsecuredNotesDueJune12024Member_976DFDE040E3D7DBE54611C501871A97" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Four Point Two Five Percent Senior Unsecured Notes Due June 1 2024 [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_FourPointTwoFivePercentSeniorUnsecuredNotesDueJune12024Member" xlink:label="loc_ndaq_FourPointTwoFivePercentSeniorUnsecuredNotesDueJune12024Member_976DFDE040E3D7DBE54611C501871A97" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_FourPointTwoFivePercentSeniorUnsecuredNotesDueJune12024Member_976DFDE040E3D7DBE54611C501871A97" xlink:to="lab_ndaq_FourPointTwoFivePercentSeniorUnsecuredNotesDueJune12024Member_976DFDE040E3D7DBE54611C501871A97" xlink:type="arc"/>
<link:label id="lab_ndaq_OnePointSevenFiveSeniorUnsecuredNotesDueMay192023Member_5317D99A2663EC349BE611C5017E1F3E_terseLabel_en-US" xlink:label="lab_ndaq_OnePointSevenFiveSeniorUnsecuredNotesDueMay192023Member_5317D99A2663EC349BE611C5017E1F3E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 1.75% senior unsecured notes due May 19, 2023 </link:label>
<link:label id="lab_ndaq_OnePointSevenFiveSeniorUnsecuredNotesDueMay192023Member_5317D99A2663EC349BE611C5017E1F3E_label_en-US" xlink:label="lab_ndaq_OnePointSevenFiveSeniorUnsecuredNotesDueMay192023Member_5317D99A2663EC349BE611C5017E1F3E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> One Point Seven Five Senior Unsecured Notes Due May192023 [Member] </link:label>
<link:label id="lab_ndaq_OnePointSevenFiveSeniorUnsecuredNotesDueMay192023Member_5317D99A2663EC349BE611C5017E1F3E_documentation_en-US" xlink:label="lab_ndaq_OnePointSevenFiveSeniorUnsecuredNotesDueMay192023Member_5317D99A2663EC349BE611C5017E1F3E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> One Point Seven Five Senior Unsecured Notes Due May192023 [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_OnePointSevenFiveSeniorUnsecuredNotesDueMay192023Member" xlink:label="loc_ndaq_OnePointSevenFiveSeniorUnsecuredNotesDueMay192023Member_5317D99A2663EC349BE611C5017E1F3E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_OnePointSevenFiveSeniorUnsecuredNotesDueMay192023Member_5317D99A2663EC349BE611C5017E1F3E" xlink:to="lab_ndaq_OnePointSevenFiveSeniorUnsecuredNotesDueMay192023Member_5317D99A2663EC349BE611C5017E1F3E" xlink:type="arc"/>
<link:label id="lab_ndaq_InvestmentsDebtAndEquitySecuritiesTable_BE38861CC24E9EDCCC7618114817A3BC_terseLabel_en-US" xlink:label="lab_ndaq_InvestmentsDebtAndEquitySecuritiesTable_BE38861CC24E9EDCCC7618114817A3BC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Investments, Debt, and Equity Securities [Table] </link:label>
<link:label id="lab_ndaq_InvestmentsDebtAndEquitySecuritiesTable_BE38861CC24E9EDCCC7618114817A3BC_label_en-US" xlink:label="lab_ndaq_InvestmentsDebtAndEquitySecuritiesTable_BE38861CC24E9EDCCC7618114817A3BC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Investments, Debt, and Equity Securities [Table] </link:label>
<link:label id="lab_ndaq_InvestmentsDebtAndEquitySecuritiesTable_BE38861CC24E9EDCCC7618114817A3BC_documentation_en-US" xlink:label="lab_ndaq_InvestmentsDebtAndEquitySecuritiesTable_BE38861CC24E9EDCCC7618114817A3BC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Investments, Debt, and Equity Securities [Table] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_InvestmentsDebtAndEquitySecuritiesTable" xlink:label="loc_ndaq_InvestmentsDebtAndEquitySecuritiesTable_BE38861CC24E9EDCCC7618114817A3BC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_InvestmentsDebtAndEquitySecuritiesTable_BE38861CC24E9EDCCC7618114817A3BC" xlink:to="lab_ndaq_InvestmentsDebtAndEquitySecuritiesTable_BE38861CC24E9EDCCC7618114817A3BC" xlink:type="arc"/>
<link:label id="lab_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_CC17AB76AC0312AB3986181148184A4A_terseLabel_en-US" xlink:label="lab_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_CC17AB76AC0312AB3986181148184A4A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Investment, Name [Axis] </link:label>
<link:label id="lab_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_CC17AB76AC0312AB3986181148184A4A_label_en-US" xlink:label="lab_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_CC17AB76AC0312AB3986181148184A4A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Investment, Name [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_CC17AB76AC0312AB3986181148184A4A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_CC17AB76AC0312AB3986181148184A4A" xlink:to="lab_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_CC17AB76AC0312AB3986181148184A4A" xlink:type="arc"/>
<link:label id="lab_srt_EquityMethodInvesteeNameDomain_B70BAD15B8ED6505791E181148182041_terseLabel_en-US" xlink:label="lab_srt_EquityMethodInvesteeNameDomain_B70BAD15B8ED6505791E181148182041" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Investment, Name [Domain] </link:label>
<link:label id="lab_srt_EquityMethodInvesteeNameDomain_B70BAD15B8ED6505791E181148182041_label_en-US" xlink:label="lab_srt_EquityMethodInvesteeNameDomain_B70BAD15B8ED6505791E181148182041" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Investment, Name [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_EquityMethodInvesteeNameDomain" xlink:label="loc_srt_EquityMethodInvesteeNameDomain_B70BAD15B8ED6505791E181148182041" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_EquityMethodInvesteeNameDomain_B70BAD15B8ED6505791E181148182041" xlink:to="lab_srt_EquityMethodInvesteeNameDomain_B70BAD15B8ED6505791E181148182041" xlink:type="arc"/>
<link:label id="lab_ndaq_OptionsClearingCorporationMember_60951C9E72F386E3657718114818C165_terseLabel_en-US" xlink:label="lab_ndaq_OptionsClearingCorporationMember_60951C9E72F386E3657718114818C165" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> OCC </link:label>
<link:label id="lab_ndaq_OptionsClearingCorporationMember_60951C9E72F386E3657718114818C165_label_en-US" xlink:label="lab_ndaq_OptionsClearingCorporationMember_60951C9E72F386E3657718114818C165" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Options Clearing Corporation [Member] </link:label>
<link:label id="lab_ndaq_OptionsClearingCorporationMember_60951C9E72F386E3657718114818C165_documentation_en-US" xlink:label="lab_ndaq_OptionsClearingCorporationMember_60951C9E72F386E3657718114818C165" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Options Clearing Corporation [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_OptionsClearingCorporationMember" xlink:label="loc_ndaq_OptionsClearingCorporationMember_60951C9E72F386E3657718114818C165" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_OptionsClearingCorporationMember_60951C9E72F386E3657718114818C165" xlink:to="lab_ndaq_OptionsClearingCorporationMember_60951C9E72F386E3657718114818C165" xlink:type="arc"/>
<link:label id="lab_ndaq_OptionsClearingCorporationPriorPeriodResultsMember_AF84A4C02F031E2950D818114819BEA5_terseLabel_en-US" xlink:label="lab_ndaq_OptionsClearingCorporationPriorPeriodResultsMember_AF84A4C02F031E2950D818114819BEA5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> OCC, Prior Period Results </link:label>
<link:label id="lab_ndaq_OptionsClearingCorporationPriorPeriodResultsMember_AF84A4C02F031E2950D818114819BEA5_label_en-US" xlink:label="lab_ndaq_OptionsClearingCorporationPriorPeriodResultsMember_AF84A4C02F031E2950D818114819BEA5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Options Clearing Corporation, Prior Period Results [Member] </link:label>
<link:label id="lab_ndaq_OptionsClearingCorporationPriorPeriodResultsMember_AF84A4C02F031E2950D818114819BEA5_documentation_en-US" xlink:label="lab_ndaq_OptionsClearingCorporationPriorPeriodResultsMember_AF84A4C02F031E2950D818114819BEA5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Options Clearing Corporation, Prior Period Results [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_OptionsClearingCorporationPriorPeriodResultsMember" xlink:label="loc_ndaq_OptionsClearingCorporationPriorPeriodResultsMember_AF84A4C02F031E2950D818114819BEA5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_OptionsClearingCorporationPriorPeriodResultsMember_AF84A4C02F031E2950D818114819BEA5" xlink:to="lab_ndaq_OptionsClearingCorporationPriorPeriodResultsMember_AF84A4C02F031E2950D818114819BEA5" xlink:type="arc"/>
<link:label id="lab_ndaq_OptionsClearingCorporationCurrentPeriodResultsMember_9DC24E9FA2504AACBA0A181148199F5F_terseLabel_en-US" xlink:label="lab_ndaq_OptionsClearingCorporationCurrentPeriodResultsMember_9DC24E9FA2504AACBA0A181148199F5F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> OCC, Current Period Results </link:label>
<link:label id="lab_ndaq_OptionsClearingCorporationCurrentPeriodResultsMember_9DC24E9FA2504AACBA0A181148199F5F_label_en-US" xlink:label="lab_ndaq_OptionsClearingCorporationCurrentPeriodResultsMember_9DC24E9FA2504AACBA0A181148199F5F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Options Clearing Corporation, Current Period Results [Member] </link:label>
<link:label id="lab_ndaq_OptionsClearingCorporationCurrentPeriodResultsMember_9DC24E9FA2504AACBA0A181148199F5F_documentation_en-US" xlink:label="lab_ndaq_OptionsClearingCorporationCurrentPeriodResultsMember_9DC24E9FA2504AACBA0A181148199F5F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Options Clearing Corporation, Current Period Results [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_OptionsClearingCorporationCurrentPeriodResultsMember" xlink:label="loc_ndaq_OptionsClearingCorporationCurrentPeriodResultsMember_9DC24E9FA2504AACBA0A181148199F5F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_OptionsClearingCorporationCurrentPeriodResultsMember_9DC24E9FA2504AACBA0A181148199F5F" xlink:to="lab_ndaq_OptionsClearingCorporationCurrentPeriodResultsMember_9DC24E9FA2504AACBA0A181148199F5F" xlink:type="arc"/>
<link:label id="lab_ndaq_InvestmentsDebtAndSecuritiesLineItems_6C9F866CC50B085ECBAF18114819662B_terseLabel_en-US" xlink:label="lab_ndaq_InvestmentsDebtAndSecuritiesLineItems_6C9F866CC50B085ECBAF18114819662B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Investments, Debt and Securities [Line Items] </link:label>
<link:label id="lab_ndaq_InvestmentsDebtAndSecuritiesLineItems_6C9F866CC50B085ECBAF18114819662B_label_en-US" xlink:label="lab_ndaq_InvestmentsDebtAndSecuritiesLineItems_6C9F866CC50B085ECBAF18114819662B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Investments, Debt and Securities [Line Items] </link:label>
<link:label id="lab_ndaq_InvestmentsDebtAndSecuritiesLineItems_6C9F866CC50B085ECBAF18114819662B_documentation_en-US" xlink:label="lab_ndaq_InvestmentsDebtAndSecuritiesLineItems_6C9F866CC50B085ECBAF18114819662B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Investments, Debt and Securities [Line Items] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_InvestmentsDebtAndSecuritiesLineItems" xlink:label="loc_ndaq_InvestmentsDebtAndSecuritiesLineItems_6C9F866CC50B085ECBAF18114819662B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_InvestmentsDebtAndSecuritiesLineItems_6C9F866CC50B085ECBAF18114819662B" xlink:to="lab_ndaq_InvestmentsDebtAndSecuritiesLineItems_6C9F866CC50B085ECBAF18114819662B" xlink:type="arc"/>
<link:label id="lab_us-gaap_TradingSecurities_11F95C43A84139E76CE318114819C196_verboseLabel_en-US" xlink:label="lab_us-gaap_TradingSecurities_11F95C43A84139E76CE318114819C196" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Trading securities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TradingSecurities" xlink:label="loc_us-gaap_TradingSecurities_11F95C43A84139E76CE318114819C196" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TradingSecurities_11F95C43A84139E76CE318114819C196" xlink:to="lab_us-gaap_TradingSecurities_11F95C43A84139E76CE318114819C196" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeLossFromEquityMethodInvestments_3D3502441E4FD4A6C6C5181148193136_verboseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromEquityMethodInvestments_3D3502441E4FD4A6C6C5181148193136" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Net income from unconsolidated investees </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_3D3502441E4FD4A6C6C5181148193136" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeLossFromEquityMethodInvestments_3D3502441E4FD4A6C6C5181148193136" xlink:to="lab_us-gaap_IncomeLossFromEquityMethodInvestments_3D3502441E4FD4A6C6C5181148193136" xlink:type="arc"/>
<link:label id="lab_ndaq_ContributionInEquityCapital_AEDCE93950D6175F6F0A1811481A3A57_terseLabel_en-US" xlink:label="lab_ndaq_ContributionInEquityCapital_AEDCE93950D6175F6F0A1811481A3A57" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Committed equity contribution </link:label>
<link:label id="lab_ndaq_ContributionInEquityCapital_AEDCE93950D6175F6F0A1811481A3A57_label_en-US" xlink:label="lab_ndaq_ContributionInEquityCapital_AEDCE93950D6175F6F0A1811481A3A57" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contribution In Equity Capital </link:label>
<link:label id="lab_ndaq_ContributionInEquityCapital_AEDCE93950D6175F6F0A1811481A3A57_documentation_en-US" xlink:label="lab_ndaq_ContributionInEquityCapital_AEDCE93950D6175F6F0A1811481A3A57" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> OCC's new capital plan – each existing exchange stockholder agrees to contribute a pro-rata share of the total commitment if certain thresholds are breached </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ContributionInEquityCapital" xlink:label="loc_ndaq_ContributionInEquityCapital_AEDCE93950D6175F6F0A1811481A3A57" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ContributionInEquityCapital_AEDCE93950D6175F6F0A1811481A3A57" xlink:to="lab_ndaq_ContributionInEquityCapital_AEDCE93950D6175F6F0A1811481A3A57" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsToAcquireEquityMethodInvestments_F310B921132AD473C95A1811481A005E_terseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireEquityMethodInvestments_F310B921132AD473C95A1811481A005E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Capital contribution </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquireEquityMethodInvestments_F310B921132AD473C95A1811481A005E_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireEquityMethodInvestments_F310B921132AD473C95A1811481A005E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Equity Method Investments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquireEquityMethodInvestments" xlink:label="loc_us-gaap_PaymentsToAcquireEquityMethodInvestments_F310B921132AD473C95A1811481A005E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireEquityMethodInvestments_F310B921132AD473C95A1811481A005E" xlink:to="lab_us-gaap_PaymentsToAcquireEquityMethodInvestments_F310B921132AD473C95A1811481A005E" xlink:type="arc"/>
<link:label id="lab_ndaq_AnnualDividendFromShareholdersPercentage_855A733311B0059D70001811481A921A_terseLabel_en-US" xlink:label="lab_ndaq_AnnualDividendFromShareholdersPercentage_855A733311B0059D70001811481A921A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Annual dividend from shareholders percentage </link:label>
<link:label id="lab_ndaq_AnnualDividendFromShareholdersPercentage_855A733311B0059D70001811481A921A_label_en-US" xlink:label="lab_ndaq_AnnualDividendFromShareholdersPercentage_855A733311B0059D70001811481A921A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Annual Dividend From Shareholders Percentage </link:label>
<link:label id="lab_ndaq_AnnualDividendFromShareholdersPercentage_855A733311B0059D70001811481A921A_documentation_en-US" xlink:label="lab_ndaq_AnnualDividendFromShareholdersPercentage_855A733311B0059D70001811481A921A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Commitment to pay annual dividend, in excess of the amount required to maintain its target capital requirement and satisfy other capital requirements, and after refunds, the percentage of distributable earnings before tax </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_AnnualDividendFromShareholdersPercentage" xlink:label="loc_ndaq_AnnualDividendFromShareholdersPercentage_855A733311B0059D70001811481A921A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_AnnualDividendFromShareholdersPercentage_855A733311B0059D70001811481A921A" xlink:to="lab_ndaq_AnnualDividendFromShareholdersPercentage_855A733311B0059D70001811481A921A" xlink:type="arc"/>
<link:label id="lab_us-gaap_EquityMethodInvestmentDividendsOrDistributions_AEBA003C32C5B9872BAA1811481AACD4_terseLabel_en-US" xlink:label="lab_us-gaap_EquityMethodInvestmentDividendsOrDistributions_AEBA003C32C5B9872BAA1811481AACD4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Annual dividend received </link:label>
<link:label id="lab_us-gaap_EquityMethodInvestmentDividendsOrDistributions_AEBA003C32C5B9872BAA1811481AACD4_label_en-US" xlink:label="lab_us-gaap_EquityMethodInvestmentDividendsOrDistributions_AEBA003C32C5B9872BAA1811481AACD4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Equity Method Investment, Distribution </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityMethodInvestmentDividendsOrDistributions" xlink:label="loc_us-gaap_EquityMethodInvestmentDividendsOrDistributions_AEBA003C32C5B9872BAA1811481AACD4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquityMethodInvestmentDividendsOrDistributions_AEBA003C32C5B9872BAA1811481AACD4" xlink:to="lab_us-gaap_EquityMethodInvestmentDividendsOrDistributions_AEBA003C32C5B9872BAA1811481AACD4" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromContributedCapital_70AE4C3134BAD4C752001811481AA51C_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromContributedCapital_70AE4C3134BAD4C752001811481AA51C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from contributed capital </link:label>
<link:label id="lab_us-gaap_ProceedsFromContributedCapital_70AE4C3134BAD4C752001811481AA51C_label_en-US" xlink:label="lab_us-gaap_ProceedsFromContributedCapital_70AE4C3134BAD4C752001811481AA51C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Contributed Capital </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromContributedCapital" xlink:label="loc_us-gaap_ProceedsFromContributedCapital_70AE4C3134BAD4C752001811481AA51C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromContributedCapital_70AE4C3134BAD4C752001811481AA51C" xlink:to="lab_us-gaap_ProceedsFromContributedCapital_70AE4C3134BAD4C752001811481AA51C" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeTaxExpenseBenefit_25EE0B265598A0880A7811C50036DDB7_verboseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefit_25EE0B265598A0880A7811C50036DDB7" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Income tax provision </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_25EE0B265598A0880A7811C50036DDB7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_25EE0B265598A0880A7811C50036DDB7" xlink:to="lab_us-gaap_IncomeTaxExpenseBenefit_25EE0B265598A0880A7811C50036DDB7" xlink:type="arc"/>
<link:label id="lab_ndaq_IncreaseDecreaseInIncomeTaxExpenseBenefitPercent_FA79D8A560C8221905DC11C50036FDAA_terseLabel_en-US" xlink:label="lab_ndaq_IncreaseDecreaseInIncomeTaxExpenseBenefitPercent_FA79D8A560C8221905DC11C50036FDAA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Percent change in income tax provision </link:label>
<link:label id="lab_ndaq_IncreaseDecreaseInIncomeTaxExpenseBenefitPercent_FA79D8A560C8221905DC11C50036FDAA_label_en-US" xlink:label="lab_ndaq_IncreaseDecreaseInIncomeTaxExpenseBenefitPercent_FA79D8A560C8221905DC11C50036FDAA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) In Income Tax Expense (Benefit), Percent </link:label>
<link:label id="lab_ndaq_IncreaseDecreaseInIncomeTaxExpenseBenefitPercent_FA79D8A560C8221905DC11C50036FDAA_documentation_en-US" xlink:label="lab_ndaq_IncreaseDecreaseInIncomeTaxExpenseBenefitPercent_FA79D8A560C8221905DC11C50036FDAA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) In Income Tax Expense (Benefit), Percent </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_IncreaseDecreaseInIncomeTaxExpenseBenefitPercent" xlink:label="loc_ndaq_IncreaseDecreaseInIncomeTaxExpenseBenefitPercent_FA79D8A560C8221905DC11C50036FDAA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_IncreaseDecreaseInIncomeTaxExpenseBenefitPercent_FA79D8A560C8221905DC11C50036FDAA" xlink:to="lab_ndaq_IncreaseDecreaseInIncomeTaxExpenseBenefitPercent_FA79D8A560C8221905DC11C50036FDAA" xlink:type="arc"/>
<link:label id="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperations_B763E067734B84A63EE611C5003672D3_terseLabel_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperations_B763E067734B84A63EE611C5003672D3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Effective tax rate </link:label>
<link:label id="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperations_B763E067734B84A63EE611C5003672D3_label_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperations_B763E067734B84A63EE611C5003672D3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Effective Income Tax Rate Reconciliation, Percent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_B763E067734B84A63EE611C5003672D3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_B763E067734B84A63EE611C5003672D3" xlink:to="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperations_B763E067734B84A63EE611C5003672D3" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfTreasuryStockByClassTextBlock_1900DD9FE57E3175863F11C500DA338C_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfTreasuryStockByClassTextBlock_1900DD9FE57E3175863F11C500DA338C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common Stock in Treasury, at Cost </link:label>
<link:label id="lab_us-gaap_ScheduleOfTreasuryStockByClassTextBlock_1900DD9FE57E3175863F11C500DA338C_label_en-US" xlink:label="lab_us-gaap_ScheduleOfTreasuryStockByClassTextBlock_1900DD9FE57E3175863F11C500DA338C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Class of Treasury Stock [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfTreasuryStockByClassTextBlock" xlink:label="loc_us-gaap_ScheduleOfTreasuryStockByClassTextBlock_1900DD9FE57E3175863F11C500DA338C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfTreasuryStockByClassTextBlock_1900DD9FE57E3175863F11C500DA338C" xlink:to="lab_us-gaap_ScheduleOfTreasuryStockByClassTextBlock_1900DD9FE57E3175863F11C500DA338C" xlink:type="arc"/>
<link:label id="lab_us-gaap_DividendsDeclaredTableTextBlock_135CF8A6C239ED9B2A6411C500DA01A3_terseLabel_en-US" xlink:label="lab_us-gaap_DividendsDeclaredTableTextBlock_135CF8A6C239ED9B2A6411C500DA01A3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Dividends Declared </link:label>
<link:label id="lab_us-gaap_DividendsDeclaredTableTextBlock_135CF8A6C239ED9B2A6411C500DA01A3_label_en-US" xlink:label="lab_us-gaap_DividendsDeclaredTableTextBlock_135CF8A6C239ED9B2A6411C500DA01A3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Dividends Declared [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DividendsDeclaredTableTextBlock" xlink:label="loc_us-gaap_DividendsDeclaredTableTextBlock_135CF8A6C239ED9B2A6411C500DA01A3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DividendsDeclaredTableTextBlock_135CF8A6C239ED9B2A6411C500DA01A3" xlink:to="lab_us-gaap_DividendsDeclaredTableTextBlock_135CF8A6C239ED9B2A6411C500DA01A3" xlink:type="arc"/>
<link:label id="lab_us-gaap_TimingOfTransferOfGoodOrServiceAxis_8DA81EA59EDDF89FC5CE11C5026D71C7_terseLabel_en-US" xlink:label="lab_us-gaap_TimingOfTransferOfGoodOrServiceAxis_8DA81EA59EDDF89FC5CE11C5026D71C7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Timing of Transfer of Good or Service [Axis] </link:label>
<link:label id="lab_us-gaap_TimingOfTransferOfGoodOrServiceAxis_8DA81EA59EDDF89FC5CE11C5026D71C7_label_en-US" xlink:label="lab_us-gaap_TimingOfTransferOfGoodOrServiceAxis_8DA81EA59EDDF89FC5CE11C5026D71C7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Timing of Transfer of Good or Service [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TimingOfTransferOfGoodOrServiceAxis" xlink:label="loc_us-gaap_TimingOfTransferOfGoodOrServiceAxis_8DA81EA59EDDF89FC5CE11C5026D71C7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TimingOfTransferOfGoodOrServiceAxis_8DA81EA59EDDF89FC5CE11C5026D71C7" xlink:to="lab_us-gaap_TimingOfTransferOfGoodOrServiceAxis_8DA81EA59EDDF89FC5CE11C5026D71C7" xlink:type="arc"/>
<link:label id="lab_us-gaap_TimingOfTransferOfGoodOrServiceDomain_898DCC0D2FA074D658BB11C5026D0FE0_terseLabel_en-US" xlink:label="lab_us-gaap_TimingOfTransferOfGoodOrServiceDomain_898DCC0D2FA074D658BB11C5026D0FE0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Timing of Transfer of Good or Service [Domain] </link:label>
<link:label id="lab_us-gaap_TimingOfTransferOfGoodOrServiceDomain_898DCC0D2FA074D658BB11C5026D0FE0_label_en-US" xlink:label="lab_us-gaap_TimingOfTransferOfGoodOrServiceDomain_898DCC0D2FA074D658BB11C5026D0FE0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Timing of Transfer of Good or Service [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TimingOfTransferOfGoodOrServiceDomain" xlink:label="loc_us-gaap_TimingOfTransferOfGoodOrServiceDomain_898DCC0D2FA074D658BB11C5026D0FE0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TimingOfTransferOfGoodOrServiceDomain_898DCC0D2FA074D658BB11C5026D0FE0" xlink:to="lab_us-gaap_TimingOfTransferOfGoodOrServiceDomain_898DCC0D2FA074D658BB11C5026D0FE0" xlink:type="arc"/>
<link:label id="lab_us-gaap_TransferredAtPointInTimeMember_752835B896EB0070622B11C5026E9B7F_terseLabel_en-US" xlink:label="lab_us-gaap_TransferredAtPointInTimeMember_752835B896EB0070622B11C5026E9B7F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Services transferred at a point in time </link:label>
<link:label id="lab_us-gaap_TransferredAtPointInTimeMember_752835B896EB0070622B11C5026E9B7F_label_en-US" xlink:label="lab_us-gaap_TransferredAtPointInTimeMember_752835B896EB0070622B11C5026E9B7F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Transferred at Point in Time [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TransferredAtPointInTimeMember" xlink:label="loc_us-gaap_TransferredAtPointInTimeMember_752835B896EB0070622B11C5026E9B7F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TransferredAtPointInTimeMember_752835B896EB0070622B11C5026E9B7F" xlink:to="lab_us-gaap_TransferredAtPointInTimeMember_752835B896EB0070622B11C5026E9B7F" xlink:type="arc"/>
<link:label id="lab_us-gaap_TransferredOverTimeMember_FD31E5067B03029BEF3711C5026ECC89_terseLabel_en-US" xlink:label="lab_us-gaap_TransferredOverTimeMember_FD31E5067B03029BEF3711C5026ECC89" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Services transferred over time </link:label>
<link:label id="lab_us-gaap_TransferredOverTimeMember_FD31E5067B03029BEF3711C5026ECC89_label_en-US" xlink:label="lab_us-gaap_TransferredOverTimeMember_FD31E5067B03029BEF3711C5026ECC89" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Transferred over Time [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TransferredOverTimeMember" xlink:label="loc_us-gaap_TransferredOverTimeMember_FD31E5067B03029BEF3711C5026ECC89" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TransferredOverTimeMember_FD31E5067B03029BEF3711C5026ECC89" xlink:to="lab_us-gaap_TransferredOverTimeMember_FD31E5067B03029BEF3711C5026ECC89" xlink:type="arc"/>
<link:label id="lab_ndaq_GrossProfitPercentage_3BED3A0B646ED727AC4D11C5026F09AD_terseLabel_en-US" xlink:label="lab_ndaq_GrossProfitPercentage_3BED3A0B646ED727AC4D11C5026F09AD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenue recognized (percentage) </link:label>
<link:label id="lab_ndaq_GrossProfitPercentage_3BED3A0B646ED727AC4D11C5026F09AD_label_en-US" xlink:label="lab_ndaq_GrossProfitPercentage_3BED3A0B646ED727AC4D11C5026F09AD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gross Profit, Percentage </link:label>
<link:label id="lab_ndaq_GrossProfitPercentage_3BED3A0B646ED727AC4D11C5026F09AD_documentation_en-US" xlink:label="lab_ndaq_GrossProfitPercentage_3BED3A0B646ED727AC4D11C5026F09AD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Gross Profit, Percentage </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_GrossProfitPercentage" xlink:label="loc_ndaq_GrossProfitPercentage_3BED3A0B646ED727AC4D11C5026F09AD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_GrossProfitPercentage_3BED3A0B646ED727AC4D11C5026F09AD" xlink:to="lab_ndaq_GrossProfitPercentage_3BED3A0B646ED727AC4D11C5026F09AD" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccountsAndNotesReceivableNet_316A284F28E535D7A54611C5026FD05F_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsAndNotesReceivableNet_316A284F28E535D7A54611C5026FD05F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Receivables net of allowance for doubtful accounts </link:label>
<link:label id="lab_us-gaap_AccountsAndNotesReceivableNet_316A284F28E535D7A54611C5026FD05F_label_en-US" xlink:label="lab_us-gaap_AccountsAndNotesReceivableNet_316A284F28E535D7A54611C5026FD05F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts and Financing Receivable, after Allowance for Credit Loss </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsAndNotesReceivableNet" xlink:label="loc_us-gaap_AccountsAndNotesReceivableNet_316A284F28E535D7A54611C5026FD05F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsAndNotesReceivableNet_316A284F28E535D7A54611C5026FD05F" xlink:to="lab_us-gaap_AccountsAndNotesReceivableNet_316A284F28E535D7A54611C5026FD05F" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_A02DB0C5B984A6AD3A5111C50286AE03_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_A02DB0C5B984A6AD3A5111C50286AE03" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted-average remaining lease term (in years) </link:label>
<link:label id="lab_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_A02DB0C5B984A6AD3A5111C50286AE03_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_A02DB0C5B984A6AD3A5111C50286AE03" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Weighted Average Remaining Lease Term </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1" xlink:label="loc_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_A02DB0C5B984A6AD3A5111C50286AE03" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_A02DB0C5B984A6AD3A5111C50286AE03" xlink:to="lab_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_A02DB0C5B984A6AD3A5111C50286AE03" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_E5C9B604317C14939E5E11C502876A2A_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_E5C9B604317C14939E5E11C502876A2A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted-average discount rate </link:label>
<link:label id="lab_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_E5C9B604317C14939E5E11C502876A2A_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_E5C9B604317C14939E5E11C502876A2A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Weighted Average Discount Rate, Percent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent" xlink:label="loc_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_E5C9B604317C14939E5E11C502876A2A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_E5C9B604317C14939E5E11C502876A2A" xlink:to="lab_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_E5C9B604317C14939E5E11C502876A2A" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock_3E6F753EAF28FA429C9F1811488120A5_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock_3E6F753EAF28FA429C9F1811488120A5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Carrying Amounts of Assets and Liabilities Classified as Held for Sale </link:label>
<link:label id="lab_us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock_3E6F753EAF28FA429C9F1811488120A5_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock_3E6F753EAF28FA429C9F1811488120A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Groups, Including Discontinued Operations [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock" xlink:label="loc_us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock_3E6F753EAF28FA429C9F1811488120A5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock_3E6F753EAF28FA429C9F1811488120A5" xlink:to="lab_us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock_3E6F753EAF28FA429C9F1811488120A5" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommonStockParOrStatedValuePerShare_767BB9009854EC44E90211C5031333C4_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockParOrStatedValuePerShare_767BB9009854EC44E90211C5031333C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock, par value (in dollars per share) </link:label>
<link:label id="lab_us-gaap_CommonStockParOrStatedValuePerShare_767BB9009854EC44E90211C5031333C4_label_en-US" xlink:label="lab_us-gaap_CommonStockParOrStatedValuePerShare_767BB9009854EC44E90211C5031333C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Par or Stated Value Per Share </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_767BB9009854EC44E90211C5031333C4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockParOrStatedValuePerShare_767BB9009854EC44E90211C5031333C4" xlink:to="lab_us-gaap_CommonStockParOrStatedValuePerShare_767BB9009854EC44E90211C5031333C4" xlink:type="arc"/>
<link:label id="lab_us-gaap_TreasuryStockShares_349DE4082BB8ED01793D11C503149EEA_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockShares_349DE4082BB8ED01793D11C503149EEA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock in treasury (in shares) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TreasuryStockShares" xlink:label="loc_us-gaap_TreasuryStockShares_349DE4082BB8ED01793D11C503149EEA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockShares_349DE4082BB8ED01793D11C503149EEA" xlink:to="lab_us-gaap_TreasuryStockShares_349DE4082BB8ED01793D11C503149EEA" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueDisclosuresTextBlock_EB77B3F1B278ACA15A7A11C500B253D1_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresTextBlock_EB77B3F1B278ACA15A7A11C500B253D1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value of Financial Instruments </link:label>
<link:label id="lab_us-gaap_FairValueDisclosuresTextBlock_EB77B3F1B278ACA15A7A11C500B253D1_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresTextBlock_EB77B3F1B278ACA15A7A11C500B253D1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value Disclosures [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueDisclosuresTextBlock" xlink:label="loc_us-gaap_FairValueDisclosuresTextBlock_EB77B3F1B278ACA15A7A11C500B253D1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueDisclosuresTextBlock_EB77B3F1B278ACA15A7A11C500B253D1" xlink:to="lab_us-gaap_FairValueDisclosuresTextBlock_EB77B3F1B278ACA15A7A11C500B253D1" xlink:type="arc"/>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_0A9BEDD04695419811C411C500FF93FD_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_0A9BEDD04695419811C411C500FF93FD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Expected life (in years) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_0A9BEDD04695419811C411C500FF93FD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_0A9BEDD04695419811C411C500FF93FD" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_0A9BEDD04695419811C411C500FF93FD" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_547D8D4EB12E076C82BD11C5010068CA_verboseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_547D8D4EB12E076C82BD11C5010068CA" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Expected volatility </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_547D8D4EB12E076C82BD11C5010068CA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_547D8D4EB12E076C82BD11C5010068CA" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_547D8D4EB12E076C82BD11C5010068CA" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_3F6C277FD04B1167C43C11C5010047CB_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_3F6C277FD04B1167C43C11C5010047CB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Dividend yield </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_3F6C277FD04B1167C43C11C5010047CB_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_3F6C277FD04B1167C43C11C5010047CB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_3F6C277FD04B1167C43C11C5010047CB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_3F6C277FD04B1167C43C11C5010047CB" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_3F6C277FD04B1167C43C11C5010047CB" xlink:type="arc"/>
<link:label id="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_876736E7A17EB16DF97711C5022B2DB7_verboseLabel_en-US" xlink:label="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_876736E7A17EB16DF97711C5022B2DB7" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill and Acquired Intangible Assets </link:label>
<link:label id="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_876736E7A17EB16DF97711C5022B2DB7_label_en-US" xlink:label="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_876736E7A17EB16DF97711C5022B2DB7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill and Intangible Assets Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_876736E7A17EB16DF97711C5022B2DB7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_876736E7A17EB16DF97711C5022B2DB7" xlink:to="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_876736E7A17EB16DF97711C5022B2DB7" xlink:type="arc"/>
<link:label id="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_582F64E8160BC871CAAD1811476D2713_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_582F64E8160BC871CAAD1811476D2713" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Employer contribution match, percent match </link:label>
<link:label id="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_582F64E8160BC871CAAD1811476D2713_label_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_582F64E8160BC871CAAD1811476D2713" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Contribution Plan, Employer Matching Contribution, Percent of Match </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch" xlink:label="loc_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_582F64E8160BC871CAAD1811476D2713" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_582F64E8160BC871CAAD1811476D2713" xlink:to="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_582F64E8160BC871CAAD1811476D2713" xlink:type="arc"/>
<link:label id="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_D9F9AEC86803E45965271811476D7335_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_D9F9AEC86803E45965271811476D7335" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Employer contribution match, percentage of employee contribution </link:label>
<link:label id="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_D9F9AEC86803E45965271811476D7335_label_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_D9F9AEC86803E45965271811476D7335" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent" xlink:label="loc_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_D9F9AEC86803E45965271811476D7335" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_D9F9AEC86803E45965271811476D7335" xlink:to="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_D9F9AEC86803E45965271811476D7335" xlink:type="arc"/>
<link:label id="lab_us-gaap_DefinedContributionPlanCostRecognized_9CD8D8C026F94FB0977A1811476E15A1_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanCostRecognized_9CD8D8C026F94FB0977A1811476E15A1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Defined contributions plan expense </link:label>
<link:label id="lab_us-gaap_DefinedContributionPlanCostRecognized_9CD8D8C026F94FB0977A1811476E15A1_label_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanCostRecognized_9CD8D8C026F94FB0977A1811476E15A1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Contribution Plan, Cost </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanCostRecognized" xlink:label="loc_us-gaap_DefinedContributionPlanCostRecognized_9CD8D8C026F94FB0977A1811476E15A1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedContributionPlanCostRecognized_9CD8D8C026F94FB0977A1811476E15A1" xlink:to="lab_us-gaap_DefinedContributionPlanCostRecognized_9CD8D8C026F94FB0977A1811476E15A1" xlink:type="arc"/>
<link:label id="lab_us-gaap_PensionAndOtherPostretirementBenefitExpense_4D154DD5834B2C056DF41811476ED064_terseLabel_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementBenefitExpense_4D154DD5834B2C056DF41811476ED064" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cost or expenses included in compensation and benefit expense </link:label>
<link:label id="lab_us-gaap_PensionAndOtherPostretirementBenefitExpense_4D154DD5834B2C056DF41811476ED064_label_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementBenefitExpense_4D154DD5834B2C056DF41811476ED064" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Pension and Other Postretirement Benefits Cost (Reversal of Cost) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitExpense" xlink:label="loc_us-gaap_PensionAndOtherPostretirementBenefitExpense_4D154DD5834B2C056DF41811476ED064" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PensionAndOtherPostretirementBenefitExpense_4D154DD5834B2C056DF41811476ED064" xlink:to="lab_us-gaap_PensionAndOtherPostretirementBenefitExpense_4D154DD5834B2C056DF41811476ED064" xlink:type="arc"/>
<link:label id="lab_us-gaap_MaterialReconcilingItemsMember_6F45914D6BA1AAFF9E6518BC4EA4314D_terseLabel_en-US" xlink:label="lab_us-gaap_MaterialReconcilingItemsMember_6F45914D6BA1AAFF9E6518BC4EA4314D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Revenues </link:label>
<link:label id="lab_us-gaap_MaterialReconcilingItemsMember_6F45914D6BA1AAFF9E6518BC4EA4314D_label_en-US" xlink:label="lab_us-gaap_MaterialReconcilingItemsMember_6F45914D6BA1AAFF9E6518BC4EA4314D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segment Reconciling Items [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MaterialReconcilingItemsMember" xlink:label="loc_us-gaap_MaterialReconcilingItemsMember_6F45914D6BA1AAFF9E6518BC4EA4314D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MaterialReconcilingItemsMember_6F45914D6BA1AAFF9E6518BC4EA4314D" xlink:to="lab_us-gaap_MaterialReconcilingItemsMember_6F45914D6BA1AAFF9E6518BC4EA4314D" xlink:type="arc"/>
<link:label id="lab_ndaq_TransactionbasedTradingandClearingNetMember_4DF4A45CF40944FEAE1E18BC4EA47BED_terseLabel_en-US" xlink:label="lab_ndaq_TransactionbasedTradingandClearingNetMember_4DF4A45CF40944FEAE1E18BC4EA47BED" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Transaction-based trading and clearing, net </link:label>
<link:label id="lab_ndaq_TransactionbasedTradingandClearingNetMember_4DF4A45CF40944FEAE1E18BC4EA47BED_label_en-US" xlink:label="lab_ndaq_TransactionbasedTradingandClearingNetMember_4DF4A45CF40944FEAE1E18BC4EA47BED" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Transaction-based Trading and Clearing, Net [Member] </link:label>
<link:label id="lab_ndaq_TransactionbasedTradingandClearingNetMember_4DF4A45CF40944FEAE1E18BC4EA47BED_documentation_en-US" xlink:label="lab_ndaq_TransactionbasedTradingandClearingNetMember_4DF4A45CF40944FEAE1E18BC4EA47BED" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Transaction-based Trading and Clearing, Net [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_TransactionbasedTradingandClearingNetMember" xlink:label="loc_ndaq_TransactionbasedTradingandClearingNetMember_4DF4A45CF40944FEAE1E18BC4EA47BED" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_TransactionbasedTradingandClearingNetMember_4DF4A45CF40944FEAE1E18BC4EA47BED" xlink:to="lab_ndaq_TransactionbasedTradingandClearingNetMember_4DF4A45CF40944FEAE1E18BC4EA47BED" xlink:type="arc"/>
<link:label id="lab_ndaq_TradeManagementServicesMember_656033763699BB4AFA5C18BC4EA4D652_terseLabel_en-US" xlink:label="lab_ndaq_TradeManagementServicesMember_656033763699BB4AFA5C18BC4EA4D652" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Trade management services </link:label>
<link:label id="lab_ndaq_TradeManagementServicesMember_656033763699BB4AFA5C18BC4EA4D652_label_en-US" xlink:label="lab_ndaq_TradeManagementServicesMember_656033763699BB4AFA5C18BC4EA4D652" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Trade Management Services [Member] </link:label>
<link:label id="lab_ndaq_TradeManagementServicesMember_656033763699BB4AFA5C18BC4EA4D652_documentation_en-US" xlink:label="lab_ndaq_TradeManagementServicesMember_656033763699BB4AFA5C18BC4EA4D652" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Trade Management Services [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_TradeManagementServicesMember" xlink:label="loc_ndaq_TradeManagementServicesMember_656033763699BB4AFA5C18BC4EA4D652" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_TradeManagementServicesMember_656033763699BB4AFA5C18BC4EA4D652" xlink:to="lab_ndaq_TradeManagementServicesMember_656033763699BB4AFA5C18BC4EA4D652" xlink:type="arc"/>
<link:label id="lab_ndaq_ListingServicesMember_0C787D661C7F7186111B18BC4EA5CAEB_verboseLabel_en-US" xlink:label="lab_ndaq_ListingServicesMember_0C787D661C7F7186111B18BC4EA5CAEB" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Listing services </link:label>
<link:label id="lab_ndaq_ListingServicesMember_0C787D661C7F7186111B18BC4EA5CAEB_label_en-US" xlink:label="lab_ndaq_ListingServicesMember_0C787D661C7F7186111B18BC4EA5CAEB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Listing Services [Member] </link:label>
<link:label id="lab_ndaq_ListingServicesMember_0C787D661C7F7186111B18BC4EA5CAEB_documentation_en-US" xlink:label="lab_ndaq_ListingServicesMember_0C787D661C7F7186111B18BC4EA5CAEB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Listing Services [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ListingServicesMember" xlink:label="loc_ndaq_ListingServicesMember_0C787D661C7F7186111B18BC4EA5CAEB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ListingServicesMember_0C787D661C7F7186111B18BC4EA5CAEB" xlink:to="lab_ndaq_ListingServicesMember_0C787D661C7F7186111B18BC4EA5CAEB" xlink:type="arc"/>
<link:label id="lab_ndaq_CorporateSolutionsMember_1313D68E52230149324618BC4EA57221_terseLabel_en-US" xlink:label="lab_ndaq_CorporateSolutionsMember_1313D68E52230149324618BC4EA57221" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Corporate solutions </link:label>
<link:label id="lab_ndaq_CorporateSolutionsMember_1313D68E52230149324618BC4EA57221_label_en-US" xlink:label="lab_ndaq_CorporateSolutionsMember_1313D68E52230149324618BC4EA57221" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Corporate Solutions [Member] </link:label>
<link:label id="lab_ndaq_CorporateSolutionsMember_1313D68E52230149324618BC4EA57221_documentation_en-US" xlink:label="lab_ndaq_CorporateSolutionsMember_1313D68E52230149324618BC4EA57221" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Corporate Solutions [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_CorporateSolutionsMember" xlink:label="loc_ndaq_CorporateSolutionsMember_1313D68E52230149324618BC4EA57221" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_CorporateSolutionsMember_1313D68E52230149324618BC4EA57221" xlink:to="lab_ndaq_CorporateSolutionsMember_1313D68E52230149324618BC4EA57221" xlink:type="arc"/>
<link:label id="lab_ndaq_MarketDataProductsMember_81DED72F42368ED5FC5D18BC4EA5BBE6_terseLabel_en-US" xlink:label="lab_ndaq_MarketDataProductsMember_81DED72F42368ED5FC5D18BC4EA5BBE6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Market data </link:label>
<link:label id="lab_ndaq_MarketDataProductsMember_81DED72F42368ED5FC5D18BC4EA5BBE6_label_en-US" xlink:label="lab_ndaq_MarketDataProductsMember_81DED72F42368ED5FC5D18BC4EA5BBE6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Market Data Products [Member] </link:label>
<link:label id="lab_ndaq_MarketDataProductsMember_81DED72F42368ED5FC5D18BC4EA5BBE6_documentation_en-US" xlink:label="lab_ndaq_MarketDataProductsMember_81DED72F42368ED5FC5D18BC4EA5BBE6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Market Data Products [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_MarketDataProductsMember" xlink:label="loc_ndaq_MarketDataProductsMember_81DED72F42368ED5FC5D18BC4EA5BBE6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_MarketDataProductsMember_81DED72F42368ED5FC5D18BC4EA5BBE6" xlink:to="lab_ndaq_MarketDataProductsMember_81DED72F42368ED5FC5D18BC4EA5BBE6" xlink:type="arc"/>
<link:label id="lab_ndaq_IndexLicensingandServicesMember_839263C4C5E1E692D8D518BC4EA55F50_terseLabel_en-US" xlink:label="lab_ndaq_IndexLicensingandServicesMember_839263C4C5E1E692D8D518BC4EA55F50" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Index </link:label>
<link:label id="lab_ndaq_IndexLicensingandServicesMember_839263C4C5E1E692D8D518BC4EA55F50_label_en-US" xlink:label="lab_ndaq_IndexLicensingandServicesMember_839263C4C5E1E692D8D518BC4EA55F50" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Index Licensing and Services [Member] </link:label>
<link:label id="lab_ndaq_IndexLicensingandServicesMember_839263C4C5E1E692D8D518BC4EA55F50_documentation_en-US" xlink:label="lab_ndaq_IndexLicensingandServicesMember_839263C4C5E1E692D8D518BC4EA55F50" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Index Licensing and Services [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_IndexLicensingandServicesMember" xlink:label="loc_ndaq_IndexLicensingandServicesMember_839263C4C5E1E692D8D518BC4EA55F50" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_IndexLicensingandServicesMember_839263C4C5E1E692D8D518BC4EA55F50" xlink:to="lab_ndaq_IndexLicensingandServicesMember_839263C4C5E1E692D8D518BC4EA55F50" xlink:type="arc"/>
<link:label id="lab_ndaq_InvestmentDataandAnalyticsMember_D67C7CF978A461B837FB18BC4EA5A361_terseLabel_en-US" xlink:label="lab_ndaq_InvestmentDataandAnalyticsMember_D67C7CF978A461B837FB18BC4EA5A361" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Investment data & analytics </link:label>
<link:label id="lab_ndaq_InvestmentDataandAnalyticsMember_D67C7CF978A461B837FB18BC4EA5A361_label_en-US" xlink:label="lab_ndaq_InvestmentDataandAnalyticsMember_D67C7CF978A461B837FB18BC4EA5A361" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Investment Data and Analytics [Member] </link:label>
<link:label id="lab_ndaq_InvestmentDataandAnalyticsMember_D67C7CF978A461B837FB18BC4EA5A361_documentation_en-US" xlink:label="lab_ndaq_InvestmentDataandAnalyticsMember_D67C7CF978A461B837FB18BC4EA5A361" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Investment Data and Analytics [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_InvestmentDataandAnalyticsMember" xlink:label="loc_ndaq_InvestmentDataandAnalyticsMember_D67C7CF978A461B837FB18BC4EA5A361" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_InvestmentDataandAnalyticsMember_D67C7CF978A461B837FB18BC4EA5A361" xlink:to="lab_ndaq_InvestmentDataandAnalyticsMember_D67C7CF978A461B837FB18BC4EA5A361" xlink:type="arc"/>
<link:label id="lab_ndaq_MarketTechnologyServicesMember_9E9CAE3D05A2360FD4A718BC4EA5A532_terseLabel_en-US" xlink:label="lab_ndaq_MarketTechnologyServicesMember_9E9CAE3D05A2360FD4A718BC4EA5A532" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Market technology </link:label>
<link:label id="lab_ndaq_MarketTechnologyServicesMember_9E9CAE3D05A2360FD4A718BC4EA5A532_label_en-US" xlink:label="lab_ndaq_MarketTechnologyServicesMember_9E9CAE3D05A2360FD4A718BC4EA5A532" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Market Technology Services [Member] </link:label>
<link:label id="lab_ndaq_MarketTechnologyServicesMember_9E9CAE3D05A2360FD4A718BC4EA5A532_documentation_en-US" xlink:label="lab_ndaq_MarketTechnologyServicesMember_9E9CAE3D05A2360FD4A718BC4EA5A532" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Market Technology Services [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_MarketTechnologyServicesMember" xlink:label="loc_ndaq_MarketTechnologyServicesMember_9E9CAE3D05A2360FD4A718BC4EA5A532" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_MarketTechnologyServicesMember_9E9CAE3D05A2360FD4A718BC4EA5A532" xlink:to="lab_ndaq_MarketTechnologyServicesMember_9E9CAE3D05A2360FD4A718BC4EA5A532" xlink:type="arc"/>
<link:label id="lab_us-gaap_ServiceOtherMember_9494DEB6C74B93580BC918BC4EA6626E_verboseLabel_en-US" xlink:label="lab_us-gaap_ServiceOtherMember_9494DEB6C74B93580BC918BC4EA6626E" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Other revenues </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ServiceOtherMember" xlink:label="loc_us-gaap_ServiceOtherMember_9494DEB6C74B93580BC918BC4EA6626E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ServiceOtherMember_9494DEB6C74B93580BC918BC4EA6626E" xlink:to="lab_us-gaap_ServiceOtherMember_9494DEB6C74B93580BC918BC4EA6626E" xlink:type="arc"/>
<link:label id="lab_ndaq_MarketServicesMember_59D7804C28E594C393BD18BC4EA6A80E_netLabel_en-US" xlink:label="lab_ndaq_MarketServicesMember_59D7804C28E594C393BD18BC4EA6A80E" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:type="resource" xml:lang="en-US"> Market Services </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_MarketServicesMember" xlink:label="loc_ndaq_MarketServicesMember_59D7804C28E594C393BD18BC4EA6A80E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_MarketServicesMember_59D7804C28E594C393BD18BC4EA6A80E" xlink:to="lab_ndaq_MarketServicesMember_59D7804C28E594C393BD18BC4EA6A80E" xlink:type="arc"/>
<link:label id="lab_ndaq_GlobalInformationMember_38548795B226B19D96AF18BC4EA7F687_netLabel_en-US" xlink:label="lab_ndaq_GlobalInformationMember_38548795B226B19D96AF18BC4EA7F687" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:type="resource" xml:lang="en-US"> Information Services </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_GlobalInformationMember" xlink:label="loc_ndaq_GlobalInformationMember_38548795B226B19D96AF18BC4EA7F687" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_GlobalInformationMember_38548795B226B19D96AF18BC4EA7F687" xlink:to="lab_ndaq_GlobalInformationMember_38548795B226B19D96AF18BC4EA7F687" xlink:type="arc"/>
<link:label id="lab_us-gaap_GrossProfit_B78C98DE3851276894AE18BC4EA7DA01_terseLabel_en-US" xlink:label="lab_us-gaap_GrossProfit_B78C98DE3851276894AE18BC4EA7DA01" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenues less transaction-based expenses </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GrossProfit" xlink:label="loc_us-gaap_GrossProfit_B78C98DE3851276894AE18BC4EA7DA01" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GrossProfit_B78C98DE3851276894AE18BC4EA7DA01" xlink:to="lab_us-gaap_GrossProfit_B78C98DE3851276894AE18BC4EA7DA01" xlink:type="arc"/>
<link:label id="lab_ndaq_ScheduleofDebtTable_12BFC77557CA4E188AED19CE257F0B8F_terseLabel_en-US" xlink:label="lab_ndaq_ScheduleofDebtTable_12BFC77557CA4E188AED19CE257F0B8F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Debt [Table] </link:label>
<link:label id="lab_ndaq_ScheduleofDebtTable_12BFC77557CA4E188AED19CE257F0B8F_label_en-US" xlink:label="lab_ndaq_ScheduleofDebtTable_12BFC77557CA4E188AED19CE257F0B8F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Debt [Table] </link:label>
<link:label id="lab_ndaq_ScheduleofDebtTable_12BFC77557CA4E188AED19CE257F0B8F_documentation_en-US" xlink:label="lab_ndaq_ScheduleofDebtTable_12BFC77557CA4E188AED19CE257F0B8F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Schedule of Debt [Table] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ScheduleofDebtTable" xlink:label="loc_ndaq_ScheduleofDebtTable_12BFC77557CA4E188AED19CE257F0B8F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ScheduleofDebtTable_12BFC77557CA4E188AED19CE257F0B8F" xlink:to="lab_ndaq_ScheduleofDebtTable_12BFC77557CA4E188AED19CE257F0B8F" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommercialPaperMember_77A4999D4CF02A7A219819CE257F24FD_terseLabel_en-US" xlink:label="lab_us-gaap_CommercialPaperMember_77A4999D4CF02A7A219819CE257F24FD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Commercial paper </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommercialPaperMember" xlink:label="loc_us-gaap_CommercialPaperMember_77A4999D4CF02A7A219819CE257F24FD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommercialPaperMember_77A4999D4CF02A7A219819CE257F24FD" xlink:to="lab_us-gaap_CommercialPaperMember_77A4999D4CF02A7A219819CE257F24FD" xlink:type="arc"/>
<link:label id="lab_ndaq_SeniorUnsecuredFloatingRateNotesDueMarch2019Member_CF772A744DCD4A4FB9CB19CE257FA80D_terseLabel_en-US" xlink:label="lab_ndaq_SeniorUnsecuredFloatingRateNotesDueMarch2019Member_CF772A744DCD4A4FB9CB19CE257FA80D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior unsecured floating rate notes repaid on March 22, 2019 </link:label>
<link:label id="lab_ndaq_SeniorUnsecuredFloatingRateNotesDueMarch2019Member_CF772A744DCD4A4FB9CB19CE257FA80D_label_en-US" xlink:label="lab_ndaq_SeniorUnsecuredFloatingRateNotesDueMarch2019Member_CF772A744DCD4A4FB9CB19CE257FA80D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Unsecured Floating Rate Notes Due March 2019 [Member] </link:label>
<link:label id="lab_ndaq_SeniorUnsecuredFloatingRateNotesDueMarch2019Member_CF772A744DCD4A4FB9CB19CE257FA80D_documentation_en-US" xlink:label="lab_ndaq_SeniorUnsecuredFloatingRateNotesDueMarch2019Member_CF772A744DCD4A4FB9CB19CE257FA80D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Senior Unsecured Floating Rate notes Due March 2019 [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_SeniorUnsecuredFloatingRateNotesDueMarch2019Member" xlink:label="loc_ndaq_SeniorUnsecuredFloatingRateNotesDueMarch2019Member_CF772A744DCD4A4FB9CB19CE257FA80D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_SeniorUnsecuredFloatingRateNotesDueMarch2019Member_CF772A744DCD4A4FB9CB19CE257FA80D" xlink:to="lab_ndaq_SeniorUnsecuredFloatingRateNotesDueMarch2019Member_CF772A744DCD4A4FB9CB19CE257FA80D" xlink:type="arc"/>
<link:label id="lab_ndaq_FourHundredMillionTermLoanFacilityMember_DB8CCD2FAFF69E10DA4F19CE257F3B65_terseLabel_en-US" xlink:label="lab_ndaq_FourHundredMillionTermLoanFacilityMember_DB8CCD2FAFF69E10DA4F19CE257F3B65" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> $400 million senior unsecured term loan facility repaid on June 28, 2019 (average interest rate of 4.00% for the period January 1, 2019 through June 28, 2019) </link:label>
<link:label id="lab_ndaq_FourHundredMillionTermLoanFacilityMember_DB8CCD2FAFF69E10DA4F19CE257F3B65_label_en-US" xlink:label="lab_ndaq_FourHundredMillionTermLoanFacilityMember_DB8CCD2FAFF69E10DA4F19CE257F3B65" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Four Hundred Million Term Loan Facility [Member] </link:label>
<link:label id="lab_ndaq_FourHundredMillionTermLoanFacilityMember_DB8CCD2FAFF69E10DA4F19CE257F3B65_documentation_en-US" xlink:label="lab_ndaq_FourHundredMillionTermLoanFacilityMember_DB8CCD2FAFF69E10DA4F19CE257F3B65" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Four Hundred Million Term Loan Facility [Member] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_FourHundredMillionTermLoanFacilityMember" xlink:label="loc_ndaq_FourHundredMillionTermLoanFacilityMember_DB8CCD2FAFF69E10DA4F19CE257F3B65" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_FourHundredMillionTermLoanFacilityMember_DB8CCD2FAFF69E10DA4F19CE257F3B65" xlink:to="lab_ndaq_FourHundredMillionTermLoanFacilityMember_DB8CCD2FAFF69E10DA4F19CE257F3B65" xlink:type="arc"/>
<link:label id="lab_ndaq_ScheduleofDebtLineItems_C45C8C8BEAE0F9406D9219CE2587B1A9_terseLabel_en-US" xlink:label="lab_ndaq_ScheduleofDebtLineItems_C45C8C8BEAE0F9406D9219CE2587B1A9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Debt [Line Items] </link:label>
<link:label id="lab_ndaq_ScheduleofDebtLineItems_C45C8C8BEAE0F9406D9219CE2587B1A9_label_en-US" xlink:label="lab_ndaq_ScheduleofDebtLineItems_C45C8C8BEAE0F9406D9219CE2587B1A9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Debt [Line Items] </link:label>
<link:label id="lab_ndaq_ScheduleofDebtLineItems_C45C8C8BEAE0F9406D9219CE2587B1A9_documentation_en-US" xlink:label="lab_ndaq_ScheduleofDebtLineItems_C45C8C8BEAE0F9406D9219CE2587B1A9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> [Line Items] for Schedule of Debt [Table] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ScheduleofDebtLineItems" xlink:label="loc_ndaq_ScheduleofDebtLineItems_C45C8C8BEAE0F9406D9219CE2587B1A9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ScheduleofDebtLineItems_C45C8C8BEAE0F9406D9219CE2587B1A9" xlink:to="lab_ndaq_ScheduleofDebtLineItems_C45C8C8BEAE0F9406D9219CE2587B1A9" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_7F03B6FB130FE711AB1219CE2587A6C9_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_7F03B6FB130FE711AB1219CE2587A6C9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Facility borrowing capacity </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_7F03B6FB130FE711AB1219CE2587A6C9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_7F03B6FB130FE711AB1219CE2587A6C9" xlink:to="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_7F03B6FB130FE711AB1219CE2587A6C9" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentInterestRateDuringPeriod_4E58081BAB0C248A313A19CE25873FE3_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateDuringPeriod_4E58081BAB0C248A313A19CE25873FE3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest rate </link:label>
<link:label id="lab_us-gaap_DebtInstrumentInterestRateDuringPeriod_4E58081BAB0C248A313A19CE25873FE3_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateDuringPeriod_4E58081BAB0C248A313A19CE25873FE3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Interest Rate During Period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentInterestRateDuringPeriod" xlink:label="loc_us-gaap_DebtInstrumentInterestRateDuringPeriod_4E58081BAB0C248A313A19CE25873FE3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentInterestRateDuringPeriod_4E58081BAB0C248A313A19CE25873FE3" xlink:to="lab_us-gaap_DebtInstrumentInterestRateDuringPeriod_4E58081BAB0C248A313A19CE25873FE3" xlink:type="arc"/>
<link:label id="lab_ndaq_ChangesInShortTermDebtObligationsRollForward_D86C7AFBC1B7CB348B9719CE2587F2CB_terseLabel_en-US" xlink:label="lab_ndaq_ChangesInShortTermDebtObligationsRollForward_D86C7AFBC1B7CB348B9719CE2587F2CB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Changes In Short-Term Debt Obligations [Roll Forward] </link:label>
<link:label id="lab_ndaq_ChangesInShortTermDebtObligationsRollForward_D86C7AFBC1B7CB348B9719CE2587F2CB_label_en-US" xlink:label="lab_ndaq_ChangesInShortTermDebtObligationsRollForward_D86C7AFBC1B7CB348B9719CE2587F2CB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Changes In Short-Term Debt Obligations [Roll Forward] </link:label>
<link:label id="lab_ndaq_ChangesInShortTermDebtObligationsRollForward_D86C7AFBC1B7CB348B9719CE2587F2CB_documentation_en-US" xlink:label="lab_ndaq_ChangesInShortTermDebtObligationsRollForward_D86C7AFBC1B7CB348B9719CE2587F2CB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Changes In Short-Term Debt Obligations [Roll Forward] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ChangesInShortTermDebtObligationsRollForward" xlink:label="loc_ndaq_ChangesInShortTermDebtObligationsRollForward_D86C7AFBC1B7CB348B9719CE2587F2CB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ChangesInShortTermDebtObligationsRollForward_D86C7AFBC1B7CB348B9719CE2587F2CB" xlink:to="lab_ndaq_ChangesInShortTermDebtObligationsRollForward_D86C7AFBC1B7CB348B9719CE2587F2CB" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShortTermBorrowings_5076D5735FDF8F5258C719CE25895438_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShortTermBorrowings_5076D5735FDF8F5258C719CE25895438" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Short-term debt - commercial paper beginning balance </link:label>
<link:label id="lab_us-gaap_ShortTermBorrowings_5076D5735FDF8F5258C719CE25895438_label_en-US" xlink:label="lab_us-gaap_ShortTermBorrowings_5076D5735FDF8F5258C719CE25895438" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Short-term Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShortTermBorrowings" xlink:label="loc_us-gaap_ShortTermBorrowings_5076D5735FDF8F5258C719CE25895438" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShortTermBorrowings_5076D5735FDF8F5258C719CE25895438" xlink:to="lab_us-gaap_ShortTermBorrowings_5076D5735FDF8F5258C719CE25895438" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromShortTermDebt_F4D0FB51DE658364078819CE2589EED9_verboseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromShortTermDebt_F4D0FB51DE658364078819CE2589EED9" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Additions </link:label>
<link:label id="lab_us-gaap_ProceedsFromShortTermDebt_F4D0FB51DE658364078819CE2589EED9_label_en-US" xlink:label="lab_us-gaap_ProceedsFromShortTermDebt_F4D0FB51DE658364078819CE2589EED9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Short-term Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromShortTermDebt" xlink:label="loc_us-gaap_ProceedsFromShortTermDebt_F4D0FB51DE658364078819CE2589EED9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromShortTermDebt_F4D0FB51DE658364078819CE2589EED9" xlink:to="lab_us-gaap_ProceedsFromShortTermDebt_F4D0FB51DE658364078819CE2589EED9" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_AF1472CB96AADDEC762819CE2589F1D0_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_AF1472CB96AADDEC762819CE2589F1D0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Payments, Accretion and Other </link:label>
<link:label id="lab_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_AF1472CB96AADDEC762819CE2589F1D0_label_en-US" xlink:label="lab_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_AF1472CB96AADDEC762819CE2589F1D0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from (Repayments of) Short-term Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfShortTermDebt" xlink:label="loc_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_AF1472CB96AADDEC762819CE2589F1D0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_AF1472CB96AADDEC762819CE2589F1D0" xlink:to="lab_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_AF1472CB96AADDEC762819CE2589F1D0" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShortTermBorrowings_18308873AD969F7BE34E19CE2589F66C_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShortTermBorrowings_18308873AD969F7BE34E19CE2589F66C" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Short-term debt - commercial paper ending balance </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShortTermBorrowings" xlink:label="loc_us-gaap_ShortTermBorrowings_18308873AD969F7BE34E19CE2589F66C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShortTermBorrowings_18308873AD969F7BE34E19CE2589F66C" xlink:to="lab_us-gaap_ShortTermBorrowings_18308873AD969F7BE34E19CE2589F66C" xlink:type="arc"/>
<link:label id="lab_ndaq_ChangesinLongTermDebtObligationsRollForward_05453FBEFF83A5E072AC19CE2589F77F_terseLabel_en-US" xlink:label="lab_ndaq_ChangesinLongTermDebtObligationsRollForward_05453FBEFF83A5E072AC19CE2589F77F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Changes in Long-Term Debt Obligations [Roll Forward] </link:label>
<link:label id="lab_ndaq_ChangesinLongTermDebtObligationsRollForward_05453FBEFF83A5E072AC19CE2589F77F_label_en-US" xlink:label="lab_ndaq_ChangesinLongTermDebtObligationsRollForward_05453FBEFF83A5E072AC19CE2589F77F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Changes in Long-Term Debt Obligations [Roll Forward] </link:label>
<link:label id="lab_ndaq_ChangesinLongTermDebtObligationsRollForward_05453FBEFF83A5E072AC19CE2589F77F_documentation_en-US" xlink:label="lab_ndaq_ChangesinLongTermDebtObligationsRollForward_05453FBEFF83A5E072AC19CE2589F77F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Changes in Long-Term Debt Obligations [Roll Forward] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ChangesinLongTermDebtObligationsRollForward" xlink:label="loc_ndaq_ChangesinLongTermDebtObligationsRollForward_05453FBEFF83A5E072AC19CE2589F77F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ChangesinLongTermDebtObligationsRollForward_05453FBEFF83A5E072AC19CE2589F77F" xlink:to="lab_ndaq_ChangesinLongTermDebtObligationsRollForward_05453FBEFF83A5E072AC19CE2589F77F" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongTermDebt_3823210795A041C524DC19CE258928B1_periodStartLabel_en-US" xlink:label="lab_us-gaap_LongTermDebt_3823210795A041C524DC19CE258928B1" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Long-term debt obligations at beginning of period </link:label>
<link:label id="lab_us-gaap_LongTermDebt_3823210795A041C524DC19CE258928B1_label_en-US" xlink:label="lab_us-gaap_LongTermDebt_3823210795A041C524DC19CE258928B1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebt" xlink:label="loc_us-gaap_LongTermDebt_3823210795A041C524DC19CE258928B1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebt_3823210795A041C524DC19CE258928B1" xlink:to="lab_us-gaap_LongTermDebt_3823210795A041C524DC19CE258928B1" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_86075C44E0C60D3AB19719CE258935C5_verboseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_86075C44E0C60D3AB19719CE258935C5" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Additions </link:label>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_86075C44E0C60D3AB19719CE258935C5_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_86075C44E0C60D3AB19719CE258935C5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Issuance of Long-term Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_86075C44E0C60D3AB19719CE258935C5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_86075C44E0C60D3AB19719CE258935C5" xlink:to="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_86075C44E0C60D3AB19719CE258935C5" xlink:type="arc"/>
<link:label id="lab_ndaq_PaymentsAccretionsAndOtherofLongtermDebt_61B32686F8346CC668BB19CE2589C0F8_negatedLabel_en-US" xlink:label="lab_ndaq_PaymentsAccretionsAndOtherofLongtermDebt_61B32686F8346CC668BB19CE2589C0F8" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Payments, Accretion and Other </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_PaymentsAccretionsAndOtherofLongtermDebt" xlink:label="loc_ndaq_PaymentsAccretionsAndOtherofLongtermDebt_61B32686F8346CC668BB19CE2589C0F8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_PaymentsAccretionsAndOtherofLongtermDebt_61B32686F8346CC668BB19CE2589C0F8" xlink:to="lab_ndaq_PaymentsAccretionsAndOtherofLongtermDebt_61B32686F8346CC668BB19CE2589C0F8" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongTermDebt_05F5BB69B1E9585D811119CE258925F4_periodEndLabel_en-US" xlink:label="lab_us-gaap_LongTermDebt_05F5BB69B1E9585D811119CE258925F4" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Long-term debt obligations at end of period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebt" xlink:label="loc_us-gaap_LongTermDebt_05F5BB69B1E9585D811119CE258925F4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebt_05F5BB69B1E9585D811119CE258925F4" xlink:to="lab_us-gaap_LongTermDebt_05F5BB69B1E9585D811119CE258925F4" xlink:type="arc"/>
<link:label id="lab_ndaq_ChangesInDebtObligationsRollForward_6ACC37F5C9A8C4042A3619CE25894502_terseLabel_en-US" xlink:label="lab_ndaq_ChangesInDebtObligationsRollForward_6ACC37F5C9A8C4042A3619CE25894502" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Changes In Debt Obligations [Roll Forward] </link:label>
<link:label id="lab_ndaq_ChangesInDebtObligationsRollForward_6ACC37F5C9A8C4042A3619CE25894502_label_en-US" xlink:label="lab_ndaq_ChangesInDebtObligationsRollForward_6ACC37F5C9A8C4042A3619CE25894502" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Changes In Debt Obligations [Roll Forward] </link:label>
<link:label id="lab_ndaq_ChangesInDebtObligationsRollForward_6ACC37F5C9A8C4042A3619CE25894502_documentation_en-US" xlink:label="lab_ndaq_ChangesInDebtObligationsRollForward_6ACC37F5C9A8C4042A3619CE25894502" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Changes In Debt Obligations [Roll Forward] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ChangesInDebtObligationsRollForward" xlink:label="loc_ndaq_ChangesInDebtObligationsRollForward_6ACC37F5C9A8C4042A3619CE25894502" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ChangesInDebtObligationsRollForward_6ACC37F5C9A8C4042A3619CE25894502" xlink:to="lab_ndaq_ChangesInDebtObligationsRollForward_6ACC37F5C9A8C4042A3619CE25894502" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtLongtermAndShorttermCombinedAmount_4546C5ACB09BADBD587419CE25898F8D_periodStartLabel_en-US" xlink:label="lab_us-gaap_DebtLongtermAndShorttermCombinedAmount_4546C5ACB09BADBD587419CE25898F8D" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Total debt obligations at beginning of period </link:label>
<link:label id="lab_us-gaap_DebtLongtermAndShorttermCombinedAmount_4546C5ACB09BADBD587419CE25898F8D_label_en-US" xlink:label="lab_us-gaap_DebtLongtermAndShorttermCombinedAmount_4546C5ACB09BADBD587419CE25898F8D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt, Long-term and Short-term, Combined Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtLongtermAndShorttermCombinedAmount" xlink:label="loc_us-gaap_DebtLongtermAndShorttermCombinedAmount_4546C5ACB09BADBD587419CE25898F8D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtLongtermAndShorttermCombinedAmount_4546C5ACB09BADBD587419CE25898F8D" xlink:to="lab_us-gaap_DebtLongtermAndShorttermCombinedAmount_4546C5ACB09BADBD587419CE25898F8D" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfDebt_CB2CB46730B23EF6F3BD19CE258920F3_totalLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfDebt_CB2CB46730B23EF6F3BD19CE258920F3" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Additions </link:label>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfDebt_CB2CB46730B23EF6F3BD19CE258920F3_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfDebt_CB2CB46730B23EF6F3BD19CE258920F3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Issuance of Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromIssuanceOfDebt" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfDebt_CB2CB46730B23EF6F3BD19CE258920F3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromIssuanceOfDebt_CB2CB46730B23EF6F3BD19CE258920F3" xlink:to="lab_us-gaap_ProceedsFromIssuanceOfDebt_CB2CB46730B23EF6F3BD19CE258920F3" xlink:type="arc"/>
<link:label id="lab_ndaq_PaymentsAccretionsAndOtherOfLongTermAndShortTermDebt_41C63984BFF60DC88FB819CE2589E2C0_negatedTotalLabel_en-US" xlink:label="lab_ndaq_PaymentsAccretionsAndOtherOfLongTermAndShortTermDebt_41C63984BFF60DC88FB819CE2589E2C0" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:type="resource" xml:lang="en-US"> Payments, Accretion and Other </link:label>
<link:label id="lab_ndaq_PaymentsAccretionsAndOtherOfLongTermAndShortTermDebt_41C63984BFF60DC88FB819CE2589E2C0_label_en-US" xlink:label="lab_ndaq_PaymentsAccretionsAndOtherOfLongTermAndShortTermDebt_41C63984BFF60DC88FB819CE2589E2C0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments (Accretions) And Other Of Long-Term And Short-Term Debt </link:label>
<link:label id="lab_ndaq_PaymentsAccretionsAndOtherOfLongTermAndShortTermDebt_41C63984BFF60DC88FB819CE2589E2C0_documentation_en-US" xlink:label="lab_ndaq_PaymentsAccretionsAndOtherOfLongTermAndShortTermDebt_41C63984BFF60DC88FB819CE2589E2C0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Payments (Accretions) And Other Of Long-Term And Short-Term Debt </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_PaymentsAccretionsAndOtherOfLongTermAndShortTermDebt" xlink:label="loc_ndaq_PaymentsAccretionsAndOtherOfLongTermAndShortTermDebt_41C63984BFF60DC88FB819CE2589E2C0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_PaymentsAccretionsAndOtherOfLongTermAndShortTermDebt_41C63984BFF60DC88FB819CE2589E2C0" xlink:to="lab_ndaq_PaymentsAccretionsAndOtherOfLongTermAndShortTermDebt_41C63984BFF60DC88FB819CE2589E2C0" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtLongtermAndShorttermCombinedAmount_4D0205269D8583305AE519CE25897384_periodEndLabel_en-US" xlink:label="lab_us-gaap_DebtLongtermAndShorttermCombinedAmount_4D0205269D8583305AE519CE25897384" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Total debt obligations at end of period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtLongtermAndShorttermCombinedAmount" xlink:label="loc_us-gaap_DebtLongtermAndShorttermCombinedAmount_4D0205269D8583305AE519CE25897384" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtLongtermAndShorttermCombinedAmount_4D0205269D8583305AE519CE25897384" xlink:to="lab_us-gaap_DebtLongtermAndShorttermCombinedAmount_4D0205269D8583305AE519CE25897384" xlink:type="arc"/>
<link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_DA69BF6128FFADC4A6B511C5012234A8_verboseLabel_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_DA69BF6128FFADC4A6B511C5012234A8" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Share-based compensation expense before income taxes </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_DA69BF6128FFADC4A6B511C5012234A8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AllocatedShareBasedCompensationExpense_DA69BF6128FFADC4A6B511C5012234A8" xlink:to="lab_us-gaap_AllocatedShareBasedCompensationExpense_DA69BF6128FFADC4A6B511C5012234A8" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherTaxExpenseBenefit_1ED49DA6BB9B141D78D711C50122BA51_terseLabel_en-US" xlink:label="lab_us-gaap_OtherTaxExpenseBenefit_1ED49DA6BB9B141D78D711C50122BA51" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income tax benefit </link:label>
<link:label id="lab_us-gaap_OtherTaxExpenseBenefit_1ED49DA6BB9B141D78D711C50122BA51_label_en-US" xlink:label="lab_us-gaap_OtherTaxExpenseBenefit_1ED49DA6BB9B141D78D711C50122BA51" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Tax Expense (Benefit) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherTaxExpenseBenefit" xlink:label="loc_us-gaap_OtherTaxExpenseBenefit_1ED49DA6BB9B141D78D711C50122BA51" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherTaxExpenseBenefit_1ED49DA6BB9B141D78D711C50122BA51" xlink:to="lab_us-gaap_OtherTaxExpenseBenefit_1ED49DA6BB9B141D78D711C50122BA51" xlink:type="arc"/>
<link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax_9C7406DE470115EC334A11C5012357DA_totalLabel_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax_9C7406DE470115EC334A11C5012357DA" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Share-based compensation expense after income taxes </link:label>
<link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax_9C7406DE470115EC334A11C5012357DA_label_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax_9C7406DE470115EC334A11C5012357DA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Payment Arrangement, Expense, after Tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax_9C7406DE470115EC334A11C5012357DA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax_9C7406DE470115EC334A11C5012357DA" xlink:to="lab_us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax_9C7406DE470115EC334A11C5012357DA" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfGoodwillTable_67B7056C68D43C73DD4911C502208D5A_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfGoodwillTable_67B7056C68D43C73DD4911C502208D5A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Goodwill [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfGoodwillTable_67B7056C68D43C73DD4911C502208D5A_label_en-US" xlink:label="lab_us-gaap_ScheduleOfGoodwillTable_67B7056C68D43C73DD4911C502208D5A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Goodwill [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfGoodwillTable" xlink:label="loc_us-gaap_ScheduleOfGoodwillTable_67B7056C68D43C73DD4911C502208D5A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfGoodwillTable_67B7056C68D43C73DD4911C502208D5A" xlink:to="lab_us-gaap_ScheduleOfGoodwillTable_67B7056C68D43C73DD4911C502208D5A" xlink:type="arc"/>
<link:label id="lab_us-gaap_GoodwillLineItems_DEA70CCD70B9D5E01CC411C50221EE77_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillLineItems_DEA70CCD70B9D5E01CC411C50221EE77" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill [Line Items] </link:label>
<link:label id="lab_us-gaap_GoodwillLineItems_DEA70CCD70B9D5E01CC411C50221EE77_label_en-US" xlink:label="lab_us-gaap_GoodwillLineItems_DEA70CCD70B9D5E01CC411C50221EE77" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillLineItems" xlink:label="loc_us-gaap_GoodwillLineItems_DEA70CCD70B9D5E01CC411C50221EE77" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillLineItems_DEA70CCD70B9D5E01CC411C50221EE77" xlink:to="lab_us-gaap_GoodwillLineItems_DEA70CCD70B9D5E01CC411C50221EE77" xlink:type="arc"/>
<link:label id="lab_us-gaap_GoodwillRollForward_1C0A99750FA4003A914D11C502225524_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillRollForward_1C0A99750FA4003A914D11C502225524" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill [Roll Forward] </link:label>
<link:label id="lab_us-gaap_GoodwillRollForward_1C0A99750FA4003A914D11C502225524_label_en-US" xlink:label="lab_us-gaap_GoodwillRollForward_1C0A99750FA4003A914D11C502225524" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill [Roll Forward] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillRollForward" xlink:label="loc_us-gaap_GoodwillRollForward_1C0A99750FA4003A914D11C502225524" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillRollForward_1C0A99750FA4003A914D11C502225524" xlink:to="lab_us-gaap_GoodwillRollForward_1C0A99750FA4003A914D11C502225524" xlink:type="arc"/>
<link:label id="lab_us-gaap_Goodwill_F6EA6CA85BE10205098811C502223397_periodStartLabel_en-US" xlink:label="lab_us-gaap_Goodwill_F6EA6CA85BE10205098811C502223397" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Balance at beginning of period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_F6EA6CA85BE10205098811C502223397" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Goodwill_F6EA6CA85BE10205098811C502223397" xlink:to="lab_us-gaap_Goodwill_F6EA6CA85BE10205098811C502223397" xlink:type="arc"/>
<link:label id="lab_us-gaap_GoodwillAcquiredDuringPeriod_B9BA132EF78BA34951D211C502226862_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillAcquiredDuringPeriod_B9BA132EF78BA34951D211C502226862" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill acquired </link:label>
<link:label id="lab_us-gaap_GoodwillAcquiredDuringPeriod_B9BA132EF78BA34951D211C502226862_label_en-US" xlink:label="lab_us-gaap_GoodwillAcquiredDuringPeriod_B9BA132EF78BA34951D211C502226862" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill, Acquired During Period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillAcquiredDuringPeriod" xlink:label="loc_us-gaap_GoodwillAcquiredDuringPeriod_B9BA132EF78BA34951D211C502226862" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillAcquiredDuringPeriod_B9BA132EF78BA34951D211C502226862" xlink:to="lab_us-gaap_GoodwillAcquiredDuringPeriod_B9BA132EF78BA34951D211C502226862" xlink:type="arc"/>
<link:label id="lab_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_33F3173F5244CF11C2BE11C502222E2B_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_33F3173F5244CF11C2BE11C502222E2B" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Foreign currency translation adjustment </link:label>
<link:label id="lab_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_33F3173F5244CF11C2BE11C502222E2B_label_en-US" xlink:label="lab_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_33F3173F5244CF11C2BE11C502222E2B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill, Foreign Currency Translation Gain (Loss) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillForeignCurrencyTranslationGainLoss" xlink:label="loc_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_33F3173F5244CF11C2BE11C502222E2B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_33F3173F5244CF11C2BE11C502222E2B" xlink:to="lab_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_33F3173F5244CF11C2BE11C502222E2B" xlink:type="arc"/>
<link:label id="lab_us-gaap_Goodwill_1CC42DD9D55A8361E7A311C50223620A_periodEndLabel_en-US" xlink:label="lab_us-gaap_Goodwill_1CC42DD9D55A8361E7A311C50223620A" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Balance at end of period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_1CC42DD9D55A8361E7A311C50223620A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Goodwill_1CC42DD9D55A8361E7A311C50223620A" xlink:to="lab_us-gaap_Goodwill_1CC42DD9D55A8361E7A311C50223620A" xlink:type="arc"/>
<link:label id="lab_us-gaap_NatureOfOperations_22A3ED513CE9AA5CA51A11C502C77A3A_terseLabel_en-US" xlink:label="lab_us-gaap_NatureOfOperations_22A3ED513CE9AA5CA51A11C502C77A3A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Organization and Nature of Operations </link:label>
<link:label id="lab_us-gaap_NatureOfOperations_22A3ED513CE9AA5CA51A11C502C77A3A_label_en-US" xlink:label="lab_us-gaap_NatureOfOperations_22A3ED513CE9AA5CA51A11C502C77A3A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Nature of Operations [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NatureOfOperations" xlink:label="loc_us-gaap_NatureOfOperations_22A3ED513CE9AA5CA51A11C502C77A3A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NatureOfOperations_22A3ED513CE9AA5CA51A11C502C77A3A" xlink:to="lab_us-gaap_NatureOfOperations_22A3ED513CE9AA5CA51A11C502C77A3A" xlink:type="arc"/>
<link:label id="lab_us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock_2E825CC0870B5C098B6A19CE23C28147_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock_2E825CC0870B5C098B6A19CE23C28147" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restructuring Charges </link:label>
<link:label id="lab_us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock_2E825CC0870B5C098B6A19CE23C28147_label_en-US" xlink:label="lab_us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock_2E825CC0870B5C098B6A19CE23C28147" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restructuring and Related Activities Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock" xlink:label="loc_us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock_2E825CC0870B5C098B6A19CE23C28147" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock_2E825CC0870B5C098B6A19CE23C28147" xlink:to="lab_us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock_2E825CC0870B5C098B6A19CE23C28147" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_787A4CD9E93B8B8DA02311C4FFE7308F_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_787A4CD9E93B8B8DA02311C4FFE7308F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Operating Segments </link:label>
<link:label id="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_787A4CD9E93B8B8DA02311C4FFE7308F_label_en-US" xlink:label="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_787A4CD9E93B8B8DA02311C4FFE7308F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Segment Reporting Information, by Segment [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_787A4CD9E93B8B8DA02311C4FFE7308F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_787A4CD9E93B8B8DA02311C4FFE7308F" xlink:to="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_787A4CD9E93B8B8DA02311C4FFE7308F" xlink:type="arc"/>
<link:label id="lab_ndaq_ScheduleofCorporateItemsandEliminationTableTextBlock_8ECFE27B0A88D86DF84111C4FFE8C000_terseLabel_en-US" xlink:label="lab_ndaq_ScheduleofCorporateItemsandEliminationTableTextBlock_8ECFE27B0A88D86DF84111C4FFE8C000" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Corporate Items </link:label>
<link:label id="lab_ndaq_ScheduleofCorporateItemsandEliminationTableTextBlock_8ECFE27B0A88D86DF84111C4FFE8C000_label_en-US" xlink:label="lab_ndaq_ScheduleofCorporateItemsandEliminationTableTextBlock_8ECFE27B0A88D86DF84111C4FFE8C000" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Corporate Items and Elimination [Table Text Block] </link:label>
<link:label id="lab_ndaq_ScheduleofCorporateItemsandEliminationTableTextBlock_8ECFE27B0A88D86DF84111C4FFE8C000_documentation_en-US" xlink:label="lab_ndaq_ScheduleofCorporateItemsandEliminationTableTextBlock_8ECFE27B0A88D86DF84111C4FFE8C000" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Schedule of Corporate Items and Elimination [Table Text Block] </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_ScheduleofCorporateItemsandEliminationTableTextBlock" xlink:label="loc_ndaq_ScheduleofCorporateItemsandEliminationTableTextBlock_8ECFE27B0A88D86DF84111C4FFE8C000" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_ScheduleofCorporateItemsandEliminationTableTextBlock_8ECFE27B0A88D86DF84111C4FFE8C000" xlink:to="lab_ndaq_ScheduleofCorporateItemsandEliminationTableTextBlock_8ECFE27B0A88D86DF84111C4FFE8C000" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_78FAE44F06652D17717311C45D855191_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_78FAE44F06652D17717311C45D855191" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Business Acquisitions, by Acquisition </link:label>
<link:label id="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_78FAE44F06652D17717311C45D855191_label_en-US" xlink:label="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_78FAE44F06652D17717311C45D855191" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Business Acquisitions, by Acquisition [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_78FAE44F06652D17717311C45D855191" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_78FAE44F06652D17717311C45D855191" xlink:to="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_78FAE44F06652D17717311C45D855191" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTextBlock_5DED8FE3DE9EEECE05CE11C45D855EA9_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTextBlock_5DED8FE3DE9EEECE05CE11C45D855EA9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Acquired Finite Lived Intangible Assets in Acquisition </link:label>
<link:label id="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTextBlock_5DED8FE3DE9EEECE05CE11C45D855EA9_label_en-US" xlink:label="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTextBlock_5DED8FE3DE9EEECE05CE11C45D855EA9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Finite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTextBlock" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTextBlock_5DED8FE3DE9EEECE05CE11C45D855EA9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTextBlock_5DED8FE3DE9EEECE05CE11C45D855EA9" xlink:to="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTextBlock_5DED8FE3DE9EEECE05CE11C45D855EA9" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativeInstrumentRiskAxis_91F3EBD78E52D2082DE81811463103FE_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentRiskAxis_91F3EBD78E52D2082DE81811463103FE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivative Instrument [Axis] </link:label>
<link:label id="lab_us-gaap_DerivativeInstrumentRiskAxis_91F3EBD78E52D2082DE81811463103FE_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentRiskAxis_91F3EBD78E52D2082DE81811463103FE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Instrument [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_91F3EBD78E52D2082DE81811463103FE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_91F3EBD78E52D2082DE81811463103FE" xlink:to="lab_us-gaap_DerivativeInstrumentRiskAxis_91F3EBD78E52D2082DE81811463103FE" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativeContractTypeDomain_E6D3E34BD16D18035B66181146317879_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeContractTypeDomain_E6D3E34BD16D18035B66181146317879" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivative Contract [Domain] </link:label>
<link:label id="lab_us-gaap_DerivativeContractTypeDomain_E6D3E34BD16D18035B66181146317879_label_en-US" xlink:label="lab_us-gaap_DerivativeContractTypeDomain_E6D3E34BD16D18035B66181146317879" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Contract [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_E6D3E34BD16D18035B66181146317879" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_E6D3E34BD16D18035B66181146317879" xlink:to="lab_us-gaap_DerivativeContractTypeDomain_E6D3E34BD16D18035B66181146317879" xlink:type="arc"/>
<link:label id="lab_ndaq_CommodityForwardsAndOptionsMember_ACBA06D00F702AFA816518114631EF07_terseLabel_en-US" xlink:label="lab_ndaq_CommodityForwardsAndOptionsMember_ACBA06D00F702AFA816518114631EF07" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Commodity and seafood options, futures and forwards </link:label>
<link:label id="lab_ndaq_CommodityForwardsAndOptionsMember_ACBA06D00F702AFA816518114631EF07_label_en-US" xlink:label="lab_ndaq_CommodityForwardsAndOptionsMember_ACBA06D00F702AFA816518114631EF07" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Commodity Forwards And Options [Member] </link:label>
<link:label id="lab_ndaq_CommodityForwardsAndOptionsMember_ACBA06D00F702AFA816518114631EF07_documentation_en-US" xlink:label="lab_ndaq_CommodityForwardsAndOptionsMember_ACBA06D00F702AFA816518114631EF07" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Commodity Forwards And Options [Member]. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_CommodityForwardsAndOptionsMember" xlink:label="loc_ndaq_CommodityForwardsAndOptionsMember_ACBA06D00F702AFA816518114631EF07" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_CommodityForwardsAndOptionsMember_ACBA06D00F702AFA816518114631EF07" xlink:to="lab_ndaq_CommodityForwardsAndOptionsMember_ACBA06D00F702AFA816518114631EF07" xlink:type="arc"/>
<link:label id="lab_ndaq_FixedIncomeOptionsAndFuturesMember_45DB7CADC550558773C718114632FB92_terseLabel_en-US" xlink:label="lab_ndaq_FixedIncomeOptionsAndFuturesMember_45DB7CADC550558773C718114632FB92" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fixed-income options and futures </link:label>
<link:label id="lab_ndaq_FixedIncomeOptionsAndFuturesMember_45DB7CADC550558773C718114632FB92_label_en-US" xlink:label="lab_ndaq_FixedIncomeOptionsAndFuturesMember_45DB7CADC550558773C718114632FB92" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fixed Income Options And Futures [Member] </link:label>
<link:label id="lab_ndaq_FixedIncomeOptionsAndFuturesMember_45DB7CADC550558773C718114632FB92_documentation_en-US" xlink:label="lab_ndaq_FixedIncomeOptionsAndFuturesMember_45DB7CADC550558773C718114632FB92" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Fixed-Income Options And Futures [Member]. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_FixedIncomeOptionsAndFuturesMember" xlink:label="loc_ndaq_FixedIncomeOptionsAndFuturesMember_45DB7CADC550558773C718114632FB92" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_FixedIncomeOptionsAndFuturesMember_45DB7CADC550558773C718114632FB92" xlink:to="lab_ndaq_FixedIncomeOptionsAndFuturesMember_45DB7CADC550558773C718114632FB92" xlink:type="arc"/>
<link:label id="lab_ndaq_StockOptionsAndFuturesMember_B4CEBCC1A48A33178C3418114632B326_terseLabel_en-US" xlink:label="lab_ndaq_StockOptionsAndFuturesMember_B4CEBCC1A48A33178C3418114632B326" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock options and futures </link:label>
<link:label id="lab_ndaq_StockOptionsAndFuturesMember_B4CEBCC1A48A33178C3418114632B326_label_en-US" xlink:label="lab_ndaq_StockOptionsAndFuturesMember_B4CEBCC1A48A33178C3418114632B326" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Options And Futures [Member] </link:label>
<link:label id="lab_ndaq_StockOptionsAndFuturesMember_B4CEBCC1A48A33178C3418114632B326_documentation_en-US" xlink:label="lab_ndaq_StockOptionsAndFuturesMember_B4CEBCC1A48A33178C3418114632B326" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Stock Options And Futures [Member]. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_StockOptionsAndFuturesMember" xlink:label="loc_ndaq_StockOptionsAndFuturesMember_B4CEBCC1A48A33178C3418114632B326" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_StockOptionsAndFuturesMember_B4CEBCC1A48A33178C3418114632B326" xlink:to="lab_ndaq_StockOptionsAndFuturesMember_B4CEBCC1A48A33178C3418114632B326" xlink:type="arc"/>
<link:label id="lab_ndaq_IndexOptionsAndFuturesMember_44EB8C90078121A6208018114632D7F5_terseLabel_en-US" xlink:label="lab_ndaq_IndexOptionsAndFuturesMember_44EB8C90078121A6208018114632D7F5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Index options and futures </link:label>
<link:label id="lab_ndaq_IndexOptionsAndFuturesMember_44EB8C90078121A6208018114632D7F5_label_en-US" xlink:label="lab_ndaq_IndexOptionsAndFuturesMember_44EB8C90078121A6208018114632D7F5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Index Options And Futures [Member] </link:label>
<link:label id="lab_ndaq_IndexOptionsAndFuturesMember_44EB8C90078121A6208018114632D7F5_documentation_en-US" xlink:label="lab_ndaq_IndexOptionsAndFuturesMember_44EB8C90078121A6208018114632D7F5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Index Options And Futures [Member]. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_IndexOptionsAndFuturesMember" xlink:label="loc_ndaq_IndexOptionsAndFuturesMember_44EB8C90078121A6208018114632D7F5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_IndexOptionsAndFuturesMember_44EB8C90078121A6208018114632D7F5" xlink:to="lab_ndaq_IndexOptionsAndFuturesMember_44EB8C90078121A6208018114632D7F5" xlink:type="arc"/>
<link:label id="lab_ndaq_DerivativeContractsMarketValue_AB71EFA25B3A9AC02D8218114632A6AA_terseLabel_en-US" xlink:label="lab_ndaq_DerivativeContractsMarketValue_AB71EFA25B3A9AC02D8218114632A6AA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Market value of derivative contracts </link:label>
<link:label id="lab_ndaq_DerivativeContractsMarketValue_AB71EFA25B3A9AC02D8218114632A6AA_label_en-US" xlink:label="lab_ndaq_DerivativeContractsMarketValue_AB71EFA25B3A9AC02D8218114632A6AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Contracts Market Value </link:label>
<link:label id="lab_ndaq_DerivativeContractsMarketValue_AB71EFA25B3A9AC02D8218114632A6AA_documentation_en-US" xlink:label="lab_ndaq_DerivativeContractsMarketValue_AB71EFA25B3A9AC02D8218114632A6AA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Derivative contracts market value </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_DerivativeContractsMarketValue" xlink:label="loc_ndaq_DerivativeContractsMarketValue_AB71EFA25B3A9AC02D8218114632A6AA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_DerivativeContractsMarketValue_AB71EFA25B3A9AC02D8218114632A6AA" xlink:to="lab_ndaq_DerivativeContractsMarketValue_AB71EFA25B3A9AC02D8218114632A6AA" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativeNumberOfInstrumentsHeld_AB5C8176ED7EAC43A9EC181146335F5F_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeNumberOfInstrumentsHeld_AB5C8176ED7EAC43A9EC181146335F5F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total number of cleared contracts </link:label>
<link:label id="lab_us-gaap_DerivativeNumberOfInstrumentsHeld_AB5C8176ED7EAC43A9EC181146335F5F_label_en-US" xlink:label="lab_us-gaap_DerivativeNumberOfInstrumentsHeld_AB5C8176ED7EAC43A9EC181146335F5F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative, Number of Instruments Held </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeNumberOfInstrumentsHeld" xlink:label="loc_us-gaap_DerivativeNumberOfInstrumentsHeld_AB5C8176ED7EAC43A9EC181146335F5F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeNumberOfInstrumentsHeld_AB5C8176ED7EAC43A9EC181146335F5F" xlink:to="lab_us-gaap_DerivativeNumberOfInstrumentsHeld_AB5C8176ED7EAC43A9EC181146335F5F" xlink:type="arc"/>
<link:label id="lab_ndaq_TotalVolumeInClearedPower_D124A13C2009C1C382F2181146333C46_terseLabel_en-US" xlink:label="lab_ndaq_TotalVolumeInClearedPower_D124A13C2009C1C382F2181146333C46" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total volume in cleared power, in Terawatt hours (TWh) </link:label>
<link:label id="lab_ndaq_TotalVolumeInClearedPower_D124A13C2009C1C382F2181146333C46_label_en-US" xlink:label="lab_ndaq_TotalVolumeInClearedPower_D124A13C2009C1C382F2181146333C46" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Total Volume In Cleared Power </link:label>
<link:label id="lab_ndaq_TotalVolumeInClearedPower_D124A13C2009C1C382F2181146333C46_documentation_en-US" xlink:label="lab_ndaq_TotalVolumeInClearedPower_D124A13C2009C1C382F2181146333C46" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Total volume in cleared power. </link:label>
<link:loc xlink:href="ndaq-20190930.xsd#ndaq_TotalVolumeInClearedPower" xlink:label="loc_ndaq_TotalVolumeInClearedPower_D124A13C2009C1C382F2181146333C46" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ndaq_TotalVolumeInClearedPower_D124A13C2009C1C382F2181146333C46" xlink:to="lab_ndaq_TotalVolumeInClearedPower_D124A13C2009C1C382F2181146333C46" xlink:type="arc"/>
<link:label id="lab_us-gaap_VariableRateAxis_B17CA01EB5869152AFA911C5019D7AC7_terseLabel_en-US" xlink:label="lab_us-gaap_VariableRateAxis_B17CA01EB5869152AFA911C5019D7AC7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Variable Rate [Axis] </link:label>
<link:label id="lab_us-gaap_VariableRateAxis_B17CA01EB5869152AFA911C5019D7AC7_label_en-US" xlink:label="lab_us-gaap_VariableRateAxis_B17CA01EB5869152AFA911C5019D7AC7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Variable Rate [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_VariableRateAxis" xlink:label="loc_us-gaap_VariableRateAxis_B17CA01EB5869152AFA911C5019D7AC7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_VariableRateAxis_B17CA01EB5869152AFA911C5019D7AC7" xlink:to="lab_us-gaap_VariableRateAxis_B17CA01EB5869152AFA911C5019D7AC7" xlink:type="arc"/>
<link:label id="lab_us-gaap_VariableRateDomain_34274910D53284F5791111C5019DF499_terseLabel_en-US" xlink:label="lab_us-gaap_VariableRateDomain_34274910D53284F5791111C5019DF499" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Variable Rate [Domain] </link:label>
<link:label id="lab_us-gaap_VariableRateDomain_34274910D53284F5791111C5019DF499_label_en-US" xlink:label="lab_us-gaap_VariableRateDomain_34274910D53284F5791111C5019DF499" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Variable Rate [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_VariableRateDomain" xlink:label="loc_us-gaap_VariableRateDomain_34274910D53284F5791111C5019DF499" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_VariableRateDomain_34274910D53284F5791111C5019DF499" xlink:to="lab_us-gaap_VariableRateDomain_34274910D53284F5791111C5019DF499" xlink:type="arc"/>
<link:label id="lab_us-gaap_LondonInterbankOfferedRateLIBORMember_96EAAF5AA3B4BF1C369111C5019D0D6D_terseLabel_en-US" xlink:label="lab_us-gaap_LondonInterbankOfferedRateLIBORMember_96EAAF5AA3B4BF1C369111C5019D0D6D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> LIBOR </link:label>
<link:label id="lab_us-gaap_LondonInterbankOfferedRateLIBORMember_96EAAF5AA3B4BF1C369111C5019D0D6D_label_en-US" xlink:label="lab_us-gaap_LondonInterbankOfferedRateLIBORMember_96EAAF5AA3B4BF1C369111C5019D0D6D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> London Interbank Offered Rate (LIBOR) [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LondonInterbankOfferedRateLIBORMember" xlink:label="loc_us-gaap_LondonInterbankOfferedRateLIBORMember_96EAAF5AA3B4BF1C369111C5019D0D6D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LondonInterbankOfferedRateLIBORMember_96EAAF5AA3B4BF1C369111C5019D0D6D" xlink:to="lab_us-gaap_LondonInterbankOfferedRateLIBORMember_96EAAF5AA3B4BF1C369111C5019D0D6D" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_95FAE4EC47A40058A65F11C5019E30AF_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_95FAE4EC47A40058A65F11C5019E30AF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Spread on variable rate </link:label>
<link:label id="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_95FAE4EC47A40058A65F11C5019E30AF_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_95FAE4EC47A40058A65F11C5019E30AF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Basis Spread on Variable Rate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_95FAE4EC47A40058A65F11C5019E30AF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_95FAE4EC47A40058A65F11C5019E30AF" xlink:to="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_95FAE4EC47A40058A65F11C5019E30AF" xlink:type="arc"/>
</link:labelLink>
</link:linkbase>

↑Top
Filing Submission 0001120193-19-000015   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)
Copyright © 2024 Fran Finnegan & Company LLC – All Rights Reserved.
About — Privacy — Redactions — Help — Fri., Apr. 26, 9:34:02.2am ET