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Qualys, Inc. – ‘10-K’ for 12/31/23 – ‘EX-101.SCH’

On:  Thursday, 2/22/24, at 5:07pm ET   ·   For:  12/31/23   ·   Accession #:  1107843-24-8   ·   File #:  1-35662

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

 2/22/24  Qualys, Inc.                      10-K       12/31/23  103:11M

Annual Report   —   Form 10-K   —   SEA’34

Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML   1.94M 
 2: EX-10.10    Material Contract                                   HTML     36K 
 3: EX-21.1     Subsidiaries List                                   HTML     32K 
 4: EX-23.1     Consent of Expert or Counsel                        HTML     28K 
 9: EX-97.1     Clawback Policy re: Recovery of Erroneously         HTML     48K 
                Awarded Compensation                                             
 5: EX-31.1     Certification -- §302 - SOA'02                      HTML     33K 
 6: EX-31.2     Certification -- §302 - SOA'02                      HTML     33K 
 7: EX-32.1     Certification -- §906 - SOA'02                      HTML     30K 
 8: EX-32.2     Certification -- §906 - SOA'02                      HTML     30K 
15: R1          Cover                                               HTML     95K 
16: R2          Audit Information                                   HTML     34K 
17: R3          Consolidated Balance Sheets                         HTML    142K 
18: R4          Consolidated Balance Sheets (Parenthetical)         HTML     52K 
19: R5          Consolidated Statements of Operations               HTML    110K 
20: R6          Consolidated Statements of Comprehensive Income     HTML     55K 
21: R7          Consolidated Statements of Cash Flows               HTML    126K 
22: R8          Consolidated Statements of Stockholders' Equity     HTML     96K 
23: R9          The Company and Summary of Significant Accounting   HTML     79K 
                Policies                                                         
24: R10         Fair Value of Financial Instruments                 HTML    214K 
25: R11         Accumulated Other Comprehensive Income (Loss)       HTML     74K 
26: R12         Property and Equipment, Net                         HTML     44K 
27: R13         Revenue from Contracts With Customers               HTML     58K 
28: R14         Acquisitions                                        HTML     33K 
29: R15         Intangible Assets, Net                              HTML     66K 
30: R16         Leases                                              HTML     69K 
31: R17         Commitment and Contingencies                        HTML     39K 
32: R18         Stockholders' Equity and Stock-based Compensation   HTML    117K 
33: R19         Employee Benefit Plan                               HTML     33K 
34: R20         Income Taxes                                        HTML    118K 
35: R21         Segment and Geographic Area Information             HTML     50K 
36: R22         Net Income Per Share                                HTML     57K 
37: R23         Pay vs Performance Disclosure                       HTML     41K 
38: R24         Insider Trading Arrangements                        HTML     48K 
39: R25         The Company and Summary of Significant Accounting   HTML    133K 
                Policies (Policies)                                              
40: R26         Fair Value of Financial Instruments (Tables)        HTML    215K 
41: R27         Accumulated Other Comprehensive Income (Loss)       HTML     76K 
                (Tables)                                                         
42: R28         Property and Equipment, Net (Tables)                HTML     41K 
43: R29         Revenue from Contracts With Customers (Tables)      HTML     53K 
44: R30         Intangible Assets, Net (Tables)                     HTML    101K 
45: R31         Leases (Tables)                                     HTML     52K 
46: R32         Commitment and Contingencies (Tables)               HTML     34K 
47: R33         Stockholders' Equity and Stock-based Compensation   HTML    100K 
                (Tables)                                                         
48: R34         Income Taxes (Tables)                               HTML    117K 
49: R35         Segment and Geographic Area Information (Tables)    HTML     46K 
50: R36         Net Income Per Share (Tables)                       HTML     59K 
51: R37         The Company and Summary of Significant Accounting   HTML     72K 
                Policies - Narrative (Details)                                   
52: R38         Fair Value of Financial Instruments - Fair Value    HTML     65K 
                Hierarchy (Details)                                              
53: R39         Fair Value of Financial Instruments - Cash and      HTML     81K 
                Cash Equivalents (Details)                                       
54: R40         Fair Value of Financial Instruments - Summary of    HTML     71K 
                Securities in Unrealized Loss Positions (Details)                
55: R41         Fair Value of Financial Instruments - Summary of    HTML     57K 
                the Fair Value of Marketable Securities (Details)                
56: R42         Fair Value of Financial Instruments - Narrative     HTML     44K 
                (Details)                                                        
57: R43         Fair Value of Financial Instruments - Summary of    HTML     37K 
                Derivative Financial Instruments (Details)                       
58: R44         Fair Value of Financial Instruments - Amounts       HTML     37K 
                Recognized In Statement of Operations (Details)                  
59: R45         Accumulated Other Comprehensive Income (Loss) -     HTML     57K 
                Accumulated Other Comprehensive Income (Loss)                    
                (Details)                                                        
60: R46         Accumulated Other Comprehensive Income (Loss) -     HTML     71K 
                Amounts Reclassified from AOCI (Details)                         
61: R47         Property and Equipment, Net - Schedule of Property  HTML     48K 
                and Equipment, Net (Details)                                     
62: R48         Property and Equipment, Net - Narrative (Details)   HTML     39K 
63: R49         Revenue from Contracts With Customers - Narrative   HTML     37K 
                (Details)                                                        
64: R50         Revenue from Contracts with Customers - Expected    HTML     48K 
                Revenue from All Remaining Performance Obligations               
                (Details)                                                        
65: R51         Revenue from Contracts With Customers - Revenue by  HTML     39K 
                Sales Channel (Details)                                          
66: R52         Revenue from Contracts With Customers -             HTML     33K 
                Capitalized Cost to Obtain Contracts, Current and                
                Noncurrent (Details)                                             
67: R53         Acquisitions (Details)                              HTML     61K 
68: R54         Intangible Assets, Net - Carrying Value of          HTML     55K 
                Intangible Assets (Details)                                      
69: R55         Intangible Assets, Net (Details)                    HTML     31K 
70: R56         Intangible Assets, Net - Expected Amortization      HTML     40K 
                Expense in Future Periods (Details)                              
71: R57         Leases - Narrative (Details)                        HTML     30K 
72: R58         Leases - Supplemental Cash Flow Information         HTML     33K 
                (Details)                                                        
73: R59         Leases - Weighted Average Remaining Lease Term and  HTML     33K 
                Weighted Average Discount Rate (Details)                         
74: R60         Leases - Minimum Annual Lease Payments (Details)    HTML     49K 
75: R61         Commitment and Contingencies - Remaining Purchase   HTML     38K 
                Commitments (Details)                                            
76: R62         Stockholders' Equity and Stock-based Compensation   HTML     39K 
                - Preferred Stock (Details)                                      
77: R63         Stockholders' Equity and Stock-based Compensation   HTML     73K 
                - Equity Incentive Plan (Details)                                
78: R64         Stockholders' Equity and Stock-based Compensation   HTML     49K 
                - Summary of Stock-based Compensation Expense                    
                (Details)                                                        
79: R65         Stockholders' Equity and Stock-based Compensation   HTML     60K 
                - Stock-based Compensation (Details)                             
80: R66         Stockholders' Equity and Stock-based Compensation   HTML    137K 
                - Performance-Based Stock Options and Restricted                 
                Stock Units (Details)                                            
81: R67         Stockholders' Equity and Stock-based Compensation   HTML     54K 
                - Fair Value Assumptions, Stock Options (Details)                
82: R68         Stockholders' Equity and Stock-based Compensation   HTML     83K 
                - Share-based Compensation and Stock Options                     
                Activity (Details)                                               
83: R69         Stockholders' Equity and Stock-based Compensation   HTML     80K 
                - Summary of Restricted Stock Unit Activity                      
                (Details)                                                        
84: R70         Stockholders' Equity and Stock-based Compensation   HTML     45K 
                - Narrative (Details)                                            
85: R71         Stockholders' Equity and Stock-based Compensation   HTML     56K 
                - Employee Stock Purchase Plan, Valuation                        
                Assumptions (Details)                                            
86: R72         Stockholders' Equity and Stock-based Compensation   HTML     31K 
                - Schedule of Repurchase Agreements (Details)                    
87: R73         Stockholders' Equity and Stock-based Compensation   HTML     54K 
                - Share Repurchase Program (Details)                             
88: R74         Employee Benefit Plan (Details)                     HTML     32K 
89: R75         Income Taxes - Schedule of Income before Income     HTML     38K 
                Tax, Domestic and Foreign (Details)                              
90: R76         Income Taxes - Schedule of Components of Income     HTML     57K 
                Tax Expense (Benefit) (Details)                                  
91: R77         Income Taxes - Schedule of Effective Income Tax     HTML     54K 
                Rate Reconciliation (Details)                                    
92: R78         Income Taxes - Schedule of Deferred Tax Assets and  HTML     67K 
                Liabilities (Details)                                            
93: R79         Income Taxes - Narrative (Details)                  HTML     39K 
94: R80         Income Taxes - Schedule of Unrecognized Tax         HTML     41K 
                Benefits Roll Forward (Details)                                  
95: R81         Segment and Geographic Area Information -           HTML     33K 
                Narrative (Details)                                              
96: R82         Segment and Geographic Area Information - Revenue   HTML     45K 
                and Property and Equipment, Net by Geographic Area               
                (Details)                                                        
97: R83         Net Income Per Share - Basic and Diluted Net        HTML     72K 
                Income Per Share (Details)                                       
98: R84         Net Income Per Share - Anti-dilutive Net Income     HTML     39K 
                Per Share (Details)                                              
100: XML         IDEA XML File -- Filing Summary                      XML    186K  
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99: EXCEL       IDEA Workbook of Financial Report Info              XLSX    195K 
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<link:definition> 9954479 - Disclosure - Stockholders' Equity and Stock-based Compensation (Tables) </link:definition>
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<link:definition> 9954480 - Disclosure - Income Taxes (Tables) </link:definition>
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<link:definition> 9954481 - Disclosure - Segment and Geographic Area Information (Tables) </link:definition>
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<link:definition> 9954482 - Disclosure - Net Income Per Share (Tables) </link:definition>
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<link:definition> 9954483 - Disclosure - The Company and Summary of Significant Accounting Policies - Narrative (Details) </link:definition>
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<link:definition> 9954484 - Disclosure - Fair Value of Financial Instruments - Fair Value Hierarchy (Details) </link:definition>
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<link:definition> 9954485 - Disclosure - Fair Value of Financial Instruments - Cash and Cash Equivalents (Details) </link:definition>
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<link:definition> 9954486 - Disclosure - Fair Value of Financial Instruments - Summary of Securities in Unrealized Loss Positions (Details) </link:definition>
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<link:definition> 9954487 - Disclosure - Fair Value of Financial Instruments - Summary of the Fair Value of Marketable Securities (Details) </link:definition>
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<link:definition> 9954488 - Disclosure - Fair Value of Financial Instruments - Narrative (Details) </link:definition>
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<link:definition> 9954489 - Disclosure - Fair Value of Financial Instruments - Summary of Derivative Financial Instruments (Details) </link:definition>
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<link:definition> 9954490 - Disclosure - Fair Value of Financial Instruments - Amounts Recognized In Statement of Operations (Details) </link:definition>
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<link:definition> 9954491 - Disclosure - Accumulated Other Comprehensive Income (Loss) - Accumulated Other Comprehensive Income (Loss) (Details) </link:definition>
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<link:definition> 9954492 - Disclosure - Accumulated Other Comprehensive Income (Loss) - Amounts Reclassified from AOCI (Details) </link:definition>
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<link:definition> 9954493 - Disclosure - Property and Equipment, Net - Schedule of Property and Equipment, Net (Details) </link:definition>
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<link:definition> 9954494 - Disclosure - Property and Equipment, Net - Narrative (Details) </link:definition>
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<link:definition> 9954495 - Disclosure - Revenue from Contracts With Customers - Narrative (Details) </link:definition>
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<link:definition> 9954496 - Disclosure - Revenue from Contracts with Customers - Expected Revenue from All Remaining Performance Obligations (Details) </link:definition>
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<link:definition> 9954497 - Disclosure - Revenue from Contracts With Customers - Revenue by Sales Channel (Details) </link:definition>
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<link:definition> 9954498 - Disclosure - Revenue from Contracts With Customers - Capitalized Cost to Obtain Contracts, Current and Noncurrent (Details) </link:definition>
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<link:definition> 9954500 - Disclosure - Intangible Assets, Net - Carrying Value of Intangible Assets (Details) </link:definition>
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<link:definition> 9954502 - Disclosure - Intangible Assets, Net - Expected Amortization Expense in Future Periods (Details) </link:definition>
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<link:definition> 9954503 - Disclosure - Leases - Narrative (Details) </link:definition>
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<link:definition> 9954504 - Disclosure - Leases - Supplemental Cash Flow Information (Details) </link:definition>
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<link:definition> 9954506 - Disclosure - Leases - Minimum Annual Lease Payments (Details) </link:definition>
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<link:definition> 9954506 - Disclosure - Leases - Minimum Annual Lease Payments (Details) </link:definition>
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<link:definition> 9954507 - Disclosure - Commitment and Contingencies - Remaining Purchase Commitments (Details) </link:definition>
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<link:definition> 9954508 - Disclosure - Stockholders' Equity and Stock-based Compensation - Preferred Stock (Details) </link:definition>
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<link:definition> 9954509 - Disclosure - Stockholders' Equity and Stock-based Compensation - Equity Incentive Plan (Details) </link:definition>
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<link:definition> 9954510 - Disclosure - Stockholders' Equity and Stock-based Compensation - Summary of Stock-based Compensation Expense (Details) </link:definition>
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<link:definition> 9954511 - Disclosure - Stockholders' Equity and Stock-based Compensation - Stock-based Compensation (Details) </link:definition>
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<link:definition> 9954512 - Disclosure - Stockholders' Equity and Stock-based Compensation - Performance-Based Stock Options and Restricted Stock Units (Details) </link:definition>
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<link:definition> 9954513 - Disclosure - Stockholders' Equity and Stock-based Compensation - Fair Value Assumptions, Stock Options (Details) </link:definition>
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<link:definition> 9954514 - Disclosure - Stockholders' Equity and Stock-based Compensation - Share-based Compensation and Stock Options Activity (Details) </link:definition>
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<link:definition> 9954515 - Disclosure - Stockholders' Equity and Stock-based Compensation - Summary of Restricted Stock Unit Activity (Details) </link:definition>
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<link:definition> 9954516 - Disclosure - Stockholders' Equity and Stock-based Compensation - Narrative (Details) </link:definition>
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<link:definition> 9954517 - Disclosure - Stockholders' Equity and Stock-based Compensation - Employee Stock Purchase Plan, Valuation Assumptions (Details) </link:definition>
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<link:definition> 9954518 - Disclosure - Stockholders' Equity and Stock-based Compensation - Schedule of Repurchase Agreements (Details) </link:definition>
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<link:definition> 9954519 - Disclosure - Stockholders' Equity and Stock-based Compensation - Share Repurchase Program (Details) </link:definition>
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<link:definition> 9954520 - Disclosure - Employee Benefit Plan (Details) </link:definition>
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<link:definition> 9954521 - Disclosure - Income Taxes - Schedule of Income before Income Tax, Domestic and Foreign (Details) </link:definition>
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<link:definition> 9954522 - Disclosure - Income Taxes - Schedule of Components of Income Tax Expense (Benefit) (Details) </link:definition>
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<link:definition> 9954523 - Disclosure - Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Details) </link:definition>
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<link:definition> 9954524 - Disclosure - Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) </link:definition>
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<link:definition> 9954525 - Disclosure - Income Taxes - Narrative (Details) </link:definition>
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<link:definition> 9954526 - Disclosure - Income Taxes - Schedule of Unrecognized Tax Benefits Roll Forward (Details) </link:definition>
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<link:definition> 9954527 - Disclosure - Segment and Geographic Area Information - Narrative (Details) </link:definition>
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<link:definition> 9954528 - Disclosure - Segment and Geographic Area Information - Revenue and Property and Equipment, Net by Geographic Area (Details) </link:definition>
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<link:definition> 9954529 - Disclosure - Net Income Per Share - Basic and Diluted Net Income Per Share (Details) </link:definition>
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<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="NetIncomePerShareAntidilutiveNetIncomePerShareDetails" roleURI="http://www.qualys.com/role/NetIncomePerShareAntidilutiveNetIncomePerShareDetails">
<link:definition> 9954530 - Disclosure - Net Income Per Share - Anti-dilutive Net Income Per Share (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
</xs:appinfo>
</xs:annotation>
<xs:element id="qlys_PerformanceSharesTrancheThreeMember" abstract="true" name="PerformanceSharesTrancheThreeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="qlys_AuditorInformationAbstract" abstract="true" name="AuditorInformationAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
<xs:element id="qlys_The2012EquityIncentivePlanMember" abstract="true" name="The2012EquityIncentivePlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="qlys_ShareBasedCompensationArrangementByShareBasedPaymentAwardOfferingPeriod" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOfferingPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
<xs:element id="qlys_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedAnnualIncreaseShares" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedAnnualIncreaseShares" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
<xs:element id="qlys_OtherGeographicAreasMember" abstract="true" name="OtherGeographicAreasMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="qlys_ShareRepurchaseProgramTableTextBlock" abstract="false" name="ShareRepurchaseProgramTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
<xs:element id="qlys_JeffreyHankMember" abstract="true" name="JeffreyHankMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="qlys_AssetAcquisitionsPolicyTextBlock" abstract="false" name="AssetAcquisitionsPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
<xs:element id="qlys_PaymentsToAcquireMaturitiesOfNotesReceivable" abstract="false" name="PaymentsToAcquireMaturitiesOfNotesReceivable" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="qlys_AssetAcquisitionConsiderationPayableTerm" abstract="false" name="AssetAcquisitionConsiderationPayableTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
<xs:element id="qlys_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodAsAPercentageOfTarget" abstract="false" name="SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodAsAPercentageOfTarget" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
<xs:element id="qlys_StockIssuedDuringPeriodSharesRestrictedStockAwardVested" abstract="false" name="StockIssuedDuringPeriodSharesRestrictedStockAwardVested" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
<xs:element id="qlys_CashHeldInEscrowWithBlueHexagonAcquisitionMember" abstract="true" name="CashHeldInEscrowWithBlueHexagonAcquisitionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="qlys_AssetAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFiniteLivedIntangibles" abstract="false" name="AssetAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFiniteLivedIntangibles" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="qlys_PerformanceBasedRestrictedStockUnitsMember" abstract="true" name="PerformanceBasedRestrictedStockUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="qlys_SharebasedCompensationPercentageOfSharesThatWillVestUponTrigger" abstract="false" name="SharebasedCompensationPercentageOfSharesThatWillVestUponTrigger" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
<xs:element id="qlys_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingPeriodNumberOfQuarterlyPeriods" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingPeriodNumberOfQuarterlyPeriods" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
<xs:element id="qlys_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardPerformancePeriod" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardPerformancePeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
<xs:element id="qlys_ExecutiveOfficer2Member" abstract="true" name="ExecutiveOfficer2Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="qlys_AssetAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue" abstract="false" name="AssetAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="qlys_ForeignGovernmentAgenciesMember" abstract="true" name="ForeignGovernmentAgenciesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="qlys_EmployeeStockPurchasePlanPercentageOfEligibleCompensationContributable" abstract="false" name="EmployeeStockPurchasePlanPercentageOfEligibleCompensationContributable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
<xs:element id="qlys_The2021EmployeeStockPurchasePlanMember" abstract="true" name="The2021EmployeeStockPurchasePlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="qlys_ExecutiveOfficer3Member" abstract="true" name="ExecutiveOfficer3Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="qlys_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice" abstract="false" name="SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:perShareItemType"/>
<xs:element id="qlys_SharebasedCompensationArrangementBySharebasedPaymentAwardTargetPercentage" abstract="false" name="SharebasedCompensationArrangementBySharebasedPaymentAwardTargetPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
<xs:element id="qlys_StockRepurchaseProgramRollForward" abstract="true" name="StockRepurchaseProgramRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
<xs:element id="qlys_ScannerAppliancesMember" abstract="true" name="ScannerAppliancesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="qlys_SharebasedCompensationTerminationPeriodTrigger" abstract="false" name="SharebasedCompensationTerminationPeriodTrigger" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
<xs:element id="qlys_ScannerAppliancesAndOtherComputerEquipmentSubjectToSubscriptionMember" abstract="true" name="ScannerAppliancesAndOtherComputerEquipmentSubjectToSubscriptionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="qlys_ScannerAppliancesAndOtherComputerEquipmentNotPlacedInServiceMember" abstract="true" name="ScannerAppliancesAndOtherComputerEquipmentNotPlacedInServiceMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="qlys_ESPPSharesMember" abstract="true" name="ESPPSharesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="qlys_CashCashEquivalentsAndShorttermAndLongtermInvestmentsPolicyPolicyTextBlock" abstract="false" name="CashCashEquivalentsAndShorttermAndLongtermInvestmentsPolicyPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
<xs:element id="qlys_CashAndCashEquivalentsAndDebtSecuritiesAvailableforsaleAmortizedCostToFairValueTableTextBlock" abstract="false" name="CashAndCashEquivalentsAndDebtSecuritiesAvailableforsaleAmortizedCostToFairValueTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
<xs:element id="qlys_AssetsAndLiabilitiesLesseeTableTextBlock" abstract="false" name="AssetsAndLiabilitiesLesseeTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
<xs:element id="qlys_PresidentAndChiefExecutiveOfficerMember" abstract="true" name="PresidentAndChiefExecutiveOfficerMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="qlys_DescriptionOfBusinessPolicyPolicyTextBlock" abstract="false" name="DescriptionOfBusinessPolicyPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
<xs:element id="qlys_AssetAcquisitionConsiderationTransferredPayable" abstract="false" name="AssetAcquisitionConsiderationTransferredPayable" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="qlys_StockRepurchaseProgramAdditionalAuthorizedAmount" abstract="false" name="StockRepurchaseProgramAdditionalAuthorizedAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="qlys_DeferredLiabilitiesRightofuseAssets" abstract="false" name="DeferredLiabilitiesRightofuseAssets" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="qlys_DeferredTaxAssetsOperatingLeaseLiabilities" abstract="false" name="DeferredTaxAssetsOperatingLeaseLiabilities" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="qlys_TimeBasedSharedBasedCompensationMember" abstract="true" name="TimeBasedSharedBasedCompensationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="qlys_DeferredTaxLiabilitiesDeferredCommission" abstract="false" name="DeferredTaxLiabilitiesDeferredCommission" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="qlys_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsTargetNumberOfShares" abstract="false" name="SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsTargetNumberOfShares" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
<xs:element id="qlys_DepreciationDepletionAndAmortizationExcludingIntangibleAssetAmortization" abstract="false" name="DepreciationDepletionAndAmortizationExcludingIntangibleAssetAmortization" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="qlys_EmployeeStockPurchasePlanSharesMember" abstract="true" name="EmployeeStockPurchasePlanSharesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="qlys_AssetAcquisitionAcquisitionRelatedCosts" abstract="false" name="AssetAcquisitionAcquisitionRelatedCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="qlys_ForeignExchangeContractsForGBPAndEuroMember" abstract="true" name="ForeignExchangeContractsForGBPAndEuroMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="qlys_SecurityDepositsMember" abstract="true" name="SecurityDepositsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="qlys_PropertyPlantAndEquipmentAndOperatingLeaseRightofuseAssets" abstract="false" name="PropertyPlantAndEquipmentAndOperatingLeaseRightofuseAssets" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="qlys_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedAnnualIncreasePercentOfSharesOutstanding" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorizedAnnualIncreasePercentOfSharesOutstanding" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
<xs:element id="qlys_SharebasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndExpectedToVestOutstandingNumber" abstract="false" name="SharebasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndExpectedToVestOutstandingNumber" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
<xs:element id="qlys_ExecutiveOfficer4Member" abstract="true" name="ExecutiveOfficer4Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="qlys_ExecutiveOfficer1Member" abstract="true" name="ExecutiveOfficer1Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="qlys_BlueHexagonIncMember" abstract="true" name="BlueHexagonIncMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="qlys_AssembledWorkforceMember" abstract="true" name="AssembledWorkforceMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
</xs:schema>

11 Previous Filings that this Filing References

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

11/02/22  Qualys, Inc.                      8-K:2,5,9  10/27/22   12:588K                                   Donnelley … Solutions/FA
 6/10/22  Qualys, Inc.                      8-K:5,9     6/08/22   11:259K                                   Donnelley … Solutions/FA
 2/22/22  Qualys, Inc.                      10-K       12/31/21   98:10M                                    RDG Filings/FA
 6/11/21  Qualys, Inc.                      8-K:5,9     6/09/21   11:233K                                   Donnelley … Solutions/FA
 5/26/20  Qualys, Inc.                      8-K:5,9     5/21/20   12:186K                                   Donnelley … Solutions/FA
 2/21/20  Qualys, Inc.                      10-K       12/31/19   98:13M                                    Workiva Inc Wde… FA01/FA
10/19/16  Qualys, Inc.                      8-K:1,2,9  10/14/16    2:2.3M                                   Donnelley … Solutions/FA
 4/25/16  Qualys, Inc.                      DEF 14A     6/06/16    1:1.1M                                   Donnelley … Solutions/FA
 9/12/12  Qualys, Inc.                      S-1/A¶                15:6.8M                                   Donnelley … Solutions/FA
 8/10/12  Qualys, Inc.                      S-1/A¶                 6:4.5M                                   Donnelley … Solutions/FA
 6/08/12  Qualys, Inc.                      S-1                   18:7.2M                                   Donnelley … Solutions/FA
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