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

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

On:  Wednesday, 2/28/24, at 8:31am ET   ·   For:  12/31/23   ·   Accession #:  899923-24-18   ·   File #:  0-26642

Previous ‘10-K’:  ‘10-K’ on 3/1/23 for 12/31/22   ·   Latest ‘10-K’:  This Filing   ·   18 References:   

Find Words in Filings emoji
 
  in    Show  and   Hints

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

 2/28/24  Myriad Genetics Inc.              10-K       12/31/23  127:39M

Annual Report   —   Form 10-K   —   SEA’34

Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML   2.12M 
 2: EX-10.1     Material Contract                                   HTML     50K 
 7: EX-10.16    Material Contract                                   HTML     75K 
 8: EX-10.17    Material Contract                                   HTML     69K 
 9: EX-10.18    Material Contract                                   HTML     86K 
10: EX-10.19    Material Contract                                   HTML     83K 
 3: EX-10.2     Material Contract                                   HTML     49K 
 4: EX-10.3     Material Contract                                   HTML     49K 
 5: EX-10.4     Material Contract                                   HTML    700K 
 6: EX-10.5     Material Contract                                   HTML    893K 
11: EX-21.1     Subsidiaries List                                   HTML     39K 
12: EX-23.1     Consent of Expert or Counsel                        HTML     35K 
16: EX-97.1     Clawback Policy re: Recovery of Erroneously         HTML     49K 
                Awarded Compensation                                             
13: EX-31.1     Certification -- §302 - SOA'02                      HTML     37K 
14: EX-31.2     Certification -- §302 - SOA'02                      HTML     37K 
15: EX-32       Certification -- §906 - SOA'02                      HTML     34K 
22: R1          Cover                                               HTML     99K 
23: R2          Audit Information                                   HTML     38K 
24: R3          Consolidated Balance Sheets                         HTML    138K 
25: R4          Consolidated Balance Sheets (Parenthetical)         HTML     39K 
26: R5          Consolidated Statements of Operations               HTML    114K 
27: R6          Consolidated Statements of Comprehensive Loss       HTML     63K 
28: R7          Consolidated Statements of Stockholders' Equity     HTML     71K 
29: R8          Consolidated Statements of Cash Flows               HTML    145K 
30: R9          Organization and Summary of Significant Accounting  HTML    173K 
                Policies                                                         
31: R10         Marketable Investment Securities                    HTML     85K 
32: R11         Fair Value Measurements                             HTML     86K 
33: R12         Property, Plant and Equipment, Net                  HTML     49K 
34: R13         Goodwill and Intangible Assets                      HTML     79K 
35: R14         Accrued Liabilities                                 HTML     47K 
36: R15         Long-Term Debt                                      HTML     46K 
37: R16         Other Long-Term Liabilities                         HTML     44K 
38: R17         Preferred and Common Stockholders' Equity           HTML     49K 
39: R18         Stock-Based Compensation                            HTML     90K 
40: R19         Income Taxes                                        HTML    169K 
41: R20         Commitments and Contingencies                       HTML     51K 
42: R21         Leases                                              HTML     50K 
43: R22         Employee Deferred Savings Plan                      HTML     41K 
44: R23         Segment and Related Information                     HTML     53K 
45: R24         Business Acquisition                                HTML     53K 
46: R25         Divestitures                                        HTML     43K 
47: R26         Supplemental Cash Flow Information                  HTML     50K 
48: R27         Subsequent Events                                   HTML     36K 
49: R28         Pay vs Performance Disclosure                       HTML     45K 
50: R29         Insider Trading Arrangements                        HTML     52K 
51: R30         Organization and Summary of Significant Accounting  HTML    222K 
                Policies (Policies)                                              
52: R31         Organization and Summary of Significant Accounting  HTML    156K 
                Policies (Tables)                                                
53: R32         Marketable Investment Securities (Tables)           HTML     84K 
54: R33         Fair Value Measurements (Tables)                    HTML     84K 
55: R34         Property, Plant and Equipment, Net (Tables)         HTML     47K 
56: R35         Goodwill and Intangible Assets (Tables)             HTML    119K 
57: R36         Accrued Liabilities (Tables)                        HTML     47K 
58: R37         Other Long-Term Liabilities (Tables)                HTML     42K 
59: R38         Preferred and Common Stockholders' Equity (Tables)  HTML     43K 
60: R39         Stock-Based Compensation (Tables)                   HTML     97K 
61: R40         Income Taxes (Tables)                               HTML    174K 
62: R41         Leases (Tables)                                     HTML     43K 
63: R42         Employee Deferred Savings Plan (Tables)             HTML     39K 
64: R43         Segment and Related Information (Tables)            HTML     48K 
65: R44         Business Acquisition (Tables)                       HTML     53K 
66: R45         Divestitures (Tables)                               HTML     43K 
67: R46         Supplemental Cash Flow Information (Tables)         HTML     49K 
68: R47         ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING  HTML     90K 
                POLICIES - Narrative (Details)                                   
69: R48         ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING  HTML     42K 
                POLICIES -Schedule of Restricted Cash (Details)                  
70: R49         ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING  HTML     58K 
                POLICIES - Schedule of Revenue by Type (Details)                 
71: R50         ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING  HTML     80K 
                POLICIES - Schedule of Revenue by Geographical                   
                Region (Details)                                                 
72: R51         ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING  HTML     42K 
                POLICIES - Schedule of Reconciliation of Deferred                
                Revenue (Details)                                                
73: R52         ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING  HTML     43K 
                POLICIES - Schedule of Earnings Per Share                        
                (Details)                                                        
74: R53         ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING  HTML     51K 
                POLICIES - Schedule of Foreign Currency Cumulative               
                Translation Adjustments (Details)                                
75: R54         MARKETABLE INVESTMENT SECURITIES - Schedule of      HTML     76K 
                Fair Value for Available-for-Sale Securities by                  
                Major Security Type and Class of Security                        
                (Details)                                                        
76: R55         MARKETABLE INVESTMENT SECURITIES - Schedule of      HTML     56K 
                Cash, Cash Equivalents, and Maturities of Debt                   
                Securities Classified as Available-For-Sale                      
                Securities (Details)                                             
77: R56         MARKETABLE INVESTMENT SECURITIES - Narrative        HTML     47K 
                (Details)                                                        
78: R57         FAIR VALUE MEASUREMENTS - Narrative (Details)       HTML     49K 
79: R58         FAIR VALUE MEASUREMENTS - Schedule of Fair Value    HTML     80K 
                of Financial Assets and Liabilities (Details)                    
80: R59         FAIR VALUE MEASUREMENTS - Schedule of Change in     HTML     49K 
                Fair Value of Contingent Consideration (Details)                 
81: R60         PROPERTY, PLANT AND EQUIPMENT, NET - Schedule of    HTML     46K 
                Balances (Details)                                               
82: R61         PROPERTY, PLANT AND EQUIPMENT, NET - Narrative      HTML     39K 
                (Details)                                                        
83: R62         PROPERTY, PLANT AND EQUIPMENT, NET - Schedule of    HTML     35K 
                Depreciation Expense (Details)                                   
84: R63         GOODWILL AND INTANGIBLE ASSETS - Schedule of        HTML     39K 
                Carrying Amount of Goodwill (Details)                            
85: R64         GOODWILL AND INTANGIBLE ASSETS - Narrative          HTML     57K 
                (Details)                                                        
86: R65         GOODWILL AND INTANGIBLE ASSETS - Schedule of        HTML     66K 
                Intangible Assets (Details)                                      
87: R66         GOODWILL AND INTANGIBLE ASSETS - Schedule of        HTML     36K 
                Amortization on Intangible Assets (Details)                      
88: R67         GOODWILL AND INTANGIBLE ASSETS - Schedule of        HTML     49K 
                Future Amortization Expense (Details)                            
89: R68         Accrued Liabilities (Details)                       HTML     52K 
90: R69         Long-Term Debt (Details)                            HTML    114K 
91: R70         OTHER LONG-TERM LIABILITIES - Schedule of Other     HTML     43K 
                Long-Term Liabilities (Details)                                  
92: R71         OTHER LONG-TERM LIABILITIES - Narrative (Details)   HTML     36K 
93: R72         PREFERRED AND COMMON STOCKHOLDERS' EQUITY -         HTML     60K 
                Narrative (Details)                                              
94: R73         PREFERRED AND COMMON STOCKHOLDERS' EQUITY -         HTML     46K 
                Schedule of Shares of Common Stock Issued and                    
                Outstanding (Details)                                            
95: R74         STOCK-BASED COMPENSATION - Narrative (Details)      HTML     90K 
96: R75         STOCK-BASED COMPENSATION - Schedule of Stock        HTML     61K 
                Option Activity (Details)                                        
97: R76         STOCK-BASED COMPENSATION - Schedule of Restricted   HTML     58K 
                Stock Units Activity (Details)                                   
98: R77         STOCK-BASED COMPENSATION - Schedule of Stock-Based  HTML     45K 
                Compensation Expense (Details)                                   
99: R78         STOCK-BASED COMPENSATION - Schedule of Aggregate    HTML     49K 
                Intrinsic Value (Details)                                        
100: R79         STOCK-BASED COMPENSATION -Schedule of Intrinsic     HTML     36K  
                Value of Options Exercised (Details)                             
101: R80         STOCK-BASED COMPENSATION - Schedule of Shares       HTML     47K  
                Purchased and Compensation Expenses for ESPP                     
                (Details)                                                        
102: R81         STOCK-BASED COMPENSATION - Schedule of Valuation    HTML     44K  
                Assumptions for ESPP (Details)                                   
103: R82         INCOME TAXES - Schedule of Income Tax Benefit       HTML     63K  
                (Details)                                                        
104: R83         INCOME TAXES - Schedule of Loss Before Income       HTML     43K  
                Taxes (Details)                                                  
105: R84         INCOME TAXES - Schedule of Differences Between      HTML    102K  
                Statutory Federal Income Tax Rate and Income Taxes               
                Reported (Details)                                               
106: R85         INCOME TAXES - Schedule of Components of Deferred   HTML     68K  
                Tax Assets and Liabilities (Details)                             
107: R86         INCOME TAXES - Narrative (Details)                  HTML     45K  
108: R87         INCOME TAXES - Schedule of Net Operating Loss and   HTML     74K  
                Research Credit Carryforwards (Details)                          
109: R88         INCOME TAXES - Schedule of Unrecognized Tax         HTML     50K  
                Benefits (Details)                                               
110: R89         Commitments and Contingencies (Details)             HTML     72K  
111: R90         LEASES - Narrative (Details)                        HTML     94K  
112: R91         LEASES - Schedule of Maturities of Operating Lease  HTML     56K  
                Liabilities (Details)                                            
113: R92         EMPLOYEE DEFERRED SAVINGS PLAN - Narrative          HTML     37K  
                (Details)                                                        
114: R93         EMPLOYEE DEFERRED SAVINGS PLAN - Schedule of        HTML     35K  
                Contributions to the Plan (Details)                              
115: R94         SEGMENT AND RELATED INFORMATION - Narrative         HTML     35K  
                (Details)                                                        
116: R95         SEGMENT AND RELATED INFORMATION - Schedule of       HTML     57K  
                Assets by Geographical Region (Details)                          
117: R96         BUSINESS ACQUISITION - Narrative (Details)          HTML     42K  
118: R97         BUSINESS ACQUISITION - Schedule of Estimated Fair   HTML     70K  
                Value of Identified Assets acquired and                          
                Liabilities Assumed (Details)                                    
119: R98         BUSINESS ACQUISITION - Schedule of Pro Forma        HTML     39K  
                Information (Details)                                            
120: R99         DIVESTITURES - Narrative (Details)                  HTML     60K  
121: R100        DIVESTITURES - Schedule of Amounts Recognized in    HTML     53K  
                Other Income (Details)                                           
122: R101        Supplemental Cash Flow Information (Details)        HTML     50K  
124: XML         IDEA XML File -- Filing Summary                      XML    220K  
127: XML         XBRL Instance -- mygn-20231231_htm                   XML   2.66M  
123: EXCEL       IDEA Workbook of Financial Report Info              XLSX    215K  
18: EX-101.CAL  XBRL Calculations -- mygn-20231231_cal               XML    318K 
19: EX-101.DEF  XBRL Definitions -- mygn-20231231_def                XML    775K 
20: EX-101.LAB  XBRL Labels -- mygn-20231231_lab                     XML   2.57M 
21: EX-101.PRE  XBRL Presentations -- mygn-20231231_pre              XML   1.50M 
17: EX-101.SCH  XBRL Schema -- mygn-20231231                         XSD    237K 
125: JSON        XBRL Instance as JSON Data -- MetaLinks              690±  1.05M  
126: ZIP         XBRL Zipped Folder -- 0000899923-24-000018-xbrl      Zip    993K  


‘EX-101.SCH’   —   XBRL Schema — mygn-20231231


This Exhibit is an XBRL File.


                                                                                                                                                                                
<?xml version="1.0" encoding="windows-1252"?>
<!-- XBRL Document Created with the Workiva Platform -->
<!-- Copyright 2024 Workiva -->
<!-- r:2ec3a0ec-d71e-4d69-94e3-42a7ff7d94cc,g:7a4f81ad-9c81-4120-8099-5453b7943afb -->
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:mygn="http://www.myriad.com/20231231" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2022-03-31" xmlns:dtr-types1="http://www.xbrl.org/dtr/type/2020-01-21" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" attributeFormDefault="unqualified" elementFormDefault="qualified" targetNamespace="http://www.myriad.com/20231231">
<xs:import namespace="http://fasb.org/srt/2023" schemaLocation="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd"/>
<xs:import namespace="http://fasb.org/us-gaap/2023" schemaLocation="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd"/>
<xs:import namespace="http://www.w3.org/1999/xlink" schemaLocation="http://www.xbrl.org/2003/xlink-2003-12-31.xsd"/>
<xs:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/>
<xs:import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd"/>
<xs:import namespace="http://www.xbrl.org/dtr/type/2020-01-21" schemaLocation="https://www.xbrl.org/dtr/type/2020-01-21/types.xsd"/>
<xs:import namespace="http://www.xbrl.org/dtr/type/2022-03-31" schemaLocation="https://www.xbrl.org/dtr/type/2022-03-31/types.xsd"/>
<xs:import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd"/>
<xs:import namespace="http://xbrl.sec.gov/country/2023" schemaLocation="https://xbrl.sec.gov/country/2023/country-2023.xsd"/>
<xs:import namespace="http://xbrl.sec.gov/dei/2023" schemaLocation="https://xbrl.sec.gov/dei/2023/dei-2023.xsd"/>
<xs:import namespace="http://xbrl.sec.gov/ecd/2023" schemaLocation="https://xbrl.sec.gov/ecd/2023/ecd-2023.xsd"/>
<xs:import namespace="http://xbrl.sec.gov/stpr/2023" schemaLocation="https://xbrl.sec.gov/stpr/2023/stpr-2023.xsd"/>
<xs:annotation>
<xs:appinfo>
<link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="mygn-20231231_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:type="simple"/>
<link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="mygn-20231231_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:type="simple"/>
<link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="mygn-20231231_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:type="simple"/>
<link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="mygn-20231231_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:type="simple"/>
<link:roleType id="Cover" roleURI="http://www.myriad.com/role/Cover">
<link:definition> 0000001 - Document - Cover </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="AuditInformation" roleURI="http://www.myriad.com/role/AuditInformation">
<link:definition> 0000002 - Document - Audit Information </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="ConsolidatedBalanceSheets" roleURI="http://www.myriad.com/role/ConsolidatedBalanceSheets">
<link:definition> 0000003 - Statement - Consolidated Balance Sheets </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="ConsolidatedBalanceSheetsParenthetical" roleURI="http://www.myriad.com/role/ConsolidatedBalanceSheetsParenthetical">
<link:definition> 0000004 - Statement - Consolidated Balance Sheets (Parenthetical) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="ConsolidatedStatementsofOperations" roleURI="http://www.myriad.com/role/ConsolidatedStatementsofOperations">
<link:definition> 0000005 - Statement - Consolidated Statements of Operations </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="ConsolidatedStatementsofComprehensiveLoss" roleURI="http://www.myriad.com/role/ConsolidatedStatementsofComprehensiveLoss">
<link:definition> 0000006 - Statement - Consolidated Statements of Comprehensive Loss </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="ConsolidatedStatementsofStockholdersEquity" roleURI="http://www.myriad.com/role/ConsolidatedStatementsofStockholdersEquity">
<link:definition> 0000007 - Statement - Consolidated Statements of Stockholders' Equity </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="ConsolidatedStatementsofCashFlows" roleURI="http://www.myriad.com/role/ConsolidatedStatementsofCashFlows">
<link:definition> 0000008 - Statement - Consolidated Statements of Cash Flows </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="ORGANIZATIONANDSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES" roleURI="http://www.myriad.com/role/ORGANIZATIONANDSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES">
<link:definition> 0000009 - Disclosure - ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="MARKETABLEINVESTMENTSECURITIES" roleURI="http://www.myriad.com/role/MARKETABLEINVESTMENTSECURITIES">
<link:definition> 0000010 - Disclosure - MARKETABLE INVESTMENT SECURITIES </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="FAIRVALUEMEASUREMENTS" roleURI="http://www.myriad.com/role/FAIRVALUEMEASUREMENTS">
<link:definition> 0000011 - Disclosure - FAIR VALUE MEASUREMENTS </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="PROPERTYPLANTANDEQUIPMENTNET" roleURI="http://www.myriad.com/role/PROPERTYPLANTANDEQUIPMENTNET">
<link:definition> 0000012 - Disclosure - PROPERTY, PLANT AND EQUIPMENT, NET </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="GOODWILLANDINTANGIBLEASSETS" roleURI="http://www.myriad.com/role/GOODWILLANDINTANGIBLEASSETS">
<link:definition> 0000013 - Disclosure - GOODWILL AND INTANGIBLE ASSETS </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="ACCRUEDLIABILITIES" roleURI="http://www.myriad.com/role/ACCRUEDLIABILITIES">
<link:definition> 0000014 - Disclosure - ACCRUED LIABILITIES </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="LONGTERMDEBT" roleURI="http://www.myriad.com/role/LONGTERMDEBT">
<link:definition> 0000015 - Disclosure - LONG-TERM DEBT </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="OTHERLONGTERMLIABILITIES" roleURI="http://www.myriad.com/role/OTHERLONGTERMLIABILITIES">
<link:definition> 0000016 - Disclosure - OTHER LONG-TERM LIABILITIES </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="PREFERREDANDCOMMONSTOCKHOLDERSEQUITY" roleURI="http://www.myriad.com/role/PREFERREDANDCOMMONSTOCKHOLDERSEQUITY">
<link:definition> 0000017 - Disclosure - PREFERRED AND COMMON STOCKHOLDERS' EQUITY </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="STOCKBASEDCOMPENSATION" roleURI="http://www.myriad.com/role/STOCKBASEDCOMPENSATION">
<link:definition> 0000018 - Disclosure - STOCK-BASED COMPENSATION </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="INCOMETAXES" roleURI="http://www.myriad.com/role/INCOMETAXES">
<link:definition> 0000019 - Disclosure - INCOME TAXES </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="COMMITMENTSANDCONTINGENCIES" roleURI="http://www.myriad.com/role/COMMITMENTSANDCONTINGENCIES">
<link:definition> 0000020 - Disclosure - COMMITMENTS AND CONTINGENCIES </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="LEASES" roleURI="http://www.myriad.com/role/LEASES">
<link:definition> 0000021 - Disclosure - LEASES </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="EMPLOYEEDEFERREDSAVINGSPLAN" roleURI="http://www.myriad.com/role/EMPLOYEEDEFERREDSAVINGSPLAN">
<link:definition> 0000022 - Disclosure - EMPLOYEE DEFERRED SAVINGS PLAN </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="SEGMENTANDRELATEDINFORMATION" roleURI="http://www.myriad.com/role/SEGMENTANDRELATEDINFORMATION">
<link:definition> 0000023 - Disclosure - SEGMENT AND RELATED INFORMATION </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="BUSINESSACQUISITION" roleURI="http://www.myriad.com/role/BUSINESSACQUISITION">
<link:definition> 0000024 - Disclosure - BUSINESS ACQUISITION </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="DIVESTITURES" roleURI="http://www.myriad.com/role/DIVESTITURES">
<link:definition> 0000025 - Disclosure - DIVESTITURES </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="SUPPLEMENTALCASHFLOWINFORMATION" roleURI="http://www.myriad.com/role/SUPPLEMENTALCASHFLOWINFORMATION">
<link:definition> 0000026 - Disclosure - SUPPLEMENTAL CASH FLOW INFORMATION </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="SUBSEQUENTEVENTS" roleURI="http://www.myriad.com/role/SUBSEQUENTEVENTS">
<link:definition> 0000027 - Disclosure - SUBSEQUENT EVENTS </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="ORGANIZATIONANDSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies" roleURI="http://www.myriad.com/role/ORGANIZATIONANDSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies">
<link:definition> 9954471 - Disclosure - ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="ORGANIZATIONANDSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESTables" roleURI="http://www.myriad.com/role/ORGANIZATIONANDSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESTables">
<link:definition> 9954472 - Disclosure - ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="MARKETABLEINVESTMENTSECURITIESTables" roleURI="http://www.myriad.com/role/MARKETABLEINVESTMENTSECURITIESTables">
<link:definition> 9954473 - Disclosure - MARKETABLE INVESTMENT SECURITIES (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="FAIRVALUEMEASUREMENTSTables" roleURI="http://www.myriad.com/role/FAIRVALUEMEASUREMENTSTables">
<link:definition> 9954474 - Disclosure - FAIR VALUE MEASUREMENTS (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="PROPERTYPLANTANDEQUIPMENTNETTables" roleURI="http://www.myriad.com/role/PROPERTYPLANTANDEQUIPMENTNETTables">
<link:definition> 9954475 - Disclosure - PROPERTY, PLANT AND EQUIPMENT, NET (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="GOODWILLANDINTANGIBLEASSETSTables" roleURI="http://www.myriad.com/role/GOODWILLANDINTANGIBLEASSETSTables">
<link:definition> 9954476 - Disclosure - GOODWILL AND INTANGIBLE ASSETS (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="ACCRUEDLIABILITIESTables" roleURI="http://www.myriad.com/role/ACCRUEDLIABILITIESTables">
<link:definition> 9954477 - Disclosure - ACCRUED LIABILITIES (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="OTHERLONGTERMLIABILITIESTables" roleURI="http://www.myriad.com/role/OTHERLONGTERMLIABILITIESTables">
<link:definition> 9954478 - Disclosure - OTHER LONG-TERM LIABILITIES (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="PREFERREDANDCOMMONSTOCKHOLDERSEQUITYTables" roleURI="http://www.myriad.com/role/PREFERREDANDCOMMONSTOCKHOLDERSEQUITYTables">
<link:definition> 9954479 - Disclosure - PREFERRED AND COMMON STOCKHOLDERS' EQUITY (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="STOCKBASEDCOMPENSATIONTables" roleURI="http://www.myriad.com/role/STOCKBASEDCOMPENSATIONTables">
<link:definition> 9954480 - Disclosure - STOCK-BASED COMPENSATION (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="INCOMETAXESTables" roleURI="http://www.myriad.com/role/INCOMETAXESTables">
<link:definition> 9954481 - Disclosure - INCOME TAXES (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="LEASESTables" roleURI="http://www.myriad.com/role/LEASESTables">
<link:definition> 9954482 - Disclosure - LEASES (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="EMPLOYEEDEFERREDSAVINGSPLANTables" roleURI="http://www.myriad.com/role/EMPLOYEEDEFERREDSAVINGSPLANTables">
<link:definition> 9954483 - Disclosure - EMPLOYEE DEFERRED SAVINGS PLAN (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="SEGMENTANDRELATEDINFORMATIONTables" roleURI="http://www.myriad.com/role/SEGMENTANDRELATEDINFORMATIONTables">
<link:definition> 9954484 - Disclosure - SEGMENT AND RELATED INFORMATION (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="BUSINESSACQUISITIONTables" roleURI="http://www.myriad.com/role/BUSINESSACQUISITIONTables">
<link:definition> 9954485 - Disclosure - BUSINESS ACQUISITION (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="DIVESTITURESTables" roleURI="http://www.myriad.com/role/DIVESTITURESTables">
<link:definition> 9954486 - Disclosure - DIVESTITURES (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="SUPPLEMENTALCASHFLOWINFORMATIONTables" roleURI="http://www.myriad.com/role/SUPPLEMENTALCASHFLOWINFORMATIONTables">
<link:definition> 9954487 - Disclosure - SUPPLEMENTAL CASH FLOW INFORMATION (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="ORGANIZATIONANDSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESNarrativeDetails" roleURI="http://www.myriad.com/role/ORGANIZATIONANDSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESNarrativeDetails">
<link:definition> 9954488 - Disclosure - ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="ORGANIZATIONANDSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESScheduleofRestrictedCashDetails" roleURI="http://www.myriad.com/role/ORGANIZATIONANDSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESScheduleofRestrictedCashDetails">
<link:definition> 9954489 - Disclosure - ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES -Schedule of Restricted Cash (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="ORGANIZATIONANDSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESScheduleofRevenuebyTypeDetails" roleURI="http://www.myriad.com/role/ORGANIZATIONANDSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESScheduleofRevenuebyTypeDetails">
<link:definition> 9954490 - Disclosure - ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Revenue by Type (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="ORGANIZATIONANDSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESScheduleofRevenuebyGeographicalRegionDetails" roleURI="http://www.myriad.com/role/ORGANIZATIONANDSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESScheduleofRevenuebyGeographicalRegionDetails">
<link:definition> 9954491 - Disclosure - ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Revenue by Geographical Region (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="ORGANIZATIONANDSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESScheduleofReconciliationofDeferredRevenueDetails" roleURI="http://www.myriad.com/role/ORGANIZATIONANDSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESScheduleofReconciliationofDeferredRevenueDetails">
<link:definition> 9954492 - Disclosure - ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Reconciliation of Deferred Revenue (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="ORGANIZATIONANDSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESScheduleofEarningsPerShareDetails" roleURI="http://www.myriad.com/role/ORGANIZATIONANDSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESScheduleofEarningsPerShareDetails">
<link:definition> 9954493 - Disclosure - ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Earnings 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>
<link:roleType id="ORGANIZATIONANDSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESScheduleofForeignCurrencyCumulativeTranslationAdjustmentsDetails" roleURI="http://www.myriad.com/role/ORGANIZATIONANDSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESScheduleofForeignCurrencyCumulativeTranslationAdjustmentsDetails">
<link:definition> 9954494 - Disclosure - ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Foreign Currency Cumulative Translation Adjustments (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="MARKETABLEINVESTMENTSECURITIESScheduleofFairValueforAvailableforSaleSecuritiesbyMajorSecurityTypeandClassofSecurityDetails" roleURI="http://www.myriad.com/role/MARKETABLEINVESTMENTSECURITIESScheduleofFairValueforAvailableforSaleSecuritiesbyMajorSecurityTypeandClassofSecurityDetails">
<link:definition> 9954495 - Disclosure - MARKETABLE INVESTMENT SECURITIES - Schedule of Fair Value for Available-for-Sale Securities by Major Security Type and Class of Security (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="MARKETABLEINVESTMENTSECURITIESScheduleofCashCashEquivalentsandMaturitiesofDebtSecuritiesClassifiedasAvailableForSaleSecuritiesDetails" roleURI="http://www.myriad.com/role/MARKETABLEINVESTMENTSECURITIESScheduleofCashCashEquivalentsandMaturitiesofDebtSecuritiesClassifiedasAvailableForSaleSecuritiesDetails">
<link:definition> 9954496 - Disclosure - MARKETABLE INVESTMENT SECURITIES - Schedule of Cash, Cash Equivalents, and Maturities of Debt Securities Classified as Available-For-Sale Securities (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="MARKETABLEINVESTMENTSECURITIESNarrativeDetails" roleURI="http://www.myriad.com/role/MARKETABLEINVESTMENTSECURITIESNarrativeDetails">
<link:definition> 9954497 - Disclosure - MARKETABLE INVESTMENT SECURITIES - Narrative (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="FAIRVALUEMEASUREMENTSNarrativeDetails" roleURI="http://www.myriad.com/role/FAIRVALUEMEASUREMENTSNarrativeDetails">
<link:definition> 9954498 - Disclosure - FAIR VALUE MEASUREMENTS - Narrative (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="FAIRVALUEMEASUREMENTSScheduleofFairValueofFinancialAssetsandLiabilitiesDetails" roleURI="http://www.myriad.com/role/FAIRVALUEMEASUREMENTSScheduleofFairValueofFinancialAssetsandLiabilitiesDetails">
<link:definition> 9954499 - Disclosure - FAIR VALUE MEASUREMENTS - Schedule of Fair Value of Financial Assets and Liabilities (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="FAIRVALUEMEASUREMENTSScheduleofChangeinFairValueofContingentConsiderationDetails" roleURI="http://www.myriad.com/role/FAIRVALUEMEASUREMENTSScheduleofChangeinFairValueofContingentConsiderationDetails">
<link:definition> 9954500 - Disclosure - FAIR VALUE MEASUREMENTS - Schedule of Change in Fair Value of Contingent Consideration (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="PROPERTYPLANTANDEQUIPMENTNETScheduleofBalancesDetails" roleURI="http://www.myriad.com/role/PROPERTYPLANTANDEQUIPMENTNETScheduleofBalancesDetails">
<link:definition> 9954501 - Disclosure - PROPERTY, PLANT AND EQUIPMENT, NET - Schedule of Balances (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="PROPERTYPLANTANDEQUIPMENTNETNarrativeDetails" roleURI="http://www.myriad.com/role/PROPERTYPLANTANDEQUIPMENTNETNarrativeDetails">
<link:definition> 9954502 - Disclosure - PROPERTY, PLANT AND EQUIPMENT, NET - Narrative (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="PROPERTYPLANTANDEQUIPMENTNETScheduleofDepreciationExpenseDetails" roleURI="http://www.myriad.com/role/PROPERTYPLANTANDEQUIPMENTNETScheduleofDepreciationExpenseDetails">
<link:definition> 9954503 - Disclosure - PROPERTY, PLANT AND EQUIPMENT, NET - Schedule of Depreciation Expense (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="GOODWILLANDINTANGIBLEASSETSScheduleofCarryingAmountofGoodwillDetails" roleURI="http://www.myriad.com/role/GOODWILLANDINTANGIBLEASSETSScheduleofCarryingAmountofGoodwillDetails">
<link:definition> 9954504 - Disclosure - GOODWILL AND INTANGIBLE ASSETS - Schedule of Carrying Amount of Goodwill (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="GOODWILLANDINTANGIBLEASSETSNarrativeDetails" roleURI="http://www.myriad.com/role/GOODWILLANDINTANGIBLEASSETSNarrativeDetails">
<link:definition> 9954505 - Disclosure - GOODWILL AND INTANGIBLE ASSETS - Narrative (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="GOODWILLANDINTANGIBLEASSETSScheduleofIntangibleAssetsDetails" roleURI="http://www.myriad.com/role/GOODWILLANDINTANGIBLEASSETSScheduleofIntangibleAssetsDetails">
<link:definition> 9954506 - Disclosure - GOODWILL AND INTANGIBLE ASSETS - Schedule of Intangible Assets (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="GOODWILLANDINTANGIBLEASSETSScheduleofAmortizationonIntangibleAssetsDetails" roleURI="http://www.myriad.com/role/GOODWILLANDINTANGIBLEASSETSScheduleofAmortizationonIntangibleAssetsDetails">
<link:definition> 9954507 - Disclosure - GOODWILL AND INTANGIBLE ASSETS - Schedule of Amortization on Intangible Assets (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="GOODWILLANDINTANGIBLEASSETSScheduleofFutureAmortizationExpenseDetails" roleURI="http://www.myriad.com/role/GOODWILLANDINTANGIBLEASSETSScheduleofFutureAmortizationExpenseDetails">
<link:definition> 9954508 - Disclosure - GOODWILL AND INTANGIBLE ASSETS - Schedule of Future Amortization Expense (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="ACCRUEDLIABILITIESDetails" roleURI="http://www.myriad.com/role/ACCRUEDLIABILITIESDetails">
<link:definition> 9954509 - Disclosure - ACCRUED LIABILITIES (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="LONGTERMDEBTDetails" roleURI="http://www.myriad.com/role/LONGTERMDEBTDetails">
<link:definition> 9954510 - Disclosure - LONG-TERM DEBT (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="OTHERLONGTERMLIABILITIESScheduleofOtherLongTermLiabilitiesDetails" roleURI="http://www.myriad.com/role/OTHERLONGTERMLIABILITIESScheduleofOtherLongTermLiabilitiesDetails">
<link:definition> 9954511 - Disclosure - OTHER LONG-TERM LIABILITIES - Schedule of Other Long-Term Liabilities (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="OTHERLONGTERMLIABILITIESNarrativeDetails" roleURI="http://www.myriad.com/role/OTHERLONGTERMLIABILITIESNarrativeDetails">
<link:definition> 9954512 - Disclosure - OTHER LONG-TERM LIABILITIES - Narrative (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="PREFERREDANDCOMMONSTOCKHOLDERSEQUITYNarrativeDetails" roleURI="http://www.myriad.com/role/PREFERREDANDCOMMONSTOCKHOLDERSEQUITYNarrativeDetails">
<link:definition> 9954513 - Disclosure - PREFERRED AND COMMON STOCKHOLDERS' EQUITY - Narrative (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="PREFERREDANDCOMMONSTOCKHOLDERSEQUITYScheduleofSharesofCommonStockIssuedandOutstandingDetails" roleURI="http://www.myriad.com/role/PREFERREDANDCOMMONSTOCKHOLDERSEQUITYScheduleofSharesofCommonStockIssuedandOutstandingDetails">
<link:definition> 9954514 - Disclosure - PREFERRED AND COMMON STOCKHOLDERS' EQUITY - Schedule of Shares of Common Stock Issued and Outstanding (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="STOCKBASEDCOMPENSATIONNarrativeDetails" roleURI="http://www.myriad.com/role/STOCKBASEDCOMPENSATIONNarrativeDetails">
<link:definition> 9954515 - Disclosure - STOCK-BASED COMPENSATION - Narrative (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="STOCKBASEDCOMPENSATIONScheduleofStockOptionActivityDetails" roleURI="http://www.myriad.com/role/STOCKBASEDCOMPENSATIONScheduleofStockOptionActivityDetails">
<link:definition> 9954516 - Disclosure - STOCK-BASED COMPENSATION - Schedule of Stock Option Activity (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="STOCKBASEDCOMPENSATIONScheduleofRestrictedStockUnitsActivityDetails" roleURI="http://www.myriad.com/role/STOCKBASEDCOMPENSATIONScheduleofRestrictedStockUnitsActivityDetails">
<link:definition> 9954517 - Disclosure - STOCK-BASED COMPENSATION - Schedule of Restricted Stock Units Activity (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="STOCKBASEDCOMPENSATIONScheduleofStockBasedCompensationExpenseDetails" roleURI="http://www.myriad.com/role/STOCKBASEDCOMPENSATIONScheduleofStockBasedCompensationExpenseDetails">
<link:definition> 9954518 - Disclosure - STOCK-BASED COMPENSATION - Schedule of Stock-Based Compensation Expense (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="STOCKBASEDCOMPENSATIONScheduleofAggregateIntrinsicValueDetails" roleURI="http://www.myriad.com/role/STOCKBASEDCOMPENSATIONScheduleofAggregateIntrinsicValueDetails">
<link:definition> 9954519 - Disclosure - STOCK-BASED COMPENSATION - Schedule of Aggregate Intrinsic Value (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="STOCKBASEDCOMPENSATIONScheduleofIntrinsicValueofOptionsExercisedDetails" roleURI="http://www.myriad.com/role/STOCKBASEDCOMPENSATIONScheduleofIntrinsicValueofOptionsExercisedDetails">
<link:definition> 9954520 - Disclosure - STOCK-BASED COMPENSATION -Schedule of Intrinsic Value of Options Exercised (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="STOCKBASEDCOMPENSATIONScheduleofSharesPurchasedandCompensationExpensesforESPPDetails" roleURI="http://www.myriad.com/role/STOCKBASEDCOMPENSATIONScheduleofSharesPurchasedandCompensationExpensesforESPPDetails">
<link:definition> 9954521 - Disclosure - STOCK-BASED COMPENSATION - Schedule of Shares Purchased and Compensation Expenses for ESPP (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="STOCKBASEDCOMPENSATIONScheduleofValuationAssumptionsforESPPDetails" roleURI="http://www.myriad.com/role/STOCKBASEDCOMPENSATIONScheduleofValuationAssumptionsforESPPDetails">
<link:definition> 9954522 - Disclosure - STOCK-BASED COMPENSATION - Schedule of Valuation Assumptions for ESPP (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="INCOMETAXESScheduleofIncomeTaxBenefitDetails" roleURI="http://www.myriad.com/role/INCOMETAXESScheduleofIncomeTaxBenefitDetails">
<link:definition> 9954523 - Disclosure - INCOME TAXES - Schedule of Income Tax Benefit (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="INCOMETAXESScheduleofLossBeforeIncomeTaxesDetails" roleURI="http://www.myriad.com/role/INCOMETAXESScheduleofLossBeforeIncomeTaxesDetails">
<link:definition> 9954524 - Disclosure - INCOME TAXES - Schedule of Loss Before Income Taxes (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="INCOMETAXESScheduleofDifferencesBetweenStatutoryFederalIncomeTaxRateandIncomeTaxesReportedDetails" roleURI="http://www.myriad.com/role/INCOMETAXESScheduleofDifferencesBetweenStatutoryFederalIncomeTaxRateandIncomeTaxesReportedDetails">
<link:definition> 9954525 - Disclosure - INCOME TAXES - Schedule of Differences Between Statutory Federal Income Tax Rate and Income Taxes Reported (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="INCOMETAXESScheduleofComponentsofDeferredTaxAssetsandLiabilitiesDetails" roleURI="http://www.myriad.com/role/INCOMETAXESScheduleofComponentsofDeferredTaxAssetsandLiabilitiesDetails">
<link:definition> 9954526 - Disclosure - INCOME TAXES - Schedule of Components of Deferred Tax Assets and Liabilities (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="INCOMETAXESNarrativeDetails" roleURI="http://www.myriad.com/role/INCOMETAXESNarrativeDetails">
<link:definition> 9954527 - Disclosure - INCOME TAXES - Narrative (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="INCOMETAXESScheduleofNetOperatingLossandResearchCreditCarryforwardsDetails" roleURI="http://www.myriad.com/role/INCOMETAXESScheduleofNetOperatingLossandResearchCreditCarryforwardsDetails">
<link:definition> 9954528 - Disclosure - INCOME TAXES - Schedule of Net Operating Loss and Research Credit Carryforwards (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="INCOMETAXESScheduleofUnrecognizedTaxBenefitsDetails" roleURI="http://www.myriad.com/role/INCOMETAXESScheduleofUnrecognizedTaxBenefitsDetails">
<link:definition> 9954529 - Disclosure - INCOME TAXES - Schedule of Unrecognized Tax Benefits (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="COMMITMENTSANDCONTINGENCIESDetails" roleURI="http://www.myriad.com/role/COMMITMENTSANDCONTINGENCIESDetails">
<link:definition> 9954530 - Disclosure - COMMITMENTS AND CONTINGENCIES (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="LEASESNarrativeDetails" roleURI="http://www.myriad.com/role/LEASESNarrativeDetails">
<link:definition> 9954531 - Disclosure - LEASES - Narrative (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="LEASESScheduleofMaturitiesofOperatingLeaseLiabilitiesDetails" roleURI="http://www.myriad.com/role/LEASESScheduleofMaturitiesofOperatingLeaseLiabilitiesDetails">
<link:definition> 9954532 - Disclosure - LEASES - Schedule of Maturities of Operating Lease Liabilities (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="LEASESScheduleofMaturitiesofOperatingLeaseLiabilitiesDetails_1" roleURI="http://www.myriad.com/role/LEASESScheduleofMaturitiesofOperatingLeaseLiabilitiesDetails_1">
<link:definition> 9954532 - Disclosure - LEASES - Schedule of Maturities of Operating Lease Liabilities (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="EMPLOYEEDEFERREDSAVINGSPLANNarrativeDetails" roleURI="http://www.myriad.com/role/EMPLOYEEDEFERREDSAVINGSPLANNarrativeDetails">
<link:definition> 9954533 - Disclosure - EMPLOYEE DEFERRED SAVINGS PLAN - Narrative (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="EMPLOYEEDEFERREDSAVINGSPLANScheduleofContributionstothePlanDetails" roleURI="http://www.myriad.com/role/EMPLOYEEDEFERREDSAVINGSPLANScheduleofContributionstothePlanDetails">
<link:definition> 9954534 - Disclosure - EMPLOYEE DEFERRED SAVINGS PLAN - Schedule of Contributions to the Plan (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="SEGMENTANDRELATEDINFORMATIONNarrativeDetails" roleURI="http://www.myriad.com/role/SEGMENTANDRELATEDINFORMATIONNarrativeDetails">
<link:definition> 9954535 - Disclosure - SEGMENT AND RELATED INFORMATION - Narrative (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="SEGMENTANDRELATEDINFORMATIONScheduleofAssetsbyGeographicalRegionDetails" roleURI="http://www.myriad.com/role/SEGMENTANDRELATEDINFORMATIONScheduleofAssetsbyGeographicalRegionDetails">
<link:definition> 9954536 - Disclosure - SEGMENT AND RELATED INFORMATION - Schedule of Assets by Geographical Region (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="BUSINESSACQUISITIONNarrativeDetails" roleURI="http://www.myriad.com/role/BUSINESSACQUISITIONNarrativeDetails">
<link:definition> 9954537 - Disclosure - BUSINESS ACQUISITION - Narrative (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="BUSINESSACQUISITIONScheduleofEstimatedFairValueofIdentifiedAssetsacquiredandLiabilitiesAssumedDetails" roleURI="http://www.myriad.com/role/BUSINESSACQUISITIONScheduleofEstimatedFairValueofIdentifiedAssetsacquiredandLiabilitiesAssumedDetails">
<link:definition> 9954538 - Disclosure - BUSINESS ACQUISITION - Schedule of Estimated Fair Value of Identified Assets acquired and Liabilities Assumed (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="BUSINESSACQUISITIONScheduleofProFormaInformationDetails" roleURI="http://www.myriad.com/role/BUSINESSACQUISITIONScheduleofProFormaInformationDetails">
<link:definition> 9954539 - Disclosure - BUSINESS ACQUISITION - Schedule of Pro Forma Information (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="DIVESTITURESNarrativeDetails" roleURI="http://www.myriad.com/role/DIVESTITURESNarrativeDetails">
<link:definition> 9954540 - Disclosure - DIVESTITURES - Narrative (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="DIVESTITURESScheduleofAmountsRecognizedinOtherIncomeDetails" roleURI="http://www.myriad.com/role/DIVESTITURESScheduleofAmountsRecognizedinOtherIncomeDetails">
<link:definition> 9954541 - Disclosure - DIVESTITURES - Schedule of Amounts Recognized in Other Income (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="SUPPLEMENTALCASHFLOWINFORMATIONDetails" roleURI="http://www.myriad.com/role/SUPPLEMENTALCASHFLOWINFORMATIONDetails">
<link:definition> 9954542 - Disclosure - SUPPLEMENTAL CASH FLOW INFORMATION (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="mygn_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingRightsAverageTradingDays" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingRightsAverageTradingDays" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
<xs:element id="mygn_ABLFacilityMember" abstract="true" name="ABLFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="mygn_InvestmentsAndCashAccumulatedGrossUnrealizedGainBeforeTax" abstract="false" name="InvestmentsAndCashAccumulatedGrossUnrealizedGainBeforeTax" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_HereditaryCancerTestingMember" abstract="true" name="HereditaryCancerTestingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_CostOfOtherRevenueMember" abstract="true" name="CostOfOtherRevenueMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_MyriadMyPathLLCLaboratoryMember" abstract="true" name="MyriadMyPathLLCLaboratoryMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_DisposalGroupNotDiscontinuedOperationGainLossOnInventory" abstract="false" name="DisposalGroupNotDiscontinuedOperationGainLossOnInventory" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_ContractWithCustomerLiabilityIncludingNewContractRevenueRecognized" abstract="false" name="ContractWithCustomerLiabilityIncludingNewContractRevenueRecognized" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_EffectiveIncomeTaxRateReconciliationCARESAct" abstract="false" name="EffectiveIncomeTaxRateReconciliationCARESAct" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
<xs:element id="mygn_GoodwillAndIntangibleAssetsLineItems" abstract="true" name="GoodwillAndIntangibleAssetsLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
<xs:element id="mygn_EarningsPerShareBasicAndDilutedEPSAbstract" abstract="true" name="EarningsPerShareBasicAndDilutedEPSAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
<xs:element id="mygn_LitigationInstallmentsDomain" abstract="true" name="LitigationInstallmentsDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="mygn_OperatingLeaseLiabilityIncludingLeasesNotYetCommenced" abstract="false" name="OperatingLeaseLiabilityIncludingLeasesNotYetCommenced" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_DebtInstrumentCovenantLiquidityAmountMinimum" abstract="false" name="DebtInstrumentCovenantLiquidityAmountMinimum" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_DanSpiegelmanMember" abstract="true" name="DanSpiegelmanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="mygn_ComputerSoftwareInProcessIntangibleAssetMember" abstract="true" name="ComputerSoftwareInProcessIntangibleAssetMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="mygn_LitigationSettlementNumberOfInstallments" abstract="false" name="LitigationSettlementNumberOfInstallments" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
<xs:element id="mygn_LineOfCreditFacilityAccordionFeatureIncreaseLimit" abstract="false" name="LineOfCreditFacilityAccordionFeatureIncreaseLimit" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_OperatingLeaseModificationIncreaseDecreaseInOperatingLeaseLiability" abstract="false" name="OperatingLeaseModificationIncreaseDecreaseInOperatingLeaseLiability" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_GoodwillAndIntangibleAssetsTable" abstract="true" name="GoodwillAndIntangibleAssetsTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
<xs:element id="mygn_VariableRateScenarioAxis" abstract="true" name="VariableRateScenarioAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
<xs:element id="mygn_IncomeTaxReconciliationCARESAct" abstract="false" name="IncomeTaxReconciliationCARESAct" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_LesseeOperatingLeaseLeaseNotYetCommencedRightOfUseAsset" abstract="false" name="LesseeOperatingLeaseLeaseNotYetCommencedRightOfUseAsset" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_EffectiveIncomeTaxRateReconciliationNonDeductibleLegalSettlements" abstract="false" name="EffectiveIncomeTaxRateReconciliationNonDeductibleLegalSettlements" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
<xs:element id="mygn_EscrowLiabilityNoncurrent" abstract="false" name="EscrowLiabilityNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_GatewayGenomicsLLCMember" abstract="true" name="GatewayGenomicsLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_NonEmployeeDirectorMember" abstract="true" name="NonEmployeeDirectorMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAggregateIntrinsicValueTableTextBlock" abstract="false" name="ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardAggregateIntrinsicValueTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
<xs:element id="mygn_MyriadRBMIncMember" abstract="true" name="MyriadRBMIncMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_UnrecognizedTaxBenefitsNet" abstract="false" name="UnrecognizedTaxBenefitsNet" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_DebtInstrumentFloorPercentage" abstract="false" name="DebtInstrumentFloorPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
<xs:element id="mygn_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable" abstract="true" name="OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
<xs:element id="mygn_FourthInstallmentMember" abstract="true" name="FourthInstallmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="mygn_OperatingLeaseModificationIncreaseDecreaseInOperatingLeaseRightOfUseAsset" abstract="false" name="OperatingLeaseModificationIncreaseDecreaseInOperatingLeaseRightOfUseAsset" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_DeferredTaxAssetsLeaseLiabilities" abstract="false" name="DeferredTaxAssetsLeaseLiabilities" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_VariableRateScenarioOneMember" abstract="true" name="VariableRateScenarioOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="mygn_ChangeInContractWithCustomerLiabilityCurrentRollForward" abstract="true" name="ChangeInContractWithCustomerLiabilityCurrentRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
<xs:element id="mygn_FairValueRecurringBasisUnobservableInputReconciliationLiabilityGainLossStatementOfIncomeExtensibleListNotDisclosedFlag" abstract="false" name="FairValueRecurringBasisUnobservableInputReconciliationLiabilityGainLossStatementOfIncomeExtensibleListNotDisclosedFlag" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
<xs:element id="mygn_DisposalGroupNotDiscontinuedOperationGainLossOther" abstract="false" name="DisposalGroupNotDiscontinuedOperationGainLossOther" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_SouthSanFranciscoCaliforniaMember" abstract="true" name="SouthSanFranciscoCaliforniaMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_VariableRateScenarioDomain" abstract="true" name="VariableRateScenarioDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="mygn_TwoThousandSeventeenEmployeeDirectorAndConsultantEquityIncentivePlanMember" abstract="true" name="TwoThousandSeventeenEmployeeDirectorAndConsultantEquityIncentivePlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_LineOfCreditFacilityBorrowingBasePercentOfEligibleAccountsReceivablePlusCertainCashHeld" abstract="false" name="LineOfCreditFacilityBorrowingBasePercentOfEligibleAccountsReceivablePlusCertainCashHeld" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
<xs:element id="mygn_FifthInstallmentMember" abstract="true" name="FifthInstallmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="mygn_LegalChargesPendingSettlementNoncurrent" abstract="false" name="LegalChargesPendingSettlementNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_SecuredOvernightFinancingRateSOFRMember" abstract="true" name="SecuredOvernightFinancingRateSOFRMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="mygn_PerformanceObligationEstimatedTransactionPriceMember" abstract="true" name="PerformanceObligationEstimatedTransactionPriceMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_LineOfCreditFacilityBorrowingBaseEligibleCashHeld" abstract="false" name="LineOfCreditFacilityBorrowingBaseEligibleCashHeld" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_WestSaltLakeCityMember" abstract="true" name="WestSaltLakeCityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_DeferredTaxAssetResearchAndExperimentalExpenseCapitalization" abstract="false" name="DeferredTaxAssetResearchAndExperimentalExpenseCapitalization" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_SaltLakeCityLeaseMember" abstract="true" name="SaltLakeCityLeaseMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_LineOfCreditFacilityCommitmentFeeBorrowingBasePeriod" abstract="false" name="LineOfCreditFacilityCommitmentFeeBorrowingBasePeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
<xs:element id="mygn_PrenatalTestingMember" abstract="true" name="PrenatalTestingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_DebtInstrumentCovenantAvailabilityAmountMinimum" abstract="false" name="DebtInstrumentCovenantAvailabilityAmountMinimum" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_DebtInstrumentMaximumAmountBorrowingBasePeriod" abstract="false" name="DebtInstrumentMaximumAmountBorrowingBasePeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
<xs:element id="mygn_ContractWithCustomerAssetAdjustmentToRevenueForExpandedCoveragePreviouslyConstrained" abstract="false" name="ContractWithCustomerAssetAdjustmentToRevenueForExpandedCoveragePreviouslyConstrained" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_ContractWithCustomerLiabilityDivestitures" abstract="false" name="ContractWithCustomerLiabilityDivestitures" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_TumorProfilingMember" abstract="true" name="TumorProfilingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_TenantImprovementAllowanceNotYetReceived" abstract="false" name="TenantImprovementAllowanceNotYetReceived" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_OptionsAndRestrictedStockUnitsMember" abstract="true" name="OptionsAndRestrictedStockUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_DebtInstrumentDebtDefaultAvailabilityThresholdPercentageOfMaximumCommitmentAmount" abstract="false" name="DebtInstrumentDebtDefaultAvailabilityThresholdPercentageOfMaximumCommitmentAmount" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
<xs:element id="mygn_ThirdInstallmentMember" abstract="true" name="ThirdInstallmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="mygn_ScheduleOfIntangibleAssetsTable" abstract="true" name="ScheduleOfIntangibleAssetsTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
<xs:element id="mygn_OtherIncomeExpensePolicyPolicyTextBlock" abstract="false" name="OtherIncomeExpensePolicyPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
<xs:element id="mygn_BusinessCombinationContingentConsiderationLiabilityMeasurementInputTerm" abstract="false" name="BusinessCombinationContingentConsiderationLiabilityMeasurementInputTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
<xs:element id="mygn_DisposalGroupNotDiscontinuedOperationTransactionCosts" abstract="false" name="DisposalGroupNotDiscontinuedOperationTransactionCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_VariableRateScenarioTwoMember" abstract="true" name="VariableRateScenarioTwoMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="mygn_ABRFloorMember" abstract="true" name="ABRFloorMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="mygn_GainLossOnDispositionOfAssetsNetOfTransactionFees" abstract="false" name="GainLossOnDispositionOfAssetsNetOfTransactionFees" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_CostOfTestingMember" abstract="true" name="CostOfTestingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_LesseeOperatingLeaseLeaseNotYetCommencedLiability" abstract="false" name="LesseeOperatingLeaseLeaseNotYetCommencedLiability" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_OperatingLossCarryforwardsExpirationYear" abstract="false" name="OperatingLossCarryforwardsExpirationYear" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:gYearItemType"/>
<xs:element id="mygn_MyriadAutoimmuneAssetsMember" abstract="true" name="MyriadAutoimmuneAssetsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_EffectiveIncomeTaxRateReconciliationNonDeductibleOfficerCompensation" abstract="false" name="EffectiveIncomeTaxRateReconciliationNonDeductibleOfficerCompensation" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
<xs:element id="mygn_InvestmentsAndCashAmortizedCost" abstract="false" name="InvestmentsAndCashAmortizedCost" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_AuditInformationAbstract" abstract="true" name="AuditInformationAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
<xs:element id="mygn_IntangibleAssetsLineItems" abstract="true" name="IntangibleAssetsLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
<xs:element id="mygn_TaxCreditCarryforwardsExpirationDate" abstract="false" name="TaxCreditCarryforwardsExpirationDate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:gYearItemType"/>
<xs:element id="mygn_LitigationInstallmentsAxis" abstract="true" name="LitigationInstallmentsAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
<xs:element id="mygn_MedicareMember" abstract="true" name="MedicareMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_ChangeInOperatingLeaseRightOfUseAsset" abstract="false" name="ChangeInOperatingLeaseRightOfUseAsset" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_OtherTestingMember" abstract="true" name="OtherTestingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_MyriadGeneticsIncSecuritiesLitigationMember" abstract="true" name="MyriadGeneticsIncSecuritiesLitigationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="mygn_AreaOfRealEstatePropertySpaceUtilizedToPerformTesting" abstract="false" name="AreaOfRealEstatePropertySpaceUtilizedToPerformTesting" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:areaItemType"/>
<xs:element id="mygn_IncomeTaxReconciliationNondeductibleExpenseOfficersCompensation" abstract="false" name="IncomeTaxReconciliationNondeductibleExpenseOfficersCompensation" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_AutoimmuneMember" abstract="true" name="AutoimmuneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_PharmacogenomicsMember" abstract="true" name="PharmacogenomicsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_LineOfCreditFacilityDebtDefaultAvailabilityThreshold" abstract="false" name="LineOfCreditFacilityDebtDefaultAvailabilityThreshold" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_AssetsLessCashCashEquivalentsAndInvestments" abstract="false" name="AssetsLessCashCashEquivalentsAndInvestments" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_SaleOfStockConsiderationReceivedOnTransactionGross" abstract="false" name="SaleOfStockConsiderationReceivedOnTransactionGross" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_IncomeTaxReconciliationAcquisitionsDispositionsAndContingentConsideration" abstract="false" name="IncomeTaxReconciliationAcquisitionsDispositionsAndContingentConsideration" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_ContingentConsiderationMember" abstract="true" name="ContingentConsiderationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_SettledLitigationNonContingentPaymentsMember" abstract="true" name="SettledLitigationNonContingentPaymentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="mygn_EffectiveIncomeTaxRateReconciliationAcquisitionsDispositionsAndContingentConsideration" abstract="false" name="EffectiveIncomeTaxRateReconciliationAcquisitionsDispositionsAndContingentConsideration" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
<xs:element id="mygn_StockIssuedDuringPeriodSharesShareBasedPaymentArrangementAndEmployeeStockPurchasePlans" abstract="false" name="StockIssuedDuringPeriodSharesShareBasedPaymentArrangementAndEmployeeStockPurchasePlans" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
<xs:element id="mygn_TestingRevenueMember" abstract="true" name="TestingRevenueMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_SecondInstallmentMember" abstract="true" name="SecondInstallmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="mygn_IncreaseDecreaseInUnrecognizedTaxBenefits" abstract="false" name="IncreaseDecreaseInUnrecognizedTaxBenefits" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_RaygenIncVersusMyriadWomensHealthIncMember" abstract="true" name="RaygenIncVersusMyriadWomensHealthIncMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_PurchasesOfPropertyPlantAndEquipmentAndCapitalizationOfInternalUseSoftwareInAccountsPayableAndAccruedLiabilities" abstract="false" name="PurchasesOfPropertyPlantAndEquipmentAndCapitalizationOfInternalUseSoftwareInAccountsPayableAndAccruedLiabilities" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_EmployeeStockPurchasePlanTwentyTwelveMember" abstract="true" name="EmployeeStockPurchasePlanTwentyTwelveMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_ChangeInOperatingLeaseLiability" abstract="false" name="ChangeInOperatingLeaseLiability" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_InvestmentsAndCashAccumulatedGrossUnrealizedLossBeforeTax" abstract="false" name="InvestmentsAndCashAccumulatedGrossUnrealizedLossBeforeTax" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_IncreaseDecreaseInEarningsLossPerShare" abstract="false" name="IncreaseDecreaseInEarningsLossPerShare" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:perShareItemType"/>
<xs:element id="mygn_ContractWithCustomerLiabilityPrepayments" abstract="false" name="ContractWithCustomerLiabilityPrepayments" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_LeaseTerminationAccrualCurrent" abstract="false" name="LeaseTerminationAccrualCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_RefundsPayableAndReserveCurrent" abstract="false" name="RefundsPayableAndReserveCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_NewYorkFederalReserveBankRateMember" abstract="true" name="NewYorkFederalReserveBankRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="mygn_IncomeTaxReconciliationNonDeductibleLegalSettlement" abstract="false" name="IncomeTaxReconciliationNonDeductibleLegalSettlement" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_LineOfCreditFacilityBorrowingBaseEligibleCashCollectionsPeriod" abstract="false" name="LineOfCreditFacilityBorrowingBaseEligibleCashCollectionsPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
<xs:element id="mygn_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems" abstract="true" name="OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
<xs:element id="mygn_DebtInstrumentCovenantFixedChargeRatioMinimum" abstract="false" name="DebtInstrumentCovenantFixedChargeRatioMinimum" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
<xs:element id="mygn_SividonDiagnosticsGmbHMember" abstract="true" name="SividonDiagnosticsGmbHMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="mygn_FirstInstallmentMember" abstract="true" name="FirstInstallmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="mygn_SettledLitigationContingentPaymentsMember" abstract="true" name="SettledLitigationContingentPaymentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="mygn_DeferredTaxLiabilitiesLeaseRightOfUseAssets" abstract="false" name="DeferredTaxLiabilitiesLeaseRightOfUseAssets" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="mygn_OtherStateMember" abstract="true" name="OtherStateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
</xs:schema>


18 Previous Filings that this Filing References

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

11/07/23  Myriad Genetics Inc.              10-Q        9/30/23   92:7.4M
10/31/23  Myriad Genetics Inc.              8-K:1,9    10/31/23   12:282K
 8/04/23  Myriad Genetics Inc.              10-Q        6/30/23   89:12M
 7/06/23  Myriad Genetics Inc.              8-K:1,2,8,9 6/30/23   14:2.5M
 6/01/23  Myriad Genetics Inc.              S-8         6/01/23    5:188K
 5/04/23  Myriad Genetics Inc.              10-Q        3/31/23   85:6.4M
 6/02/22  Myriad Genetics Inc.              8-K:5,9     6/02/22   11:300K
 3/16/21  Myriad Genetics Inc.              10-KT      12/31/20  128:16M
11/09/20  Myriad Genetics Inc.              10-Q        9/30/20   86:7M                                     Workiva Inc Wde… FA01/FA
10/15/20  Myriad Genetics Inc.              8-K:5,8,9  10/09/20   14:459K                                   Donnelley … Solutions/FA
 8/13/20  Myriad Genetics Inc.              10-K        6/30/20  122:21M                                    ActiveDisclosure/FA
12/01/17  Myriad Genetics Inc.              8-K:5,9    11/30/17    3:292K                                   ActiveDisclosure/FA
 5/04/16  Myriad Genetics Inc.              10-Q        3/31/16   83:3.7M                                   Donnelley … Solutions/FA
 8/15/11  Myriad Genetics Inc.              10-K        6/30/11  100:9.9M                                   Donnelley … Solutions/FA
 8/26/09  Myriad Genetics Inc.              10-K        6/30/09   10:1M                                     Donnelley … Solutions/FA
 5/15/01  Myriad Genetics Inc.              10-Q        3/31/01    4:250K                                   Donnelley R R & S… 08/FA
 9/24/98  Myriad Genetics Inc.              10-K        6/30/98    6:277K                                   Donnelley R R & S… 08/FA
11/08/96  Myriad Genetics Inc.              10-Q        9/30/96    7:140K                                   Donnelley Fin’l S… 07/FA
Top
Filing Submission 0000899923-24-000018   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)

Copyright © 2024 Fran Finnegan & Company LLC – All Rights Reserved.
AboutPrivacyRedactionsHelp — Thu., May 16, 6:06:37.2pm ET