Item 6. Exhibits Copy as markdown Exhibits:
3.1 Restated Certificate of Incorporation 3.2 Amended and Restated By-Laws of Quest Diagnostics Incorporated, as amended August 14, 2024 (filed as Exhibit 3.1 to the Company’s current report on Form 8-K (Date of Report: August 14, 2024) and incorporated herein by reference) (Commission File Number 001-12215) 4.1 Twenty-Third Supplemental Indenture, dated as of August 19, 2024, between the Company and the Bank of New York (filed as Exhibit 4.2 to the Company’s current report on Form 8-K (Date of Report: August 14, 2024) and incorporated herein by reference) (Commission File Number 001-12215) 4.2 Form of 4.600% Senior Note due 2027 (filed as Exhibit 4.3 to the Company’s current report on Form 8-K (Date of Report: August 14, 2024) and incorporated herein by reference) (Commission File Number 001-12215) 4.3 Form of 4.625% Senior Note due 2029 (filed as Exhibit 4.4 to the Company’s current report on Form 8-K (Date of Report: August 14, 2024) and incorporated herein by reference) (Commission File Number 001-12215) 4.4 Form of 5.000% Senior Note due 2034 (filed as Exhibit 4.5 to the Company’s current report on Form 8-K (Date of Report: August 14, 2024) and incorporated herein by reference) (Commission File Number 001-12215) 22 Subsidiary Guarantors of Securities 31.1 Rule 13a-14(a) Certification of Chief Executive Officer 31.2 Rule 13a-14(a) Certification of Chief Financial Officer 32.1 Section 1350 Certification of Chief Executive Officer 32.2 Section 1350 Certification of Chief Financial Officer 101.INS Inline XBRL Instance Document - the instance document does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document 101.SCH Inline XBRL Taxonomy Extension Schema Document - dgx-20240930.xsd 101.CAL Inline XBRL Taxonomy Extension Calculation Linkbase Document - dgx-20240930_cal.xml 101.DEF Inline XBRL Taxonomy Extension Definition Linkbase Document - dgx-20240930_def.xml 101.LAB Inline XBRL Taxonomy Extension Label Linkbase Document - dgx-20240930_lab.xml 101.PRE Inline XBRL Taxonomy Extension Presentation Linkbase Document - dgx-20240930_pre.xml 104 Cover Page Interactive Data File (formatted in Inline XBRL and contained in Exhibit 101)
Signatures
Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.
October 23, 2024
Quest Diagnostics Incorporated
By /s/ James E. Davis James E. Davis Chairman, Chief Executive Officer and President By /s/ Sam A. Samad Sam A. Samad Executive Vice President and Chief Financial Officer
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