Quest Diagnostics Inc

Symbol: DGX on NYSE
Entity: Company
Industry: Services Medical Laboratories (Industrial Applications And Services)
Business address: 500 Plaza Drive, 07094 Secaucus, NJ
Phone: 9735202700
State of incorporation: DE
Fiscal year end: December 31
Category: Large accelerated filer
Former names: CORNING CLINICAL LABORATORIES INC (to 3/19/1997)
All SEC filings: View on sec.gov

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Quest Diagnostics Inc has filed 2,241 SEC EDGAR filings since 9/23/1996

Latest Filings

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
4	Open Document	Open Filing	FORM 4	May 19, 2025	May 15, 2025
4	Open Document	Open Filing	FORM 4	May 19, 2025	May 15, 2025
4	Open Document	Open Filing	FORM 4	May 19, 2025	May 15, 2025
4	Open Document	Open Filing	FORM 4	May 19, 2025	May 15, 2025
4	Open Document	Open Filing	FORM 4	May 19, 2025	May 15, 2025
4	Open Document	Open Filing	FORM 4	May 19, 2025	May 15, 2025
4	Open Document	Open Filing	FORM 4	May 19, 2025	May 15, 2025
4	Open Document	Open Filing	FORM 4	May 19, 2025	May 15, 2025
4	Open Document	Open Filing	FORM 4	May 19, 2025	May 15, 2025
4	Open Document	Open Filing	FORM 4	May 14, 2025	May 12, 2025
SCHEDULE 13G	Open Document	Open Filing		May 14, 2025		005-50905
144	Open Document	Open Filing		May 13, 2025		001-12215
144	Open Document	Open Filing		May 12, 2025		001-12215
4	Open Document	Open Filing	FORM 4	May 2, 2025	Apr 21, 2025
4	Open Document	Open Filing	FORM 4	May 2, 2025	Apr 21, 2025
4	Open Document	Open Filing	FORM 4	May 2, 2025	Apr 21, 2025
4	Open Document	Open Filing	FORM 4	May 2, 2025	Apr 21, 2025
4	Open Document	Open Filing	FORM 4	May 2, 2025	Apr 21, 2025
10-Q	Open Document \| Data	Open Filing	10-Q	Apr 23, 2025	Mar 31, 2025	001-12215
8-K	Open Document \| Data	Open Filing	8-K	Apr 22, 2025	Apr 22, 2025	001-12215
SCHEDULE 13G/A	Open Document	Open Filing		Apr 17, 2025		005-50905
DEFA14A	Open Document	Open Filing	PROXY STATEMENT PURSUANT TO SECTION 14(A)	Apr 11, 2025		001-12215
4	Open Document	Open Filing	FORM 4	Apr 4, 2025	Apr 2, 2025
4	Open Document	Open Filing	FORM 4	Apr 4, 2025	Apr 2, 2025
DEFA14A	Open Document	Open Filing		Apr 4, 2025		001-12215
DEF 14A	Open Document \| Data	Open Filing		Apr 4, 2025	May 15, 2025	001-12215
4	Open Document	Open Filing	FORM 4	Apr 3, 2025	Apr 1, 2025
4	Open Document	Open Filing	FORM 4	Apr 3, 2025	Apr 1, 2025
144	Open Document	Open Filing		Apr 2, 2025		001-12215
144	Open Document	Open Filing		Apr 2, 2025		001-12215
4	Open Document	Open Filing	FORM 4	Mar 28, 2025	Mar 26, 2025
4	Open Document	Open Filing	FORM 4	Mar 28, 2025	Mar 26, 2025
4	Open Document	Open Filing	FORM 4	Mar 19, 2025	Mar 17, 2025
8-K	Open Document \| Data	Open Filing	CURRENT REPORT	Mar 19, 2025	Mar 19, 2025	001-12215
8-K	Open Document \| Data	Open Filing	CURRENT REPORT	Mar 19, 2025	Mar 19, 2025	001-12215
144	Open Document	Open Filing		Mar 17, 2025		001-12215
4	Open Document	Open Filing	FORM 4	Mar 7, 2025	Mar 5, 2025
4	Open Document	Open Filing	FORM 4	Mar 5, 2025	Mar 3, 2025
4	Open Document	Open Filing	FORM 4	Mar 5, 2025	Mar 3, 2025
4	Open Document	Open Filing	FORM 4	Mar 5, 2025	Mar 3, 2025
4	Open Document	Open Filing	FORM 4	Mar 5, 2025	Mar 3, 2025
4	Open Document	Open Filing	FORM 4	Mar 5, 2025	Mar 3, 2025
4	Open Document	Open Filing	FORM 4	Mar 5, 2025	Mar 3, 2025
4	Open Document	Open Filing	FORM 4	Mar 5, 2025	Mar 4, 2025
4	Open Document	Open Filing	FORM 4	Mar 5, 2025	Mar 4, 2025
144	Open Document	Open Filing		Mar 5, 2025		001-12215
144	Open Document	Open Filing		Mar 4, 2025		001-12215
144	Open Document	Open Filing		Mar 4, 2025		001-12215
4	Open Document	Open Filing	FORM 4	Feb 28, 2025	Feb 26, 2025
4	Open Document	Open Filing	FORM 4	Feb 28, 2025	Feb 26, 2025

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