J. E. Davis - 25 Nov 2025 Form 4 Insider Report for QUEST DIAGNOSTICS INC (DGX)

Reporting relationship: CEO and President, Director
Issuer ticker: DGX
Reported as of: 25 Nov 2025
Net transaction value: -$10,589,760
SEC form: 4
Accepted by SEC: 28 Nov 2025, 16:30:50 UTC
Prior SEC filing: 07 Nov 2025
Next SEC filing: 20 Feb 2026
Source filing: View source filing
Reporting owner signature: Sean D. Mersten, Attorney in Fact for James E. Davis

Key filing fact

J. E. Davis filed Form 4 for QUEST DIAGNOSTICS INC (DGX) on 28 Nov 2025.

Key facts

This page summarizes J. E. Davis's Form 4 filing for QUEST DIAGNOSTICS INC (DGX).
5 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 28 Nov 2025, 16:30.

Change

Previous filing in this sequence was filed on 07 Nov 2025.
Current net transaction value: -$10,589,760.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001599837 Primary reporting owner

Davis J. E.

Relationship: CEO and President, Director
Address: 500 PLAZA DRIVE, SECAUCUS
Signature: Sean D. Mersten, Attorney in Fact for James E. Davis
Signature date: 28 Nov 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

DGX transaction

Common Stock

Options Exercise

Transaction value: $5,277,634
Shares: +55,093
Change %: +46%
Price: $95.80
Shares after: 175,573
Date: 25 Nov 2025
Ownership: Direct
Footnotes: F1

DGX transaction

Common Stock

Sale

Transaction value: $1,789,823
Shares: -9,342
Change %: -5.3%
Price: $191.59
Shares after: 166,231
Date: 25 Nov 2025
Ownership: Direct
Footnotes: F1, F2

DGX transaction

Common Stock

Sale

Transaction value: $7,883,901
Shares: -41,004
Change %: -25%
Price: $192.27
Shares after: 125,227
Date: 25 Nov 2025
Ownership: Direct
Footnotes: F1, F3

DGX transaction

Common Stock

Sale

Transaction value: $916,037
Shares: -4,747
Change %: -3.8%
Price: $192.97
Shares after: 120,480
Date: 25 Nov 2025
Ownership: Direct
Footnotes: F1, F4

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

DGX transaction Derivative

Non-Qualifed Stock Option (right to buy)

Options Exercise

Transaction value: $5,277,634
Shares: -55,093
Change %: -100%
Price: $95.80
Shares after: 0
Date: 25 Nov 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 55,093
Exercise price: $95.80
Footnotes: F1, F5

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 5 footnotes

Footnote F1

This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person.

Footnote F2

This transaction was executed in multiple trades at prices ranging from $190.810 to $191.805. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

Footnote F3

This transaction was executed in multiple trades at prices ranging from $191.820 to $192.810. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

Footnote F4

This transaction was executed in multiple trades at prices ranging from $192.820 to $193.310. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

Footnote F5

The options vested in three equal annual installments beginning on the first annual anniversary of the grant date.