Quest Diagnostics insider plans $2.4M stock sale

Rhea-AI Filing Summary

QUEST DIAGNOSTICS INC (DGX) insider James E. Davis has filed a notice under Rule 144 indicating an intention to sell up to 10,000 shares of common stock through Fidelity Brokerage Services LLC, with an indicated value of $2,427,200.00, and a proposed sale date of September 1, 2026 on the NYSE. The shares to be sold derive from restricted stock vesting awards granted as compensation in 2022 and 2024. The filing also notes that Davis sold 10,000 shares of common stock on June 1, 2026 for aggregate proceeds of $1,941,400.00.

Key Figures

Shares proposed to be sold: 10,000 shares of common stock Proposed aggregate sale price: $2,427,200.00 Shares sold in past 3 months: 10,000 shares of common stock +5 more

8 metrics

Shares proposed to be sold 10,000 shares of common stock Proposed sale under Rule 144 on or after September 1, 2026

Proposed aggregate sale price $2,427,200.00 Indicated value for 10,000 shares of common stock to be sold

Shares sold in past 3 months 10,000 shares of common stock Sale by James E. Davis on June 1, 2026

Aggregate proceeds from prior sale $1,941,400.00 Sale of 10,000 shares on June 1, 2026

Restricted stock vesting on February 18, 2022 5,115 shares Common stock acquired from issuer as compensation

Restricted stock vesting on February 17, 2024 829 shares Common stock acquired from issuer as compensation

Restricted stock vesting on February 23, 2024 2,598 shares Common stock acquired from issuer as compensation

Restricted stock vesting on February 24, 2024 1,458 shares Common stock acquired from issuer as compensation

Key Terms

Rule 144, Restricted Stock Vesting, attorney-in-fact, aggregate proceeds

4 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144."

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Restricted Stock Vesting financial

"Common | 02/18/2022 | Restricted Stock Vesting | Issuer"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

attorney-in-fact regulatory

"as attorney-in-fact for James E. Davis"

An attorney-in-fact is the person or entity given legal authority through a power of attorney to act on behalf of another for specific tasks, such as signing documents, voting shares, or handling transactions. For investors, this matters because it lets a trusted representative make timely decisions or complete paperwork when the owner cannot, much like handing keys to someone to run errands on your behalf—so checks on scope and limits of that authority are important.

aggregate proceeds financial

"Common | 06/01/2026 | 10000 | 1941400.00"

FAQ

What does the Form 144 filing disclose for QUEST DIAGNOSTICS INC (DGX)?

The filing states that James E. Davis plans to sell up to 10,000 shares of QUEST DIAGNOSTICS INC common stock under Rule 144, with an indicated value of $2,427,200.00, through Fidelity Brokerage Services LLC on or after September 1, 2026.

Who is the selling security holder in this QUEST DIAGNOSTICS INC (DGX) Form 144?

The selling security holder is James E. Davis. The notice is signed by Jennifer Ruchti as a duly authorized representative of Fidelity Brokerage Services LLC, acting as attorney-in-fact for James E. Davis.

How many DGX shares does James E. Davis intend to sell under this Form 144?

James E. Davis intends to sell up to 10,000 shares of QUEST DIAGNOSTICS INC common stock, with an indicated aggregate value of $2,427,200.00, as disclosed in the Form 144 notice.

What prior sales of DGX shares are reported in the last three months?

The Form 144 reports that on June 1, 2026, James E. Davis sold 10,000 shares of QUEST DIAGNOSTICS INC common stock for aggregate proceeds of $1,941,400.00 during the past three months.

What is the source of the DGX shares to be sold by James E. Davis?

The shares to be sold come from restricted stock vesting awards received as compensation, including grants that vested on February 18, 2022 (5,115 shares), February 17, 2024 (829 shares), February 23, 2024 (2,598 shares), and February 24, 2024 (1,458 shares).

On which market are the DGX shares expected to be sold under this Form 144?

The notice states that the 10,000 shares of QUEST DIAGNOSTICS INC common stock are expected to be sold on the NYSE, with a proposed sale date of September 1, 2026.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/01/2026 - 11:07 AM Accepted by SEC EDGAR 09/01/2026 - 11:06 AM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001599837
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	QUEST DIAGNOSTICS INC
SEC File Number	001-12215
Address of Issuer	500 PLAZA DRIVE SECAUCUS NEW JERSEY 07094
Phone	9735202700
Name of Person for Whose Account the Securities are To Be Sold	Davis J. E.
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	10000	2427200.00	110373360	09/01/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	02/18/2022	Restricted Stock Vesting	Issuer			5115	02/18/2022	Compensation
Common	02/17/2024	Restricted Stock Vesting	Issuer			829	02/17/2024	Compensation
Common	02/23/2024	Restricted Stock Vesting	Issuer			2598	02/23/2024	Compensation
Common	02/24/2024	Restricted Stock Vesting	Issuer			1458	02/24/2024	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
James E. Davis 500 Plaza Drive Secaucus NJ 07094	Common	06/01/2026	10000	1941400.00

144: Remarks and Signature

Remarks
Date of Notice	09/01/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	08/26/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Jennifer Ruchti, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for James E. Davis
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)