Catherine T. Doherty sells 26,165 Quest Diagnostics shares (DGX)

Rhea-AI Filing Summary

Quest Diagnostics reported an insider sale and recent restricted stock vesting. Catherine T. Doherty sold 26,165 Common shares on 02/13/2026 for $5,393,815.32. The filing also lists restricted stock vesting of 726 shares on 02/12/2026 and 707 shares on 02/14/2026, each labeled as Issuer compensation.

Insights

Insider Transactions Analyst

Disclosure shows a single notable sale plus small vesting events by an insider.

The filing records a sale of 26,165 Common shares on 02/13/2026 for $5,393,815.32, and two restricted stock vesting events of 726 and 707 shares on 02/12/2026 and 02/14/2026, respectively.

These items are routine insider disclosures under Rule 144; the sale's materiality relative to total outstanding shares is not provided in the excerpt, so actual portfolio impact depends on ownership context and is not determinable here.

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

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

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

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	1433	293521.39	111242362	02/19/2026	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	02/12/2026	Restricted Stock Vesting	Issuer			726	02/12/2026	Compensation
Common	02/14/2026	Restricted Stock Vesting	Issuer			707	02/14/2026	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
Catherine T. Doherty 500 Plaza Drive Secaucus NJ 07094	Common	02/13/2026	26165	5393815.32

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

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

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What did the DGX Form 144 disclose about insider sales?

The Form 144 reports that Catherine T. Doherty sold 26,165 Common shares on 02/13/2026 for $5,393,815.32. This is the primary sale disclosed in the provided excerpt.

Did the DGX filing report any restricted stock vesting?

Yes. The excerpt lists restricted stock vesting of 726 shares on 02/12/2026 and 707 shares on 02/14/2026, both described as Issuer compensation events.

Who is the insider named in the DGX filing?

The filing names Catherine T. Doherty with an address on the disclosure and records her sale of 26,165 Common shares on 02/13/2026 for $5,393,815.32.

Does the Form 144 state the proceeds recipient for the DGX sale?

The excerpt shows a sale amount of $5,393,815.32 tied to the 26,165 shares sold on 02/13/2026; the filing format implies proceeds relate to the reporting person’s transaction.

Are the vesting events in the DGX excerpt listed as compensation?

Yes. The restricted stock vesting entries of 726 and 707 shares are labeled in the excerpt as Restricted Stock Vesting and identified as Issuer compensation.