STOCK TITAN

Quest Diagnostics counsel sells 22,677 shares

(Neutral)
(Neutral)
Form Type
4

Rhea-AI Filing Summary

QUEST DIAGNOSTICS INC (DGX) disclosed that Michael E. Prevoznik, SVP & General Counsel, exercised 22,677 stock options at $112.17 per share into common stock and, on the same date, sold 16,010, 6,237 and 430 common shares at weighted average prices of $242.8755, $243.6275 and $244.5148, respectively. The exercised option position was reduced to 0, and he also made a 1,000‑share charitable gift of common stock. Following these transactions, 5,780 shares are held indirectly through the company’s 401(k)/Supplemental Deferred Compensation Plan. The exercise and sales were effected under a Rule 10b5‑1 sales plan adopted by the reporting person.

Positive

  • None.

Negative

  • None.
Insider PREVOZNIK MICHAEL E
Role SVP & General Counsel
Sold 22,677 shs ($5.51M)
Approx. gross sale proceeds $5.51M
Approx. exercise cost $2.54M
Approx. pre-tax spread $2.97M
Type Security Shares Price Value
Exercise Non-Qualifed Stock Option (right to buy) F1, F7 22,677 $112.17 $2.54M
Exercise Common Stock F1 22,677 $112.17 $2.54M
Sale Common Stock F1, F2 16,010 $242.8755 $3.89M
Sale Common Stock F1, F3 6,237 $243.6275 $1.52M
Sale Common Stock F1, F4 430 $244.5148 $105K
Gift Common Stock F5 1,000 $0.00 $0.00
holding Common Stock F6 -- -- --
Holdings After Transaction: Non-Qualifed Stock Option (right to buy) — 0 shares (Direct); Common Stock — 36,557 shares (Direct); Common Stock — 5,780 shares (Indirect, 401(k)/SDCP)
Footnotes (7)
  1. F1. This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person.
  2. F2. This transaction was executed in multiple trades at prices ranging from $242.270 to $243.269. 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.
  3. F3. This transaction was executed in multiple trades at prices ranging from $243.270 to $244.225. 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.
  4. F4. This transaction was executed in multiple trades at prices ranging from $244.280 to $245.247. 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.
  5. F5. On August 28, 2026, the reporting person made a charitable gift of 1,000 shares, a transaction eligible for deferred reporting on Form 5. The reporting person has chosen to report such transaction early on this Form 4.
  6. F6. These underlying shares were acquired on a periodic basis by the trustee of the Company's tax qualified Profit Sharing (401(k)) and/or Supplemental Deferred Compensation Plan. The information was obtained from the plan administrator as of a current date. The number of shares is based on the account balance of the Company stock fund under each Plan (which includes some money market instruments) divided by the market price of the Company's stock as of that date.
  7. F7. The options vested in three equal annual installments beginning on the first annual anniversary of the grant date.
Options exercised 22,677 shares Non-Qualified Stock Option exercised on August 28, 2026
Option exercise price $112.17 per share Conversion price for 22,677 options into common stock
Common shares sold (block 1) 16,010 shares Sold at weighted average price of $242.8755 on August 28, 2026
Sale price (block 1) $242.8755 per share Weighted average over trades from $242.270 to $243.269
Common shares sold (block 2) 6,237 shares Sold at weighted average price of $243.6275 on August 28, 2026
Common shares sold (block 3) 430 shares Sold at weighted average price of $244.5148 on August 28, 2026
Charitable gift 1,000 shares Bona fide gift of common stock on August 28, 2026
Indirect plan holdings 5,780 shares Held through 401(k)/Supplemental Deferred Compensation Plan as of a current date
Rule 10b5-1 sales plan regulatory
"exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan"
Non-Qualifed Stock Option (right to buy) financial
"security_title: Non-Qualifed Stock Option (right to buy)"
bona fide gift regulatory
"On August 28, 2026, the reporting person made a charitable gift of 1,000 shares, a transaction eligible for deferred reporting on Form 5."
A bona fide gift is a genuine, voluntary transfer of money, property, or benefits from one party to another made without expectation of repayment, services, or hidden conditions. Investors care because such gifts can affect company disclosures, related‑party transaction rules, tax treatment, and perceived conflicts of interest; think of it like someone giving you a present with no strings attached — but on a corporate scale, auditors and regulators need to verify it really is unconditional.
Supplemental Deferred Compensation Plan financial
"Company's tax qualified Profit Sharing (401(k)) and/or Supplemental Deferred Compensation Plan."
weighted average sale price financial
"The price reported above reflects the weighted average sale price."

FAQ

What did DGX executive Michael Prevoznik report on this Form 4?

He exercised 22,677 stock options at $112.17 per share, received the same number of DGX common shares, sold them in several transactions, made a 1,000‑share charitable gift, and reported 5,780 shares held indirectly through retirement/deferred compensation plans.

How many QUEST DIAGNOSTICS (DGX) options did Michael Prevoznik exercise?

He exercised 22,677 non-qualified stock options, each with an exercise price of $112.17 per share, converting them into DGX common stock and leaving 0 shares remaining under that option grant.

At what prices were DGX shares sold in this Form 4?

DGX common shares were sold in multiple trades at weighted average prices of $242.8755, $243.6275 and $244.5148 per share, with each price representing an average over a disclosed intraday trading range.

Was the DGX insider trading under a Rule 10b5-1 plan?

Yes. The filing states the exercise and sale were effected under a Rule 10b5‑1 sales plan adopted by the reporting person, and the Rule 10b5‑1 checkbox is affirmed.

Did the DGX insider make any charitable gifts of stock?

Yes. Michael Prevoznik made a charitable gift of 1,000 DGX shares on August 28, 2026, characterized as a bona fide gift that could have been reported on Form 5 but was voluntarily reported early on this Form 4.

How many DGX shares does the insider hold indirectly after these transactions?

After the reported transactions, 5,780 DGX shares are held indirectly for the insider through the company’s 401(k)/Supplemental Deferred Compensation Plan, based on information from the plan administrator as of a current date.

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Learn about SEC filing dates
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
X
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
PREVOZNIK MICHAEL E

(Last)(First)(Middle)
500 PLAZA DRIVE

(Street)
SECAUCUS NEW JERSEY 07094

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
QUEST DIAGNOSTICS INC [ DGX ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
SVP & General Counsel
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/28/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock08/28/2026M(1)22,677A$112.1760,234D
Common Stock08/28/2026S(1)16,010D$242.8755(2)44,224D
Common Stock08/28/2026S(1)6,237D$243.6275(3)37,987D
Common Stock08/28/2026S(1)430D$244.5148(4)37,557D
Common Stock08/28/2026G(5)V1,000D$036,557D
Common Stock5,780(6)I401(k)/SDCP
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Non-Qualifed Stock Option (right to buy)$112.1708/28/2026M(1)22,677 (7)02/18/2030Common Stock22,677$112.170D
Explanation of Responses:
1. This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person.
2. This transaction was executed in multiple trades at prices ranging from $242.270 to $243.269. 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.
3. This transaction was executed in multiple trades at prices ranging from $243.270 to $244.225. 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.
4. This transaction was executed in multiple trades at prices ranging from $244.280 to $245.247. 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.
5. On August 28, 2026, the reporting person made a charitable gift of 1,000 shares, a transaction eligible for deferred reporting on Form 5. The reporting person has chosen to report such transaction early on this Form 4.
6. These underlying shares were acquired on a periodic basis by the trustee of the Company's tax qualified Profit Sharing (401(k)) and/or Supplemental Deferred Compensation Plan. The information was obtained from the plan administrator as of a current date. The number of shares is based on the account balance of the Company stock fund under each Plan (which includes some money market instruments) divided by the market price of the Company's stock as of that date.
7. The options vested in three equal annual installments beginning on the first annual anniversary of the grant date.
Remarks:
Sean D. Mersten, Attorney in Fact for Michael E. Prevoznik08/31/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)