SEC Form 4 · accession 0001022079-26-000089
QUEST DIAGNOSTICS INC · DGX
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Michael E Prevoznik
Officer — SVP & General Counsel
Period of report
Aug 28, 2026
Accepted (ET)
Aug 31, 2026 · 4:37 pm EDT
Rule 10b5-1 plan
yes — trade under a plan
Issuer CIK
0001022079
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Aug 28, 2026 | M | 22,677 | $112.17 | A | 60,234 | D | |
| Common StockF2 | Aug 28, 2026 | S | 16,010 | $242.8755 | D | 44,224 | D | |
| Common StockF3 | Aug 28, 2026 | S | 6,237 | $243.6275 | D | 37,987 | D | |
| Common StockF4 | Aug 28, 2026 | S | 430 | $244.5148 | D | 37,557 | D | |
| Common Stock | Aug 28, 2026 | G | 1,000 | $0.00 | D | 36,557 | D | |
| Common StockF6 | holding | — | — | — | 5,780 | I | 401(k)/SDCP |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Non-Qualifed Stock Option (right to buy)F7 | $112.17 | Aug 28, 2026 | M | 22,677 | D | — | Feb 18, 2030 | Common Stock | 22,677 | 0 | D |
Explanation of responses
- F1This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person.
- F2This 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.
- F3This 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.
- F4This 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.
- F5On 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.
- F6These 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.
- F7The options vested in three equal annual installments beginning on the first annual anniversary of the grant date.