| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| KUPPUSAMY KARTHIK | SVP, Clinical Solutions | 500 PLAZA DRIVE, C/O QUEST DIAGNOSTICS INC, SECAUCUS | Sean D. Mersten, Attorney in Fact for Karthik Kuppusamy | 06 Mar 2026 | 0001955217 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | DGX | Common Stock | Award | +6,200 | +63% | $204.86* | 16,069 | 04 Mar 2026 | Direct | F1 | |
| transaction | DGX | Common Stock | Sale | $538,372 | -2,628 | -16% | $204.86 | 13,441 | 04 Mar 2026 | Direct | F2 |
| holding | DGX | Common Stock | 358 | 04 Mar 2026 | By Trust | ||||||
| holding | DGX | Common Stock | 1,658 | 04 Mar 2026 | 401(k) | F3 |
| Id | Content |
|---|---|
| F1 | Stock issued by Quest Diagnostics Incorporated in settlement of a performance stock award approved in accordance with the requirements of Rule 16b-3(d). |
| F2 | Disposition of common stock to the issuer solely to cover tax withholding obligations arising from the settlement of said performance stock award. |
| F3 | These underlying shares were acquired on a periodic basis by the trustee of the Company's tax qualified Profit Sharing (401(k)) 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 the Plan (which includes some money market instruments) divided by the market price of the Company's stock as of that date. |