| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Davis J. E. | CEO and President, Director | 500 PLAZA DRIVE, SECAUCUS | Sean D. Mersten, Attorney in Fact for James E. Davis | 06 Mar 2026 | 0001599837 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | DGX | Common Stock | Award | +51,652 | +44% | $204.86* | 168,837 | 04 Mar 2026 | Direct | F1 | |
| transaction | DGX | Common Stock | Tax liability | -26,414 | -16% | $204.86* | 142,423 | 04 Mar 2026 | Direct | F2 |
| 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. |