| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Lassiter Wright III | Director | 500 PLAZA DRIVE, C/O QUEST DIAGNOSTICS, SECAUCUS | Sean D. Mersten, Attorney in Fact for Wright L. Lassiter, III | 20 Feb 2026 | 0001805909 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | DGX | Common Stock | Small acquisition under Rule 16a-6 | $1,285 | +7 | +0.08% | $183.51 | 9,057 | 28 Jan 2026 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Reflects shares that were acquired pursuant to a dividend reinvestment plan administered by the reporting person's broker and eligible for deferred reporting on Form 5 under Rule 16a-6. The reporting person has chosen to report such transaction early on this Form 4. |
| F2 | The amount includes shares acquired via dividend reinvestment since the date of reporting person's last filing on Form 4. |