| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Grimmig Andrew E | Chief Legal Officer | C/O DOUBLEVERIFY HOLDINGS, INC., 462 BROADWAY, NEW YORK | /s/ Andrew E. Grimmig | 12 Mar 2026 | 0001854079 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | DV | Performance Stock Units | Award | +48,485 | $0.000000* | 48,485 | 10 Mar 2026 | Common Stock | 48,485 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | On March 13, 2025, the Reporting Person received a performance stock unit ("PSU") grant of 40,584 units. In light of the performance-based conditions of the award, the award was not reportable under Section 16 until the performance-based conditions were certified by the Issuer's Compensation Committee. Such certification occurred on March 10, 2026, pursuant to which 48,485 shares were earned. 41.67% of the earned shares will vest and settle on March 15, 2026 (the "2026 Vesting Date"), and the remainder of the earned shares will vest at a rate of 8.33% on each quarterly anniversary of the 2026 Vesting Date. |
| F2 | Performance stock units convert into common stock on a one-for-one basis. |