SEC Form 4 · accession 0001819928-26-000089
DoubleVerify Holdings, Inc. · DV
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Mark Zagorski
Officer — Chief Executive Officer · Director
Period of report
Jun 30, 2026
Accepted (ET)
Jul 1, 2026 · 4:04 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001819928
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | Jun 30, 2026 | M | 13,476 | $0.00 | A | 587,817 | D | |
| Common Stock | Jun 30, 2026 | F | 7,453 | $10.84 | D | 580,364 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Stock UnitsF3,F1 | — | Jun 30, 2026 | M | 13,476 | D | — | — | Common Stock | 13,476 | 121,280 | D |
Explanation of responses
- F1Each restricted stock unit was granted on August 19, 2025. 8.33% of the restricted stock units vested and were settled on December 31, 2025 (the "2025 Vesting Date"), and the remainder of the restricted stock units vest at a rate of 8.33% on each quarterly anniversary of the 2025 Vesting Date, subject to Mr. Zagorski's continued employment.
- F2Represents shares withheld to satisfy tax withholding obligations in connection with the vesting of restricted stock units.
- F3Restricted stock units convert into common stock on a one-for-one basis.