Zagorski Mark 4
4 · DoubleVerify Holdings, Inc. · Filed Sep 17, 2025
Insider Transaction Report
Form 4
Zagorski Mark
DirectorChief Executive Officer
Transactions
- Exercise/Conversion
Common Stock
2025-09-15+7,802→ 469,474 total - Exercise/Conversion
Common Stock
2025-09-15+6,471→ 471,630 total - Exercise/Conversion
Restricted Stock Units
2025-09-15−15,219→ 197,847 total→ Common Stock (15,219 underlying) - Exercise/Conversion
Restricted Stock Units
2025-09-15−9,375→ 46,875 total→ Common Stock (9,375 underlying) - Exercise/Conversion
Common Stock
2025-09-15+15,219→ 468,858 total - Exercise/Conversion
Common Stock
2025-09-15+2,756→ 463,197 total - Tax Payment
Common Stock
2025-09-15$13.01/sh−1,525$19,840→ 461,672 total - Tax Payment
Common Stock
2025-09-15$13.01/sh−4,315$56,138→ 465,159 total - Tax Payment
Common Stock
2025-09-15$13.01/sh−3,579$46,563→ 468,051 total - Exercise/Conversion
Performance Stock Units
2025-09-15−2,756→ 13,784 total→ Common Stock (2,756 underlying) - Exercise/Conversion
Restricted Stock Units
2025-09-15−7,802→ 70,213 total→ Common Stock (7,802 underlying) - Exercise/Conversion
Restricted Stock Units
2025-09-15−6,471→ 6,471 total→ Common Stock (6,471 underlying) - Tax Payment
Common Stock
2025-09-15$13.01/sh−8,417$109,505→ 460,441 total
Footnotes (10)
- [F1]Each restricted stock unit was granted on March 13, 2025. 6.25% of the restricted stock units vested and were settled on March 15, 2025 (the "2025 Vesting Date"), and the remainder of the restricted stock units vest at a rate of 6.25% on each quarterly anniversary of the 2025 Vesting Date.
- [F10]Each restricted stock unit was granted on December 12, 2022. 6.25% of the restricted stock units vested on March 15, 2023 (the "2023 Vesting Date"), and the remainder of the restricted stock units vest at a rate of 6.25% on each quarterly anniversary of the 2023 Vesting Date.
- [F2]Represents shares withheld to satisfy tax withholding obligations in connection with the vesting of restricted stock units.
- [F3]Each performance stock unit was granted on December 19, 2023. 41.67% of the earned shares vested and were settled on the 2025 Vesting Date, and the remainder of the earned shares vest at a rate of 8.33% on each quarterly anniversary of the 2025 Vesting Date.
- [F4]Represents shares withheld to satisfy tax withholding obligations in connection with the vesting of performance stock units.
- [F5]Each restricted stock unit was granted on December 19, 2023. 6.25% of the restricted stock units vested and were settled on March 15, 2024 (the "2024 Vesting Date"), and the remainder of the restricted stock units vest at a rate of 6.25% on each quarterly anniversary of the 2024 Vesting Date.
- [F6]Each restricted stock unit was granted on December 10, 2021. 6.25% of the restricted stock units vested and were settled on March 15, 2022 (the "2022 Vesting Date"), and the remainder of the restricted stock units vest at a rate of 6.25% on each quarterly anniversary of the 2022 Vesting Date.
- [F7]Restricted stock units convert into common stock on a one-for-one basis.
- [F8]Performance stock units convert into common stock on a one-for-one basis.
- [F9]As reported previously, vested shares will be delivered to the reporting person as soon as administratively feasible following his separation from service with the Issuer.