InsiderTrades

Form 4 for DV DoubleVerify Holdings, Inc.

Accepted 2026-01-05 00:00:00 ET · period of report 2025-12-31 · accession 0001819928-26-000009 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-01-05 2025-12-31 DV Zagorski Mark CEO, Dir F - Tax $11.44 -7,453 488.6K -2% -$85.3K
D 2026-01-05 2025-12-31 DV Zagorski Mark CEO, Dir M - OptEx $0.00 +13.5K 496.0K +3% $0
D 2026-01-05 2025-12-31 DV Zagorski Mark CEO, Dir M - OptEx $0.00 -13.5K 148.2K -8% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-12-31 F D 7,453 $11.44 488,586 D — —
2 Common Common Stock 2025-12-31 M A 13,476 $0.00 496,039 D — — (F1) Each 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.
3 Derivative Restricted Stock Units 2025-12-31 M D 13,476 $0.00 148,232 D — · — to — 13,476 Common Stock (F3) Restricted stock units convert into common stock on a one-for-one basis. (F1) Each 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.