Transaction Details

Footnotes

Restricted stock units convert into common stock on a one-for-one basis. | As reported previously, the reporting person made an election under the Issuer's deferred compensation plan to defer delivery of the vested shares to the earlier of (i) January 1, 2026 and (ii) the reporting person's end of service as a Director (in which case the shares will be delivered in a lump sum). | Each restricted stock unit ("RSU") was granted on May 23, 2024 and represents a right to receive one share of common stock on a one-to-one basis. The RSUs fully vested on May 21, 2025. | Represents restricted stock units held by the Laura B. Desmond Revocable Trust for which Ms. Desmond is trustee. | Represents time-based restricted stock units granted on May 21, 2025 pursuant to the annual equity grant under DoubleVerify Holdings, Inc.'s non-employee director compensation program. The restricted stock units vest on the earlier of (i) May 21, 2026 and (ii) the date of DoubleVerify Holdings, Inc.'s 2026 Annual Meeting of Stockholders, subject to Ms. Desmond's continued services. Ms. Desmond made an election under the Issuer's deferred compensation plan to defer delivery of the vested shares to the earlier of (i) January 1, 2027 and (ii) the reporting person's end of service as a Director (in which case the shares will be delivered in a lump sum).