Mark Zagorski - Sep 15, 2022 Form 4 Insider Report for DoubleVerify Holdings, Inc. (DV)

Role: Chief Executive Officer, Director
Signature: /s/ Andrew E. Grimmig, as Attorney-in-Fact for Mark S. Zagorski
Stock symbol: DV
Transactions as of: Sep 15, 2022
Transactions value $: -$95,076
Form type: 4
Date filed: 9/19/2022, 04:10 PM
Previous filing: Jul 5, 2022
Next filing: Oct 4, 2022

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	DV	Common Stock	Options Exercise	$0	+6.47K	+2.02%	$0.00	327K	Sep 15, 2022	Direct	F1
transaction	DV	Common Stock	Tax liability	-$95.1K	-3.33K	-1.02%	$28.56	323K	Sep 15, 2022	Direct	F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	DV	Restricted Stock Units	Options Exercise	$0	-6.47K	-7.14%	$0.00	84.1K	Sep 15, 2022	Common Stock	6.47K		Direct	F1, F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The restricted stock units were granted on December 10, 2021. 6.25% of the restricted stock units vested and were settled on March 15, 2022 (the "Vesting Date"), and the remainder of the restricted stock units vest at a rate of 6.25% on each quarterly anniversary of the Vesting Date.
F2	Represents shares withheld to satisfy tax obligations in connection with the vesting of 6,471 RSUs on September 15, 2022.
F3	Restricted stock units convert into common stock on a one-for-one basis.