Mark Zagorski Double Verify Holdings, Inc. (DV) insider trading activity

Mark Zagorski is Chief Executive Officer of DoubleVerify Holdings, Inc.. Currently has a direct ownership of 488,586 shares of DV, which is worth approximately $5.09 Million. The most recent transaction as insider was on Dec 31, 2025, when has been sold 7,453 shares (Common Stock) at a price of $11.44 per share, resulting in proceeds of $85,262. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 489K

4.39% 3M change

18.45% 12M change

Total Value Held $5.09 Million

Mark Zagorski Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Dec 31 2025	SELL Payment of exercise price or tax liability	$85,262 $11.44 p/Share	7,453 Reduced 1.5%	488,586 Common Stock
Dec 31 2025	BUY Exercise of conversion of derivative security	-	13,476 Added 2.64%	496,039 Common Stock
Dec 15 2025	SELL Payment of exercise price or tax liability	$193,163 $10.83 p/Share	17,836 Reduced 3.56%	482,563 Common Stock
Dec 15 2025	BUY Exercise of conversion of derivative security	-	32,248 Added 6.16%	490,980 Common Stock
Nov 30 2025	BUY Other acquisition or disposition	$896 $8.96 p/Share	100 Added 0.02%	468,151 Common Stock
Sep 15 2025	SELL Payment of exercise price or tax liability	$232,046 $13.01 p/Share	17,836 Reduced 3.67%	468,051 Common Stock
Sep 15 2025	BUY Exercise of conversion of derivative security	-	32,248 Added 6.4%	471,630 Common Stock

Jun 15 2025	SELL Payment of exercise price or tax liability	$258,622 $14.5 p/Share	17,836 Reduced 3.78%	453,639 Common Stock
Jun 15 2025	BUY Exercise of conversion of derivative security	-	32,249 Added 6.59%	457,218 Common Stock
May 31 2025	BUY Open market or private purchase	$13,326 $11.68 p/Share	1,141 Added 0.26%	439,226 Common Stock
Mar 15 2025	SELL Payment of exercise price or tax liability	$253,583 $14.36 p/Share	17,659 Reduced 3.87%	438,085 Common Stock
Mar 15 2025	BUY Exercise of conversion of derivative security	-	43,275 Added 8.94%	440,693 Common Stock
Dec 15 2024	SELL Payment of exercise price or tax liability	$158,511 $20.08 p/Share	7,894 Reduced 1.88%	412,469 Common Stock
Dec 15 2024	BUY Exercise of conversion of derivative security	-	14,273 Added 3.31%	416,784 Common Stock
Nov 30 2024	BUY Open market or private purchase	$10,786 $15.3 p/Share	705 Added 0.17%	406,090 Common Stock
Sep 30 2024	SELL Payment of exercise price or tax liability	$97,015 $16.84 p/Share	5,761 Reduced 1.4%	405,385 Common Stock
Sep 30 2024	BUY Exercise of conversion of derivative security	-	10,416 Added 2.47%	411,146 Common Stock
Sep 15 2024	SELL Payment of exercise price or tax liability	$137,513 $17.42 p/Share	7,894 Reduced 1.93%	400,730 Common Stock
Sep 15 2024	BUY Exercise of conversion of derivative security	-	14,273 Added 3.4%	405,045 Common Stock
Jun 30 2024	SELL Payment of exercise price or tax liability	$112,166 $19.47 p/Share	5,761 Reduced 1.44%	394,351 Common Stock
Jun 30 2024	BUY Exercise of conversion of derivative security	-	10,416 Added 2.54%	400,112 Common Stock
Jun 15 2024	SELL Payment of exercise price or tax liability	$147,617 $18.7 p/Share	7,894 Reduced 1.99%	389,696 Common Stock
Jun 15 2024	BUY Exercise of conversion of derivative security	-	14,273 Added 3.5%	394,011 Common Stock
May 31 2024	BUY Open market or private purchase	$11,014 $15.47 p/Share	712 Added 0.19%	383,317 Common Stock
Mar 31 2024	SELL Payment of exercise price or tax liability	$202,556 $35.16 p/Share	5,761 Reduced 1.48%	382,605 Common Stock

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Director

Mark Zagorski

Chief Executive Officer

New York, NY

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