LIVE FROM THE DATABASETRANSACTIONS 362,430COMPANIES 5,763LATEST TRADE Oct 16UPDATED Oct 17, 12:31 AM

Reporting ownerCIK 0001709574

Mark Zagorski

78 transactions in 2 companies, from November 30, 2025 to September 30, 2026.

Transactions: 782 companies
Bought · P: $0open market
Sold · S: $0open market
Net: +$0net buying

By company

Where this insider traded.

Company	Ticker	Trades	Bought	Sold
DoubleVerify Holdings, Inc.	DV	77	—	—
Teads Holding Co.	TEAD	1	—	—

All transactions

78 in total, newest filings first.

Company	Ticker	Insider	Date	Code	Shares	Price	Value
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Sep 30	M	13,476	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Sep 30	F	6,880	$13.49	$93K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Sep 30	M	13,476	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Sep 15	M	9,375	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Sep 15	M	7,802	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Sep 15	M	2,757	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Sep 15	M	15,219	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Sep 15	M	12,122	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Sep 15	M	22,919	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Sep 15	F	3,983	$13.50	$54K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Sep 15	M	7,802	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Sep 15	F	1,408	$13.50	$19K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Sep 15	M	2,757	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Sep 15	F	7,770	$13.50	$105K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Sep 15	M	15,219	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Sep 15	F	6,189	$13.50	$84K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Sep 15	M	12,122	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Sep 15	F	11,701	$13.50	$158K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Sep 15	M	22,919	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Jun 30	M	13,476	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Jun 30	F	7,453	$10.84	$81K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Jun 30	M	13,476	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Jun 15	M	9,375	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Jun 15	M	7,802	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Jun 15	M	2,757	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Jun 15	M	15,219	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Jun 15	M	12,122	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Jun 15	M	22,919	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Jun 15	F	4,315	$10.25	$44K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Jun 15	M	7,802	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Jun 15	F	1,525	$10.25	$16K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Jun 15	M	2,757	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Jun 15	F	8,417	$10.25	$86K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Jun 15	M	15,219	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Jun 15	F	6,704	$10.25	$69K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Jun 15	M	12,122	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Jun 15	F	12,675	$10.25	$130K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Jun 15	M	22,919	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	May 31	J	416	$8.25	$3K
Teads Holding Co.	TEAD	Mark ZagorskiDir	May 13	A	20,000	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Mar 31	M	13,476	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Mar 31	F	7,453	$9.50	$71K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Mar 31	M	13,476	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Mar 15	M	9,375	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Mar 15	M	7,802	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Mar 15	M	2,757	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Mar 15	M	15,219	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Mar 15	M	60,609	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Mar 15	M	22,919	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Mar 12	A	275,000	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Mar 15	F	3,145	$10.21	$32K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Mar 15	M	7,802	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Mar 15	F	1,112	$10.21	$11K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Mar 15	M	2,757	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Mar 15	F	6,724	$10.21	$69K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Mar 15	M	15,219	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Mar 15	F	33,517	$10.21	$342K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Mar 15	M	60,609	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Mar 15	F	12,675	$10.21	$129K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Mar 15	M	22,919	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Mar 10	A	145,458	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Dec 31	M	13,476	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Dec 31	F	7,453	$11.44	$85K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Dec 31	M	13,476	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Dec 15	M	9,375	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Dec 15	M	15,219	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Dec 15	M	2,756	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Dec 15	M	7,802	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEODERIV	Dec 15	M	6,471	$0.00	—?
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Dec 15	F	8,417	$10.83	$91K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Dec 15	M	15,219	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Dec 15	F	1,525	$10.83	$17K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Dec 15	M	2,756	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Dec 15	F	4,315	$10.83	$47K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Dec 15	M	7,802	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Dec 15	F	3,579	$10.83	$39K
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Dec 15	M	6,471	$0.00	—
DoubleVerify Holdings, Inc.	DV	Mark ZagorskiCEO	Nov 30	J	100	$8.96	$896