WELLINGTON MANAGEMENT GROUP LLP

Position in DV — DoubleVerify Holdings, Inc.

CIK 902219 Boston, MA

Position in DV

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$2,203,943

+$365,661 QoQ

Shares Held

231,994

+44.4% QoQ

Ownership

0.151%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2022

17 quarters on record

Voting authority Sole 0.ToString("F0")% Shared 0.ToString("F0")% None 100.ToString("F0")%

Communication Services · as of Mar 31, 2026

WELLINGTON MANAGEMENT GROUP LLP holds $744,148,366 across 5 Advertising Agencies names. DV ranks #5 (0.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	APP	AppLovin Corp	1,093,058	$435,037,084
2	OMC	Omnicom Group Inc.	2,512,987	$189,253,048
3	MGNI	Magnite, Inc.	9,191,077	$109,189,992
4	NCMI	National CineMedia, Inc.	2,775,181	$8,464,299
5	DV	DoubleVerify Holdings, Inc. This page	231,994	$2,203,943

17 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$2,203,943	231,994	+44.4%	Shares	Defined	2026-05-15
2025-12-31	$1,838,282	160,689	+60.9%	Shares	Defined	2026-02-17
2025-09-30	$1,196,550	99,879	+31.9%	Shares	Defined	2025-11-14
2025-06-30	$1,133,588	75,724	-79.5%	Shares	Defined	2025-08-14
2025-03-31	$4,928,020	368,588	-11.3%	Shares	Defined	2025-05-13
2024-12-31	$7,978,623	415,337	+13.4%	Shares	Defined	2025-02-12
2024-09-30	$6,167,801	366,259	-74.1%	Shares	Defined	2024-11-14
2024-06-30	$27,489,126	1,411,871	-42.7%	Shares	Defined	2024-08-14
2024-03-31	$86,648,899	2,464,417	-8.3%	Shares	Defined	2024-05-15
2023-12-31	$98,807,114	2,686,436	-1.8%	Shares	Defined	2024-02-12
2023-09-30	$76,435,841	2,734,735	+19.2%	Shares	Defined	2023-11-14
2023-06-30	$89,261,345	2,293,457	+0.3%	Shares	Defined	2023-08-14
2023-03-31	$68,954,224	2,287,039	+111.8%	Shares	Defined	2023-05-12
2022-12-31	$23,716,864	1,080,003	-12.1%	Shares	Defined	2023-02-13
2022-09-30	$33,595,562	1,228,357	-41.9%	Shares	Defined	2022-11-14
2022-06-30	$47,912,816	2,113,490	+76.6%	Shares	Defined	2022-08-15
2022-03-31	$30,114,319	1,196,437	—	Shares	Defined	2022-05-16
No filing history on record for this holder in this stock.