North Star Investment Management Corp.

Position in DV — DoubleVerify Holdings, Inc.

CIK 1342857 CHICAGO, IL

Position in DV

as of Jun 30, 2026 · filed Jul 28, 2026 Compact

Position Value

$5,962

+$737 QoQ

Shares Held

550

0.0% QoQ

Ownership

0.000%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#274

of 313 holders

Holding Since

Dec 2025

3 quarters on record

Voting authority Sole 0% Shared 0% None 100%

Communication Services · as of Jun 30, 2026

North Star Investment Management Corp. holds $70,570 across 6 Advertising Agencies names. DV ranks #4 (8.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	QNST	Quinstreet, Inc	2,125	$31,131
2	OMC	Omnicom Group Inc.	249	$18,134
3	CCO	Clear Channel Outdoor Holdings, Inc.	5,500	$13,310
4	DV	DoubleVerify Holdings, Inc. This page	550	$5,962
5	APP	AppLovin Corp	3	$1,545
6	TTD	Trade Desk, Inc.	27	$488

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$5,962	550	0.0%	Shares	Sole	2026-07-28
2026-03-31	$5,225	550	+139.1%	Shares	Sole	2026-04-23
2025-12-31	$2,631	230	—	Shares	Sole	2026-01-30
No filing history on record for this holder in this stock.