HEARTLAND ADVISORS INC

Position in ICLR — Icon PLC

CIK 937394 MILWAUKEE, WI

Position in ICLR

as of Jun 30, 2026 · filed Aug 11, 2026 Compact

Position Value

$7,963,387

+$6,185,524 QoQ

Shares Held

45,843

+185.3% QoQ

Ownership

0.059%

of shares outstanding

% of Portfolio

0.36%

of 13F equity value

Holder Rank

#104

of 422 holders

Holding Since

Dec 2025

3 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Jun 30, 2026

HEARTLAND ADVISORS INC holds $26,741,656 across 3 Diagnostics & Research names. ICLR ranks #3 (29.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	DGX	Quest Diagnostics Inc	45,311	$9,603,666
2	WAT	Waters Corp /De/	24,463	$9,174,603
3	ICLR	Icon PLC This page	45,843	$7,963,387

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$7,963,387	45,843	+185.3%	Shares	Defined	2026-08-11
2026-03-31	$1,777,863	16,066	+99.4%	Shares	Defined	2026-05-06
2025-12-31	$1,468,328	8,058	—	Shares	Defined	2026-02-11
No filing history on record for this holder in this stock.