Who Owns ICON PLC (ICLR)? -- Institutional Holders (2026-03-31)

565 institutions reported holding $8.80B of ICON PLC (ICLR) in SEC 13F filings for 2026-03-31. Largest institutional holders: Artisan Partners Limited Partnership ($916.1M), WELLINGTON MANAGEMENT GROUP LLP ($654.3M), HARRIS ASSOCIATES L P ($481.5M), FMR LLC ($461.9M), Invesco Ltd. ($429.2M). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1Artisan Partners Limited Partnership$916.1M8.3MAdded
2WELLINGTON MANAGEMENT GROUP LLP$654.3M5.9MAdded
3HARRIS ASSOCIATES L P$481.5M4.4MAdded
4FMR LLC$461.9M4.2MAdded
5Invesco Ltd.$429.2M3.9MAdded
6PRINCIPAL FINANCIAL GROUP INC$366.5M3.3MAdded
7Brave Warrior Advisors, LLC$331.6M3.0MNew
8MASSACHUSETTS FINANCIAL SERVICES CO /MA/$304.9M2.7MAdded
9ALLIANCEBERNSTEIN L.P.$245.0M1.3MAdded
10Sachem Head Capital Management LP$232.9M2.1MNew
11GREENHAVEN ASSOCIATES INC$221.6M2.0MAdded
12Ruane, Cunniff & Goldfarb L.P.$180.9M1.6MTrimmed
13BRANDES INVESTMENT PARTNERS, LP$158.8M1.4MAdded
14Madison Avenue Partners, LP$142.0M1.3MNew
15D. E. Shaw & Co., Inc.$136.4M1.2MAdded
16Trinity Street Asset Management LLP$133.7M1.2MAdded
171832 Asset Management L.P.$132.0M1.2MTrimmed
18Capital World Investors$122.3M1.1MTrimmed
19EQUITY INVESTMENT CORP$121.3M1.1MAdded
20First Pacific Advisors, LP$109.7M991,075Added
21LYRICAL ASSET MANAGEMENT LP$103.8M938,204Trimmed
22VAN LANSCHOT KEMPEN INVESTMENT MANAGEMENT N.V.$101.7M918,713Added
23EARNEST PARTNERS LLC$98.0M885,790Trimmed
24Holocene Advisors, LP$93.0M840,845Added
25Boston Partners$92.4M835,139Trimmed

Source: SEC Form 13F filings · as of 2026-03-31