Icon PLC

CUSIP G4705A100SHSICLRQ1 2026

13D / 13G Filings

Schedule 13D/13G on record

Beneficial Filers

Distinct reporting persons

Largest Stake

11.0%

Max % of class reported

Institutional Holders

408

13F filers (latest quarter)

21 filings · latest Mar 6, 2026

#	Filed	Reporting Person	Form	% of Class	Shares	Filing
1	Mar 6, 2026	Artisan Partners Asset Management Inc.	13G/A	11.0%	8.36M	SEC
2	Feb 17, 2026	Orbis Investment Management Ltd	13G/A	5.5%	4.21M	SEC
3	Nov 14, 2025	Orbis Investment Management Ltd	13G	5.3%	4.14M	SEC
4	Nov 12, 2025	Wellington Management Group LLP	13G	6.0%	4.64M	SEC
5	Aug 12, 2025	Artisan Partners Asset Management Inc.	13G/A	9.1%	7.18M	SEC
6	Jul 3, 2025	Wcm Investment Management, LLC	13G/A	0.3%	199.9K	SEC
7	May 15, 2025	Artisan Partners Asset Management Inc.	13G	5.4%	4.29M	SEC
8	Nov 12, 2024	Massachusetts Financial Services Co /Ma/	13G/A	4.9%	4.06M	SEC
9	Feb 9, 2024	Massachusetts Financial Services Co /Ma/	13G/A	6.7%	5.53M	SEC
10	Jan 30, 2024	Wcm Investment Management, LLC	13G/A	8.3%	6.87M	SEC

See the full Schedule 13D/13G history for Icon PLC.

Largest reported positions · latest quarter

#	Fund	Shares	Value
1	Artisan Partners Limited Partnership	8.28M	$916.15M
2	Wellington Management Group LLP	5.91M	$654.34M
3	Harris Associates L P	4.35M	$481.52M
4	Fmr LLC	4.17M	$461.90M
5	Invesco Ltd.	3.88M	$429.24M
6	Principal Financial Group Inc	3.31M	$366.48M
7	Brave Warrior Advisors, LLC	3.00M	$331.63M
8	Massachusetts Financial Services Co /Ma/	2.73M	$304.90M
9	Alliancebernstein L.P.	1.34M	$245.01M
10	Sachem Head Capital Management LP	2.10M	$232.94M