Icon Plc (ICLR) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

78,500,000Shares Outstanding

536,561Shares held by institutions

$47,550,036Value of institutional holdings

92.06%Institutional ownership %

6.49%Shares Changed QoQ

477No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

A total of 477 institutions have reported a stake in Icon Plc (NASDAQ:ICLR) as of December 2025, according to recent 13F filings with the SEC.

The collective stake of institutional investors in Icon moved to 92.1% in December 2025, a shift down from the 94.4% reported for September 2025.
In percentage terms, this reflects as a holdings change of 6.49% quarter on quarter, and a decrease of 18.04% year over year.
During the quarter, 222 institutions bought more Icon shares, 184 sold shares, and 71 of the 477 total investors held their position steady.
This class of investors increased its holdings in Icon to 72.27Mn shares for the 13F-cycle ending December 2025, up by 4.40Mn shares quarter on quarter, and down 3.32Mn shares year over year.
As of December 31, 2025, Artisan Partners Limited Partnership held Icon's largest shareholding position with over 6.87Mn shares, representing 8.76% of total outstanding shares.
Among the most significant buyers of Icon during December 2025 were Capital World Investors (1.27Mn), FMR LLC (1.16Mn), LYRICAL ASSET MANAGEMENT LP (967.96K), NORGES BANK (878.46K), VAN LANSCHOT KEMPEN INVESTMENT MANAGEMENT N.V. (743.55K).
Leading sellers of Icon stock in December 2025 included MASSACHUSETTS FINANCIAL SERVICES CO /MA/ (1.15Mn), D. E. Shaw & Co., Inc. (823.78K), USS Investment Management Ltd (556.21K), Clearbridge Investments, LLC (517.45K), WESTFIELD CAPITAL MANAGEMENT CO LP (393.82K).
The top 10 institutional holders of Icon for the quarter ending December 2025 included Artisan Partners Limited Partnership (6.87Mn), WELLINGTON MANAGEMENT GROUP LLP (4.35Mn), Orbis Allan Gray Ltd (4.21Mn), FMR LLC (3.10Mn), PRINCIPAL FINANCIAL GROUP INC (3.00Mn), FRANKLIN RESOURCES INC (2.99Mn), Ninety One UK Ltd (2.95Mn), HARRIS ASSOCIATES L P (2.51Mn), MASSACHUSETTS FINANCIAL SERVICES CO /MA/ (2.36Mn), Ruane, Cunniff & Goldfarb L.P. (1.68Mn).

477 Institutional Holders

536,561 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
Artisan Partners Limited Partnership	31 Dec, 2025	6,873,977	-197,383	-2.79%	$1,252,576,089.00
WELLINGTON MANAGEMENT GROUP LLP	31 Dec, 2025	4,350,750	-286,387	-6.18%	$792,793,666.00
Orbis Allan Gray Ltd	31 Dec, 2025	4,214,661	75,843	1.83%	$767,995,527.00
FMR LLC	31 Dec, 2025	3,097,895	1,164,657	60.24%	$564,498,405.00
PRINCIPAL FINANCIAL GROUP INC	31 Dec, 2025	3,001,535	-275,758	-8.41%	$546,939,708.00
FRANKLIN RESOURCES INC	31 Dec, 2025	2,993,336	239,808	8.71%	$545,410,252.00
Ninety One UK Ltd	31 Dec, 2025	2,945,810	-60,331	-2.01%	$536,785,450.00
HARRIS ASSOCIATES L P	31 Dec, 2025	2,510,166	167,607	7.15%	$457,402,449.00
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	31 Dec, 2025	2,357,033	-1,146,520	-32.72%	$429,498,553.00
Ruane, Cunniff & Goldfarb L.P.	31 Dec, 2025	1,679,590	-21,404	-1.26%	$306,054,890.00
Capital World Investors	31 Dec, 2025	1,496,479	1,268,095	555.25%	$272,688,403.00
WGI DM, LLC	31 Dec, 2025	1,396,009	118,029	9.24%	$254,380,760.00
ALLIANCEBERNSTEIN L.P.	31 Dec, 2025	1,272,462	-101,612	-7.39%	$231,868,026.00
Boston Partners	31 Dec, 2025	1,258,903	519,768	70.32%	$229,400,369.00
1832 Asset Management L.P.	31 Dec, 2025	1,204,327	202	0.02%	$219,452,466.00
Allspring Global Investments Holdings, LLC	31 Dec, 2025	1,080,192	11,335	1.06%	$203,799,825.00
Trinity Street Asset Management LLP	31 Dec, 2025	1,072,428	201,455	23.13%	$195,417,830.00
AMERICAN CENTURY COMPANIES INC	31 Dec, 2025	1,038,013	610,668	142.90%	$189,146,980.00
First Pacific Advisors, LP	31 Dec, 2025	980,804	6,479	0.66%	$178,722,105.00
LYRICAL ASSET MANAGEMENT LP	31 Dec, 2025	967,961	967,961	0.00%	$176,381,853.00

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