Icon Plc (NASDAQ:ICLR) has 494 institutional investors that have filed 13F reports for the period ending December 2025.
| Owner Name | Date | Shares Held | Change (QoQ) | Change (%) | Value (USD) |
|---|---|---|---|---|---|
| Artisan Partners Limited Partnership | 31 Mar, 2026 | 8,278,945 | 1,404,968 | 20.44% | $916,148,054.00 |
| WELLINGTON MANAGEMENT GROUP LLP | 31 Mar, 2026 | 5,913,037 | 1,562,287 | 35.91% | $654,336,675.00 |
| HARRIS ASSOCIATES L P | 31 Mar, 2026 | 4,351,317 | 1,841,151 | 73.35% | $481,516,739.00 |
| FMR LLC | 31 Mar, 2026 | 4,174,006 | 1,076,111 | 34.74% | $461,895,449.00 |
| Invesco Ltd. | 31 Mar, 2026 | 3,878,869 | 121,973 | 3.25% | $429,235,666.00 |
| Principal Financial Group Inc | 31 Mar, 2026 | 3,311,771 | 310,236 | 10.34% | $366,480,578.00 |
| Brave Warrior Advisors, LLC | 31 Mar, 2026 | 2,996,811 | 2,996,811 | 0.00% | $331,627,105.00 |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 31 Mar, 2026 | 2,727,824 | 370,791 | 15.73% | $304,904,705.00 |
| GREENHAVEN ASSOCIATES INC | 31 Mar, 2026 | 2,002,411 | 1,985,017 | 11,412.08% | $221,586,801.00 |
| Ruane, Cunniff & Goldfarb L.P. | 31 Mar, 2026 | 1,634,611 | -44,979 | -2.68% | $180,886,053.00 |
| BRANDES INVESTMENT PARTNERS, LP | 31 Mar, 2026 | 1,435,053 | 658,321 | 84.76% | $158,804,315.00 |
| ALLIANCEBERNSTEIN L.P. | 31 Mar, 2026 | 1,344,595 | 72,133 | 5.67% | $245,012,101.00 |
| Madison Avenue Partners, LP | 31 Mar, 2026 | 1,282,838 | 1,282,838 | 0.00% | $141,958,853.00 |
| Trinity Street Asset Management LLP | 31 Mar, 2026 | 1,208,148 | 135,720 | 12.66% | $133,693,657.00 |
| D. E. Shaw & Co., Inc. | 31 Mar, 2026 | 1,198,555 | 545,236 | 83.46% | $132,632,096.00 |
| 1832 Asset Management L.P. | 31 Mar, 2026 | 1,193,240 | -11,087 | -0.92% | $132,043,938.00 |
| Capital World Investors | 31 Mar, 2026 | 1,104,831 | -391,648 | -26.17% | $122,260,598.00 |
| EQUITY INVESTMENT CORP | 31 Mar, 2026 | 1,096,395 | 473,207 | 75.93% | $121,327,085.00 |
| First Pacific Advisors, LP | 31 Mar, 2026 | 991,075 | 10,271 | 1.05% | $109,672,359.00 |
| LYRICAL ASSET MANAGEMENT LP | 31 Mar, 2026 | 938,204 | -29,757 | -3.07% | $103,821,655.00 |