ICLR fund manager activity
ICON PLC · US. Reported by 18 tracked fund managers in their 13F filings, Q2 2013 to Q2 2026.
Q2 2026
| Manager | Activity | Shares | Value | % of portfolio | Filed |
|---|
| Ron Baron - Baron Capital | Trimmed | 376,805 | $65,454,797 | 0.10% | Aug 14, 2026 |
| Glenn Greenberg - Brave Warrior Advisors | Added | 3,153,308 | $547,761,133 | 11.9% | Aug 14, 2026 |
| First Pacific Advisors | Trimmed | 606,523 | $105,359,110 | 1.32% | Aug 14, 2026 |
| Greenhaven Associates | Added | 3,100,615 | $538,607,832 | 6.22% | Jul 28, 2026 |
| Lee Ainslie - Maverick Capital | Sold out | — | — | 0.00% | Aug 14, 2026 |
| Muhlenkamp | Added | 66,337 | $11,523,400 | 3.34% | Aug 18, 2026 |
| Bill Nygren - Oakmark Funds | Added | 4,468,146 | $776,161,642 | 1.03% | Aug 14, 2026 |
| Ruane Cunniff LP | Added | 2,048,087 | $355,773,193 | 5.54% | Aug 14, 2026 |
| Harry Burn - Sound Shore | Sold out | — | — | 0.00% | Aug 12, 2026 |
Q1 2026
| Manager | Activity | Shares | Value | % of portfolio | Filed |
|---|
| Ron Baron - Baron Capital | Trimmed | 426,805 | $47,230,241 | 0.14% | May 15, 2026 |
| Glenn Greenberg - Brave Warrior Advisors | New | 2,996,811 | $331,627,105 | 8.21% | May 15, 2026 |
| First Pacific Advisors | Added | 991,075 | $109,672,359 | 1.57% | May 14, 2026 |
| Greenhaven Associates | Added | 2,002,411 | $221,586,801 | 3.65% | Apr 6, 2026 |
| Lee Ainslie - Maverick Capital | New | 13,887 | $1,536,735 | 0.02% | May 15, 2026 |
| Muhlenkamp | Trimmed | 66,005 | $7,304,113 | 1.92% | May 6, 2026 |
| Bill Nygren - Oakmark Funds | Added | 4,351,317 | $481,516,739 | 0.64% | May 15, 2026 |
| Polen Capital Management | Sold out | — | — | 0.00% | May 14, 2026 |
| Ruane Cunniff LP | Trimmed | 1,634,611 | $180,886,053 | 3.00% | May 15, 2026 |
| Harry Burn - Sound Shore | New | 626,958 | $69,379,172 | 2.32% | May 7, 2026 |
Older quarters