ICLR fund manager activity
ICON PLC · US. Reported by 18 tracked fund managers in their 13F filings, Q2 2013 to Q2 2026.
Q4 2025
| Manager | Activity | Shares | Value | % of portfolio | Filed |
|---|
| Ron Baron - Baron Capital | Trimmed | 534,248 | $97,350,671 | 0.26% | Feb 17, 2026 |
| Glenn Greenberg - Brave Warrior Advisors | Sold out | — | — | 0.00% | Feb 17, 2026 |
| First Pacific Advisors | Added | 980,804 | $178,722,105 | 2.40% | Feb 17, 2026 |
| Greenhaven Associates | Trimmed | 17,394 | $3,169,535 | 0.05% | Jan 7, 2026 |
| Muhlenkamp | Added | 73,865 | $13,459,680 | 3.62% | Feb 4, 2026 |
| Bill Nygren - Oakmark Funds | Added | 2,510,166 | $457,402,449 | 0.58% | Feb 17, 2026 |
| Polen Capital Management | Trimmed | 105,206 | $19,170,588 | 0.08% | Feb 12, 2026 |
| Ruane Cunniff LP | Trimmed | 1,679,590 | $306,054,890 | 4.78% | Feb 13, 2026 |
Q3 2025
| Manager | Activity | Shares | Value | % of portfolio | Filed |
|---|
| Ron Baron - Baron Capital | Trimmed | 684,941 | $119,864,675 | 0.32% | Nov 14, 2025 |
| Seth Klarman - Baupost Group | Sold out | — | — | 0.00% | Nov 13, 2025 |
| Glenn Greenberg - Brave Warrior Advisors | Trimmed | 3,000 | $525,000 | 0.01% | Nov 14, 2025 |
| William Von Mueffling - Cantillon Capital Management | Sold out | — | — | 0.00% | Feb 17, 2026 |
| First Pacific Advisors | Added | 974,325 | $170,506,875 | 2.39% | Nov 13, 2025 |
| Greenhaven Associates | Trimmed | 17,409 | $3,046,575 | 0.05% | Nov 4, 2025 |
| Lee Ainslie - Maverick Capital | Sold out | — | — | 0.00% | Nov 14, 2025 |
| Muhlenkamp | New | 73,467 | $12,856,725 | 3.49% | Nov 7, 2025 |
| Bill Nygren - Oakmark Funds | Added | 2,342,559 | $409,947,825 | 0.66% | Nov 14, 2025 |
| Polen Capital Management | Trimmed | 443,461 | $77,605,716 | 0.25% | Nov 12, 2025 |
| Ruane Cunniff LP | Trimmed | 1,700,994 | $297,673,950 | 4.93% | Nov 14, 2025 |
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