Icon PLC
ICLR- Exchange
- Nasdaq
- Industry
- Services-Commercial Physical & Biological Research
- SEC CIK
- 0001060955
In the last 90 days, Icon PLC insiders filed 0 open-market purchases and 12 sales; 423 institutions reported holding it in 13F filings for Q2 2026, worth $13.9B in total; superinvestors Harris Associates (Oakmark) and Greenhaven Associates hold it.
13F holders, Q1 2021
Institutional positions in Icon PLC as of Mar 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 426
- No complete 13F data for Q4 2020
- Shares held
- 51.0M
- No complete 13F data for Q4 2020
- Total value
- $10.0B
- No complete 13F data for Q4 2020
Holders and value by quarter
Institutions reporting ICLR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 423 | $13.9B |
| Q1 2026 | 420 | $8.74B |
| Q4 2025 | 514 | $14.1B |
| Q3 2025 | 513 | $13.0B |
| Q2 2025 | 489 | $11.2B |
| Q1 2025 | 562 | $13.3B |
| Q4 2024 | 596 | $16.0B |
| Q3 2024 | 662 | $22.4B |
| Q2 2024 | 676 | $24.3B |
| Q1 2024 | 648 | $26.1B |
| Q4 2023 | 603 | $22.1B |
| Q3 2023 | 556 | $19.7B |
| Q2 2023 | 534 | $19.9B |
| Q1 2023 | 538 | $16.1B |
| Q4 2022 | 531 | $14.5B |
| Q3 2022 | 488 | $13.9B |
| Q2 2022 | 510 | $16.2B |
| Q1 2022 | 512 | $17.8B |
| Q4 2021 | 548 | $22.7B |
| Q3 2021 | 510 | $19.3B |
| Q2 2021 | 449 | $12.3B |
| Q1 2021 | 426 | $10.0B |
Institutions, Q1 2021
Shares, value and share of portfolio for each institution holding Icon PLC.
Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Janus Henderson Group PLC | 508,939 | $100.0M | 0.05% | – | – |
| Norges Bank | 517,644 | $101.7M | 0.02% | – | – |
| Stephens Investment Management Group LLC | 521,479 | $102.4M | 1.49% | – | – |
| Pensioenfonds Rail & Ov | 529,853 | $104.0M | 2.36% | – | – |
| Alliancebernstein L.P. | 575,502 | $113.0M | 0.05% | – | – |
| Earnest Partners LLC | 587,140 | $115.3M | 0.69% | – | – |
| Bamco Inc | 655,073 | $128.6M | 0.32% | – | – |
| Neuberger Berman Group LLC | 675,456 | $132.0M | 0.13% | – | – |
| American Capital Management Inc | 724,321 | $142.2M | 4.30% | – | – |
| Polen Capital Management LLC | 767,550 | $150.7M | 0.34% | – | – |
| American Century Companies Inc | 798,898 | $156.9M | 0.12% | – | – |
| Principal Financial Group Inc | 873,508 | $171.5M | 0.12% | – | – |
| Invesco Ltd. | 939,919 | $184.6M | 0.05% | – | – |
| FIL Ltd | 1,040,453 | $204.3M | 0.23% | – | – |
| Boston Partners | 1,040,999 | $204.5M | 0.27% | – | – |
| Ninety One UK Ltd | 1,278,159 | $251.0M | 0.71% | – | – |
| Westfield Capital Management Co LP | 1,502,334 | $295.0M | 1.83% | – | – |
| Wasatch Advisors Inc | 1,747,192 | $343.1M | 1.54% | – | – |
| Pendal Group Limited | 1,880,861 | $369.3M | 3.62% | – | – |
| Acadian Asset Management LLC | 2,051,924 | $402.9M | 1.57% | – | – |
| Renaissance Technologies LLC | 2,069,718 | $406.4M | 0.51% | – | – |
| Clearbridge Investments, LLC | 2,131,431 | $418.5M | 0.31% | – | – |
| Comgest Global Investors S.A.S. | 2,932,906 | $575.9M | 8.82% | – | – |
| Wellington Management Group LLP | 2,993,445 | $587.8M | 0.10% | – | – |
| WCM Investment Management, LLC | 4,049,678 | $795.2M | 2.18% | – | – |
| Massachusetts Financial Services Co | 4,683,539 | $919.7M | 0.28% | – | – |