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, Q2 2021
Institutional positions in Icon PLC as of Jun 30, 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
- 449
- +29 vs. Q1 2021
- Shares held
- 59.6M
- +8.74M (+17.2%) vs. Q1 2021
- Total value
- $12.3B
- +$2.34B (+23.4%) vs. Q1 2021
- New holders
- 78
- 168 more added
- Sold out
- 49
- 122 more reduced
6 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2021: new holders, sold out and not filed yet
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, Q2 2021
Shares, value and share of portfolio for each institution holding Icon PLC; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Sentry Investment Management LLC | 4,434 | $917.0K | 0.23% | 00.0% | Unchanged |
| Handelsbanken Fonder AB | 4,530 | $936.0K | 0.00% | −14,800−76.6% | Reduced |
| XTX Topco Ltd | 4,764 | $985.0K | 0.33% | +4,764 | New |
| Mitchell Capital Management Co | 4,795 | $991.0K | 0.22% | +405+9.2% | Added |
| Capital Asset Advisory Services LLC | 4,821 | $997.0K | 0.11% | +1,808+60.0% | Added |
| Tower Research Capital LLC (TRC) | 4,851 | $1.00M | 0.03% | −304−5.9% | Reduced |
| Pittenger & Anderson Inc | 4,865 | $1.01M | 0.05% | +4,865 | New |
| Verition Fund Management LLC | 5,057 | $1.04M | 0.02% | +5,057 | New |
| Y-Intercept (Hong Kong) Ltd | 5,194 | $1.07M | 0.27% | +5,194 | New |
| Greenwood Capital Associates LLC | 5,215 | $1.08M | 0.16% | +151+3.0% | Added |
| Quantitative Systematic Strategies LLC | 5,227 | $1.08M | 0.38% | +251+5.0% | Added |
| Arden Trust Co | 5,256 | $1.09M | 0.18% | −373−6.6% | Reduced |
| STRS Ohio | 5,304 | $1.10M | 0.00% | +5,304 | New |
| Alpha Paradigm Partners, LLC | 5,306 | $1.10M | 0.41% | +5,306 | New |
| Stephens Inc | 5,487 | $1.13M | 0.02% | +991+22.0% | Added |
| Glenmede Trust Co NA | 5,646 | $1.17M | 0.01% | +86+1.5% | Added |
| Hayek Kallen Investment Management | 5,930 | $1.23M | 0.52% | 00.0% | Unchanged |
| Cim, LLC | 5,136 | $1.24M | 0.20% | +83+1.6% | Added |
| Bessemer Group Inc | 6,076 | $1.25M | 0.00% | +1,150+23.3% | Added |
| Confluence Investment Management LLC | 6,141 | $1.27M | 0.02% | −49−0.8% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 6,146 | $1.27M | 0.01% | +101+1.7% | Added |
| Northwest & Ethical Investments L.P. | 6,169 | $1.28M | 0.04% | −8,395−57.6% | Reduced |
| Janney Montgomery Scott LLC | 6,230 | $1.29M | 0.01% | +74+1.2% | Added |
| Laurion Capital Management LP | 6,250 | $1.29M | 0.02% | +6,250 | New |
| Live Oak Private Wealth LLC | 6,278 | $1.30M | 0.29% | +54+0.9% | Added |
| Blair William & Co | 6,315 | $1.30M | 0.00% | +3,919+163.6% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 6,394 | $1.32M | 0.01% | 00.0% | Unchanged |
| DAGCO, Inc. | 6,423 | $1.33M | 0.59% | −663−9.4% | Reduced |
| The PNC Financial Services Group, Inc. | 6,475 | $1.34M | 0.00% | −2,163−25.0% | Reduced |
| First National Bank of Omaha | 6,910 | $1.36M | 0.07% | 00.0% | Unchanged |
| Creative Planning | 6,676 | $1.38M | 0.00% | −2,089−23.8% | Reduced |
| American National Insurance Co | 6,700 | $1.39M | 0.05% | 00.0% | Unchanged |
| Moody National Bank Trust Division | 6,700 | $1.39M | 0.03% | 00.0% | Unchanged |
| Mount Yale Investment Advisors, LLC | 6,861 | $1.42M | 0.17% | −152−2.2% | Reduced |
| Jefferies Group LLC | 6,862 | $1.42M | 0.02% | −25,454−78.8% | Reduced |
| Washington Trust Co | 6,960 | $1.44M | 0.04% | −120−1.7% | Reduced |
| Brown Advisory Securities, LLC | 7,200 | $1.49M | 0.23% | 00.0% | Unchanged |
| Utah Retirement Systems | 7,257 | $1.50M | 0.02% | 00.0% | Unchanged |
| Cna Financial Corp | 7,261 | $1.50M | 0.42% | −2,660−26.8% | Reduced |
| Schonfeld Strategic Advisors LLC | 7,400 | $1.53M | 0.02% | +7,400 | New |
| AlphaCrest Capital Management LLC | 7,458 | $1.54M | 0.07% | +6,242+513.3% | Added |
| Pettee Investors, Inc. | 7,701 | $1.59M | 0.75% | 00.0% | Unchanged |
| Atria Investments LLC | 7,756 | $1.60M | 0.03% | +212+2.8% | Added |
| Bangor Savings Bank | 7,832 | $1.62M | 0.18% | +110+1.4% | Added |
| PEAK6 Investments LLC | 7,934 | $1.64M | 0.04% | −9,212−53.7% | Reduced |
| Fort, L.P. | 8,012 | $1.66M | 0.48% | −644−7.4% | Reduced |
| Dynamic Technology Lab Private Ltd | 8,359 | $1.73M | 0.17% | +8,359 | New |
| Engineers Gate Manager LP | 8,406 | $1.74M | 0.11% | +8,406 | New |
| Eaton Vance Management | 8,431 | $1.74M | 0.00% | +26+0.3% | Added |
| Wesbanco Bank Inc | 8,632 | $1.78M | 0.07% | 00.0% | Unchanged |
| Diversified Trust Co | 8,765 | $1.81M | 0.07% | 00.0% | Unchanged |
| FORA Capital, LLC | 9,159 | $1.89M | 0.35% | +9,159 | New |
| Credit Suisse AG | – | $1.97M | 0.00% | – | – |
| Twinbeech Capital LP | 9,615 | $1.99M | 0.24% | +9,615 | New |
| Eagle Global Advisors LLC | 10,100 | $2.09M | 0.14% | +5,000+98.0% | Added |
| Federation des caisses Desjardins du Quebec | 10,209 | $2.11M | 0.02% | −1,018−9.1% | Reduced |
| Arabesque Asset Management Ltd | 11,232 | $2.32M | 0.99% | −3,061−21.4% | Reduced |
| Mackenzie Financial Corp | 11,537 | $2.38M | 0.00% | +3,585+45.1% | Added |
| MML Investors Services, LLC | 11,574 | $2.39M | 0.02% | +426+3.8% | Added |
| Seascape Capital Management | 12,345 | $2.55M | 1.33% | +802+6.9% | Added |
| Colony Group LLC | 13,209 | $2.73M | 0.05% | −142−1.1% | Reduced |
| TownSquare Capital, LLC | 13,447 | $2.85M | 0.09% | +5,122+61.5% | Added |
| Amica Mutual Insurance Co | 13,789 | $2.85M | 0.30% | 00.0% | Unchanged |
| Group One Trading, L.P. | 13,800 | $2.85M | 0.05% | +10,000+263.2% | Added |
| Marshall Wace North America L.P. | 14,112 | $2.92M | 0.01% | +7,827+124.5% | Added |
| Burney Co | 14,323 | $2.96M | 0.14% | −1,226−7.9% | Reduced |
| Castleark Management LLC | 14,425 | $2.98M | 0.10% | +11,865+463.5% | Added |
| AMP Capital Investors Ltd | 14,678 | $3.03M | 0.01% | +7,113+94.0% | Added |
| HighTower Advisors, LLC | 14,776 | $3.05M | 0.01% | +719+5.1% | Added |
| Shanda Asset Management Holdings Ltd | 14,826 | $3.06M | 0.41% | 00.0% | Unchanged |
| Wolverine Trading, LLC | 14,544 | $3.11M | 0.08% | +8,918+158.5% | Added |
| Fisher Asset Management, LLC | 15,446 | $3.19M | 0.00% | −81−0.5% | Reduced |
| FDx Advisors, Inc. | 15,823 | $3.27M | 0.11% | +974+6.6% | Added |
| First Trust Advisors LP | 15,843 | $3.27M | 0.00% | −699−4.2% | Reduced |
| TD Private Client Wealth LLC | 15,974 | $3.30M | 0.14% | +5,540+53.1% | Added |
| DnB Asset Management AS | 16,218 | $3.35M | 0.02% | −2,591−13.8% | Reduced |
| Equitable Trust Co | 16,538 | $3.42M | 0.22% | +1,225+8.0% | Added |
| Allianz Asset Management GmbH | 16,675 | $3.45M | 0.00% | +16,675 | New |
| US Bancorp | 17,423 | $3.60M | 0.01% | +1,589+10.0% | Added |
| Qube Research & Technologies Ltd | 17,616 | $3.64M | 0.05% | +17,616 | New |
| Westpac Banking Corp | 17,679 | $3.65M | 0.04% | +17,679 | New |
| Raymond James Financial Services Advisors, Inc. | 17,723 | $3.66M | 0.01% | −10,458−37.1% | Reduced |
| Eqis Capital Management, Inc. | 17,913 | $3.70M | 0.28% | −153−0.8% | Reduced |
| Charles Schwab Investment Management Inc | 18,103 | $3.74M | 0.00% | +5,696+45.9% | Added |
| M&T Bank Corp | 18,979 | $3.92M | 0.02% | −6,177−24.6% | Reduced |
| Employees Retirement System of Texas | 19,045 | $3.94M | 0.05% | +19,045 | New |
| ExodusPoint Capital Management, LP | 19,380 | $4.01M | 0.06% | +19,380 | New |
| Quantbot Technologies LP | 19,491 | $4.03M | 0.32% | +15,768+423.5% | Added |
| Man Group plc | 19,653 | $4.06M | 0.01% | +12,122+161.0% | Added |
| Welch & Forbes LLC | 19,690 | $4.07M | 0.07% | −275−1.4% | Reduced |
| Susquehanna Fundamental Investments, LLC | 19,969 | $4.13M | 0.08% | −2,709−11.9% | Reduced |
| Advisor Group Holdings, Inc. | 20,032 | $4.14M | 0.01% | +3,213+19.1% | Added |
| Oppenheimer Asset Management Inc. | 20,302 | $4.20M | 0.06% | −617−2.9% | Reduced |
| Azimuth Capital Management LLC | 20,376 | $4.21M | 0.18% | +1,847+10.0% | Added |
| FNY Investment Advisers, LLC | 20,448 | $4.23M | 1.70% | +20,448 | New |
| Jane Street Group, LLC | 20,826 | $4.30M | 0.01% | +14,945+254.1% | Added |
| Credit Agricole S A | 20,962 | $4.33M | 0.14% | −769−3.5% | Reduced |
| Fundsmith Investment Services Ltd. | 22,275 | $4.60M | 2.86% | +22,275 | New |
| Meritage Portfolio Management | 22,280 | $4.61M | 0.28% | +656+3.0% | Added |
| Sciencast Management LP | 21,942 | $4.62M | 0.97% | +21,942 | New |