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 2026
Institutional positions in Icon PLC as of Jun 30, 2026. 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
- 423
- +7 vs. Q1 2026
- Shares held
- 80.3M
- +2.20M (+2.8%) vs. Q1 2026
- Total value
- $13.9B
- +$5.13B (+58.7%) vs. Q1 2026
- New holders
- 87
- 147 more added
- Sold out
- 80
- 138 more reduced
4 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 2026
Shares, value and share of portfolio for each institution holding Icon PLC; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Trexquant Investment LP | 48,182 | $8.37M | 0.05% | −14,446−23.1% | Reduced |
| 683 Capital Management, LLC | 48,000 | $8.34M | 0.77% | −14,000−22.6% | Reduced |
| Allianz Asset Management GmbH | 47,127 | $8.19M | 0.01% | +47,127 | New |
| Capital International Sarl | 46,479 | $8.07M | 0.11% | +2,278+5.2% | Added |
| Heartland Advisors Inc | 45,843 | $7.96M | 0.35% | +29,777+185.3% | Added |
| Deutsche Bank AG | 45,440 | $7.89M | 0.00% | +21,098+86.7% | Added |
| Sendero Wealth Management, LLC | 45,382 | $7.88M | 0.78% | +4,902+12.1% | Added |
| Nomura Asset Management International Inc. | 45,011 | $7.82M | 0.01% | +3,119+7.4% | Added |
| Van Eck Associates Corp | 43,319 | $7.52M | 0.00% | +601+1.4% | Added |
| Allspring Global Investments Holdings, LLC | 41,766 | $7.26M | 0.01% | −40,369−49.1% | Reduced |
| Amundi | 41,428 | $7.20M | 0.00% | +7,845+23.4% | Added |
| Burnham & Co LLC | 39,507 | $6.86M | 5.53% | +39,507 | New |
| Timber Creek Capital Management LLC | 38,937 | $6.76M | 1.38% | +2,817+7.8% | Added |
| Liontrust Investment Partners LLP | 38,857 | $6.75M | 0.10% | −2,253−5.5% | Reduced |
| Toroso Investments, LLC | 37,502 | $6.51M | 0.02% | −796−2.1% | Reduced |
| Concurrent Investment Advisors, LLC | 36,482 | $6.34M | 0.05% | +36,482 | New |
| Thompson Siegel & Walmsley LLC | 35,096 | $6.10M | 0.11% | +35,096 | New |
| TD Asset Management Inc | 34,478 | $5.99M | 0.01% | +21,010+156.0% | Added |
| Circumference Group LLC | 34,000 | $5.91M | 12.83% | +5,000+17.2% | Added |
| Arkadios Wealth Advisors | 33,838 | $5.88M | 0.09% | +3,995+13.4% | Added |
| Quartz Partners, LLC | 33,352 | $5.79M | 1.90% | +6,732+25.3% | Added |
| Squarepoint Ops LLC | 33,000 | $5.73M | 0.01% | +33,000 | New |
| Prescott Group Capital Management, L.L.C. | 32,682 | $5.68M | 0.49% | 00.0% | Unchanged |
| National Philanthropic Trust | 32,396 | $5.63M | 0.08% | +10,719+49.4% | Added |
| Captrust Financial Advisors | 31,508 | $5.47M | 0.01% | −1,513−4.6% | Reduced |
| Rice Hall James & Associates, LLC | 30,294 | $5.26M | 0.26% | +148+0.5% | Added |
| Bank of New York Mellon Corp | 29,216 | $5.08M | 0.00% | −2,630−8.3% | Reduced |
| London Co of Virginia | 29,145 | $5.06M | 0.03% | +1,206+4.3% | Added |
| Motley Fool Asset Management LLC | 27,738 | $4.82M | 0.19% | −1,200−4.1% | Reduced |
| SeaBridge Investment Advisors LLC | 26,986 | $4.69M | 0.68% | +1,082+4.2% | Added |
| Tudor Investment Corp Et Al | 26,270 | $4.56M | 0.02% | −39,105−59.8% | Reduced |
| Pathstone Holdings, LLC | 25,266 | $4.47M | 0.01% | −908−3.5% | Reduced |
| Janney Montgomery Scott LLC | 25,667 | $4.46M | 0.01% | −10,992−30.0% | Reduced |
| USS Investment Management Ltd | 25,369 | $4.41M | 0.02% | +11,354+81.0% | Added |
| Buckhead Capital Management LLC | 25,373 | $4.41M | 1.51% | +4,088+19.2% | Added |
| Lazard Asset Management LLC | 25,053 | $4.35M | 0.01% | +1,981+8.6% | Added |
| Capital International Ltd | 24,663 | $4.28M | 0.14% | 00.0% | Unchanged |
| Stifel Financial Corp | 24,124 | $4.19M | 0.00% | +2,525+11.7% | Added |
| DnB Asset Management AS | 23,953 | $4.16M | 0.01% | −36,909−60.6% | Reduced |
| Palisade Capital Management LLC | 23,764 | $4.13M | 0.18% | −34,386−59.1% | Reduced |
| State of Wyoming | 22,228 | $3.86M | 0.39% | +19,146+621.2% | Added |
| LPL Financial LLC | 21,944 | $3.81M | 0.00% | +1,956+9.8% | Added |
| Bank Julius Baer & Co. Ltd, Zurich | 20,683 | $3.59M | 0.01% | +2,307+12.6% | Added |
| Kennedy Capital Management, Inc. | 19,993 | $3.47M | 0.06% | +4,345+27.8% | Added |
| Apollon Wealth Management, LLC | 19,819 | $3.44M | 0.04% | +19,819 | New |
| Empowered Funds, LLC | 19,738 | $3.43M | 0.02% | +17,129+656.5% | Added |
| Moore Capital Management, LP | 19,382 | $3.37M | 0.08% | −127,826−86.8% | Reduced |
| Formula Growth Ltd | 18,692 | $3.25M | 1.14% | +11,692+167.0% | Added |
| Hotchkis & Wiley Capital Management LLC | 18,092 | $3.14M | 0.01% | −20,800−53.5% | Reduced |
| Vanguard Asset Management, Ltd | 18,055 | $3.14M | 0.00% | +465+2.6% | Added |
| Romano Brothers and Company | 17,939 | $3.12M | 0.31% | −1,671−8.5% | Reduced |
| Vanguard Portfolio Management LLC | 17,207 | $2.99M | 0.00% | +171+1.0% | Added |
| CWM Advisors, LLC | 17,182 | $2.98M | 0.12% | −7,801−31.2% | Reduced |
| Mackenzie Financial Corp | 16,454 | $2.86M | 0.00% | +4,526+37.9% | Added |
| Live Oak Private Wealth LLC | 16,161 | $2.81M | 0.35% | −4,661−22.4% | Reduced |
| XTX Topco Ltd | 15,577 | $2.71M | 0.04% | +15,577 | New |
| SummitTX Capital, L.P. | 15,199 | $2.64M | 0.07% | +15,199 | New |
| Northern Trust Corp | 14,279 | $2.48M | 0.00% | +1,829+14.7% | Added |
| Grandeur Peak Global Advisors, LLC | 13,910 | $2.42M | 0.56% | −57−0.4% | Reduced |
| Cetera Investment Advisers | 13,855 | $2.41M | 0.00% | −1,004−6.8% | Reduced |
| Quadrature Capital Ltd | 13,531 | $2.35M | 0.02% | +13,531 | New |
| First National Bank of Omaha | 13,528 | $2.35M | 0.07% | −14,842−52.3% | Reduced |
| Banque de Luxembourg S.A. | 13,280 | $2.31M | 1.09% | +93+0.7% | Added |
| Thor Investment Management Inc | 13,272 | $2.31M | 1.31% | +855+6.9% | Added |
| Manufacturers Life Insurance Company, The | 13,164 | $2.29M | 0.00% | −137,630−91.3% | Reduced |
| Wiley Bros.-Aintree Capital, LLC | 12,980 | $2.25M | 0.01% | −297−2.2% | Reduced |
| Capital International Inc | 12,283 | $2.13M | 0.01% | −1,380−10.1% | Reduced |
| VELA Investment Management, LLC | 12,192 | $2.12M | 0.52% | +10,198+511.4% | Added |
| Susquehanna International Group, LLP | 12,084 | $2.10M | 0.00% | +4,053+50.5% | Added |
| Banque Pictet & Cie SA | 12,018 | $2.09M | 0.02% | −1,220−9.2% | Reduced |
| US Bancorp | 11,617 | $2.02M | 0.00% | +2,664+29.8% | Added |
| Assetmark, Inc | 11,579 | $2.01M | 0.00% | +2,744+31.1% | Added |
| Foyston, Gordon, & Payne Inc | 11,484 | $1.99M | 0.43% | −3,051−21.0% | Reduced |
| Daiwa Securities Group Inc. | 11,055 | $1.92M | 0.00% | −1,105−9.1% | Reduced |
| Brown Brothers Harriman & Co | 10,806 | $1.88M | 0.01% | +9,503+729.3% | Added |
| Polianta Ltd | 10,800 | $1.88M | 0.23% | +10,800 | New |
| Boothbay Fund Management, LLC | 10,402 | $1.81M | 0.03% | +10,402 | New |
| Farther Finance Advisors, LLC | 10,374 | $1.80M | 0.01% | +10,073+3,346.5% | Added |
| Citigroup Inc | 10,344 | $1.80M | 0.00% | −10,314−49.9% | Reduced |
| Stephens Inc | 10,126 | $1.76M | 0.02% | −421−4.0% | Reduced |
| Storgate, LLC | 10,042 | $1.74M | 0.36% | +6,834+213.0% | Added |
| Rothschild Investment LLC | 9,811 | $1.70M | 0.06% | −74−0.7% | Reduced |
| Motco | 9,353 | $1.62M | 0.14% | +2,460+35.7% | Added |
| Truist Financial Corp | 9,149 | $1.59M | 0.00% | −3,186−25.8% | Reduced |
| Blair William & Co | 9,048 | $1.57M | 0.00% | +251+2.9% | Added |
| Oppenheimer Asset Management Inc. | 8,790 | $1.53M | 0.02% | +215+2.5% | Added |
| Fox Run Management, L.L.C. | 8,750 | $1.52M | 0.25% | +8,750 | New |
| Sanctuary Advisors, LLC | 8,726 | $1.52M | 0.01% | −324−3.6% | Reduced |
| Welch & Forbes LLC | 8,655 | $1.50M | 0.02% | +50+0.6% | Added |
| Atria Investments LLC | 8,636 | $1.50M | 0.02% | +1,190+16.0% | Added |
| NewEdge Wealth, LLC | 8,345 | $1.45M | 0.01% | +307+3.8% | Added |
| Cambridge Investment Research Advisors, Inc. | 8,311 | $1.44M | 0.00% | +1,635+24.5% | Added |
| Concentric Capital Strategies, LP | 8,126 | $1.41M | 0.09% | +8,126 | New |
| BNP Paribas Arbitrage, SA | 7,788 | $1.35M | 0.00% | −10,439−57.3% | Reduced |
| Nicholas Hoffman & Company, LLC. | 7,167 | $1.24M | 0.03% | −1,787−20.0% | Reduced |
| Ossiam | 6,984 | $1.21M | 0.02% | −1,137−14.0% | Reduced |
| Tributary Capital Management, LLC | 6,752 | $1.17M | 0.10% | +925+15.9% | Added |
| Highland Capital Management, LLC | 6,718 | $1.17M | 0.05% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 6,284 | $1.09M | 0.00% | +2,008+47.0% | Added |
| Thornburg Investment Management Inc | 6,010 | $1.04M | 0.01% | 00.0% | Unchanged |