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, Q3 2021
Institutional positions in Icon PLC as of Sep 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
- 510
- +68 vs. Q2 2021
- Shares held
- 73.5M
- +14.0M (+23.4%) vs. Q2 2021
- Total value
- $19.3B
- +$6.94B (+56.4%) vs. Q2 2021
- New holders
- 122
- 209 more added
- Sold out
- 54
- 113 more reduced
7 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2021
Shares, value and share of portfolio for each institution holding Icon PLC; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Massachusetts Financial Services Co | 7,461,705 | $1.96B | 0.57% | +1,343,423+22.0% | Added |
| WCM Investment Management, LLC | 7,160,289 | $1.88B | 4.34% | +3,062,366+74.7% | Added |
| Wellington Management Group LLP | 5,048,625 | $1.32B | 0.22% | +1,288,493+34.3% | Added |
| Comgest Global Investors S.A.S. | 2,813,638 | $737.2M | 9.65% | −130,904−4.4% | Reduced |
| Clearbridge Investments, LLC | 2,363,455 | $619.3M | 0.44% | +287,705+13.9% | Added |
| Janus Henderson Group PLC | 2,236,444 | $586.1M | 0.26% | +1,524,846+214.3% | Added |
| Boston Partners | 2,155,437 | $564.8M | 0.72% | +1,046,263+94.3% | Added |
| Acadian Asset Management LLC | 1,993,227 | $522.2M | 1.99% | −37,424−1.8% | Reduced |
| American Century Companies Inc | 1,946,072 | $509.9M | 0.35% | +420,801+27.6% | Added |
| Pendal Group Limited | 1,692,148 | $443.4M | 3.66% | +32,095+1.9% | Added |
| Polen Capital Management LLC | 1,659,850 | $434.9M | 0.80% | +877,316+112.1% | Added |
| FIL Ltd | 1,597,237 | $418.5M | 0.46% | +400,792+33.5% | Added |
| Ninety One UK Ltd | 1,580,440 | $414.1M | 1.06% | +178,610+12.7% | Added |
| Renaissance Technologies LLC | 1,554,558 | $407.3M | 0.53% | −434,260−21.8% | Reduced |
| Westfield Capital Management Co LP | 1,284,943 | $336.7M | 2.03% | −21,638−1.7% | Reduced |
| AustralianSuper Pty Ltd | 1,087,257 | $284.9M | 1.83% | 00.0% | Unchanged |
| Wasatch Advisors Inc | 1,027,540 | $269.2M | 1.09% | −47,635−4.4% | Reduced |
| Capital Research Global Investors | 919,751 | $241.0M | 0.06% | +919,751 | New |
| William Blair Investment Management, LLC | 913,720 | $239.4M | 0.68% | +280,653+44.3% | Added |
| Bamco Inc | 853,686 | $223.7M | 0.51% | +183,008+27.3% | Added |
| Invesco Ltd. | 819,430 | $214.7M | 0.05% | −58,495−6.7% | Reduced |
| Principal Financial Group Inc | 765,159 | $200.5M | 0.13% | −68,181−8.2% | Reduced |
| Steadfast Capital Management LP | 761,981 | $199.7M | 2.52% | +761,981 | New |
| Norges Bank | 727,578 | $190.6M | 0.04% | +42,774+6.2% | Added |
| Standard Life Aberdeen plc | 721,570 | $189.1M | 0.43% | +589,874+447.9% | Added |
| American Capital Management Inc | 719,763 | $188.6M | 5.06% | −4,484−0.6% | Reduced |
| Two Sigma Advisers, LP | 655,763 | $171.8M | 0.45% | +132,452+25.3% | Added |
| Neuberger Berman Group LLC | 663,337 | $170.8M | 0.15% | −3,283−0.5% | Reduced |
| Trinity Street Asset Management LLP | 648,624 | $170.0M | 20.84% | +310,506+91.8% | Added |
| Stephens Investment Management Group LLC | 625,370 | $163.9M | 2.23% | +151,089+31.9% | Added |
| Bank of America Corp | 597,975 | $156.7M | 0.02% | +105,993+21.5% | Added |
| Franklin Resources Inc | 543,315 | $142.4M | 0.05% | +76,713+16.4% | Added |
| Pensioenfonds Rail & Ov | 514,581 | $134.8M | 3.41% | −42,687−7.7% | Reduced |
| Alliancebernstein L.P. | 513,614 | $134.6M | 0.05% | +50,075+10.8% | Added |
| Earnest Partners LLC | 504,342 | $132.1M | 0.81% | −25,023−4.7% | Reduced |
| Northern Trust Corp | 479,743 | $125.7M | 0.02% | +159,773+49.9% | Added |
| Putnam Investments LLC | 479,379 | $125.6M | 0.19% | +74,143+18.3% | Added |
| Artisan Partners Limited Partnership | 458,012 | $120.0M | 0.15% | +458,012 | New |
| New York State Common Retirement Fund | 442,736 | $116.0M | 0.12% | +37,677+9.3% | Added |
| Baird Financial Group, Inc. | 389,971 | $102.2M | 0.26% | +8,160+2.1% | Added |
| Bank of Montreal | 362,630 | $97.4M | 0.05% | +9,846+2.8% | Added |
| Morgan Stanley | 352,574 | $92.4M | 0.01% | −315,487−47.2% | Reduced |
| Envestnet Asset Management Inc | 350,251 | $91.8M | 0.05% | +114,900+48.8% | Added |
| BlackRock Inc. | 348,853 | $91.4M | 0.00% | +308,546+765.5% | Added |
| Brown Capital Management LLC | 316,522 | $82.9M | 0.68% | −15,943−4.8% | Reduced |
| TD Asset Management Inc | 300,775 | $78.8M | 0.08% | +299,611+25,739.8% | Added |
| SEI Investments Co | 270,525 | $70.9M | 0.15% | +61,745+29.6% | Added |
| CIBC Private Wealth Group, LLC | 263,959 | $69.2M | 0.16% | −21,198−7.4% | Reduced |
| Millennium Management LLC | 253,804 | $66.5M | 0.09% | −644,083−71.7% | Reduced |
| Arrowstreet Capital, Limited Partnership | 253,247 | $66.4M | 0.08% | +210,103+487.0% | Added |
| Loomis Sayles & Co L P | 236,970 | $62.1M | 0.08% | +39,791+20.2% | Added |
| Lazard Asset Management LLC | 234,267 | $61.4M | 0.07% | −216,527−48.0% | Reduced |
| TimesSquare Capital Management, LLC | 228,320 | $59.8M | 0.52% | +226,295+11,175.1% | Added |
| Raymond James & Associates | 224,794 | $58.9M | 0.05% | +74,730+49.8% | Added |
| Montanaro Asset Management Ltd | 214,900 | $56.3M | 6.79% | −23,000−9.7% | Reduced |
| Nuveen Asset Management, LLC | 201,553 | $52.8M | 0.02% | −28,344−12.3% | Reduced |
| Palisade Capital Management LLC | 199,901 | $52.4M | 1.14% | −61,297−23.5% | Reduced |
| Federated Hermes, Inc. | 191,189 | $50.1M | 0.10% | +20,461+12.0% | Added |
| Ninety One North America, Inc. | 186,558 | $48.9M | 2.25% | +16,052+9.4% | Added |
| Point72 Asset Management, L.P. | 182,300 | $47.8M | 0.23% | +27,300+17.6% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 180,404 | $47.3M | 0.12% | +89,804+99.1% | Added |
| California Public Employees Retirement System | 177,255 | $46.4M | 0.03% | +57,079+47.5% | Added |
| Alyeska Investment Group, L.P. | 166,771 | $43.7M | 0.54% | +166,771 | New |
| PFM Health Sciences, LP | 158,183 | $41.4M | 1.35% | +13,956+9.7% | Added |
| Tdam USA Inc. | 152,003 | $39.8M | 2.62% | +152,003 | New |
| Clark Capital Management Group, Inc. | 150,555 | $39.4M | 0.54% | −44,551−22.8% | Reduced |
| Bank of New York Mellon Corp | 147,187 | $38.6M | 0.01% | −3,864−2.6% | Reduced |
| Russell Investments Group, Ltd. | 142,020 | $37.5M | 0.06% | +56,023+65.1% | Added |
| Kornitzer Capital Management Inc | 140,581 | $36.8M | 0.57% | +20,000+16.6% | Added |
| State of Tennessee, Treasury Department | 140,022 | $36.7M | 0.14% | +51,325+57.9% | Added |
| State of Wisconsin Investment Board | 138,337 | $36.2M | 0.08% | +83,112+150.5% | Added |
| Wells Fargo & Company | 137,664 | $36.1M | 0.01% | +39,221+39.8% | Added |
| Fiera Capital Corp | 137,127 | $35.9M | 0.09% | +137,127 | New |
| Allianz Asset Management GmbH | 131,052 | $34.3M | 0.03% | +114,377+685.9% | Added |
| Iron Triangle Partners LP | 130,000 | $34.1M | 4.89% | +45,000+52.9% | Added |
| Royal Bank of Canada | 125,552 | $32.9M | 0.01% | +80,225+177.0% | Added |
| Peregrine Capital Management LLC | 119,866 | $31.4M | 0.65% | +20,161+20.2% | Added |
| Motley Fool Wealth Management, LLC | 114,739 | $30.1M | 1.31% | −321−0.3% | Reduced |
| Summit Creek Advisors LLC | 113,176 | $29.7M | 3.14% | −5,738−4.8% | Reduced |
| Ameriprise Financial Inc | 112,918 | $29.6M | 0.01% | +41,237+57.5% | Added |
| Van Eck Associates Corp | 109,770 | $28.8M | 0.07% | +109,770 | New |
| Two Sigma Investments, LP | 109,324 | $28.6M | 0.08% | −517,242−82.6% | Reduced |
| Premier Fund Managers Ltd | 102,561 | $27.4M | 0.89% | +5,770+6.0% | Added |
| McKinley Capital Management LLC /Delaware | 104,465 | $27.4M | 2.57% | +28,250+37.1% | Added |
| Polar Capital Holdings Plc | 104,039 | $27.3M | 0.15% | −2,042−1.9% | Reduced |
| JPMorgan Chase & Co | 101,322 | $26.5M | 0.00% | +54,634+117.0% | Added |
| Parametric Portfolio Associates LLC | 99,218 | $26.0M | 0.01% | +17,763+21.8% | Added |
| Tekla Capital Management LLC | 98,871 | $25.9M | 0.83% | +62,514+171.9% | Added |
| Natixis Advisors, L.P. | 96,366 | $25.3M | 0.10% | +35,983+59.6% | Added |
| Oribel Capital Management, LP | 91,000 | $23.8M | 2.94% | +33,600+58.5% | Added |
| Victory Capital Management Inc | 89,920 | $23.6M | 0.02% | −2,301−2.5% | Reduced |
| Perpetual Investment Management Ltd | 88,507 | $23.2M | 2.94% | +88,507 | New |
| Tygh Capital Management, Inc. | 87,794 | $23.0M | 3.11% | −10,212−10.4% | Reduced |
| Ergoteles LLC | 86,564 | $22.7M | 0.83% | +86,564 | New |
| Reilly Financial Advisors, LLC | 82,686 | $21.7M | 1.86% | +80,309+3,378.6% | Added |
| Legal & General Group Plc | 81,962 | $21.5M | 0.01% | +14,860+22.1% | Added |
| Strategic Global Advisors, LLC | 81,143 | $21.3M | 3.11% | −2,294−2.7% | Reduced |
| Motley Fool Asset Management LLC | 80,000 | $21.0M | 1.36% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 79,759 | $20.9M | 0.05% | +76,001+2,022.4% | Added |
| FMR LLC | 78,821 | $20.7M | 0.00% | +2,376+3.1% | Added |