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, Q4 2021
Institutional positions in Icon PLC as of Dec 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
- 548
- +43 vs. Q3 2021
- Shares held
- 73.4M
- −114.5K (−0.2%) vs. Q3 2021
- Total value
- $22.7B
- +$3.40B (+17.6%) vs. Q3 2021
- New holders
- 97
- 188 more added
- Sold out
- 54
- 177 more reduced
5 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2021
Shares, value and share of portfolio for each institution holding Icon PLC; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Massachusetts Financial Services Co | 7,228,230 | $2.24B | 0.61% | −233,475−3.1% | Reduced |
| WCM Investment Management, LLC | 7,179,979 | $2.22B | 5.01% | +19,690+0.3% | Added |
| Wellington Management Group LLP | 5,154,597 | $1.60B | 0.26% | +105,972+2.1% | Added |
| Clearbridge Investments, LLC | 2,417,384 | $748.7M | 0.51% | +53,929+2.3% | Added |
| Janus Henderson Group PLC | 2,345,721 | $726.6M | 0.30% | +109,277+4.9% | Added |
| Comgest Global Investors S.A.S. | 2,312,599 | $716.2M | 9.53% | −501,039−17.8% | Reduced |
| Boston Partners | 2,114,899 | $654.5M | 0.79% | −40,538−1.9% | Reduced |
| American Century Companies Inc | 2,021,663 | $626.1M | 0.40% | +75,591+3.9% | Added |
| Polen Capital Management LLC | 1,586,759 | $491.4M | 0.83% | −73,091−4.4% | Reduced |
| Ninety One UK Ltd | 1,567,089 | $485.3M | 1.15% | −13,351−0.8% | Reduced |
| FMR LLC | 1,542,418 | $477.7M | 0.04% | +1,463,597+1,856.9% | Added |
| FIL Ltd | 1,425,553 | $441.5M | 0.45% | −171,684−10.7% | Reduced |
| Renaissance Technologies LLC | 1,417,758 | $439.1M | 0.55% | −136,800−8.8% | Reduced |
| Artisan Partners Limited Partnership | 1,373,074 | $425.2M | 0.51% | +915,062+199.8% | Added |
| Pendal Group Limited | 1,353,961 | $419.3M | 3.36% | −338,187−20.0% | Reduced |
| Acadian Asset Management LLC | 1,335,662 | $413.6M | 1.55% | −657,565−33.0% | Reduced |
| Westfield Capital Management Co LP | 1,254,559 | $388.5M | 2.31% | −30,384−2.4% | Reduced |
| AustralianSuper Pty Ltd | 1,089,609 | $313.8M | 1.73% | +2,352+0.2% | Added |
| Capital Research Global Investors | 919,952 | $284.9M | 0.06% | +2010.0% | Added |
| Standard Life Aberdeen plc | 917,313 | $284.1M | 0.62% | +195,743+27.1% | Added |
| William Blair Investment Management, LLC | 902,807 | $279.6M | 0.76% | −10,913−1.2% | Reduced |
| Steadfast Capital Management LP | 879,305 | $272.3M | 4.65% | +117,324+15.4% | Added |
| Invesco Ltd. | 837,290 | $259.3M | 0.06% | +17,860+2.2% | Added |
| Bamco Inc | 792,531 | $245.4M | 0.52% | −61,155−7.2% | Reduced |
| Wasatch Advisors Inc | 781,142 | $241.9M | 0.99% | −246,398−24.0% | Reduced |
| Principal Financial Group Inc | 771,469 | $238.9M | 0.14% | +6,310+0.8% | Added |
| Norges Bank | 733,322 | $227.1M | 0.05% | +5,744+0.8% | Added |
| American Capital Management Inc | 716,925 | $222.0M | 5.70% | −2,838−0.4% | Reduced |
| Sustainable Growth Advisers, LP | 672,231 | $208.2M | 1.06% | +654,523+3,696.2% | Added |
| Trinity Street Asset Management LLP | 644,473 | $199.6M | 21.93% | −4,151−0.6% | Reduced |
| Neuberger Berman Group LLC | 646,350 | $196.3M | 0.15% | −16,987−2.6% | Reduced |
| Marshall Wace, LLP | 619,530 | $191.9M | 0.38% | +617,927+38,548.2% | Added |
| Bank of America Corp | 603,675 | $187.0M | 0.02% | +5,700+1.0% | Added |
| Stephens Investment Management Group LLC | 594,130 | $184.0M | 2.38% | −31,240−5.0% | Reduced |
| Alliancebernstein L.P. | 551,593 | $170.8M | 0.06% | +37,979+7.4% | Added |
| Northern Trust Corp | 486,356 | $150.6M | 0.02% | +6,613+1.4% | Added |
| Earnest Partners LLC | 482,714 | $149.5M | 0.86% | −21,628−4.3% | Reduced |
| Pensioenfonds Rail & Ov | 443,683 | $137.4M | 3.25% | −70,898−13.8% | Reduced |
| Putnam Investments LLC | 428,521 | $132.7M | 0.19% | −50,858−10.6% | Reduced |
| New York State Common Retirement Fund | 409,971 | $127.0M | 0.13% | −32,765−7.4% | Reduced |
| TD Asset Management Inc | 404,458 | $125.3M | 0.10% | +103,683+34.5% | Added |
| Franklin Resources Inc | 399,359 | $123.7M | 0.04% | −143,956−26.5% | Reduced |
| Baird Financial Group, Inc. | 378,245 | $117.1M | 0.27% | −11,726−3.0% | Reduced |
| Envestnet Asset Management Inc | 366,864 | $113.6M | 0.06% | +16,613+4.7% | Added |
| SEI Investments Co | 358,186 | $110.9M | 0.21% | +87,661+32.4% | Added |
| BlackRock Inc. | 353,774 | $109.6M | 0.00% | +4,921+1.4% | Added |
| Morgan Stanley | 346,992 | $107.5M | 0.01% | −5,582−1.6% | Reduced |
| 1832 Asset Management L.P. | 320,000 | $100.0M | 0.18% | +320,000 | New |
| Ameriprise Financial Inc | 350,979 | $97.8M | 0.03% | +238,061+210.8% | Added |
| Two Sigma Advisers, LP | 300,802 | $93.2M | 0.23% | −354,961−54.1% | Reduced |
| Brown Capital Management LLC | 289,132 | $89.5M | 0.74% | −27,390−8.7% | Reduced |
| Nuveen Asset Management, LLC | 237,606 | $73.6M | 0.02% | +36,053+17.9% | Added |
| CIBC Private Wealth Group, LLC | 237,131 | $73.4M | 0.15% | −26,828−10.2% | Reduced |
| Raymond James & Associates | 236,580 | $73.3M | 0.06% | +11,786+5.2% | Added |
| Loomis Sayles & Co L P | 234,444 | $72.6M | 0.09% | −2,526−1.1% | Reduced |
| TimesSquare Capital Management, LLC | 226,300 | $70.1M | 0.62% | −2,020−0.9% | Reduced |
| Ninety One North America, Inc. | 223,653 | $69.3M | 2.42% | +37,095+19.9% | Added |
| Montanaro Asset Management Ltd | 222,400 | $68.9M | 6.95% | +7,500+3.5% | Added |
| Tdam USA Inc. | 199,149 | $61.7M | 3.83% | +47,146+31.0% | Added |
| California Public Employees Retirement System | 173,983 | $53.9M | 0.04% | −3,272−1.8% | Reduced |
| PFM Health Sciences, LP | 158,183 | $49.0M | 1.71% | 00.0% | Unchanged |
| Clark Capital Management Group, Inc. | 157,268 | $48.7M | 0.60% | +6,713+4.5% | Added |
| Wells Fargo & Company | 149,039 | $46.2M | 0.01% | +11,375+8.3% | Added |
| State of Tennessee, Treasury Department | 133,207 | $41.3M | 0.15% | −6,815−4.9% | Reduced |
| Royal Bank of Canada | 132,367 | $41.0M | 0.01% | +6,815+5.4% | Added |
| Palisade Capital Management LLC | 131,490 | $40.7M | 0.82% | −68,411−34.2% | Reduced |
| Federated Hermes, Inc. | 127,954 | $39.6M | 0.07% | −63,235−33.1% | Reduced |
| Kornitzer Capital Management Inc | 126,981 | $39.3M | 0.59% | −13,600−9.7% | Reduced |
| Peregrine Capital Management LLC | 123,388 | $38.2M | 0.77% | +3,522+2.9% | Added |
| Russell Investments Group, Ltd. | 120,273 | $37.2M | 0.06% | −21,747−15.3% | Reduced |
| Fiera Capital Corp | 118,049 | $36.6M | 0.09% | −19,078−13.9% | Reduced |
| Summit Creek Advisors LLC | 116,302 | $36.0M | 3.62% | +3,126+2.8% | Added |
| Lazard Asset Management LLC | 115,423 | $35.7M | 0.04% | −118,844−50.7% | Reduced |
| Motley Fool Wealth Management, LLC | 112,823 | $34.9M | 1.52% | −1,916−1.7% | Reduced |
| Iron Triangle Partners LP | 110,000 | $34.1M | 4.75% | −20,000−15.4% | Reduced |
| Premier Fund Managers Ltd | 105,835 | $32.7M | 1.05% | +3,274+3.2% | Added |
| Polar Capital Holdings Plc | 104,039 | $32.2M | 0.17% | 00.0% | Unchanged |
| McKinley Capital Management LLC /Delaware | 103,125 | $31.9M | 2.85% | −1,340−1.3% | Reduced |
| Natixis Advisors, L.P. | 100,055 | $31.0M | 0.12% | +3,689+3.8% | Added |
| Axiom Investors LLC | 99,820 | $30.9M | 0.57% | +99,820 | New |
| Victory Capital Management Inc | 99,054 | $30.7M | 0.03% | +9,134+10.2% | Added |
| Tekla Capital Management LLC | 98,871 | $30.6M | 0.99% | 00.0% | Unchanged |
| Legal & General Group Plc | 98,673 | $30.6M | 0.01% | +16,711+20.4% | Added |
| Parametric Portfolio Associates LLC | 96,528 | $29.9M | 0.02% | −2,690−2.7% | Reduced |
| Oribel Capital Management, LP | 91,900 | $28.5M | 2.36% | +900+1.0% | Added |
| JPMorgan Chase & Co | 90,624 | $28.1M | 0.00% | −10,698−10.6% | Reduced |
| Reilly Financial Advisors, LLC | 87,214 | $27.0M | 2.01% | +4,528+5.5% | Added |
| Bank of New York Mellon Corp | 86,599 | $26.8M | 0.00% | −60,588−41.2% | Reduced |
| Stifel Financial Corp | 81,271 | $25.2M | 0.03% | +4,950+6.5% | Added |
| Allianz Asset Management GmbH | 81,270 | $25.2M | 0.02% | −49,782−38.0% | Reduced |
| State Street Corp | 81,119 | $25.1M | 0.00% | +3,344+4.3% | Added |
| Motley Fool Asset Management LLC | 80,000 | $24.8M | 1.58% | 00.0% | Unchanged |
| Deutsche Bank AG | 77,062 | $23.9M | 0.01% | −1,034−1.3% | Reduced |
| State of Wisconsin Investment Board | 76,037 | $23.5M | 0.05% | −62,300−45.0% | Reduced |
| Geode Capital Management, LLC | 72,821 | $22.6M | 0.00% | +1,342+1.9% | Added |
| Canada Pension Plan Investment Board | 67,252 | $20.8M | 0.02% | +12,300+22.4% | Added |
| AXA S.A. | 66,448 | $20.6M | 0.05% | −6,018−8.3% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 65,100 | $20.2M | 0.04% | −115,304−63.9% | Reduced |
| Goldman Sachs Group Inc | 65,009 | $20.1M | 0.00% | −930−1.4% | Reduced |
| Van Eck Associates Corp | 64,582 | $20.0M | 0.05% | −45,188−41.2% | Reduced |