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 2023
Institutional positions in Icon PLC as of Sep 30, 2023. 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
- 556
- +27 vs. Q2 2023
- Shares held
- 80.6M
- +1.25M (+1.6%) vs. Q2 2023
- Total value
- $19.7B
- −$128.7M (−0.6%) vs. Q2 2023
- New holders
- 66
- 185 more added
- Sold out
- 39
- 207 more reduced
5 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2023: 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 2023
Shares, value and share of portfolio for each institution holding Icon PLC; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| WCM Investment Management, LLC | 7,594,972 | $1.87B | 5.49% | +1,767,622+30.3% | Added |
| Massachusetts Financial Services Co | 6,058,006 | $1.49B | 0.52% | −610,945−9.2% | Reduced |
| Wellington Management Group LLP | 3,351,530 | $825.3M | 0.17% | +597,209+21.7% | Added |
| FMR LLC | 3,124,156 | $769.3M | 0.07% | +77,382+2.5% | Added |
| Lazard Asset Management LLC | 3,046,000 | $750.1M | 1.02% | −388,431−11.3% | Reduced |
| Boston Partners | 2,886,827 | $710.7M | 0.98% | −214,162−6.9% | Reduced |
| Ninety One UK Ltd | 2,597,601 | $639.7M | 2.02% | −76,554−2.9% | Reduced |
| Capital Research Global Investors | 2,023,125 | $498.2M | 0.14% | −59,384−2.9% | Reduced |
| Franklin Resources Inc | 1,879,943 | $462.9M | 0.24% | −284,285−13.1% | Reduced |
| Invesco Ltd. | 1,849,803 | $455.5M | 0.12% | +117,697+6.8% | Added |
| BlackRock Inc. | 1,741,394 | $428.8M | 0.01% | −131,751−7.0% | Reduced |
| Comgest Global Investors S.A.S. | 1,542,247 | $379.8M | 6.50% | −10,015−0.6% | Reduced |
| Citadel Advisors LLC | 1,487,565 | $366.3M | 0.40% | +1,376,919+1,244.4% | Added |
| Alliancebernstein L.P. | 1,449,504 | $356.9M | 0.15% | −44,927−3.0% | Reduced |
| American Century Companies Inc | 1,418,002 | $349.2M | 0.27% | −260,297−15.5% | Reduced |
| Sustainable Growth Advisers, LP | 1,356,703 | $334.1M | 1.70% | −44,921−3.2% | Reduced |
| Clearbridge Investments, LLC | 1,257,441 | $309.6M | 0.30% | +151,418+13.7% | Added |
| FIL Ltd | 1,247,959 | $307.3M | 0.36% | −265,129−17.5% | Reduced |
| Polen Capital Management LLC | 1,222,961 | $301.2M | 0.79% | −243,060−16.6% | Reduced |
| William Blair Investment Management, LLC | 1,043,165 | $256.9M | 0.85% | −16,491−1.6% | Reduced |
| State Street Corp | 997,809 | $245.7M | 0.01% | +41,513+4.3% | Added |
| Bamco Inc | 987,006 | $243.1M | 0.71% | −759−0.1% | Reduced |
| BlueSpruce Investments, LP | 977,914 | $240.8M | 4.39% | −163,992−14.4% | Reduced |
| Bank of America Corp | 931,814 | $229.5M | 0.03% | −72,300−7.2% | Reduced |
| Neuberger Berman Group LLC | 866,791 | $213.5M | 0.19% | −20,655−2.3% | Reduced |
| Janus Henderson Group PLC | 800,937 | $197.3M | 0.13% | +2,563+0.3% | Added |
| Millennium Management LLC | 789,867 | $194.5M | 0.20% | +147,534+23.0% | Added |
| Goldman Sachs Group Inc | 723,828 | $178.2M | 0.05% | +32,906+4.8% | Added |
| CIBC Private Wealth Group, LLC | 689,601 | $169.8M | 0.40% | −14,104−2.0% | Reduced |
| Victory Capital Management Inc | 660,119 | $162.6M | 0.19% | +593,611+892.5% | Added |
| Norges Bank | 656,943 | $161.8M | 0.03% | −59,144−8.3% | Reduced |
| Trinity Street Asset Management LLP | 632,255 | $155.7M | 20.00% | −62,448−9.0% | Reduced |
| Northern Trust Corp | 619,988 | $152.7M | 0.03% | +83,404+15.5% | Added |
| Earnest Partners LLC | 583,261 | $143.6M | 0.83% | −14,686−2.5% | Reduced |
| Wasatch Advisors Inc | 576,749 | $142.0M | 0.90% | −1,514−0.3% | Reduced |
| Westfield Capital Management Co LP | 556,017 | $136.9M | 0.93% | −821,458−59.6% | Reduced |
| CCLA Investment Management Ltd | 529,849 | $130.5M | 2.44% | +21,236+4.2% | Added |
| American Capital Management Inc | 523,980 | $129.0M | 4.97% | −37,649−6.7% | Reduced |
| AustralianSuper Pty Ltd | 522,828 | $128.7M | 0.83% | 00.0% | Unchanged |
| Principal Financial Group Inc | 518,073 | $127.6M | 0.09% | −4,394−0.8% | Reduced |
| Renaissance Technologies LLC | 505,058 | $124.4M | 0.21% | −184,100−26.7% | Reduced |
| Envestnet Asset Management Inc | 477,694 | $117.6M | 0.05% | +199,500+71.7% | Added |
| Stephens Investment Management Group LLC | 472,399 | $116.3M | 1.91% | −2,969−0.6% | Reduced |
| Bank of New York Mellon Corp | 455,759 | $112.2M | 0.02% | −80,699−15.0% | Reduced |
| JPMorgan Chase & Co | 436,435 | $107.5M | 0.01% | +50,063+13.0% | Added |
| Baird Financial Group, Inc. | 419,397 | $103.3M | 0.28% | +16,767+4.2% | Added |
| Geode Capital Management, LLC | 406,867 | $100.2M | 0.01% | +7,563+1.9% | Added |
| Holocene Advisors, LP | 363,567 | $89.5M | 0.40% | +94,735+35.2% | Added |
| First Pacific Advisors, LP | 346,086 | $85.2M | 1.34% | −4,914−1.4% | Reduced |
| Price T Rowe Associates Inc | 334,068 | $82.3M | 0.01% | +106,227+46.6% | Added |
| Morgan Stanley | 313,190 | $77.1M | 0.01% | −149,409−32.3% | Reduced |
| Ninety One North America, Inc. | 303,176 | $74.7M | 3.66% | −26,481−8.0% | Reduced |
| SEI Investments Co | 294,530 | $72.5M | 0.13% | +733+0.2% | Added |
| Vanguard Group Inc | 277,251 | $68.3M | 0.00% | +4,671+1.7% | Added |
| Legal & General Group Plc | 274,848 | $67.7M | 0.02% | +496+0.2% | Added |
| Natixis Advisors, L.P. | 270,791 | $66.7M | 0.20% | +32,987+13.9% | Added |
| Artisan Partners Limited Partnership | 258,535 | $63.7M | 0.11% | +258,535 | New |
| Amundi | 250,252 | $61.9M | 0.03% | +41,123+19.7% | Added |
| Two Creeks Capital Management, LP | 243,578 | $60.0M | 3.87% | 00.0% | Unchanged |
| Ameriprise Financial Inc | 238,707 | $58.8M | 0.02% | −20,546−7.9% | Reduced |
| Kiwi Wealth Investments Limited Partnership | 223,753 | $55.1M | 6.00% | +223,753 | New |
| Brown Capital Management LLC | 220,820 | $54.4M | 0.83% | −17,973−7.5% | Reduced |
| Grandeur Peak Global Advisors, LLC | 217,056 | $53.5M | 4.02% | −121,267−35.8% | Reduced |
| PFM Health Sciences, LP | 213,559 | $52.6M | 2.52% | 00.0% | Unchanged |
| Nuveen Asset Management, LLC | 213,137 | $52.5M | 0.02% | +51,259+31.7% | Added |
| TimesSquare Capital Management, LLC | 210,072 | $51.7M | 0.81% | −10,818−4.9% | Reduced |
| Point72 Asset Management, L.P. | 204,134 | $50.3M | 0.17% | −333,713−62.0% | Reduced |
| Eagle Health Investments LP | 186,200 | $45.9M | 10.10% | 00.0% | Unchanged |
| Alyeska Investment Group, L.P. | 179,181 | $44.1M | 0.30% | +104,181+138.9% | Added |
| New York State Common Retirement Fund | 178,379 | $43.9M | 0.06% | −96,971−35.2% | Reduced |
| Raymond James & Associates | 177,118 | $43.6M | 0.04% | −30,759−14.8% | Reduced |
| Pensioenfonds Rail & Ov | 176,530 | $43.5M | 2.73% | −160,047−47.6% | Reduced |
| Marshall Wace, LLP | 173,854 | $42.8M | 0.09% | −169,783−49.4% | Reduced |
| Motley Fool Asset Management LLC | 165,736 | $40.8M | 3.28% | +80,492+94.4% | Added |
| Oribel Capital Management, LP | 165,100 | $40.7M | 6.38% | +97,000+142.4% | Added |
| Allspring Global Investments Holdings, LLC | 160,276 | $39.5M | 0.07% | −15,588−8.9% | Reduced |
| TD Asset Management Inc | 155,261 | $38.2M | 0.05% | +16,419+11.8% | Added |
| California Public Employees Retirement System | 153,508 | $37.8M | 0.03% | +3,842+2.6% | Added |
| State of Tennessee, Treasury Department | 148,527 | $36.6M | 0.15% | +37,780+34.1% | Added |
| Montanaro Asset Management Ltd | 148,300 | $36.5M | 6.42% | −20,600−12.2% | Reduced |
| Clark Capital Management Group, Inc. | 146,262 | $36.0M | 0.36% | +3,990+2.8% | Added |
| Axiom Investors LLC | 144,847 | $35.7M | 0.51% | +9,304+6.9% | Added |
| Canada Pension Plan Investment Board | 137,542 | $33.9M | 0.05% | 00.0% | Unchanged |
| Royal Bank of Canada | 135,615 | $33.4M | 0.01% | −13,616−9.1% | Reduced |
| Thornburg Investment Management Inc | 133,034 | $32.7M | 0.54% | −16,500−11.0% | Reduced |
| OrbiMed Advisors LLC | 132,200 | $32.6M | 0.75% | +132,200 | New |
| Iron Triangle Partners LP | 130,000 | $32.0M | 4.68% | −220,000−62.9% | Reduced |
| Wells Fargo & Company | 125,806 | $31.0M | 0.01% | −12,715−9.2% | Reduced |
| Standard Life Aberdeen plc | 121,678 | $30.0M | 0.08% | −6,355−5.0% | Reduced |
| CI Private Wealth, LLC | 116,466 | $28.7M | 0.07% | +82+0.1% | Added |
| Creative Planning | 110,139 | $27.1M | 0.04% | +46,037+71.8% | Added |
| Motley Fool Wealth Management, LLC | 108,617 | $26.7M | 1.55% | −1,178−1.1% | Reduced |
| Alta Capital Management LLC | 108,077 | $26.6M | 1.92% | −484−0.4% | Reduced |
| Employees Retirement System of Texas | 105,000 | $25.9M | 0.38% | 00.0% | Unchanged |
| First Trust Advisors LP | 104,709 | $25.8M | 0.03% | +90,888+657.6% | Added |
| Artemis Investment Management LLP | 102,885 | $25.3M | 0.35% | +16,415+19.0% | Added |
| Wilson Asset Management (International) Pty Ltd | 99,260 | $24.5M | 7.04% | −7,174−6.7% | Reduced |
| Rhumbline Advisers | 98,591 | $24.3M | 0.03% | −1,231−1.2% | Reduced |
| FACT Capital, LP | 93,654 | $23.1M | 9.16% | −6,031−6.1% | Reduced |
| Liontrust Investment Partners LLP | 89,860 | $22.1M | 0.35% | +46,739+108.4% | Added |