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 2024
Institutional positions in Icon PLC as of Dec 31, 2024. 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
- 596
- −59 vs. Q3 2024
- Shares held
- 76.2M
- −2.30M (−2.9%) vs. Q3 2024
- Total value
- $16.0B
- −$6.33B (−28.4%) vs. Q3 2024
- New holders
- 93
- 188 more added
- Sold out
- 152
- 253 more reduced
7 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2024: 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 2024
Shares, value and share of portfolio for each institution holding Icon PLC; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| WCM Investment Management, LLC | 6,334,890 | $1.33B | 3.12% | −319,367−4.8% | Reduced |
| Massachusetts Financial Services Co | 3,201,761 | $671.4M | 0.21% | −862,010−21.2% | Reduced |
| Ninety One UK Ltd | 2,946,953 | $618.0M | 1.65% | +250,551+9.3% | Added |
| Price T Rowe Associates Inc | 2,933,560 | $615.2M | 0.07% | −417,022−12.4% | Reduced |
| Franklin Resources Inc | 2,171,194 | $455.3M | 0.13% | +733,330+51.0% | Added |
| Wellington Management Group LLP | 2,113,244 | $443.2M | 0.08% | −968,729−31.4% | Reduced |
| Clearbridge Investments, LLC | 2,051,977 | $430.3M | 0.35% | +555,482+37.1% | Added |
| Invesco Ltd. | 1,893,348 | $397.1M | 0.07% | +56,528+3.1% | Added |
| Lazard Asset Management LLC | 1,834,207 | $384.6M | 0.56% | −525,854−22.3% | Reduced |
| Alliancebernstein L.P. | 1,821,450 | $382.0M | 0.13% | +502,545+38.1% | Added |
| Sustainable Growth Advisers, LP | 1,593,719 | $334.2M | 1.68% | +245,799+18.2% | Added |
| Janus Henderson Group PLC | 1,486,046 | $311.6M | 0.16% | +290,810+24.3% | Added |
| FMR LLC | 1,327,613 | $278.4M | 0.02% | −862,694−39.4% | Reduced |
| Ruane, Cunniff & Goldfarb L.P. | 1,265,540 | $265.4M | 4.51% | +1,265,540 | New |
| BlueSpruce Investments, LP | 1,223,117 | $256.5M | 5.21% | +211,328+20.9% | Added |
| Comgest Global Investors S.A.S. | 1,172,752 | $245.9M | 4.03% | −42,893−3.5% | Reduced |
| Capital Research Global Investors | 1,148,367 | $240.8M | 0.05% | −753,354−39.6% | Reduced |
| D. E. Shaw & Co., Inc. | 1,116,205 | $234.1M | 0.26% | +950,740+574.6% | Added |
| JPMorgan Chase & Co | 1,072,960 | $225.0M | 0.02% | −53,055−4.7% | Reduced |
| Victory Capital Management Inc | 1,060,320 | $222.4M | 0.22% | −217,490−17.0% | Reduced |
| Norges Bank | 1,006,377 | $211.0M | 0.03% | +1,860+0.2% | Added |
| Bank of America Corp | 873,986 | $183.3M | 0.02% | −399,751−31.4% | Reduced |
| Morgan Stanley | 861,636 | $180.7M | 0.01% | +483,751+128.0% | Added |
| Point72 Asset Management, L.P. | 856,700 | $179.7M | 0.49% | +742,422+649.7% | Added |
| Trinity Street Asset Management LLP | 839,765 | $176.1M | 17.28% | +138,308+19.7% | Added |
| FIL Ltd | 835,317 | $175.2M | 0.16% | +97,345+13.2% | Added |
| Bessemer Group Inc | 810,700 | $170.0M | 0.28% | −44,607−5.2% | Reduced |
| Neuberger Berman Group LLC | 759,575 | $159.3M | 0.13% | +36,556+5.1% | Added |
| Allspring Global Investments Holdings, LLC | 737,514 | $156.8M | 0.25% | +736,913+122,614.5% | Added |
| Bamco Inc | 734,167 | $154.0M | 0.40% | −219,889−23.0% | Reduced |
| Polen Capital Management LLC | 711,510 | $149.2M | 0.40% | −342,260−32.5% | Reduced |
| CCLA Investment Management Ltd | 646,929 | $135.6M | 2.15% | +201,975+45.4% | Added |
| Boston Partners | 631,562 | $132.4M | 0.16% | −1,653,122−72.4% | Reduced |
| Principal Financial Group Inc | 623,189 | $130.7M | 0.07% | +32,116+5.4% | Added |
| Westfield Capital Management Co LP | 602,999 | $126.5M | 0.55% | +11,249+1.9% | Added |
| Mawer Investment Management Ltd. | 601,203 | $126.1M | 0.57% | −16,713−2.7% | Reduced |
| AustralianSuper Pty Ltd | 599,952 | $125.8M | 0.59% | −64,806−9.7% | Reduced |
| Citadel Advisors LLC | 571,605 | $119.9M | 0.11% | −8,444−1.5% | Reduced |
| Fisher Funds Management LTD | 569,686 | $119.4M | 2.88% | +569,686 | New |
| USS Investment Management Ltd | 569,561 | $119.4M | 0.87% | +65,021+12.9% | Added |
| Earnest Partners LLC | 553,023 | $116.0M | 0.52% | +30,411+5.8% | Added |
| Oddo BHF Asset Management SAS | 530,286 | $111.2M | 5.61% | −79,090−13.0% | Reduced |
| Voloridge Investment Management, LLC | 520,736 | $109.2M | 0.39% | +520,736 | New |
| Goldman Sachs Group Inc | 517,497 | $108.5M | 0.02% | −543,677−51.2% | Reduced |
| Manufacturers Life Insurance Company, The | 483,942 | $101.5M | 0.09% | +465,794+2,566.6% | Added |
| First Pacific Advisors, LP | 451,757 | $94.7M | 1.35% | +98,101+27.7% | Added |
| Fiduciary Management Inc | 444,100 | $93.1M | 0.87% | +444,100 | New |
| Fayez Sarofim & Co | 429,980 | $91.8M | 0.22% | +26,812+6.7% | Added |
| Dimensional Fund Advisors LP | 433,950 | $91.0M | 0.02% | +200,295+85.7% | Added |
| Envestnet Asset Management Inc | 430,232 | $90.2M | 0.03% | −112,407−20.7% | Reduced |
| Northern Trust Corp | 429,099 | $90.0M | 0.01% | −55,360−11.4% | Reduced |
| Stephens Investment Management Group LLC | 421,070 | $88.3M | 1.18% | −35,664−7.8% | Reduced |
| Armistice Capital, LLC | 418,112 | $87.7M | 2.04% | +418,112 | New |
| UBS Group AG | 384,038 | $80.5M | 0.02% | +324,919+549.6% | Added |
| State Street Corp | 340,778 | $71.5M | 0.00% | +32,678+10.6% | Added |
| American Century Companies Inc | 330,715 | $69.4M | 0.04% | −735,377−69.0% | Reduced |
| Ninety One North America, Inc. | 307,373 | $64.5M | 3.99% | +90,066+41.4% | Added |
| Two Creeks Capital Management, LP | 297,638 | $62.4M | 3.81% | +124,383+71.8% | Added |
| SEI Investments Co | 293,727 | $61.6M | 0.08% | +61,666+26.6% | Added |
| Legal & General Group Plc | 279,491 | $58.6M | 0.02% | −3,193−1.1% | Reduced |
| ExodusPoint Capital Management, LP | 271,065 | $56.8M | 0.59% | +271,065 | New |
| BlackRock, Inc. | 261,755 | $54.9M | 0.00% | −888,838−77.3% | Reduced |
| Qube Research & Technologies Ltd | 255,300 | $53.5M | 0.09% | −52,796−17.1% | Reduced |
| Ameriprise Financial Inc | 251,430 | $52.7M | 0.01% | −39,516−13.6% | Reduced |
| CIBC Private Wealth Group, LLC | 240,148 | $52.7M | 0.10% | −21,748−8.3% | Reduced |
| Orbis Allan Gray Ltd | 244,857 | $51.3M | 0.28% | +237,828+3,383.5% | Added |
| Pertento Partners LLP | 239,048 | $50.1M | 5.16% | +75,321+46.0% | Added |
| Diamond Hill Capital Management Inc | 227,386 | $47.7M | 0.21% | +219,583+2,814.1% | Added |
| Employees Retirement System of Texas | 225,800 | $47.4M | 0.40% | +101,700+82.0% | Added |
| Millennium Management LLC | 225,632 | $47.3M | 0.04% | −549,468−70.9% | Reduced |
| Brown Brothers Harriman & Co | 215,381 | $45.2M | 0.32% | +81,782+61.2% | Added |
| Wells Fargo & Company | 213,644 | $44.8M | 0.01% | +20,072+10.4% | Added |
| Vanguard Group Inc | 210,538 | $44.2M | 0.00% | +4,625+2.2% | Added |
| Eagle Health Investments LP | 209,190 | $43.9M | 10.75% | +78,400+59.9% | Added |
| Sio Capital Management, LLC | 195,500 | $41.0M | 11.54% | +195,500 | New |
| Artisan Partners Limited Partnership | 195,291 | $41.0M | 0.06% | +195,291 | New |
| Woodline Partners LP | 193,982 | $40.7M | 0.28% | +108,739+127.6% | Added |
| Canada Pension Plan Investment Board | 188,405 | $39.5M | 0.04% | 00.0% | Unchanged |
| Sunriver Management LLC | 185,859 | $39.0M | 4.66% | +185,859 | New |
| Baird Financial Group, Inc. | 184,605 | $38.7M | 0.07% | −86,075−31.8% | Reduced |
| HGK Asset Management Inc | 183,994 | $38.6M | 7.11% | +25,335+16.0% | Added |
| Brown Capital Management LLC | 179,611 | $37.7M | 0.87% | +1,727+1.0% | Added |
| Natixis Advisors, L.P. | 177,761 | $37.3M | 0.07% | +11,177+6.7% | Added |
| Raymond James Financial Inc | 170,812 | $35.8M | 0.01% | +170,812 | New |
| BNP Paribas Arbitrage, SA | 163,665 | $34.3M | 0.03% | +145,015+777.6% | Added |
| State of Tennessee, Treasury Department | 158,947 | $33.3M | 0.12% | +1,600+1.0% | Added |
| Macquarie Group Ltd | 157,375 | $33.0M | 0.04% | +14,501+10.1% | Added |
| Pensioenfonds Rail & Ov | 152,774 | $32.0M | 2.18% | 00.0% | Unchanged |
| California Public Employees Retirement System | 152,597 | $32.0M | 0.02% | −7,218−4.5% | Reduced |
| Balyasny Asset Management LLC | 151,343 | $31.7M | 0.07% | +151,343 | New |
| Thornburg Investment Management Inc | 145,832 | $30.6M | 0.40% | +2,904+2.0% | Added |
| Grandeur Peak Global Advisors, LLC | 145,324 | $30.5M | 2.70% | +79,643+121.3% | Added |
| 1832 Asset Management L.P. | 145,229 | $30.5M | 0.05% | +140,858+3,222.6% | Added |
| Canoe Financial LP | 143,947 | $30.2M | 0.49% | +143,947 | New |
| CI Private Wealth, LLC | 140,118 | $29.4M | 0.05% | −204,720−59.4% | Reduced |
| Amundi | 133,554 | $29.3M | 0.01% | −28,854−17.8% | Reduced |
| PFM Health Sciences, LP | 128,637 | $27.0M | 2.05% | +12,105+10.4% | Added |
| Renaissance Technologies LLC | 125,799 | $26.4M | 0.04% | −86,300−40.7% | Reduced |
| Renaissance Group LLC | 116,372 | $24.4M | 1.01% | −2,049−1.7% | Reduced |
| Royal Bank of Canada | 104,929 | $22.0M | 0.00% | +9,361+9.8% | Added |