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 2023
Institutional positions in Icon PLC as of Jun 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
- 534
- 0 vs. Q1 2023
- Shares held
- 79.3M
- +4.27M (+5.7%) vs. Q1 2023
- Total value
- $19.9B
- +$3.82B (+23.8%) vs. Q1 2023
- New holders
- 64
- 188 more added
- Sold out
- 64
- 198 more reduced
4 institutions that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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 | 419 | $8.74B |
| Q4 2025 | 514 | $14.1B |
| Q3 2025 | 513 | $13.0B |
| Q2 2025 | 489 | $11.2B |
| Q1 2025 | 561 | $13.3B |
| Q4 2024 | 596 | $16.0B |
| Q3 2024 | 662 | $22.4B |
| Q2 2024 | 676 | $24.3B |
| Q1 2024 | 648 | $26.1B |
| Q4 2023 | 602 | $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 2023
Shares, value and share of portfolio for each institution holding Icon PLC; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Massachusetts Financial Services Co | 6,668,951 | $1.67B | 0.55% | −1,517,005−18.5% | Reduced |
| WCM Investment Management, LLC | 5,827,350 | $1.47B | 4.38% | +37,903+0.7% | Added |
| Lazard Asset Management LLC | 3,434,431 | $859.3M | 1.06% | +456,675+15.3% | Added |
| Boston Partners | 3,100,989 | $776.2M | 1.04% | +23,691+0.8% | Added |
| FMR LLC | 3,046,774 | $762.3M | 0.06% | +113,101+3.9% | Added |
| Wellington Management Group LLP | 2,754,321 | $689.1M | 0.13% | +392,030+16.6% | Added |
| Ninety One UK Ltd | 2,674,155 | $669.1M | 1.95% | +407,617+18.0% | Added |
| Franklin Resources Inc | 2,164,228 | $541.5M | 0.26% | +22,585+1.1% | Added |
| Capital Research Global Investors | 2,082,509 | $521.0M | 0.14% | +340,035+19.5% | Added |
| BlackRock Inc. | 1,873,145 | $468.7M | 0.01% | +1,489,688+388.5% | Added |
| Invesco Ltd. | 1,732,106 | $433.4M | 0.11% | +166,665+10.6% | Added |
| American Century Companies Inc | 1,678,299 | $419.9M | 0.32% | −263,565−13.6% | Reduced |
| Comgest Global Investors S.A.S. | 1,552,262 | $388.4M | 6.49% | +225,001+17.0% | Added |
| FIL Ltd | 1,513,088 | $378.6M | 0.43% | +191,446+14.5% | Added |
| Alliancebernstein L.P. | 1,494,431 | $373.9M | 0.15% | −190,969−11.3% | Reduced |
| Polen Capital Management LLC | 1,466,021 | $366.8M | 0.91% | −20,693−1.4% | Reduced |
| Sustainable Growth Advisers, LP | 1,401,624 | $350.7M | 1.66% | +388,529+38.4% | Added |
| Westfield Capital Management Co LP | 1,377,475 | $344.6M | 2.19% | +11,903+0.9% | Added |
| BlueSpruce Investments, LP | 1,141,906 | $285.7M | 4.92% | +1,141,906 | New |
| Clearbridge Investments, LLC | 1,106,023 | $276.7M | 0.25% | −331,186−23.0% | Reduced |
| William Blair Investment Management, LLC | 1,059,656 | $265.1M | 0.85% | −287,967−21.4% | Reduced |
| Bank of America Corp | 1,004,114 | $251.2M | 0.03% | −99,072−9.0% | Reduced |
| Bamco Inc | 987,765 | $247.1M | 0.68% | −2120.0% | Reduced |
| State Street Corp | 956,296 | $239.3M | 0.01% | +818,762+595.3% | Added |
| Neuberger Berman Group LLC | 887,446 | $222.0M | 0.20% | −31,874−3.5% | Reduced |
| Janus Henderson Group PLC | 798,374 | $199.8M | 0.12% | −39,872−4.8% | Reduced |
| Norges Bank | 716,087 | $179.2M | 0.04% | −23,348−3.2% | Reduced |
| CIBC Private Wealth Group, LLC | 703,705 | $176.1M | 0.38% | +157,906+28.9% | Added |
| Trinity Street Asset Management LLP | 694,703 | $173.8M | 19.27% | +12,420+1.8% | Added |
| Goldman Sachs Group Inc | 690,922 | $172.9M | 0.04% | +38,260+5.9% | Added |
| Renaissance Technologies LLC | 689,158 | $172.4M | 0.25% | −195,425−22.1% | Reduced |
| Millennium Management LLC | 642,333 | $160.7M | 0.17% | −363,151−36.1% | Reduced |
| Earnest Partners LLC | 597,947 | $149.6M | 0.84% | +79,560+15.3% | Added |
| Wasatch Advisors Inc | 578,263 | $144.7M | 0.88% | +984+0.2% | Added |
| American Capital Management Inc | 561,629 | $140.5M | 4.88% | −94,812−14.4% | Reduced |
| Point72 Asset Management, L.P. | 537,847 | $134.6M | 0.47% | +387,171+257.0% | Added |
| Northern Trust Corp | 536,584 | $134.3M | 0.03% | +128,241+31.4% | Added |
| Bank of New York Mellon Corp | 536,458 | $134.2M | 0.03% | +121,842+29.4% | Added |
| CCLA Investment Management Ltd | 508,613 | $132.3M | 2.36% | −14,225−2.7% | Reduced |
| AustralianSuper Pty Ltd | 522,828 | $130.8M | 0.83% | −25,101−4.6% | Reduced |
| Principal Financial Group Inc | 522,467 | $130.7M | 0.09% | +28,723+5.8% | Added |
| Stephens Investment Management Group LLC | 475,368 | $118.9M | 1.86% | −3,207−0.7% | Reduced |
| Morgan Stanley | 462,599 | $115.7M | 0.01% | +255,708+123.6% | Added |
| Baird Financial Group, Inc. | 402,630 | $100.7M | 0.27% | −2,424−0.6% | Reduced |
| Geode Capital Management, LLC | 399,304 | $99.9M | 0.01% | +324,209+431.7% | Added |
| JPMorgan Chase & Co | 386,372 | $96.7M | 0.01% | +10,015+2.7% | Added |
| First Pacific Advisors, LP | 351,000 | $87.8M | 1.28% | −6,904−1.9% | Reduced |
| Iron Triangle Partners LP | 350,000 | $87.6M | 12.00% | +160,000+84.2% | Added |
| Marshall Wace, LLP | 343,637 | $86.0M | 0.19% | +337,951+5,943.6% | Added |
| Grandeur Peak Global Advisors, LLC | 338,323 | $84.6M | 5.78% | +34,279+11.3% | Added |
| Pensioenfonds Rail & Ov | 336,577 | $84.2M | 3.14% | 00.0% | Unchanged |
| Ninety One North America, Inc. | 329,657 | $82.5M | 3.50% | +58,331+21.5% | Added |
| SEI Investments Co | 293,797 | $73.5M | 0.13% | −22,242−7.0% | Reduced |
| Envestnet Asset Management Inc | 278,194 | $69.6M | 0.03% | −50,764−15.4% | Reduced |
| New York State Common Retirement Fund | 275,350 | $68.9M | 0.09% | +84,966+44.6% | Added |
| Legal & General Group Plc | 274,352 | $68.6M | 0.02% | −3,809−1.4% | Reduced |
| Vanguard Group Inc | 272,580 | $68.2M | 0.00% | +99,556+57.5% | Added |
| Holocene Advisors, LP | 268,832 | $67.3M | 0.29% | +268,832 | New |
| Ameriprise Financial Inc | 259,253 | $64.9M | 0.02% | −26,525−9.3% | Reduced |
| Two Creeks Capital Management, LP | 243,578 | $60.9M | 3.67% | +243,578 | New |
| Brown Capital Management LLC | 238,793 | $59.7M | 0.85% | +3,137+1.3% | Added |
| Natixis Advisors, L.P. | 237,804 | $59.5M | 0.18% | +32,551+15.9% | Added |
| Price T Rowe Associates Inc | 227,841 | $57.0M | 0.01% | +227,841 | New |
| TimesSquare Capital Management, LLC | 220,890 | $55.3M | 0.79% | +13,335+6.4% | Added |
| PFM Health Sciences, LP | 213,559 | $53.4M | 2.15% | +149,142+231.5% | Added |
| Raymond James & Associates | 207,877 | $52.0M | 0.04% | −20,622−9.0% | Reduced |
| Amundi | 209,129 | $50.8M | 0.03% | +23,194+12.5% | Added |
| Steadfast Capital Management LP | 188,529 | $47.2M | 1.26% | −211,353−52.9% | Reduced |
| Eagle Health Investments LP | 186,200 | $46.6M | 8.71% | +30,300+19.4% | Added |
| Allspring Global Investments Holdings, LLC | 175,864 | $44.0M | 0.07% | +111,887+174.9% | Added |
| Montanaro Asset Management Ltd | 168,900 | $42.3M | 6.68% | −10,500−5.9% | Reduced |
| Nuveen Asset Management, LLC | 161,878 | $40.5M | 0.01% | +161,878 | New |
| California Public Employees Retirement System | 149,666 | $37.4M | 0.03% | −7,130−4.5% | Reduced |
| Thornburg Investment Management Inc | 149,534 | $37.4M | 0.61% | −7,244−4.6% | Reduced |
| Royal Bank of Canada | 149,231 | $37.3M | 0.01% | −3,313−2.2% | Reduced |
| Magnetar Financial LLC | 144,955 | $36.3M | 0.80% | −5,525−3.7% | Reduced |
| Clark Capital Management Group, Inc. | 142,272 | $35.6M | 0.32% | +3,037+2.2% | Added |
| TD Asset Management Inc | 138,842 | $34.7M | 0.04% | +7,007+5.3% | Added |
| Wells Fargo & Company | 138,521 | $34.7M | 0.01% | −41,594−23.1% | Reduced |
| Canada Pension Plan Investment Board | 137,542 | $34.4M | 0.05% | +9,400+7.3% | Added |
| Axiom Investors LLC | 135,543 | $33.9M | 0.50% | +35,152+35.0% | Added |
| Standard Life Aberdeen plc | 128,033 | $32.0M | 0.07% | +1,175+0.9% | Added |
| CI Private Wealth, LLC | 116,384 | $29.1M | 0.07% | +55,637+91.6% | Added |
| State of Tennessee, Treasury Department | 110,747 | $27.7M | 0.12% | +2,605+2.4% | Added |
| Citadel Advisors LLC | 110,646 | $27.7M | 0.03% | +102,163+1,204.3% | Added |
| Motley Fool Wealth Management, LLC | 109,795 | $27.4M | 1.62% | +11,191+11.3% | Added |
| Alta Capital Management LLC | 108,561 | $27.2M | 1.86% | −877−0.8% | Reduced |
| Fiera Capital Corp | 107,369 | $26.9M | 0.08% | −2,313−2.1% | Reduced |
| Wilson Asset Management (International) Pty Ltd | 106,434 | $26.6M | 7.26% | +25,294+31.2% | Added |
| Employees Retirement System of Texas | 105,000 | $26.3M | 0.36% | −13,982−11.8% | Reduced |
| Rhumbline Advisers | 99,822 | $25.0M | 0.03% | +98,361+6,732.4% | Added |
| FACT Capital, LP | 99,685 | $24.9M | 11.62% | 00.0% | Unchanged |
| Summit Creek Advisors LLC | 91,125 | $22.8M | 2.85% | +95+0.1% | Added |
| Peregrine Capital Management LLC | 90,076 | $22.5M | 0.61% | −127−0.1% | Reduced |
| Polar Capital Holdings Plc | 88,795 | $22.2M | 0.15% | +1,445+1.7% | Added |
| LPL Financial LLC | 87,504 | $21.9M | 0.02% | −7,518−7.9% | Reduced |
| Loomis Sayles & Co L P | 87,234 | $21.8M | 0.04% | −1,464−1.7% | Reduced |
| Artemis Investment Management LLP | 86,470 | $21.6M | 0.28% | +22,495+35.2% | Added |
| Van Eck Associates Corp | 85,678 | $21.4M | 0.05% | +327+0.4% | Added |
| Motley Fool Asset Management LLC | 85,244 | $21.3M | 1.90% | +19,144+29.0% | Added |