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 2025
Institutional positions in Icon PLC as of Dec 31, 2025. 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
- 514
- +12 vs. Q3 2025
- Shares held
- 77.4M
- +3.18M (+4.3%) vs. Q3 2025
- Total value
- $14.1B
- +$1.12B (+8.6%) vs. Q3 2025
- New holders
- 84
- 157 more added
- Sold out
- 72
- 193 more reduced
11 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: 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 2025
Shares, value and share of portfolio for each institution holding Icon PLC; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Grandeur Peak Global Advisors, LLC | 9,273 | $1.69M | 0.23% | −38,438−80.6% | Reduced |
| Schroder Investment Management Group | 9,294 | $1.70M | 0.00% | +9,294 | New |
| Oppenheimer Asset Management Inc. | 9,530 | $1.74M | 0.02% | +1,629+20.6% | Added |
| Rothschild Investment LLC | 9,885 | $1.80M | 0.10% | 00.0% | Unchanged |
| Macquarie Group Ltd | 10,106 | $1.84M | 0.01% | −242,901−96.0% | Reduced |
| National Bank of Canada | 10,272 | $1.88M | 0.00% | −785−7.1% | Reduced |
| Henry James International Management, Inc. | 10,353 | $1.89M | 0.59% | 00.0% | Unchanged |
| Hollow Brook Wealth Management LLC | 10,983 | $2.00M | 0.52% | −1,203−9.9% | Reduced |
| HSBC Holdings PLC | 11,028 | $2.01M | 0.00% | +11,028 | New |
| Hotchkis & Wiley Capital Management LLC | 11,200 | $2.04M | 0.01% | +11,200 | New |
| US Bancorp | 11,507 | $2.10M | 0.00% | +179+1.6% | Added |
| TD Asset Management Inc | 11,889 | $2.17M | 0.00% | −12,633−51.5% | Reduced |
| Employees Retirement System of Texas | 11,901 | $2.17M | 0.02% | −216,622−94.8% | Reduced |
| Rice Hall James & Associates, LLC | 11,971 | $2.18M | 0.12% | −192−1.6% | Reduced |
| Verition Fund Management LLC | 12,001 | $2.19M | 0.01% | +401+3.5% | Added |
| Thor Investment Management Inc | 12,220 | $2.23M | 1.28% | +171+1.4% | Added |
| Prescott Group Capital Management, L.L.C. | 12,253 | $2.23M | 0.21% | 00.0% | Unchanged |
| Citigroup Inc | 12,438 | $2.27M | 0.00% | −5,613−31.1% | Reduced |
| Cetera Investment Advisers | 12,638 | $2.30M | 0.00% | −2,970−19.0% | Reduced |
| UBS Asset Management Americas Inc | 12,746 | $2.32M | 0.00% | −296−2.3% | Reduced |
| USS Investment Management Ltd | 13,428 | $2.45M | 0.01% | −556,207−97.6% | Reduced |
| CWM Advisors, LLC | 13,488 | $2.46M | 0.22% | −237−1.7% | Reduced |
| Banque Pictet & Cie SA | 13,491 | $2.46M | 0.02% | −424−3.0% | Reduced |
| London Co of Virginia | 14,438 | $2.63M | 0.02% | +70.0% | Added |
| Exencial Wealth Advisors, LLC | 14,699 | $2.68M | 0.08% | −624−4.1% | Reduced |
| Blair William & Co | 14,746 | $2.69M | 0.01% | −9,264−38.6% | Reduced |
| Arkadios Wealth Advisors | 15,904 | $2.90M | 0.06% | +2,072+15.0% | Added |
| Oversea-Chinese Banking CORP Ltd | 16,248 | $2.96M | 0.08% | +16,248 | New |
| Buckhead Capital Management LLC | 16,654 | $3.03M | 1.09% | −893−5.1% | Reduced |
| Capital International Inc | 16,872 | $3.07M | 0.02% | +14,059+499.8% | Added |
| Banque de Luxembourg S.A. | 17,112 | $3.12M | 1.46% | −632−3.6% | Reduced |
| Greenhaven Associates IncSuperinvestorGreenhaven Associates | 17,394 | $3.17M | 0.05% | −15−0.1% | Reduced |
| Hantz Financial Services, Inc. | 17,574 | $3.20M | 0.05% | −2,601−12.9% | Reduced |
| Amundi | 17,810 | $3.25M | 0.00% | +3,488+24.4% | Added |
| Manhattan West Asset Management, LLC | 17,939 | $3.27M | 0.67% | +961+5.7% | Added |
| Quartz Partners, LLC | 18,104 | $3.30M | 1.23% | +2,145+13.4% | Added |
| Kennedy Capital Management, Inc. | 18,166 | $3.31M | 0.07% | +4,958+37.5% | Added |
| Bank Julius Baer & Co. Ltd, Zurich | 18,496 | $3.37M | 0.01% | −1,662−8.2% | Reduced |
| Welch & Forbes LLC | 18,710 | $3.41M | 0.04% | −25−0.1% | Reduced |
| Live Oak Private Wealth LLC | 18,815 | $3.43M | 0.47% | +582+3.2% | Added |
| Handelsbanken Fonder AB | 19,188 | $3.50M | 0.01% | +12,625+192.4% | Added |
| D.A. Davidson & Co. | 19,778 | $3.60M | 0.02% | +221+1.1% | Added |
| Romano Brothers and Company | 20,010 | $3.65M | 0.41% | −4,278−17.6% | Reduced |
| Sendero Wealth Management, LLC | 20,615 | $3.76M | 0.42% | −389−1.9% | Reduced |
| Integrated Wealth Concepts LLC | 20,675 | $3.77M | 0.04% | −2,198−9.6% | Reduced |
| Pathstone Holdings, LLC | 21,264 | $3.87M | 0.01% | +1,747+9.0% | Added |
| Northern Trust Corp | 21,707 | $3.96M | 0.00% | −934−4.1% | Reduced |
| National Philanthropic Trust | 21,832 | $3.98M | 0.04% | −7,393−25.3% | Reduced |
| SeaBridge Investment Advisors LLC | 22,263 | $4.06M | 0.67% | +7,468+50.5% | Added |
| American Capital Management Inc | 23,732 | $4.32M | 0.19% | −689−2.8% | Reduced |
| Janney Montgomery Scott LLC | 23,942 | $4.36M | 0.01% | +93+0.4% | Added |
| WCM Investment Management, LLC | 24,145 | $4.42M | 0.01% | −119,768−83.2% | Reduced |
| Bellevue Group AG | 24,560 | $4.48M | 0.08% | +313+1.3% | Added |
| Truist Financial Corp | 24,587 | $4.48M | 0.01% | −11,855−32.5% | Reduced |
| LPL Financial LLC | 24,667 | $4.49M | 0.00% | −4,497−15.4% | Reduced |
| Deutsche Bank AG | 25,010 | $4.56M | 0.00% | −737−2.9% | Reduced |
| Kornitzer Capital Management Inc | 25,037 | $4.56M | 0.09% | −29,100−53.8% | Reduced |
| Colony Group, LLC | 25,801 | $4.70M | 0.01% | −22,865−47.0% | Reduced |
| Hunter Perkins Capital Management, LLC | 26,285 | $4.79M | 1.11% | −185−0.7% | Reduced |
| Foyston, Gordon, & Payne Inc | 26,354 | $4.80M | 1.05% | −32,622−55.3% | Reduced |
| Calamos Advisors LLC | 26,500 | $4.83M | 0.02% | +26,500 | New |
| Natixis Advisors, L.P. | 27,264 | $4.97M | 0.01% | +2,393+9.6% | Added |
| Walleye Trading LLC | 27,383 | $4.99M | 0.08% | +2,796+11.4% | Added |
| Strategic Global Advisors, LLC | 27,407 | $4.99M | 0.77% | −20,158−42.4% | Reduced |
| Captrust Financial Advisors | 27,544 | $5.02M | 0.01% | +451+1.7% | Added |
| Stifel Financial Corp | 27,660 | $5.04M | 0.00% | −4,900−15.0% | Reduced |
| Fayez Sarofim & Co | 27,804 | $5.07M | 0.01% | −38,629−58.1% | Reduced |
| Circumference Group LLC | 28,000 | $5.10M | 5.69% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 28,900 | $5.27M | 0.01% | −61−0.2% | Reduced |
| Trillium Asset Management, LLC | 28,085 | $5.33M | 0.16% | −7,621−21.3% | Reduced |
| Capital International Ltd | 29,246 | $5.33M | 0.19% | +24,875+569.1% | Added |
| Financiere des Professionnels - Fonds d,investissement inc. | 29,343 | $5.35M | 0.30% | −18,948−39.2% | Reduced |
| Timber Creek Capital Management LLC | 30,985 | $5.65M | 1.31% | +30,985 | New |
| LVM Capital Management Ltd | 32,257 | $5.88M | 0.55% | −732−2.2% | Reduced |
| DnB Asset Management AS | 32,589 | $5.94M | 0.02% | +7,794+31.4% | Added |
| Ninety One SA (PTY) Ltd | 32,751 | $5.97M | 0.26% | +143+0.4% | Added |
| Avidity Partners Management LP | 33,100 | $6.03M | 1.74% | +33,100 | New |
| Keystone Investors Pte Ltd | 33,526 | $6.11M | 0.55% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 34,994 | $6.38M | 0.02% | +5,018+16.7% | Added |
| First National Bank of Omaha | 35,836 | $6.53M | 0.19% | +22+0.1% | Added |
| Bank of New York Mellon Corp | 36,262 | $6.61M | 0.00% | +4,863+15.5% | Added |
| Gateway Investment Advisers LLC | 37,786 | $6.89M | 0.06% | +136+0.4% | Added |
| Swedbank AB | 38,700 | $7.05M | 0.01% | −9,400−19.5% | Reduced |
| Armor Advisors, L.L.C. | 39,868 | $7.26M | 7.61% | +934+2.4% | Added |
| Vident Advisory, LLC | 41,059 | $7.48M | 0.07% | +13,175+47.2% | Added |
| Citadel Advisors LLC | 41,965 | $7.65M | 0.01% | −228,014−84.5% | Reduced |
| Liontrust Investment Partners LLP | 43,817 | $7.98M | 0.12% | −2,984−6.4% | Reduced |
| Marks Group Wealth Management, Inc | 45,554 | $8.30M | 0.79% | −7,190−13.6% | Reduced |
| Motley Fool Wealth Management, LLC | 45,967 | $8.38M | 0.65% | −11,982−20.7% | Reduced |
| ExodusPoint Capital Management, LP | 48,055 | $8.76M | 0.10% | −56−0.1% | Reduced |
| CI Private Wealth, LLC | 49,137 | $8.95M | 0.01% | −3,172−6.1% | Reduced |
| BNP Paribas Arbitrage, SA | 49,501 | $9.02M | 0.01% | −123,094−71.3% | Reduced |
| Arvin Capital Management LP | 50,160 | $9.14M | 1.97% | −21,515−30.0% | Reduced |
| Kingdon Capital Management, L.L.C. | 50,600 | $9.22M | 1.41% | +50,600 | New |
| Van Eck Associates Corp | 50,701 | $9.24M | 0.01% | −16,407−24.4% | Reduced |
| Osborne Partners Capital Management, LLC | 50,879 | $9.27M | 0.48% | −711−1.4% | Reduced |
| Capital International Sarl | 51,219 | $9.33M | 0.15% | +42,727+503.1% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 51,551 | $9.39M | 0.01% | +51,131+12,174.0% | Added |
| Eldred Rock Partners, LLC | 53,071 | $9.67M | 2.51% | −5,946−10.1% | Reduced |
| Thornburg Investment Management Inc | 54,173 | $9.87M | 0.12% | −3,028−5.3% | Reduced |