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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 2024

Institutional positions in Icon PLC as of Jun 30, 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
676
+32 vs. Q1 2024
Shares held
77.6M
−431.7K (−0.6%) vs. Q1 2024
Total value
$24.3B
−$1.85B (−7.1%) vs. Q1 2024
New holders
84
251 more added
Sold out
52
232 more reduced

4 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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.

Institutional holdersQ2 2024: 676 institutions
Q1 2021: 426 institutionsQ2 2021: 449 institutionsQ3 2021: 510 institutionsQ4 2021: 548 institutionsQ1 2022: 512 institutionsQ2 2022: 510 institutionsQ3 2022: 488 institutionsQ4 2022: 531 institutionsQ1 2023: 538 institutionsQ2 2023: 534 institutionsQ3 2023: 556 institutionsQ4 2023: 603 institutionsQ1 2024: 648 institutionsQ2 2024: 676 institutionsQ3 2024: 662 institutionsQ4 2024: 596 institutionsQ1 2025: 562 institutionsQ2 2025: 489 institutionsQ3 2025: 513 institutionsQ4 2025: 514 institutionsQ1 2026: 420 institutionsQ2 2026: 423 institutions
Value heldQ2 2024: $24.3B
Q1 2021: $10.0BQ2 2021: $12.3BQ3 2021: $19.3BQ4 2021: $22.7BQ1 2022: $17.8BQ2 2022: $16.2BQ3 2022: $13.9BQ4 2022: $14.5BQ1 2023: $16.1BQ2 2023: $19.9BQ3 2023: $19.7BQ4 2023: $22.1BQ1 2024: $26.1BQ2 2024: $24.3BQ3 2024: $22.4BQ4 2024: $16.0BQ1 2025: $13.3BQ2 2025: $11.2BQ3 2025: $13.0BQ4 2025: $14.1BQ1 2026: $8.74BQ2 2026: $13.9B
Institutions holding ICLR and their total value by quarter
QuarterHoldersValue
Q2 2026423$13.9B
Q1 2026420$8.74B
Q4 2025514$14.1B
Q3 2025513$13.0B
Q2 2025489$11.2B
Q1 2025562$13.3B
Q4 2024596$16.0B
Q3 2024662$22.4B
Q2 2024676$24.3B
Q1 2024648$26.1B
Q4 2023603$22.1B
Q3 2023556$19.7B
Q2 2023534$19.9B
Q1 2023538$16.1B
Q4 2022531$14.5B
Q3 2022488$13.9B
Q2 2022510$16.2B
Q1 2022512$17.8B
Q4 2021548$22.7B
Q3 2021510$19.3B
Q2 2021449$12.3B
Q1 2021426$10.0B

Institutions, Q2 2024

Shares, value and share of portfolio for each institution holding Icon PLC; share changes are against Q1 2024.

Institutions holding ICLR in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Swedbank AB95,800$30.0M0.04%+3,000+3.2%Added
Kornitzer Capital Management Inc95,753$30.0M0.57%+13,163+15.9%Added
Alta Capital Management LLC87,749$27.5M1.73%−9,624−9.9%Reduced
First Trust Advisors LP86,669$27.2M0.03%−9,357−9.7%Reduced
Man Group plc84,214$26.4M0.07%+44,209+110.5%Added
Geode Capital Management, LLC82,708$25.9M0.00%−352,129−81.0%Reduced
FACT Capital, LP82,419$25.8M9.21%+75,589+1,106.7%Added
Wilson Asset Management (International) Pty Ltd82,403$25.8M6.77%−5,691−6.5%Reduced
D. E. Shaw & Co., Inc.79,739$25.0M0.04%−106,468−57.2%Reduced
Woodline Partners LP77,993$24.4M0.23%−75,969−49.3%Reduced
Jennison Associates LLC75,657$23.7M0.02%+75,657New
Farmers & Merchants Investments Inc75,513$23.7M0.79%−107−0.1%Reduced
Blair William & Co75,318$23.6M0.07%+2,766+3.8%Added
Walter Public Investments Inc.73,113$22.9M4.39%−109−0.1%Reduced
Palisade Capital Management LLC71,891$22.5M0.61%−576−0.8%Reduced
Waratah Capital Advisors Ltd.70,669$22.2M1.34%+11,334+19.1%Added
State of Michigan Retirement System69,670$21.8M0.11%00.0%Unchanged
Montanaro Asset Management Ltd69,625$21.8M4.07%−5,000−6.7%Reduced
Motley Fool Wealth Management, LLC68,515$21.5M1.10%−36,614−34.8%Reduced
Rit Capital Partners PLC68,379$21.4M6.79%+68,379New
Loomis Sayles & Co L P67,127$21.0M0.03%−9,991−13.0%Reduced
Stifel Financial Corp66,930$21.0M0.02%−1,475−2.2%Reduced
Thrivent Financial for Lutherans64,449$20.2M0.04%−2,954−4.4%Reduced
Van Eck Associates Corp60,789$19.1M0.03%+1,428+2.4%Added
Peregrine Capital Management LLC60,555$19.0M0.55%+761+1.3%Added
UBS Group AG59,499$18.7M0.01%+6,731+12.8%Added
LVM Capital Management Ltd58,855$18.4M2.10%−277−0.5%Reduced
Creative Planning56,343$17.7M0.02%+273+0.5%Added
AXA S.A.55,758$17.5M0.05%−735−1.3%Reduced
Federated Hermes, Inc.55,645$17.4M0.04%−1,417−2.5%Reduced
Motley Fool Asset Management LLC54,213$17.2M1.14%−24,047−30.7%Reduced
Brown Brothers Harriman & Co54,633$17.1M0.13%+9,704+21.6%Added
Todd Asset Management LLC54,442$17.1M0.35%+187+0.3%Added
Globeflex Capital L P52,684$16.5M1.73%00.0%Unchanged
Martingale Asset Management L P52,466$16.4M0.36%−1,527−2.8%Reduced
Point72 Europe (London) LLP52,300$16.4M1.39%+36,600+233.1%Added
Hantz Financial Services, Inc.52,275$16.4M0.32%−2,388−4.4%Reduced
Barlow Wealth Partners, Inc.49,368$16.4M2.27%+818+1.7%Added
Epoch Investment Partners, Inc.49,270$15.4M0.07%+9,610+24.2%Added
Squarepoint Ops LLC49,142$15.4M0.06%+28,949+143.4%Added
Picton Mahoney Asset Management49,055$15.4M0.65%+7,160+17.1%Added
FineMark National Bank & Trust47,817$15.0M0.55%+640+1.4%Added
Distillate Capital Partners LLC47,513$14.9M0.79%+47,513New
Manufacturers Life Insurance Company, The46,978$14.7M0.01%+27,052+135.8%Added
Cubist Systematic Strategies, LLC45,966$14.4M0.25%+45,966New
Integral Health Asset Management, LLC45,000$14.1M1.40%00.0%Unchanged
Voya Investment Management LLC44,041$13.8M0.01%−8,961−16.9%Reduced
Tower Research Capital LLC (TRC)43,662$13.7M0.23%+42,537+3,781.1%Added
Arrowstreet Capital, Limited Partnership40,931$12.8M0.01%−40,802−49.9%Reduced
Brant Point Investment Management LLC40,189$12.6M2.95%−4,614−10.3%Reduced
Driehaus Capital Management LLC39,840$12.5M0.12%+3,808+10.6%Added
Strategic Global Advisors, LLC39,117$12.5M2.61%+5,703+17.1%Added
National Bank of Canada39,163$12.4M0.02%−2,250−5.4%Reduced
Pathstone Holdings, LLC39,533$12.4M0.06%+1,103+2.9%Added
Colony Group, LLC38,718$12.1M0.04%+585+1.5%Added
Point72 Asia (Singapore) Pte. Ltd.37,727$11.8M2.46%+37,727New
Running Oak Capital LLC37,335$11.7M1.81%−356−0.9%Reduced
Premier Fund Managers Ltd37,214$11.7M0.47%−578−1.5%Reduced
Calamos Advisors LLC37,103$11.6M0.06%+22,363+151.7%Added
Schonfeld Strategic Advisors LLC37,102$11.6M0.09%+32,682+739.4%Added
Parkman Healthcare Partners LLC37,056$11.6M1.58%+37,056New
Deutsche Bank AG36,882$11.6M0.01%+163+0.4%Added
Bank Julius Baer & Co. Ltd, Zurich36,451$11.4M0.04%−371−1.0%Reduced
Robeco Schweiz AG36,162$11.3M0.22%+36,162New
Fred Alger Management, LLC35,958$11.3M0.05%+5,132+16.6%Added
Captrust Financial Advisors35,596$11.2M0.04%+1,426+4.2%Added
Centiva Capital, LP35,176$11.0M0.53%+34,397+4,415.5%Added
Financiere des Professionnels - Fonds d,investissement inc.34,274$10.9M0.85%−5,507−13.8%Reduced
Sierra Summit Advisors LLC33,344$10.5M2.59%+1,443+4.5%Added
US Bancorp32,620$10.2M0.01%+7,518+29.9%Added
Fayez Sarofim & Co32,595$10.2M0.03%+1,055+3.3%Added
Tenere Capital LLC31,766$9.96M2.96%+31,766New
M&T Bank Corp31,561$9.89M0.03%−1,008−3.1%Reduced
Royal London Asset Management Ltd31,449$9.86M0.03%+866+2.8%Added
Teachers Retirement System of the State of Kentucky31,300$9.81M0.09%00.0%Unchanged
Perceptive Advisors LLC31,250$9.80M0.24%+31,250New
DekaBank Deutsche Girozentrale31,285$9.73M0.02%+400+1.3%Added
TownSquare Capital, LLC30,883$9.68M0.13%+6,537+26.9%Added
Truist Financial Corp30,617$9.60M0.01%+1,353+4.6%Added
Brinker Capital Investments, LLC30,423$9.54M0.10%+4,211+16.1%Added
Orion Portfolio Solutions, LLC30,423$9.54M0.10%+4,211+16.1%Added
Bank of Montreal28,968$9.14M0.00%−28,841−49.9%Reduced
HighTower Advisors, LLC28,510$8.94M0.01%−542−1.9%Reduced
Azimuth Capital Investment Management LLC28,512$8.94M0.36%+253+0.9%Added
Cetera Investment Advisers28,307$8.87M0.02%+735+2.7%Added
Sumitomo Mitsui Trust Holdings, Inc.28,099$8.81M0.01%00.0%Unchanged
Russell Investments Group, Ltd.28,097$8.81M0.01%−6,679−19.2%Reduced
Marks Group Wealth Management, Inc28,037$8.79M0.93%−682−2.4%Reduced
Ativo Capital Management LLC27,890$8.74M9.05%−400−1.4%Reduced
Brevan Howard Capital Management LP27,877$8.74M0.57%+27,877New
Paloma Partners Management Co26,900$8.43M0.73%+26,900New
Retirement Systems of Alabama26,653$8.35M0.03%−5,247−16.4%Reduced
Trillium Asset Management, LLC25,945$8.13M0.21%+1,744+7.2%Added
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main25,654$8.04M0.01%+16,335+175.3%Added
Alerus Financial NA24,869$7.80M0.58%−417−1.6%Reduced
Gateway Investment Advisers LLC23,993$7.52M0.09%−28−0.1%Reduced
Allspring Global Investments Holdings, LLC23,316$7.31M0.01%+643+2.8%Added
Silvercrest Asset Management Group LLC22,619$7.09M0.05%−7,965−26.0%Reduced
Handelsbanken Fonder AB21,709$6.80M0.03%+3,118+16.8%Added
Brasada Capital Management, LP19,326$6.46M1.14%+243+1.3%Added