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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 2021

Institutional positions in Icon PLC as of Jun 30, 2021. 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
449
+29 vs. Q1 2021
Shares held
59.6M
+8.74M (+17.2%) vs. Q1 2021
Total value
$12.3B
+$2.34B (+23.4%) vs. Q1 2021
New holders
78
168 more added
Sold out
49
122 more reduced

6 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2021: 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 2021: 449 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 2021: $12.3B
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 2021

Shares, value and share of portfolio for each institution holding Icon PLC; share changes are against Q1 2021.

Institutions holding ICLR in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Holderness Investments Co1,075$222.0K0.07%00.0%Unchanged
Associated Banc-Corp1,072$222.0K0.01%+1,072New
Williams Jones Wealth Management, LLC.1,113$230.0K0.00%00.0%Unchanged
Pinnacle Associates Ltd1,125$233.0K0.00%00.0%Unchanged
Northwestern Mutual Wealth Management Co1,135$234.0K0.00%−290−20.4%Reduced
Horizon Investment Services, LLC1,149$238.0K0.12%−35−3.0%Reduced
Penobscot Investment Management Company, Inc.1,150$238.0K0.04%00.0%Unchanged
SG Americas Securities, LLC1,152$238.0K0.00%+1,152New
Cetera Investment Advisers1,152$238.0K0.00%+1,152New
Cresset Asset Management, LLC1,221$252.0K0.00%−155−11.3%Reduced
Balyasny Asset Management LLC1,220$252.0K0.00%+1,220New
LVZ Advisors, Inc.1,252$259.0K0.04%+143+12.9%Added
Commerce Bank1,261$260.0K0.00%−60−4.5%Reduced
Paloma Partners Management Co1,268$262.0K0.01%−2,065−62.0%Reduced
Johnson Financial Group, Inc.1,270$262.0K0.02%−25−1.9%Reduced
Regal Investment Advisors LLC1,278$264.0K0.03%+1,278New
Avantax Advisory Services, Inc.1,288$267.0K0.00%00.0%Unchanged
Hancock Whitney Corp1,319$273.0K0.01%−8,227−86.2%Reduced
Thrivent Financial for Lutherans1,333$276.0K0.00%−740−35.7%Reduced
Kingsview Wealth Management, LLC1,278$276.0K0.01%00.0%Unchanged
First Mercantile Trust Co1,365$282.0K0.03%−170−11.1%Reduced
Csenge Advisory Group1,305$282.0K0.03%+70+5.7%Added
Robeco Institutional Asset Management B.V.1,370$283.0K0.00%−1,343−49.5%Reduced
TD Asset Management Inc1,164$283.0K0.00%+24+2.1%Added
First Hawaiian Bank1,381$286.0K0.01%−12−0.9%Reduced
DekaBank Deutsche Girozentrale1,357$291.0K0.00%−22,000−94.2%Reduced
Coldstream Capital Management Inc1,420$294.0K0.01%−97−6.4%Reduced
Fox Run Management, L.L.C.1,455$301.0K0.27%+1,455New
Edgestream Partners, L.P.1,462$302.0K0.02%+1,462New
Amica Retiree Medical Trust1,477$305.0K0.19%00.0%Unchanged
Trillium Asset Management, LLC1,505$311.0K0.01%+1,505New
Advisor Partners LLC1,536$318.0K0.02%−26−1.7%Reduced
Gyon Technologies Capital Management, LP1,565$324.0K0.11%+1,565New
Altium Wealth Management LLC1,588$328.0K0.02%−63−3.8%Reduced
Harvest Management LLC1,590$329.0K0.25%−1,000−38.6%Reduced
Running Oak Capital LLC1,620$335.0K0.19%−25,685−94.1%Reduced
Sigma Planning Corp1,655$342.0K0.01%+9+0.5%Added
Zeke Capital Advisors, LLC1,724$356.0K0.02%00.0%Unchanged
Advisor OS, LLC1,719$356.0K0.07%+312+22.2%Added
Gsa Capital Partners LLP1,802$372.0K0.04%+1,802New
Wealth Alliance1,860$384.0K0.09%−36−1.9%Reduced
Private Advisor Group, LLC1,934$400.0K0.00%+20+1.0%Added
Campbell & CO Investment Adviser LLC1,938$401.0K0.17%+1,938New
Standard Family Office LLC2,019$417.0K0.09%+2,019New
TimesSquare Capital Management, LLC2,025$419.0K0.00%+2,025New
Icon Wealth Partners, LLC2,086$431.0K0.05%+380+22.3%Added
Old National Bancorp2,119$438.0K0.02%−799−27.4%Reduced
Walleye Capital LLC2,150$444.0K0.02%+2,150New
Covenant Partners, LLC2,159$446.0K0.17%00.0%Unchanged
Archer Investment Corp2,200$454.8K0.18%00.0%Unchanged
qPULA Trading Management LP2,200$455.0K0.82%+2,200New
Legacy Wealth Asset Management, LLC2,228$461.0K0.20%+27+1.2%Added
Somerset Trust Co2,237$462.0K0.19%00.0%Unchanged
Henshaw Capital LLC2,290$473.4K0.03%00.0%Unchanged
Banque Cantonale Vaudoise2,328$481.0K0.02%−80−3.3%Reduced
Clifford Swan Investment Counsel LLC1,960$482.0K0.02%00.0%Unchanged
Fieldpoint Private Securities, LLC2,050$486.0K0.11%+970+89.8%Added
Walleye Trading LLC2,351$486.0K0.01%+2,351New
Reilly Financial Advisors, LLC2,377$491.0K0.04%00.0%Unchanged
Simplex Trading, LLC2,413$498.0K0.02%+2,338+3,117.3%Added
Commonwealth Equity Services, LLC2,421$500.0K0.00%+716+42.0%Added
Beck Bode, LLC2,422$501.0K0.14%+2,422New
We Are One Seven, LLC6,622$506.0K0.07%−14−0.2%Reduced
Yorktown Management & Research Co Inc2,450$506.0K0.40%+2,450New
Quantitative Investment Management, LLC2,467$509.0K0.05%+2,467New
New York Life Investments Alternatives2,500$517.0K0.35%+2,500New
Personal Cfo Solutions, LLC2,520$521.0K0.11%−108−4.1%Reduced
Marietta Investment Partners LLC2,543$526.0K0.12%−1,018−28.6%Reduced
GW Henssler & Associates Ltd2,659$550.0K0.04%+49+1.9%Added
Groesbeck Investment Management Corp2,725$563.0K0.72%00.0%Unchanged
Financial Counselors Inc2,735$565.0K0.01%−695−20.3%Reduced
Ninety One SA (PTY) Ltd2,747$568.0K0.21%00.0%Unchanged
Quantamental Technologies LLC2,790$577.0K0.51%+2,790New
Advisory Services Network, LLC2,884$595.0K0.02%−198−6.4%Reduced
Tributary Capital Management, LLC2,881$596.0K0.05%+1,855+180.8%Added
Cetera Advisor Networks LLC2,901$600.0K0.01%+631+27.8%Added
Private Trust Co NA2,908$601.0K0.09%+62+2.2%Added
Connable Office Inc2,938$607.0K0.08%00.0%Unchanged
Fifth Third Bancorp3,073$635.0K0.00%−118−3.7%Reduced
MAI Capital Management3,076$636.0K0.01%+77+2.6%Added
Intercontinental Wealth Advisors, LLC3,093$639.0K0.13%+43+1.4%Added
Tectonic Advisors LLC3,110$643.0K0.13%−760−19.6%Reduced
Galvin, Gaustad & Stein, LLC3,286$679.0K0.06%−275−7.7%Reduced
Baker Tilly Wealth Management, LLC3,450$713.0K0.11%+510+17.3%Added
Nelson, Van Denburg & Campbell Wealth Management Group, LLC3,511$725.0K0.07%−540−13.3%Reduced
Jump Financial, LLC3,519$727.0K0.07%+3,519New
Cambridge Investment Research Advisors, Inc.3,562$736.0K0.00%−1,036−22.5%Reduced
Park Avenue Securities LLC3,694$763.0K0.02%+386+11.7%Added
BNP Paribas Arbitrage, SA3,758$776.8K0.00%+1,654+78.6%Added
Legg Mason Asset Management (Japan) Co., Ltd.3,771$780.0K0.85%−337−8.2%Reduced
TLWM3,802$788.0K0.28%+58+1.5%Added
Kestra Advisory Services, LLC3,827$791.0K0.01%+1,115+41.1%Added
Cipher Capital LP3,826$791.0K0.44%+3,826New
Prudential Financial Inc3,861$798.0K0.00%+807+26.4%Added
Fayez Sarofim & Co3,935$813.0K0.00%+345+9.6%Added
Chartwell Investment Partners, LLC4,047$837.0K0.02%−14,264−77.9%Reduced
V Wealth Advisors LLC4,193$867.0K0.14%+128+3.1%Added
Raymond James Trust N.A.4,190$867.0K0.03%+1,236+41.8%Added
BancorpSouth Bank4,225$873.0K0.13%+81+2.0%Added
Kennedy Capital Management, Inc.4,296$888.0K0.02%+197+4.8%Added