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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, Q1 2025

Institutional positions in Icon PLC as of Mar 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
562
−23 vs. Q4 2024
Shares held
75.8M
−297.4K (−0.4%) vs. Q4 2024
Total value
$13.3B
−$2.68B (−16.8%) vs. Q4 2024
New holders
72
192 more added
Sold out
95
225 more reduced

11 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2025: 562 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 heldQ1 2025: $13.3B
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, Q1 2025

Shares, value and share of portfolio for each institution holding Icon PLC; share changes are against Q4 2024.

Institutions holding ICLR in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Ronald Blue Trust, Inc.273$47.8K0.00%−10−3.5%Reduced
Abound Financial, LLC299$52.3K0.03%+299New
NBC Securities, Inc.341$59.0K0.01%+341New
Ritter Daniher Financial Advisory LLC371$64.9K0.02%−124−25.1%Reduced
Aviso Financial Inc.372$65.1K0.00%−349−48.4%Reduced
GAMMA Investing LLC391$68.4K0.01%−42−9.7%Reduced
Tower Research Capital LLC (TRC)392$68.6K0.00%+390+19,500.0%Added
Greykasell Wealth Strategies, Inc.396$69.3K0.04%+396New
Signaturefd, LLC414$72.4K0.00%−125−23.2%Reduced
Clearstead Advisors, LLC423$74.0K0.00%−22−4.9%Reduced
TD Private Client Wealth LLC429$75.1K0.00%−139−24.5%Reduced
Jones Financial Companies LLLP423$75.7K0.00%−71−14.4%Reduced
First Horizon Advisors, Inc.441$77.2K0.00%+54+14.0%Added
Mather Group, LLC.441$77.2K0.00%+73+19.8%Added
Huntington National Bank443$77.5K0.00%−335−43.1%Reduced
Ramirez Asset Management, Inc.450$78.7K0.02%+75+20.0%Added
Capital Advisors, Ltd. LLC471$82.0K0.01%00.0%Unchanged
Geneos Wealth Management Inc.485$84.9K0.00%−84−14.8%Reduced
Mirae Asset Global ETFs Holdings Ltd.492$86.1K0.00%+91+22.7%Added
Farther Finance Advisors, LLC593$98.8K0.00%+110+22.8%Added
Cloud Capital Management, LLC578$101.0K0.07%+578New
Nomura Asset Management Co Ltd580$101.5K0.00%+299+106.4%Added
IFP Advisors, Inc630$110.2K0.00%−94−13.0%Reduced
Advisors Asset Management, Inc.641$112.2K0.00%−29−4.3%Reduced
Spire Wealth Management655$114.7K0.00%+12+1.9%Added
Steward Partners Investment Advisory, LLC658$115.1K0.00%−70−9.6%Reduced
Opal Wealth Advisors, LLC666$116.5K0.04%+666New
Walleye Trading LLC667$116.7K0.00%+667New
Assetmark, Inc674$118.0K0.00%−198−22.7%Reduced
Allworth Financial LP849$123.9K0.00%+232+37.6%Added
Point72 Asia (Singapore) Pte. Ltd.739$129.4K0.03%−2,160−74.5%Reduced
Pacer Advisors, Inc.749$131.1K0.00%+21+2.9%Added
Parallel Advisors, LLC750$131.2K0.00%−158−17.4%Reduced
Grove Bank & Trust801$140.2K0.02%+163+25.5%Added
Horizon Investments, LLC808$141.4K0.00%+155+23.7%Added
Credit Agricole S A867$151.7K0.00%+117+15.6%Added
Northwestern Mutual Wealth Management Co937$164.0K0.00%−185−16.5%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)1,039$181.8K0.00%−778−42.8%Reduced
Hardy Reed LLC1,144$200.2K0.02%00.0%Unchanged
Penobscot Investment Management Company, Inc.1,150$201.2K0.02%00.0%Unchanged
Transcend Wealth Collective, LLC1,174$205.4K0.01%+83+7.6%Added
Quadcap Wealth Management, LLC1,183$207.0K0.03%+3+0.3%Added
Schroder Investment Management Group1,162$208.1K0.00%−43−3.6%Reduced
Tiaa Trust, National Association1,192$208.6K0.00%−454−27.6%Reduced
Frank, Rimerman Advisors LLC1,223$214.0K0.02%−24−1.9%Reduced
United Capital Financial Advisers, LLC1,237$216.5K0.00%−151−10.9%Reduced
SeaBridge Investment Advisors LLC1,276$223.3K0.05%−15,516−92.4%Reduced
Park National Corp1,277$223.5K0.01%−40−3.0%Reduced
R Squared Ltd1,290$225.7K0.24%+960+290.9%Added
Apollon Wealth Management, LLC1,348$235.9K0.01%+1,348New
NewEdge Wealth, LLC1,350$236.2K0.00%+287+27.0%Added
Venturi Wealth Management, LLC1,351$236.4K0.01%−784−36.7%Reduced
Umb Bank N A1,361$238.2K0.00%−14−1.0%Reduced
CWA Asset Management Group, LLC1,370$239.7K0.01%−57−4.0%Reduced
Groupe la Francaise1,300$239.8K0.01%00.0%Unchanged
Ethic Inc.1,442$240.2K0.00%+61+4.4%Added
SRS Capital Advisors, Inc.1,374$240.4K0.02%+93+7.3%Added
Foundry Partners, LLC1,379$241.3K0.01%+1+0.1%Added
Granite Group Advisors, LLC1,394$243.9K0.17%00.0%Unchanged
Mercer Global Advisors Inc1,404$245.7K0.00%+73+5.5%Added
MAI Capital Management1,405$245.9K0.00%−2−0.1%Reduced
Atria Wealth Solutions, Inc.1,424$249.2K0.00%+351+32.7%Added
NorthCrest Asset Manangement, LLC1,440$252.0K0.01%00.0%Unchanged
Stephenson National Bank & Trust1,443$252.5K0.09%−117−7.5%Reduced
QSV Equity Investors LLC1,466$256.5K0.27%+1,466New
TD Waterhouse Canada Inc.1,556$258.9K0.00%−4,369−73.7%Reduced
First National Bank Sioux Falls1,495$261.6K0.11%+1,495New
Clifford Swan Investment Counsel LLC1,520$266.0K0.01%00.0%Unchanged
D.A. Davidson & Co.1,521$266.2K0.00%−252−14.2%Reduced
Tectonic Advisors LLC1,527$267.2K0.02%00.0%Unchanged
Legacy Capital Wealth Partners, LLC1,531$267.9K0.07%−32−2.0%Reduced
Westpac Banking Corp1,535$268.6K0.02%+1,121+270.8%Added
Whittier Trust Co of Nevada Inc1,593$278.7K0.01%+427+36.6%Added
Fiduciary Family Office, LLC1,594$278.9K0.09%+1,594New
Insigneo Advisory Services, LLC1,595$279.1K0.03%−164−9.3%Reduced
Portside Wealth Group, LLC1,623$284.0K0.05%−793−32.8%Reduced
Benjamin Edwards Inc1,627$284.7K0.00%+58+3.7%Added
Private Advisor Group, LLC1,633$285.8K0.00%−34−2.0%Reduced
Pinnacle Wealth Planning Services, Inc.1,657$290.0K0.04%+132+8.7%Added
MQS Management LLC1,662$290.8K0.17%+1,662New
Qsemble Capital Management, LP1,668$291.9K0.03%+20+1.2%Added
Hayek Kallen Investment Management1,680$294.0K0.11%−700−29.4%Reduced
JustInvest LLC1,682$294.3K0.00%+171+11.3%Added
Merit Financial Group, LLC1,692$296.1K0.00%+487+40.4%Added
Mesirow Financial Investment Management, Inc.1,699$297.3K0.01%+302+21.6%Added
Kovitz Investment Group Partners, LLC1,722$301.3K0.00%−189−9.9%Reduced
Cambridge Investment Research Advisors, Inc.1,744$305.0K0.00%−95−5.2%Reduced
Summit Creek Advisors LLC1,768$309.4K0.05%+8+0.5%Added
Jefferies Financial Group Inc.1,799$314.8K0.01%+693+62.7%Added
Covenant Partners, LLC1,804$315.7K0.10%00.0%Unchanged
Alliance Wealth Advisors, LLC1,830$320.2K0.08%−314−14.6%Reduced
Eagle Harbor Asset Management Inc1,841$322.2K0.33%+31+1.7%Added
Somerset Trust Co1,849$323.6K0.12%−145−7.3%Reduced
Birch Financial Group, LLC1,853$324.3K0.29%+81+4.6%Added
London Co of Virginia1,885$329.9K0.00%+1,885New
Groesbeck Investment Management Corp1,911$334.0K0.47%00.0%Unchanged
Malaga Cove Capital, LLC1,965$343.9K0.15%+125+6.8%Added
Blueshift Asset Management, LLC1,971$344.9K0.14%+808+69.5%Added
Portland Investment Counsel Inc.2,000$350.0K0.11%00.0%Unchanged
HighPoint Advisor Group LLC2,346$350.3K0.02%−464−16.5%Reduced