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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.

Q3 2021 vs. Q2 2021

How the institutions holding Icon PLC changed between Q2 2021 and Q3 2021.

All holders in Q3 2021All holders in Q2 2021

13F holders of ICLR: Q2 2021 compared with Q3 2021
MeasureQ2 2021Of which not filed for Q3 2021Q3 2021Change
Holders4497510+68
Shares59.6M35.6K73.5M+14.0M (+23.4%)
Value$12.3B$7.37M$19.3B+$6.94B (+56.4%)

7 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so the changes leave them out.

New holders (122)

Institutions that held Icon PLC at the end of Q3 2021 but not at the end of Q2 2021.

Showing the largest 100 of 122 by value.

Institutions new to ICLR in Q3 2021
InstitutionSharesValue% of portfolio
Capital Research Global Investors919,751$241.0M0.06%
Steadfast Capital Management LP761,981$199.7M2.52%
Artisan Partners Limited Partnership458,012$120.0M0.15%
Alyeska Investment Group, L.P.166,771$43.7M0.54%
Tdam USA Inc.152,003$39.8M2.62%
Fiera Capital Corp137,127$35.9M0.09%
Van Eck Associates Corp109,770$28.8M0.07%
Perpetual Investment Management Ltd88,507$23.2M2.94%
Ergoteles LLC86,564$22.7M0.83%
Manufacturers Life Insurance Company, The75,624$19.8M0.02%
Eversept Partners, LP71,911$18.8M1.51%
Susquehanna International Group, LLP56,031$14.7M0.02%
Dimensional Fund Advisors LP49,845$13.1M0.00%
Brookfield Asset Management Inc.45,845$12.0M0.05%
Quadrature Capital Ltd35,314$9.27M0.34%
Retirement Systems of Alabama31,900$8.36M0.03%
Fred Alger Management, LLC29,068$7.62M0.02%
Churchill Management Corp20,513$5.38M0.08%
Pictet Asset Management SA19,851$5.25M0.01%
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main17,819$4.71M0.01%
Gateway Investment Advisers LLC17,897$4.69M0.05%
Sustainable Growth Advisers, LP17,708$4.64M0.02%
Papp L Roy & Associates16,019$4.20M0.53%
Vident Investment Advisory, LLC15,857$4.15M0.13%
Guggenheim Capital LLC14,855$3.89M0.02%
Distillate Capital Partners LLC13,302$3.48M0.93%
CastleArk Alternatives, LLC13,245$3.47M0.13%
Shaker Investments LLC11,384$2.98M1.32%
Steadfast Capital Management (UK) Ltd.8,628$2.26M2.66%
L & S Advisors Inc8,158$2.14M0.23%
Tealwood Asset Management Inc7,195$1.89M0.76%
Cinctive Capital Management LP6,899$1.81M0.10%
Voya Investment Management LLC6,491$1.70M0.00%
Highland Capital Management, LLC4,750$1.25M0.08%
1776 Wealth LLC4,716$1.24M0.70%
Wrapmanager Inc4,372$1.15M0.30%
Capula Management Ltd3,914$1.03M0.08%
Executive Wealth Management, LLC3,487$913.0K0.10%
Cornercap Investment Counsel Inc2,623$687.0K0.08%
Community Financial Services Group, LLC2,468$647.0K0.18%
CFO4Life Group, LLC2,439$639.0K0.15%
Centiva Capital, LP2,385$625.0K0.05%
HSBC Holdings PLC2,322$614.0K0.00%
Bowling Portfolio Management LLC2,294$601.0K0.14%
Nisa Investment Advisors, LLC2,291$600.0K0.00%
Purus Wealth Management, LLC2,291$600.0K0.41%
Price T Rowe Associates Inc2,181$571.0K0.00%
Prelude Capital Management, LLC2,100$550.0K0.03%
Synovus Financial Corp1,787$469.0K0.00%
Ethic Inc.1,784$467.0K0.05%
Fulton Bank, N.A.1,656$433.0K0.02%
Sawtooth Solutions, LLC1,621$425.0K0.07%
Silphium Asset Management Ltd1,553$406.9K0.16%
Dynamic Advisor Solutions LLC1,475$386.0K0.03%
Virtu Financial LLC1,467$384.0K0.03%
Winton Group Ltd1,352$354.0K0.02%
Kendall Capital Management1,338$351.0K0.19%
Veriti Management LLC1,260$330.0K0.05%
Nwam LLC1,200$314.0K0.03%
Treasurer of the State of North Carolina1,163$305.0K0.00%
Sara-Bay Financial1,136$298.0K0.12%
Loews Corp1,134$297.0K0.00%
Resonant Capital Advisors, LLC1,109$291.0K0.05%
Park National Corp1,097$287.0K0.01%
Orion Portfolio Solutions, LLC1,096$287.0K0.01%
Davenport & Co LLC1,060$278.0K0.00%
JustInvest LLC1,035$271.0K0.02%
National Asset Management, Inc.1,041$265.0K0.01%
Bremer Bank National Association1,001$262.0K0.05%
TT International Asset Management LTD1,000$262.0K0.01%
McElhenny Sheffield Capital Management, LLC1,000$262.0K0.12%
Beacon Pointe Advisors, LLC998$261.0K0.01%
Blue Barn Wealth, LLC945$248.0K0.22%
Bokf, NA925$242.0K0.00%
Hilltop Holdings Inc.919$241.0K0.03%
CWA Asset Management Group, LLC905$237.0K0.02%
Leuthold Group, LLC881$231.0K0.03%
Alta Capital Management LLC873$229.0K0.01%
Parsons Capital Management Inc870$228.0K0.02%
Investment House LLC865$227.0K0.02%
First National Bank of Hutchinson853$224.0K0.13%
Windsor Group LTD854$224.0K0.05%
Veritable, L.P.820$215.0K0.00%
Mid Atlantic Financial Management Inc816$214.0K0.01%
Bernardo Wealth Planning LLC805$210.0K0.12%
Martin Investment Management, LLC787$206.0K0.05%
Belpointe Asset Management LLC475$125.0K0.01%
First Bank & Trust364$95.0K0.04%
Ci Investments Inc.340$89.0K0.00%
South Dakota Investment Council261$68.0K0.00%
Kowal Investment Group, LLC200$52.0K0.02%
Koshinski Asset Management, Inc.122$32.0K0.00%
Clearstead Advisors, LLC117$31.0K0.00%
Cahill Financial Advisors Inc118$31.0K0.01%
Zions Bancorporation, N.A.120$31.0K0.00%
Consolidated Planning Corp120$31.0K0.02%
Thompson Siegel & Walmsley LLC111$29.0K0.00%
Benjamin Edwards Inc94$25.0K0.02%
JFS Wealth Advisors, LLC58$15.0K0.00%
Public Employees Retirement Association of Colorado52$14.0K0.00%

Sold out (54)

Institutions that held Icon PLC at the end of Q2 2021 and filed for Q3 2021 without it.

Institutions that sold out of ICLR in Q3 2021
InstitutionShares, Q2 2021Value, Q2 2021
Magnetar Financial LLC144,326$29.8M
Segantii Capital Management Ltd121,174$25.0M
Squarepoint Ops LLC86,117$17.8M
Nomura Holdings Inc43,500$8.98M
Woodline Partners LP41,349$8.55M
Weiss Multi-Strategy Advisers LLC39,516$8.17M
Voloridge Investment Management, LLC32,771$6.77M
Tudor Investment Corp Et Al29,530$6.10M
Mirabella Financial Services LLP23,748$4.91M
Trexquant Investment LP23,373$4.83M
Sciencast Management LP21,942$4.62M
FNY Investment Advisers, LLC20,448$4.23M
Quantbot Technologies LP19,491$4.03M
ExodusPoint Capital Management, LP19,380$4.01M
Qube Research & Technologies Ltd17,616$3.64M
Wolverine Trading, LLC14,544$3.11M
Marshall Wace North America L.P.14,112$2.92M
Group One Trading, L.P.13,800$2.85M
Twinbeech Capital LP9,615$1.99M
FORA Capital, LLC9,159$1.89M
Schonfeld Strategic Advisors LLC7,400$1.53M
Brown Advisory Securities, LLC7,200$1.49M
Jefferies Group LLC6,862$1.42M
Laurion Capital Management LP6,250$1.29M
STRS Ohio5,304$1.10M
Quantitative Systematic Strategies LLC5,227$1.08M
Verition Fund Management LLC5,057$1.04M
XTX Topco Ltd4,764$985.0K
Quantamental Technologies LLC2,790$577.0K
GW Henssler & Associates Ltd2,659$550.0K
Quantitative Investment Management, LLC2,467$509.0K
Walleye Trading LLC2,351$486.0K
qPULA Trading Management LP2,200$455.0K
Standard Family Office LLC2,019$417.0K
Campbell & CO Investment Adviser LLC1,938$401.0K
Gsa Capital Partners LLP1,802$372.0K
Harvest Management LLC1,590$329.0K
Edgestream Partners, L.P.1,462$302.0K
Fox Run Management, L.L.C.1,455$301.0K
Robeco Institutional Asset Management B.V.1,370$283.0K
Paloma Partners Management Co1,268$262.0K
Shay Capital LLC1,049$217.0K
QCM Cayman, Ltd.975$202.0K
Cutler Group LP900$186.0K
Schroder Investment Management Group433$90.0K
Red Door Wealth Management, LLC327$67.0K
Brewin Dolphin Wealth Management Ltd200$41.3K
Simon Quick Advisors, LLC96$19.0K
Enterprise Financial Services Corp67$14.0K
Accel Wealth Management15$3.00K
Manchester Capital Management LLC10$2.00K
Capital Analysts, LLC5$1.00K
SkyView Investment Advisors, LLC5$1.00K
Ford Financial Group, LLC3$0

Not filed for Q3 2021 yet (7)

Institutions that held Icon PLC at the end of Q2 2021 and haven't filed a 13F for Q3 2021. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding ICLR in Q2 2021 that haven't filed for Q3 2021
InstitutionShares, Q2 2021Value, Q2 2021
QS Investors, LLC29,062$6.01M
Cipher Capital LP3,826$791.0K
Running Oak Capital LLC1,620$335.0K
Castleview Partners, LLC798$165.0K
San Francisco Sentry Investment Group (Ca)158$33.0K
CWM, LLC105$22.0K
First Horizon Corp63$13.0K