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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 2023 vs. Q2 2023

How the institutions holding Icon PLC changed between Q2 2023 and Q3 2023.

All holders in Q3 2023All holders in Q2 2023

13F holders of ICLR: Q2 2023 compared with Q3 2023
MeasureQ2 2023Of which not filed for Q3 2023Q3 2023Change
Holders5345556+27
Shares79.3M13.5K80.6M+1.25M (+1.6%)
Value$19.9B$3.37M$19.7B−$128.7M (−0.6%)

5 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so the changes leave them out.

New holders (66)

Institutions that held Icon PLC at the end of Q3 2023 but not at the end of Q2 2023.

Institutions new to ICLR in Q3 2023
InstitutionSharesValue% of portfolio
Artisan Partners Limited Partnership258,535$63.7M0.11%
Kiwi Wealth Investments Limited Partnership223,753$55.1M6.00%
OrbiMed Advisors LLC132,200$32.6M0.75%
Financiere des Professionnels - Fonds d,investissement inc.53,032$13.1M1.25%
Vident Advisory, LLC41,549$10.2M0.32%
Twinbeech Capital LP41,515$10.2M0.20%
Martingale Asset Management L P39,332$9.69M0.20%
Cinctive Capital Management LP20,616$5.08M0.28%
Picton Mahoney Asset Management19,302$4.75M0.22%
Envestnet Portfolio Solutions, Inc.17,747$4.37M0.02%
Pacific Capital Partners Ltd479,358$3.23M1.95%
Rockefeller Capital Management L.P.10,607$2.61M0.01%
Engineers Gate Manager LP8,534$2.10M0.08%
Community Financial Services Group, LLC5,099$1.26M0.32%
Highland Capital Management, LLC5,062$1.25M0.09%
Park Avenue Securities LLC5,012$1.23M0.02%
Redmond Asset Management, LLC4,213$1.04M0.37%
Wealth Enhancement Advisory Services, LLC3,784$931.8K0.00%
Thoroughbred Financial Services, LLC3,731$918.0K0.09%
Y-Intercept (Hong Kong) Ltd3,090$760.9K0.07%
Virtus ETF Advisers LLC3,036$747.6K0.45%
Ethic Inc.3,028$745.6K0.03%
Oak Thistle LLC2,889$711.4K0.21%
Fox Run Management, L.L.C.2,761$679.9K0.20%
Choate Investment Advisors2,475$609.5K0.02%
Tiaa Trust, National Association2,455$604.5K0.00%
Virtu Financial LLC2,224$547.0K0.05%
Buckingham Capital Management, Inc.1,954$481.2K0.07%
Emerald Advisers, LLC1,776$437.3K0.02%
Cornerstone Wealth Management, LLC1,323$325.6K0.03%
Centiva Capital, LP1,315$323.8K0.02%
Readystate Asset Management LP1,190$293.0K0.02%
Machina Capital S.A.S.1,158$285.2K0.16%
Steel Peak Wealth Management LLC1,089$268.2K0.02%
Two Sigma Securities, LLC1,082$266.4K0.01%
Great Lakes Advisors, LLC1,047$257.8K0.00%
AQR Capital Management LLC1,004$247.2K0.00%
Dana Investment Advisors, Inc.935$230.2K0.01%
Checchi Capital Advisers, LLC895$220.4K0.02%
Acadian Asset Management LLC864$211.0K0.00%
Echo Street Capital Management LLC835$205.6K0.00%
NBC Securities, Inc.709$174.0K0.02%
Simplex Trading, LLC599$147.0K0.01%
Covestor Ltd591$146.0K0.11%
Sands Capital Management, LLC255$62.8K0.00%
Operose Advisors LLC231$56.9K0.02%
Headlands Technologies LLC222$54.7K0.03%
Quarry LP158$38.9K0.03%
Orion Capital Management LLC120$29.6K0.02%
Gladius Capital Management LP118$29.1K0.01%
Cubist Systematic Strategies, LLC113$27.8K0.00%
LWM Advisory Services, LLC66$16.3K0.02%
Milestone Investment Advisors LLC65$16.0K0.00%
RVW Wealth, LLC42$10.3K0.00%
Householder Group Estate & Retirement Specialist, LLC34$8.37K0.00%
First Manhattan Co38$7.97K0.00%
Central Trust Co22$5.42K0.00%
Jones Financial Companies LLLP21$5.17K0.00%
Flaharty Asset Management, LLC18$4.43K0.00%
St Germain D J Co Inc11$2.71K0.00%
JJJ Advisors Inc.9$2.22K0.00%
Provenance Wealth Advisors, LLC8$1.97K0.00%
Valley National Advisers Inc5$1.00K0.00%
Capital Analysts, LLC3$1.00K0.00%
Financial Synergies Wealth Advisors, Inc.4$9850.00%
Quent Capital, LLC2$4930.00%

Sold out (39)

Institutions that held Icon PLC at the end of Q2 2023 and filed for Q3 2023 without it.

Institutions that sold out of ICLR in Q3 2023
InstitutionShares, Q2 2023Value, Q2 2023
Steadfast Capital Management LP188,529$47.2M
Fiera Capital Corp107,369$26.9M
Man Group plc70,221$17.6M
Brookfield Asset Management Inc.61,874$15.5M
Balyasny Asset Management LLC60,757$15.2M
Vident Investment Advisory, LLC37,821$9.46M
Woodline Partners LP35,807$8.96M
Weiss Multi-Strategy Advisers LLC32,037$8.02M
Two Sigma Advisers, LP10,640$2.66M
Bayesian Capital Management, LP5,286$1.32M
V Wealth Advisors LLC5,058$1.27M
Nelson, Van Denburg & Campbell Wealth Management Group, LLC3,107$777.4K
Jennison Associates LLC2,969$742.8K
Aigen Investment Management, LP2,844$711.6K
ExodusPoint Capital Management, LP2,571$643.0K
1776 Wealth LLC1,803$451.1K
PGGM Investments1,757$440.0K
Veritable, L.P.1,475$369.0K
Vestmark Advisory Solutions, Inc.1,403$351.0K
Baker Tilly Wealth Management, LLC1,397$349.5K
White Knight Strategic Wealth Advisors, LLC1,050$262.7K
PEAK6 Investments LLC990$247.8K
Sheaff Brock Investment Advisors, LLC940$235.2K
CM Wealth Advisors LLC925$233.2K
Americana Partners, LLC859$214.9K
Sage Mountain Advisors LLC834$208.7K
Pzena Investment Management LLC826$206.7K
CAPROCK Group, Inc.820$205.4K
Bernardo Wealth Planning LLC805$201.4K
PCA Investment Advisory Services Inc.370$92.6K
Johnson Financial Group, Inc.211$52.8K
Trust Co of Vermont115$28.8K
Cassady Schiller Wealth Management, LLC100$25.0K
Resurgent Financial Advisors LLC99$24.8K
CVA Family Office, LLC79$19.8K
WealthPLAN Partners, LLC26$6.50K
Sandy Spring Bank23$5.75K
Tilia Fiduciary Partners, Inc.16$4.00K
Hazlett, Burt & Watson, Inc.3$1.00K

Not filed for Q3 2023 yet (5)

Institutions that held Icon PLC at the end of Q2 2023 and haven't filed a 13F for Q3 2023. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding ICLR in Q2 2023 that haven't filed for Q3 2023
InstitutionShares, Q2 2023Value, Q2 2023
Tekla Capital Management LLC9,334$2.34M
Tiaa, FSB2,540$635.5K
PFS Investments Inc.1,226$307.0K
Coastal Capital Group, Inc.281$70.3K
First Capital Advisors Group, LLC.91$22.8K