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Livermore
Livermore
ZHEN

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.

Q1 2024 vs. Q4 2023

How the institutions holding Icon PLC changed between Q4 2023 and Q1 2024.

All holders in Q1 2024All holders in Q4 2023

13F holders of ICLR: Q4 2023 compared with Q1 2024
MeasureQ4 2023Of which not filed for Q1 2024Q1 2024Change
Holders6034648+49
Shares79.2M98.6K78.0M−1.07M (−1.4%)
Value$22.1B$27.9M$26.1B+$4.10B (+18.6%)

4 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so the changes leave them out.

New holders (98)

Institutions that held Icon PLC at the end of Q1 2024 but not at the end of Q4 2023.

Institutions new to ICLR in Q1 2024
InstitutionSharesValue% of portfolio
Junto Capital Management LP205,206$68.9M1.53%
Farallon Capital Management, L.L.C.179,700$60.4M0.35%
Woodline Partners LP153,962$51.7M0.48%
Point72 Asset Management, L.P.100,108$33.6M0.10%
Swedbank AB92,800$31.2M0.04%
Arrowstreet Capital, Limited Partnership81,733$27.5M0.03%
Pertento Partners LLP41,676$14.0M2.82%
Redmile Group, LLC36,949$12.4M0.46%
Driehaus Capital Management LLC36,032$12.1M0.12%
Sierra Summit Advisors LLC31,901$10.7M2.92%
Squarepoint Ops LLC20,193$6.78M0.03%
Trexquant Investment LP19,453$6.54M0.13%
Simplicity Wealth,LLC17,118$5.75M0.14%
Point72 Europe (London) LLP15,700$5.27M0.49%
Altitude Crest Partners Inc.14,800$4.97M2.13%
Adage Capital Partners GP, L.L.C.14,000$4.70M0.01%
Lecap Asset Management Ltd13,725$4.61M0.96%
USS Investment Management Ltd12,112$4.07M0.03%
Hardman Johnston Global Advisors LLC9,791$3.29M0.11%
Napean Trading & Investment Co (Singapore) PTE Ltd8,519$2.86M0.70%
Dynasty Wealth Management, LLC6,891$2.32M0.07%
Pearl River Capital, LLC6,068$2.04M0.32%
Wealthcare Advisory Partners LLC5,117$1.72M0.06%
1832 Asset Management L.P.4,632$1.56M0.00%
Dynamic Technology Lab Private Ltd4,610$1.55M0.17%
Danske Bank A/S4,310$1.45M0.00%
Calamos Wealth Management LLC4,160$1.40M0.08%
Scientech Research LLC3,711$1.25M0.66%
Pitcairn Co3,486$1.17M0.08%
Concentric Capital Strategies, LP3,339$1.12M0.07%
DAGCO, Inc.3,110$1.04M0.48%
SkyView Investment Advisors, LLC3,040$1.02M0.19%
Capstone Investment Advisors, LLC2,592$870.8K0.02%
Gibbs Wealth Management2,408$809.0K0.46%
Merit Financial Group, LLC1,515$468.2K0.01%
Insigneo Advisory Services, LLC1,358$456.2K0.05%
Empowered Funds, LLC1,320$443.5K0.01%
Community Financial Services Group, LLC1,285$431.7K0.10%
Graham Capital Management, L.P.1,240$416.6K0.01%
Avitas Wealth Management LLC1,228$412.5K0.06%
Atlanta Consulting Group Advisors, LLC1,176$395.1K0.14%
Diversify Advisory Services, LLC1,019$338.0K0.02%
CAPROCK Group, Inc.988$331.9K0.02%
UBS Oconnor LLC972$326.5K0.01%
First National Advisers, LLC952$319.8K0.07%
Machina Capital S.A.S.929$312.1K0.16%
Sigma Planning Corp923$310.1K0.01%
Fiduciary Trust Co890$299.0K0.00%
Northwest & Ethical Investments L.P.860$288.9K0.01%
Petrus Trust Company, LTA787$264.4K0.02%
Arkadios Wealth Advisors734$246.6K0.02%
Norden Group LLC703$236.2K0.05%
Trajan Wealth LLC699$234.8K0.02%
Mutual Advisors, LLC697$234.2K0.01%
Kendall Capital Management693$232.8K0.08%
QSV Equity Investors LLC678$227.8K0.22%
Financial Counselors Inc673$226.1K0.00%
Kovitz Investment Group Partners, LLC672$225.8K0.00%
One Wealth Advisors, LLC663$222.7K0.04%
First American Bank654$219.7K0.02%
Naples Global Advisors, LLC649$218.0K0.02%
Bridgefront Capital, LLC648$217.7K0.17%
Journey Strategic Wealth LLC637$214.0K0.01%
Csenge Advisory Group633$212.7K0.01%
Trinity Financial Advisors LLC627$210.6K0.09%
Rehmann Capital Advisory Group618$207.6K0.02%
Veriti Management LLC610$204.9K0.02%
Sequoia Financial Advisors, LLC608$204.3K0.00%
Opal Wealth Advisors, LLC600$201.6K0.07%
FRG Family Wealth Advisors LLC500$148.9K0.03%
Ramirez Asset Management, Inc.375$126.0K0.03%
South State Corp.367$123.3K0.01%
Mather Group, LLC.360$101.9K0.00%
Umb Bank N A271$91.0K0.00%
Trust Co of Vermont150$50.4K0.00%
First PREMIER Bank134$45.0K0.01%
Palisade Asset Management, LLC118$39.6K0.00%
Harvest Fund Management Co., Ltd105$35.0K0.00%
Riverview Trust Co92$30.9K0.02%
CoreCap Advisors, LLC68$22.8K0.00%
First Financial Corp64$21.5K0.01%
Front Row Advisors LLC62$20.8K0.01%
ZRC Wealth Management, LLC60$20.2K0.01%
Meeder Asset Management Inc24$8.06K0.00%
Hilltop National Bank20$6.72K0.00%
Gilliland Jeter Wealth Management LLC19$6.38K0.00%
Crewe Advisors LLC16$5.38K0.00%
Abound Wealth Management16$5.38K0.00%
Morton Brown Family Wealth, LLC15$5.04K0.00%
Avion Wealth13$5.00K0.00%
Salem Investment Counselors Inc14$4.70K0.00%
Continuum Advisory, LLC13$4.10K0.00%
Cullen/Frost Bankers, Inc.11$3.69K0.00%
Financial Synergies Wealth Advisors, Inc.4$1.34K0.00%
TD Capital Management LLC2$6720.00%
PEAK6 Investments LLC2$5320.00%
TFC Financial Management1$3360.00%
True Wealth Design, LLC1$3360.00%

Sold out (49)

Institutions that held Icon PLC at the end of Q4 2023 and filed for Q1 2024 without it.

Institutions that sold out of ICLR in Q1 2024
InstitutionShares, Q4 2023Value, Q4 2023
Twinbeech Capital LP141,050$39.9M
State Board of Administration of Florida Retirement System73,950$20.9M
Weiss Multi-Strategy Advisers LLC43,506$12.3M
Magnetar Financial LLC41,658$11.8M
Cetera Advisor Networks LLC20,290$5.74M
Verition Fund Management LLC13,292$3.76M
FJ Investments, LLC8,734$2.47M
Duality Advisers, LP7,885$2.23M
Weiss Asset Management LP6,903$1.95M
Two Sigma Investments, LP6,300$1.78M
TLWM4,393$1.24M
Endurant Capital Management LP3,659$1.04M
Thoroughbred Financial Services, LLC3,656$1.03M
Jennison Associates LLC2,797$791.7K
Brevan Howard Capital Management LP2,660$753.0K
Cetera Advisors LLC2,603$736.9K
MQS Management LLC2,587$732.3K
Perpetual Ltd2,364$669.2K
Inceptionr LLC2,112$597.8K
Prelude Capital Management, LLC1,800$509.5K
Legacy Advisors, LLC1,667$471.9K
Two Sigma Securities, LLC1,437$406.8K
Fox Run Management, L.L.C.1,265$358.1K
Great Lakes Advisors, LLC1,226$347.0K
TT International Asset Management LTD1,218$344.0K
Simplex Trading, LLC1,092$309.0K
Cubist Systematic Strategies, LLC1,087$307.7K
Checchi Capital Advisers, LLC895$253.3K
Legacy Capital Wealth Partners, LLC831$235.2K
CIBC World Markets Inc.807$228.0K
Sciencast Management LP729$206.4K
Walleye Trading LLC400$113.2K
Tradition Wealth Management, LLC157$44.0K
Livelsberger Financial Advisory102$28.9K
LM Advisors LLC90$25.5K
West Tower Group, LLC76$21.5K
ORG Partners LLC50$14.2K
Glassman Wealth Services37$10.5K
Tucker Asset Management LLC32$9.06K
Trifecta Capital Advisors, LLC29$8.21K
Laffer Tengler Investments27$7.64K
RFP Financial Group LLC21$5.94K
BKM Wealth Management, LLC18$5.09K
Sunbelt Securities, Inc.14$3.96K
Carmichael Hill & Associates, Inc.11$3.11K
American National Bank7$1.98K
JNBA Financial Advisors5$1.42K
EdgeRock Capital LLC5$1.30K
Able Wealth Management LLC1$283

Not filed for Q1 2024 yet (4)

Institutions that held Icon PLC at the end of Q4 2023 and haven't filed a 13F for Q1 2024. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding ICLR in Q4 2023 that haven't filed for Q1 2024
InstitutionShares, Q4 2023Value, Q4 2023
Putnam Investments LLC78,071$22.1M
Sawtooth Solutions, LLC19,408$5.49M
DFPG Investments, LLC1,093$293.7K
Coppell Advisory Solutions LLC20$5.66K