ICON PLC ICLR

US Healthcare Services-Commercial Physical & Biological Research
$173.06
-1.1%
52w: $80.08 – $202.92

Latest 13F among current holders filed 11 days ago (Jun 24, 2026)

Price — last 12 months

research preview data
80.08141.50202.92
Jun 20, 2025 Jul 2, 2026
Institutional holders
417
-94 QoQ
13F value
$8.75B
-38.1% QoQ
Smart-money holders
57
signal tier ≥ 2
New smart buyers
19
Q1 2026
Options barometer
1.5×
$40.0M calls / $26.5M puts

Institutional value by quarter

$27.02B
Q1 2024
$24.58B
Q2 2024
$22.72B
Q3 2024
$15.97B
Q4 2024
$13.38B
Q1 2025
$11.22B
Q2 2025
$13.66B
Q3 2025
$14.12B
Q4 2025
$8.75B
Q1 2026

Number of holders

647
Q1 2024
674
Q2 2024
660
Q3 2024
593
Q4 2024
560
Q1 2025
488
Q2 2025
511
Q3 2025
511
Q4 2025
417
Q1 2026

Who owns ICLR?

Q1 2026 filings
FundTypeSharesValue% of fundChange
Artisan Partners Limited Partnership Other8.3M$916.1M1.5%+20.4%
WELLINGTON MANAGEMENT GROUP LLP Long only active5.9M$654.3M0.1%+35.9%
HARRIS ASSOCIATES L P Other4.4M$481.5M0.6%+73.3%
FMR LLC Long only active4.2M$461.9M0.0%+34.7%
Invesco Ltd. Index provider3.9M$429.2M0.1%+3.2%
PRINCIPAL FINANCIAL GROUP INC Diversified mechanical3.3M$366.5M0.2%+10.3%
Brave Warrior Advisors, LLC ★3Fundamental concentrated3.0M$331.6M8.2%New
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ Other2.7M$304.9M0.1%+15.7%
ALLIANCEBERNSTEIN L.P. Long only active1.3M$245.0M0.1%+5.7%
Sachem Head Capital Management LP ★3Activist2.1M$232.9M5.6%New
GREENHAVEN ASSOCIATES INC ★3Fundamental concentrated2.0M$221.6M3.6%+11412.1%
Ruane, Cunniff & Goldfarb L.P. ★3Value conviction1.6M$180.9M3.0%-2.7%
BRANDES INVESTMENT PARTNERS, LP Other1.4M$158.8M1.1%+84.8%
Madison Avenue Partners, LP ★2Fundamental concentrated1.3M$142.0M6.2%New
Trinity Street Asset Management LLP ★3Fundamental concentrated1.2M$133.7M9.2%+12.7%
D. E. Shaw & Co., Inc. Quant stat arb1.2M$132.6M0.1%+83.5%
1832 Asset Management L.P. Other1.2M$132.0M0.2%-0.9%
Capital World Investors Long only active1.1M$122.3M0.0%-26.2%
EQUITY INVESTMENT CORP Other1.1M$121.3M2.4%+75.9%
First Pacific Advisors, LP ★2Fundamental diversified991.1K$109.7M1.6%+1.0%
LYRICAL ASSET MANAGEMENT LP ★3Fundamental concentrated938.2K$103.8M1.6%-3.1%
VAN LANSCHOT KEMPEN INVESTMENT MANAGEMENT N.V. Other918.7K$101.7M0.9%+23.6%
EARNEST PARTNERS LLC Other885.8K$98.0M0.4%-0.5%
Holocene Advisors, LP Other840.8K$93.0M0.2%+419.1%
Boston Partners Other835.1K$92.4M0.1%-33.7%
DIMENSIONAL FUND ADVISORS LP Quant stat arb788.8K$87.3M0.0%+50.8%
FRANKLIN RESOURCES INC Long only active816.1K$86.5M0.0%-72.7%
SEI INVESTMENTS CO Diversified mechanical757.5K$83.8M0.1%-3.6%
LAKEWOOD CAPITAL MANAGEMENT, LP ★3Fundamental concentrated747.7K$82.7M5.3%+124.9%
GOLDMAN SACHS GROUP INC Bank broker630.6K$69.8M0.0%+33.3%
SOUND SHORE MANAGEMENT INC /CT/ Other627.0K$69.4M2.3%New
Thrivent Financial for Lutherans Diversified mechanical622.4K$68.9M0.1%+119.5%
UBS Group AG Bank broker612.3K$67.8M0.0%+13.7%
Stephens Investment Management Group LLC Other599.2K$66.3M0.9%+10.3%
BANK OF AMERICA CORP /DE/ Bank broker543.5K$60.1M0.0%-10.9%
Russell Investments Group, Ltd. Diversified mechanical514.3K$56.9M0.1%+83.1%
STATE STREET CORP Index provider457.2K$50.6M0.0%+26.6%
Impactive Capital LP ★3Fundamental concentrated450.5K$49.9M3.6%New
BAMCO INC /NY/ Other426.8K$47.2M0.1%-20.1%
BlackRock, Inc. Index provider413.6K$45.8M0.0%+9.5%
Aberdeen Group plc Other399.3K$44.2M0.1%+504.4%
River Road Asset Management, LLC Other369.7K$40.9M0.5%-22.2%
Eagle Health Investments LP ★3Fundamental concentrated358.5K$39.7M8.3%+45.1%
NEW YORK STATE COMMON RETIREMENT FUND Diversified mechanical345.7K$38.3M0.1%+40.3%
Maple Rock Capital Partners Inc. ★3Fundamental concentrated335.3K$37.1M1.2%New
HUDSON EDGE INVESTMENT PARTNERS INC. ★2Fundamental diversified319.0K$35.3M5.2%+22.5%
Sio Capital Management, LLC ★2Fundamental concentrated306.4K$33.9M4.9%+140.8%
MORGAN STANLEY Bank broker293.1K$32.4M0.0%-38.1%
Zuckerman Investment Group, LLC ★2Fundamental diversified281.0K$31.1M2.9%+80.5%
RAYMOND JAMES FINANCIAL INC Bank broker261.4K$28.9M0.0%+36.8%

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