13F Insight
DOSSIER · 13F Holders · Q2 2026

ICON PLC

449 institutions still hold ICON PLC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP G4705A100·449 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$9.1B
visible holders
Holders
449
filers reporting
Concentration
16.56%
Artisan Partners Limited Partnership #1
top holder share
AI Holders Summary · Q2 2026

449 institutions reported ICON PLC in Q2 2026. Artisan Partners Limited Partnership leads at 16.6% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
Artisan Partners Limited Partnership
CIK 0001466153
$1.5B8.6M2.38%Q2 202602
WELLINGTON MANAGEMENT GROUP LLP
CIK 0000902219
$924M5.3M0.16%Q2 202603
FMR LLC
CIK 0000315066
$916M5.3M0.04%Q2 202604
Invesco Ltd.
CIK 0000914208
$914M5.3M0.07%Q2 202605
GREENHAVEN ASSOCIATES INC
CIK 0000846222
$539M3.1M6.22%Q2 202606
PRINCIPAL FINANCIAL GROUP INC
CIK 0001126328
$513M3.0M0.25%Q2 202607
HARRIS ASSOCIATES L P
CIK 0000813917
$482M4.4M0.64%Q1 202608
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
CIK 0000912938
$369M2.1M0.12%Q2 202609
Ruane, Cunniff & Goldfarb L.P.
CIK 0001720792
$356M2.0M5.54%Q2 202610
Brave Warrior Advisors, LLC
CIK 0001553733
$332M3.0M8.21%Q1 202611
Boston Partners
CIK 0001386060
$281M1.6M0.25%Q2 202612
Trinity Street Asset Management LLP
CIK 0001592579
$267M1.5M13.74%Q2 202613
ALLIANCEBERNSTEIN L.P.
CIK 0001109448
$245M1.3M0.08%Q1 202614
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$221M1.3M0.04%Q2 202615
EARNEST PARTNERS LLC
CIK 0001102578
$216M1.2M0.78%Q2 202616
Maple Rock Capital Partners Inc.
CIK 0001658363
$208M1.2M4.09%Q2 202617
1832 Asset Management L.P.
CIK 0000944388
$208M1.2M0.10%Q2 202618
BRANDES INVESTMENT PARTNERS, LP
CIK 0001015079
$206M1.2M1.44%Q2 202619
Capital World Investors
CIK 0001422849
$192M1.1M0.02%Q2 202620
AMERIPRISE FINANCIAL INC
CIK 0000820027
$170M980K0.03%Q2 2026
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