ICLR

ICON PLC

Services-Commercial Physical & Biological Research · SIC 8731CIK 1060955Held by 10 tracked managersEDGAR filings ↗10-K/10-Q ↗

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10 managers · Q2 2026 13F

13F bookWeight

Brave Warrior Advisors

Glenn GreenbergPosition history →

11.9%

+5.2%

$547.8M

$4.59B13F book · 2026-06-30

Greenhaven Associates

GreenhavenPosition history →

6.2%

+54.8%

$538.6M

$8.66B13F book · 2026-06-30

Ruane Cunniff

Ruane CunniffPosition history →

5.5%

+25.3%

$355.8M

$6.43B13F book · 2026-06-30

Lakewood Capital Management

Lakewood Capital ManagementPosition history →

5.3%

(21.7%)

$101.7M

$1.93B13F book · 2026-06-30

Lyrical Asset Management

Lyrical Asset ManagementPosition history →

1.9%

(6.1%)

$153.1M

$7.88B13F book · 2026-06-30

First Pacific Advisors

FPAPosition history →

1.3%

(38.8%)

$105.4M

$8.08B13F book · 2026-06-30

Oakmark Funds (Harris Associates)

Bill NygrenPosition history →

1.0%

+2.7%

$776.2M

$75.16B13F book · 2026-06-30

Kensico Capital Management

Kensico Capital ManagementPosition history →

0.56%

NEW

$32.7M

$5.83B13F book · 2026-06-30

Motley Fool Asset Management

Motley Fool Asset ManagementPosition history →

0.19%

(4.1%)

$4.8M

$2.59B13F book · 2026-06-30

Capital World Investors

Capital World InvestorsPosition history →

0.02%

+0.1%

$192.1M

$846.43B13F book · 2026-06-30

Weight = position value ÷ the manager's total 13F long-equity value in the same filing — one definition for every row. “1st obs.” marks a position with no earlier stored 13F to compare against — it is not shown as a purchase.