ICON PLC (ICLR) Institutional Ownership and Insiders Activity

ICON PLC (ICLR) is widely held by institutional investors, with 406 firms reporting positions valued at approximately $13.72B based on SEC Form 13F filings for the quarter ended June 30, 2026.

Artisan Partners Limited Partnership is the largest disclosed holder, reporting approximately $1.50B in ICLR holdings in its latest filing.

Recent insider activity includes 47 tracked Form 4 transactions over the last three months, reflecting ongoing executive and director trading activity.