200 institutions reported holding $518.6M of REGENXBIO INC (RGNX) in SEC 13F filings for 2026-06-30. Largest institutional holders: BlackRock, Inc. ($76.6M), Redmile Group, LLC ($52.3M), VANGUARD GROUP INC ($45.7M), STATE STREET CORP ($35.6M), JPMORGAN CHASE & CO ($26.2M). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30