64 institutions reported holding $19.2M of FORTRESS BIOTECH INC (FBIO) in SEC 13F filings for 2026-06-30. Largest institutional holders: VANGUARD GROUP INC ($3.7M), Opaleye Management Inc. ($2.7M), MACKENZIE FINANCIAL CORP ($1.7M), GSA CAPITAL PARTNERS LLP ($1.4M), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($1.4M). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30