686 institutions reported holding $13.89B of RAMBUS (RMBS) in SEC 13F filings for 2026-06-30. Largest institutional holders: BlackRock, Inc. ($1.85B), VANGUARD GROUP INC ($1.57B), FMR LLC ($1.39B), Invesco Ltd. ($880.4M), STATE STREET CORP ($519.5M). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30