300 institutions reported holding $2.80B of P D F SOLUTIONS INC (PDFS) in SEC 13F filings for 2026-06-30. Largest institutional holders: BlackRock, Inc. ($392.9M), VANGUARD GROUP INC ($242.9M), NEEDHAM INVESTMENT MANAGEMENT LLC ($146.2M), STATE STREET CORP ($98.2M), WASATCH ADVISORS LP ($97.7M). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30