1,944 institutions reported holding $251.34B of WESTERN DIGITAL CORP (WDC) in SEC 13F filings for 2026-06-30. Largest institutional holders: VANGUARD GROUP INC ($25.03B), BlackRock, Inc. ($21.29B), FMR LLC ($16.84B), JPMORGAN CHASE & CO ($11.44B), STATE STREET CORP ($10.72B). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30