237 institutions reported holding $1.18B of ALPHA & OMEGA SEMICONDUCTOR (AOSL) in SEC 13F filings for 2026-06-30. Largest institutional holders: BlackRock, Inc. ($201.5M), VANGUARD GROUP INC ($112.6M), STATE STREET CORP ($111.1M), MANUFACTURERS LIFE INSURANCE COMPANY, THE ($65.1M), DIMENSIONAL FUND ADVISORS LP ($63.2M). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30