Alpha and Omega Semiconductor Limited (AOSL) ownership: Top institutional holder: BlackRock, Inc. ($86.53M). Insider activity: Net Seller (0 buys, 20 sells). SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| BlackRock, Inc. | 3904776.00 | $86.53M | 2026-03-31 |
| VANGUARD GROUP INC | 2424320.00 | $48.03M | 2025-12-31 |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | 1574462.00 | $34.89M | 2026-03-31 |
| DIMENSIONAL FUND ADVISORS LP | 1563871.00 | $34.65M | 2026-03-31 |
| STATE STREET CORP | 1401550.00 | $31.06M | 2026-03-31 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 1168929.00 | $25.90M | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 1051231.00 | $23.30M | 2026-03-31 |
| WELLINGTON MANAGEMENT GROUP LLP | 694808.00 | $15.40M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-06-16 | |
| Sell | null | 2026-06-01 | |
| Sell | null | 2026-06-01 | |
| Sell | null | 2026-05-26 | |
| Sell | null | 2026-05-26 | |
| Sell | null | 2026-05-26 | |
| Sell | null | 2026-05-22 | |
| Sell | null | 2026-05-22 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.