ALPHA & OMEGA SEMICONDUCTOR Ltd - AOSL
All tracked SEC files for this issuer. Showing up to 200 latest records.
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Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).
Files summary
Total files loaded: 47
Latest filed: Apr 20, 2026
| Form | Count |
|---|---|
| 4 | 28 |
| 144 | 10 |
| 8-K | 5 |
| SCHEDULE 13G/A | 2 |
| 4/A | 2 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| Apr 20, 2026 | 4 | Apr 16, 2026 | 0001628280-26-025992 | View |
| Apr 20, 2026 | 4 | Apr 17, 2026 | 0001628280-26-025993 | View |
| Apr 20, 2026 | 4 | Apr 17, 2026 | 0001628280-26-025994 | View |
| Apr 17, 2026 | 144 | — | 0001950047-26-003591 | View |
| Apr 17, 2026 | 8-K | Apr 13, 2026 | 0001628280-26-025742 | View |
| Apr 17, 2026 | 144 | — | 0001950047-26-003594 | View |
| Apr 16, 2026 | 144 | — | 0001950047-26-003549 | View |
| Apr 16, 2026 | 4 | Apr 14, 2026 | 0001628280-26-025500 | View |
| Apr 16, 2026 | 4 | Apr 14, 2026 | 0001628280-26-025505 | View |
| Apr 14, 2026 | 144 | — | 0001950047-26-003439 | View |
| Apr 14, 2026 | 144 | — | 0001950047-26-003419 | View |
| Apr 09, 2026 | SCHEDULE 13G/A | — | 0000354204-26-000503 | View |
| Mar 26, 2026 | SCHEDULE 13G/A | — | 0000102909-26-000588 | View |
| Mar 25, 2026 | 4/A | Mar 16, 2026 | 0001387467-26-000023 | View |
| Mar 25, 2026 | 4/A | Mar 16, 2026 | 0001878542-26-000005 | View |
| Mar 18, 2026 | 4 | Mar 16, 2026 | 0001511393-26-000004 | View |
| Mar 18, 2026 | 4 | Mar 16, 2026 | 0001722000-26-000003 | View |
| Mar 18, 2026 | 4 | Mar 16, 2026 | 0001522325-26-000003 | View |
| Mar 18, 2026 | 4 | Mar 16, 2026 | 0001387467-26-000021 | View |
| Mar 18, 2026 | 4 | Mar 16, 2026 | 0001878542-26-000003 | View |
| Mar 16, 2026 | 144 | — | 0001950047-26-002613 | View |
| Mar 10, 2026 | 4 | Mar 09, 2026 | 0001387467-26-000020 | View |
| Mar 09, 2026 | 8-K | Mar 05, 2026 | 0001387467-26-000019 | View |
| Feb 18, 2026 | 4 | Feb 17, 2026 | 0001787488-26-000004 | View |
| Feb 17, 2026 | 144 | — | 0001950047-26-001305 | View |
| Feb 05, 2026 | 8-K | Feb 05, 2026 | 0001387467-26-000012 | View |
| Jan 16, 2026 | 4 | Jan 15, 2026 | 0001387467-26-000006 | View |
| Jan 15, 2026 | 144 | — | 0001950047-26-000438 | View |
| Jan 05, 2026 | 4 | Jan 02, 2026 | 0001387467-26-000001 | View |
| Jan 05, 2026 | 4 | Jan 02, 2026 | 0001387467-26-000002 | View |
| Jan 05, 2026 | 4 | Jan 02, 2026 | 0001387467-26-000003 | View |
| Jan 05, 2026 | 4 | Jan 02, 2026 | 0001387467-26-000004 | View |
| Jan 05, 2026 | 4 | Jan 02, 2026 | 0001387467-26-000005 | View |
| Dec 16, 2025 | 4 | Dec 15, 2025 | 0001628280-25-057460 | View |
| Dec 16, 2025 | 4 | Dec 15, 2025 | 0001628280-25-057463 | View |
| Dec 15, 2025 | 144 | — | 0001950047-25-010271 | View |
| Nov 17, 2025 | 8-K | Nov 11, 2025 | 0001387467-25-000079 | View |
| Nov 17, 2025 | 4 | Nov 14, 2025 | 0001387467-25-000080 | View |
| Nov 14, 2025 | 144 | — | 0001950047-25-008857 | View |
| Nov 12, 2025 | 4 | Nov 11, 2025 | 0001387467-25-000069 | View |
| Nov 12, 2025 | 4 | Nov 11, 2025 | 0001387467-25-000070 | View |
| Nov 12, 2025 | 4 | Nov 11, 2025 | 0001387467-25-000071 | View |
| Nov 12, 2025 | 4 | Nov 11, 2025 | 0001387467-25-000072 | View |
| Nov 12, 2025 | 4 | Nov 11, 2025 | 0001387467-25-000073 | View |
| Nov 12, 2025 | 4 | Nov 11, 2025 | 0001387467-25-000074 | View |
| Nov 12, 2025 | 4 | Nov 11, 2025 | 0001387467-25-000075 | View |
| Nov 05, 2025 | 8-K | Nov 05, 2025 | 0001387467-25-000064 | View |