ALPHA & OMEGA SEMICONDUCTOR Ltd — All Filings
945 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
All
10-K
10-K/A
10-Q
144
20-F
3
4
4/A
424B4
5
6-K
8-A12B
8-K
8-K/A
ARS
CERTNAS
CORRESP
CT ORDER
DEF 14A
DEFA14A
EFFECT
F-1
F-1/A
FWP
NT 10-K
PRE 14A
REGDEX
S-3
S-3/A
S-8
S-8 POS
SC 13G
SC 13G/A
SC TO-C
SC TO-I
SC TO-I/A
SCHEDULE 13G
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SCHEDULE 13G/A | — | 0000102909-26-000588 | Mar 26, 2026 | — |
| 4/A | FORM 4/A | 0001878542-26-000005 | Mar 25, 2026 | Mar 16, 2026 |
| 4/A | FORM 4/A | 0001387467-26-000023 | Mar 25, 2026 | Mar 16, 2026 |
| 4 | FORM 4 | 0001878542-26-000003 | Mar 18, 2026 | Mar 16, 2026 |
| 4 | FORM 4 | 0001387467-26-000021 | Mar 18, 2026 | Mar 16, 2026 |
| 4 | FORM 4 | 0001522325-26-000003 | Mar 18, 2026 | Mar 16, 2026 |
| 4 | FORM 4 | 0001722000-26-000003 | Mar 18, 2026 | Mar 16, 2026 |
| 4 | FORM 4 | 0001511393-26-000004 | Mar 18, 2026 | Mar 16, 2026 |
| 144 | — | 0001950047-26-002613 | Mar 16, 2026 | — |
| 4 | FORM 4 | 0001387467-26-000020 | Mar 10, 2026 | Mar 9, 2026 |
| 8-K | 8-K BONUS PLAN 2026 | 0001387467-26-000019 | Mar 9, 2026 | Mar 5, 2026 |
| SD | SD 2025 | 0001387467-26-000015 | Feb 27, 2026 | — |
| 4 | FORM 4 | 0001787488-26-000004 | Feb 18, 2026 | Feb 17, 2026 |
| 144 | — | 0001950047-26-001305 | Feb 17, 2026 | — |
| 10-Q | 10-Q Q2'26 | 0001387467-26-000013 | Feb 5, 2026 | Dec 31, 2025 |
| 8-K | 8-K EARNING RELEASE Q2'2026 | 0001387467-26-000012 | Feb 5, 2026 | — |
| 4 | FORM 4 | 0001387467-26-000006 | Jan 16, 2026 | Jan 15, 2026 |
| 144 | — | 0001950047-26-000438 | Jan 15, 2026 | — |
| 4 | FORM 4 | 0001387467-26-000005 | Jan 5, 2026 | Jan 2, 2026 |
| 4 | FORM 4 | 0001387467-26-000004 | Jan 5, 2026 | Jan 2, 2026 |
| 4 | FORM 4 | 0001387467-26-000003 | Jan 5, 2026 | Jan 2, 2026 |
| 4 | FORM 4 | 0001387467-26-000002 | Jan 5, 2026 | Jan 2, 2026 |
| 4 | FORM 4 | 0001387467-26-000001 | Jan 5, 2026 | Jan 2, 2026 |
| 4 | FORM 4 | 0001628280-25-057463 | Dec 16, 2025 | Dec 15, 2025 |
| 4 | FORM 4 | 0001628280-25-057460 | Dec 16, 2025 | Dec 15, 2025 |
| 144 | — | 0001950047-25-010271 | Dec 15, 2025 | — |
| 4 | FORM 4 | 0001387467-25-000080 | Nov 17, 2025 | Nov 14, 2025 |
| 8-K | 8-K 2025 ANNUAL MEETING VOTING | 0001387467-25-000079 | Nov 17, 2025 | Nov 11, 2025 |
| 144 | — | 0001950047-25-008857 | Nov 14, 2025 | — |
| 4 | FORM 4 | 0001387467-25-000075 | Nov 12, 2025 | Nov 11, 2025 |
| 4 | FORM 4 | 0001387467-25-000074 | Nov 12, 2025 | Nov 11, 2025 |
| 4 | FORM 4 | 0001387467-25-000073 | Nov 12, 2025 | Nov 11, 2025 |
| 4 | FORM 4 | 0001387467-25-000072 | Nov 12, 2025 | Nov 11, 2025 |
| 4 | FORM 4 | 0001387467-25-000071 | Nov 12, 2025 | Nov 11, 2025 |
| 4 | FORM 4 | 0001387467-25-000070 | Nov 12, 2025 | Nov 11, 2025 |
| 4 | FORM 4 | 0001387467-25-000069 | Nov 12, 2025 | Nov 11, 2025 |
| 10-Q | 10-Q | 0001387467-25-000066 | Nov 6, 2025 | Sep 30, 2025 |
| 8-K | 8-K Q1'26 EARNING RELEASAE | 0001387467-25-000064 | Nov 5, 2025 | — |
| 4 | FORM 4 | 0001387467-25-000060 | Oct 21, 2025 | Oct 20, 2025 |
| 4 | FORM 4 | 0001387467-25-000058 | Oct 21, 2025 | Oct 17, 2025 |
| ARS | ARS FY2025 10K | 0001387467-25-000056 | Sep 18, 2025 | Jun 30, 2025 |
| DEFA14A | DEFA14A FY 2025 | 0001387467-25-000055 | Sep 18, 2025 | — |
| DEF 14A | DEF 14A | 0001387467-25-000054 | Sep 18, 2025 | Jun 30, 2025 |
| 4 | FORM 4 | 0001628280-25-041884 | Sep 10, 2025 | Sep 9, 2025 |
| 4 | FORM 4 | 0001628280-25-041468 | Sep 2, 2025 | Aug 15, 2025 |
| S-8 | S-8 2025 | 0001628280-25-041298 | Aug 28, 2025 | — |
| 10-K | 10-K | 0001628280-25-041297 | Aug 28, 2025 | Jun 30, 2025 |
| SCHEDULE 13G/A | — | 0001214659-25-012025 | Aug 14, 2025 | — |
| 8-K | 8-K | 0001628280-25-038309 | Aug 6, 2025 | — |
| 8-K | 8-K AOS ANNOUNCED SALE OF A PORTION OF ITS EQUITY INTEREST IN CQJV | 0001628280-25-034832 | Jul 14, 2025 | — |