ALPHA & OMEGA SEMICONDUCTOR Ltd SEC filings AOSL
ALPHA & OMEGA SEMICONDUCTOR Ltd has 990 filings in SEC EDGAR's recent list, going back to Jan 16, 2007. Its latest annual report, Form ARS, was filed on Sep 30, 2026 for the period ended Jun 30, 2026. The latest quarterly report (Form 10-Q) was filed on May 6, 2026, covering the quarter ended Mar 31, 2026. The most recent current report (Form 8-K) was filed on Nov 5, 2026 (results of operations). The company's fiscal year ends on June 30.
| Form | Description | Filed | Period |
|---|---|---|---|
| DEFA14A | Additional proxy material | Sep 30, 2026 | — |
| DEF 14A | Proxy statement | Sep 30, 2026 | Jun 30, 2026 |
| DEFA14A | Additional proxy material | Sep 18, 2025 | — |
| DEF 14A | Proxy statement | Sep 18, 2025 | Jun 30, 2025 |
| DEFA14A | Additional proxy material | Sep 25, 2024 | — |
| DEF 14A | Proxy statement | Sep 25, 2024 | Jun 30, 2024 |
| DEFA14A | Additional proxy material | Sep 25, 2023 | — |
| DEF 14A | Proxy statement | Sep 25, 2023 | Jun 30, 2023 |
| DEF 14A | Proxy statement | Oct 13, 2022 | Jun 30, 2022 |
| DEFA14A | Additional proxy material | Nov 4, 2021 | — |
| DEFA14A | Additional proxy material | Oct 25, 2021 | — |
| DEF 14A | Proxy statement | Oct 1, 2021 | Nov 11, 2021 |
| DEFA14A | Additional proxy material | Oct 13, 2020 | — |
| DEFA14A | Additional proxy material | Sep 28, 2020 | — |
| DEF 14A | Proxy statement | Sep 28, 2020 | Nov 12, 2020 |
| PRE 14A | Preliminary proxy statement | Sep 18, 2020 | Nov 12, 2020 |
| DEF 14A | Proxy statement | Oct 7, 2019 | Nov 8, 2019 |
| DEF 14A | Proxy statement | Oct 9, 2018 | Nov 9, 2018 |
| DEF 14A | Proxy statement | Oct 3, 2017 | Nov 9, 2017 |
| PRE 14A | Preliminary proxy statement | Sep 20, 2017 | Nov 9, 2017 |
| DEF 14A | Proxy statement | Oct 3, 2016 | Nov 10, 2016 |
| DEFA14A | Additional proxy material | Oct 26, 2015 | — |
| DEFA14A | Additional proxy material | Oct 13, 2015 | — |
| PRE 14A | Preliminary proxy statement | Oct 1, 2015 | Nov 10, 2015 |
| DEF 14A | Proxy statement | Sep 24, 2015 | Nov 10, 2015 |
| DEF 14A | Proxy statement | Oct 6, 2014 | Nov 11, 2014 |
| DEF 14A | Proxy statement | Oct 8, 2013 | Nov 12, 2013 |
| DEF 14A | Proxy statement | Oct 15, 2012 | Nov 15, 2012 |
| DEF 14A | Proxy statement | Oct 18, 2011 | Nov 18, 2011 |
Showing 29 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Semiconductors & Related Devices (SIC 3674)
- Listed as
- AOSL (Nasdaq)
- Fiscal year ends
- June 30
- Headquarters
- Sunnyvale, CA
- SEC filer status
- Accelerated filer
- SEC CIK
- 1387467
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.