ALPHA & OMEGA SEMICONDUCTOR Ltd SEC filings AOSL

ALPHA & OMEGA SEMICONDUCTOR Ltd has 989 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 Aug 12, 2026 (results of operations). The company's fiscal year ends on June 30.

Form Description Filed Period
ARS Annual report to shareholders Sep 30, 2026 Jun 30, 2026
10-K Annual report Aug 27, 2026 Jun 30, 2026
ARS Annual report to shareholders Sep 18, 2025 Jun 30, 2025
10-K Annual report Aug 28, 2025 Jun 30, 2025
ARS Annual report to shareholders Sep 25, 2024 Jun 30, 2024
10-K Annual report Aug 23, 2024 Jun 30, 2024
ARS Annual report to shareholders Sep 25, 2023 Jun 30, 2023
10-K Annual report Aug 29, 2023 Jun 30, 2023
10-K Annual report Sep 20, 2022 Jun 30, 2022
10-K Annual report Aug 30, 2021 Jun 30, 2021
10-K Annual report Sep 2, 2020 Jun 30, 2020
10-K Annual report Aug 23, 2019 Jun 30, 2019
10-K Annual report Aug 23, 2018 Jun 30, 2018
10-K Annual report Sep 5, 2017 Jun 30, 2017
10-K/A Amended annual report Feb 1, 2017 Jun 30, 2016
10-K Annual report Aug 26, 2016 Jun 30, 2016
10-K/A Amended annual report Mar 22, 2016 Jun 30, 2015
ARS Annual report to shareholders Oct 13, 2015 Jun 30, 2015
10-K Annual report Aug 27, 2015 Jun 30, 2015
ARS Annual report to shareholders Oct 14, 2014 Jun 30, 2014
10-K Annual report Aug 29, 2014 Jun 30, 2014
ARS Annual report to shareholders Oct 10, 2013 Jun 30, 2013
10-K Annual report Aug 30, 2013 Jun 30, 2013
ARS Annual report to shareholders Oct 15, 2012 Jun 30, 2012
10-K Annual report Aug 31, 2012 Jun 30, 2012
10-K Annual report Sep 9, 2011 Jun 30, 2011
20-F Annual report (foreign issuer) Sep 2, 2010 Jun 30, 2010

Showing 27 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.

New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.

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.