Welcome to our dedicated page for Alpha And Omega SEC filings (Ticker: AOSL), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Alpha and Omega Semiconductor Limited filings document the regulatory record of a Bermuda-incorporated power semiconductor company listed under AOSL. Form 8-K reports furnish quarterly operating results and financial condition updates, including revenue, gross margin, operating results, net results, and related press release exhibits.
The company’s governance filings include definitive proxy statements, annual general meeting voting results, director elections, executive compensation disclosures, incentive bonus plan terms, and board-change reports. These filings also record shareholder voting matters, compensation committee actions, and other material events tied to the company’s public-company governance and capital-market reporting obligations.
Alpha & Omega Semiconductor executive vice president of worldwide sales and business development Bing Xue reported an open-market sale of 4,916 common shares at $47.09 per share on June 16, 2026, executed under a pre-arranged Rule 10b5-1 trading plan adopted on August 14, 2025.
Following this transaction, Xue directly owns 123,660 shares, which include 18,750 unvested Performance Share Unit shares, 22,500 unvested Market-Based Performance Share Unit shares, 38,750 shares subject to Restricted Share Unit awards that will be issued as they vest, and 875 shares acquired through the company’s Employee Stock Purchase Plan.
AOSL files a Form 144 notice reporting proposed sales of 4,916 shares of Common Stock classified as Performance Shares, with a reported value of $231,494.44 and a filing date of 06/16/2026.
The excerpt also lists prior sales by Bing Xue of 4,916 shares on 05/18/2026 for $201,556.00 and 1,832 shares on 04/16/2026 for $57,176.72.
Alpha & Omega Semiconductor director and 10% owner Mike F. Chang reported a bona fide gift of 30,000 Common Shares at $0.00 per share. After this gift, he holds 3,584,294 Common Shares directly and 776,032 Common Shares indirectly through the CHANG TRUST.
The indirect holdings include 35,625 unvested shares under performance share units granted in 2024 and 2025, 45,000 unvested shares under market-based performance share units granted in 2018, and 67,500 shares subject to restricted share unit awards that will be issued as the units vest.
ALPHA & OMEGA SEMICONDUCTOR Ltd director and 10% owner Mike F. Chang reported an internal share transfer involving a bona fide gift of common shares. On May 26, 2026, he transferred 39,780 common shares for no consideration as a gift.
These shares were moved to the CHANG TRUST, where he serves as trustee and his immediate family members are the sole beneficiaries. After the transfer, he directly holds 3,614,294 common shares and indirectly holds 776,032 common shares through the trust, while remaining the beneficial owner of the trust’s shares. The filing also notes unvested performance and restricted share units that may vest over time, but no option exercises or open-market trades.
ALPHA & OMEGA SEMICONDUCTOR Ltd director and 10% owner Mike F. Chang reported an internal share transfer. On May 22, 2026, he made a bona fide gift of 736,252 common shares to the CHANG TRUST for no consideration. A footnote states he is trustee of the trust, his immediate family members are the sole beneficiaries, and he remains the beneficial owner of the trust’s shares. After the transaction, he directly holds 3,654,074 common shares and indirectly holds 736,252 common shares through the trust, so his overall economic exposure is unchanged.
Alpha & Omega Semiconductor director Claudia Chen reported selling a total of 4,061 common shares on May 22, 2026 in open-market transactions. The shares were sold at weighted average prices of $39.4742 and $40.5406 per share. The sales were carried out under a Rule 10b5-1 trading plan adopted on February 20, 2026, indicating they were pre-arranged. Following these transactions, Chen continues to directly hold between 28,192 and 28,409 common shares.
ALPHA & OMEGA SEMICONDUCTOR Ltd Chief Executive Officer Stephen Chunping Chang reported a bona fide gift of 2,000 common shares on May 21, 2026 at a stated price of $0.00 per share. After this charitable transfer, he directly holds 634,070 common shares, including substantial unvested MSU, PSU, and RSU awards that continue to align his interests with shareholders.
ALPHA & OMEGA SEMICONDUCTOR Ltd executive vice president of worldwide sales and business development, Bing Xue, sold 4,916 common shares in an open-market transaction at $41.00 per share. The sale was executed on May 18, 2026 under a pre-arranged Rule 10b5-1 trading plan.
After the sale, Xue directly holds 127,701 common shares, including unvested equity awards. These holdings comprise 18,750 shares tied to performance share units granted in 2024 and 2025, 22,500 shares tied to market-based performance share units granted in 2018, and 38,750 shares from restricted share unit awards granted between 2023 and 2026.
AOSL reported a Rule 144 notice for proposed sales of restricted common stock totaling 4,916 shares. The filing lists two recent sales: 1,832 shares sold on 04/16/2026 for $57,176.72 and 2,408 shares sold on 03/16/2026 for $52,783.36. The securities to be sold are described as restricted stock dated 03/15/2026. The filing is a Rule 144 disclosure of sales by a holder and does not itself register new securities.