Welcome to our dedicated page for ALPHA & OMEGA SEMICONDUCTOR 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.
Our SEC filing database is enhanced with expert analysis from Rhea-AI, providing insights into the potential impact of each filing on ALPHA & OMEGA SEMICONDUCTOR's stock performance. Each filing includes a concise AI-generated summary, sentiment and impact scores, and end-of-day stock performance data showing the actual market reaction. Navigate easily through different filing types including 10-K annual reports, 10-Q quarterly reports, 8-K current reports, proxy statements (DEF 14A), and Form 4 insider trading disclosures.
Designed for fundamental investors and regulatory compliance professionals, our page simplifies access to critical SEC filings. By combining real-time EDGAR feed updates, Rhea-AI's analytical insights, and historical stock performance data, we provide comprehensive visibility into ALPHA & OMEGA SEMICONDUCTOR's regulatory disclosures and financial reporting.
ALPHA & OMEGA SEMICONDUCTOR Ltd director and 10% owner Mike F. Chang reported equity compensation activity involving common shares. On March 16, 2026, he received two stock awards totaling 45,000 common shares at no cost, described as Restricted Share Unit grants that vest in equal annual installments over four years from that date, subject to continued service.
On the same date, the issuer withheld 27,813 common shares at $21.43 per share to cover tax obligations upon the vesting of earlier RSU and Performance Share Unit grants. After these grant and tax-withholding entries, Chang directly holds 4,364,261 common shares, including multiple unvested RSU, PSU, and market-based PSU awards that remain subject to service-based and, in some cases, performance-based vesting conditions.
AOSL filed a Form 144 reporting sales of Common Stock by a broker/holder.
The filing lists two dispositions by Bing Xue: 2,460 shares sold on 02/17/2026 for $54,931.80 and 737 shares sold on 01/15/2026 for $16,530.91. The notice names Morgan Stanley Smith Barney LLC Executive Financial Services as a related broker/agent.
ALPHA & OMEGA SEMICONDUCTOR Ltd director and 10% owner Mike F. Chang made an open-market purchase of 33,727 common shares at $19.00 per share. This buy on March 9, 2026 increased his direct holdings to 4,369,574 common shares.
His reported position includes 41,670 unvested shares from performance share units granted on March 15, 2022 and March 15, 2024, 45,000 unvested shares from MSUs, and 86,875 shares underlying restricted share unit awards that will be issued as they vest. It excludes 22,500 unvested common shares tied to a performance share unit grant from March 17, 2025 that vest only if certain corporate performance goals are achieved.
Alpha and Omega Semiconductor Limited approved a 2026 incentive cash bonus plan for its executive officers. Awards will depend on how well the company meets specified adjusted earnings per share and revenue goals for the 2026 calendar year, with minimum thresholds required before any payout.
For the Chief Executive Officer, the minimum, target and maximum bonuses are 23%, 100% and 220% of base salary. For the Chief Financial Officer, Executive Vice President of Worldwide Sales and Business Development, and Chief Operating Officer, the corresponding bonus opportunities are 16%, 70% and 154% of base salary.
Alpha & Omega Semiconductor executive vice president of worldwide sales and business development, Bing Xue, sold 2,460 common shares in an open-market transaction at $22.33 per share. After this sale, Xue still holds 116,039 common shares, reflecting a substantial ongoing stake in the company.
The transaction was carried out under a pre-arranged Rule 10b5-1 trading plan adopted by Xue on August 14, 2025. The reported holdings include unvested equity awards, such as performance share units, market-based performance share units, and restricted share units that vest over time or upon meeting performance conditions.
AOSL shareholder Bing Xue has filed a Form 144 notice to sell 2,460 shares of common stock through Morgan Stanley Smith Barney on NASDAQ, with an aggregate market value of $54,931.80. The filing lists 29,760,825 common shares outstanding and targets an approximate sale date of February 17, 2026.
The shares to be sold were acquired as restricted stock from the issuer on March 15, 2025. The notice also reports prior sales over the past three months: 737 shares on January 15, 2026 for gross proceeds of $16,530.91, and 1,845 shares on December 15, 2025 for gross proceeds of $37,933.20.
Alpha and Omega Semiconductor reported lower sales and a wider loss for the quarter ended December 31, 2025. Revenue fell to $162.3 million from $173.2 million as weaker power discrete demand in consumer, power tools and quick chargers more than offset growth in power ICs and computing.
Gross margin slipped to 21.5% from 23.1% as higher material costs and lower unit shipments pressured profitability, driving a net loss of $13.3 million versus $6.6 million a year earlier. For the first half, revenue was $344.8 million with a $15.4 million net loss. The company strengthened liquidity by receiving most of a $150 million sale of a 20.3% stake in its Chongqing JV, boosting cash and cutting debt, while continuing a $30 million buyback program, repurchasing about 728,000 shares for $13.9 million.
Alpha and Omega Semiconductor Limited furnished an update on its recent performance by issuing a press release with financial results for its fiscal second quarter of 2026, which ended on December 31, 2025. The company used a Form 8-K to make this information available to investors.
The press release is provided as Exhibit 99.1, and a script of prepared remarks for the related earnings call is included as Exhibit 99.2. The information is furnished under a section that is not deemed filed for liability purposes under the Exchange Act.
Alpha & Omega Semiconductor executive Bing Xue reported a small insider sale of company stock. On 01/15/2026, the EVP – Worldwide Sales & Business Development sold 737 common shares of ALPHA & OMEGA SEMICONDUCTOR Ltd at a price of $22.43 per share under transaction code "S".
The filing states that this sale was effected under a pre-arranged Rule 10b5-1 trading plan adopted on August 14, 2025. After the transaction, Xue beneficially owns 118,499 common shares. This total includes 14,154 unvested shares from performance share units granted on March 15, 2022 and March 15, 2024, 22,500 unvested market-based performance share units granted on July 1, 2018, and 40,000 shares underlying restricted share unit awards granted between March 15, 2022 and March 17, 2025.
AOSL insider Bing Xue filed a Form 144 notice to sell 737 shares of AOSL common stock through Morgan Stanley Smith Barney on NASDAQ, with an aggregate market value of $16,530.91 and an approximate sale date of January 15, 2026.
The shares to be sold were acquired from the issuer as 502 restricted stock shares on August 15, 2024 and 235 shares through an employee stock purchase plan on November 14, 2024. Over the past three months, Bing Xue previously sold 1,845 AOSL common shares on November 14, 2025 for gross proceeds of $33,505.20 and another 1,845 shares on December 15, 2025 for gross proceeds of $37,933.20.