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.
The Alpha and Omega Semiconductor Limited (AOSL) SEC filings page on Stock Titan provides access to the company’s U.S. regulatory documents as filed with the Securities and Exchange Commission. As a Bermuda-organized company with shares listed on Nasdaq, AOSL files periodic and current reports that describe its financial condition, governance, compensation practices, and material corporate events.
Key filings for Alpha and Omega Semiconductor include Form 10-K annual reports and Form 10-Q quarterly reports, which contain audited or reviewed financial statements, management’s discussion and analysis, and details on the company’s power semiconductor business. These reports cover areas such as revenue from power discretes and power ICs, segment focus on computing, consumer, communication, industrial and data center applications, and risk factors relevant to its semiconductor operations.
The company also files Form 8-K current reports to disclose significant events. Recent 8-Ks referenced in the data include announcements of quarterly and annual financial results, the outcomes of the annual general meeting of shareholders, and an equity transfer agreement related to a joint venture for power semiconductor packaging, testing, and a 12-inch wafer fabrication facility in Chongqing, China. These filings provide timely insight into AOSL’s operational and strategic developments.
In addition, Alpha and Omega Semiconductor submits DEF 14A definitive proxy statements for its annual general meetings. These documents describe proposals such as the election of directors, advisory votes on executive compensation, amendments to the company’s omnibus incentive plan, and the ratification of the independent registered public accounting firm. They also include information on executive and director compensation, equity plans, and governance structures.
On Stock Titan, these filings are complemented by AI-powered summaries that help explain the contents of lengthy reports like 10-Ks and 10-Qs in plain language. Users can quickly see the main points of a filing, then drill down into the full text when needed. The filings page also surfaces Form 4 insider transaction reports when available, allowing investors to monitor trading activity by directors and officers alongside the company’s broader disclosure record.
Alpha & Omega Semiconductor (AOSL) reported an insider equity grant. A director acquired 5,681 common shares on 11/11/2025 through a restricted share unit (RSU) award at $0 per share. Following this transaction, the director’s beneficial ownership is 71,294 shares, held directly.
The RSU award was granted for Board service under the company’s 2018 Omnibus Incentive Plan and will vest in four successive equal quarterly installments upon completion of each quarter of Board service after the grant date.
Alpha & Omega Semiconductor (AOSL) — Form 4 filing: A director reported an award of 5,681 restricted share units (RSUs) on 11/11/2025, coded “A” at a price of $0 under the company’s 2018 Omnibus Incentive Plan. The RSUs vest in four equal quarterly installments following the grant date.
Following this transaction, the reporting person beneficially owned 30,885 common shares, held directly.
Alpha & Omega Semiconductor (AOSL) reported a director equity grant on a Form 4. On 11/11/2025, the reporting person acquired 5,681 common shares in the form of restricted share units (RSUs) at $0 per share as part of Board compensation under the company’s 2018 Omnibus Incentive Plan.
Following this grant, the reporting person beneficially owned 64,824 common shares. The filing states the RSUs will vest in four equal quarterly installments, each tied to the completion of a quarter of Board service after the grant date.
Alpha & Omega Semiconductor (AOSL) reported a director equity award. On 11/11/2025, the reporting person acquired 5,681 common shares at $0 via a restricted share unit (RSU) grant under the company’s 2018 Omnibus Incentive Plan.
Following the transaction, the reporting person beneficially owned 32,253 shares, held directly. The RSUs will vest in four successive equal quarterly installments upon completion of each quarter of Board service following the grant date.
Alpha and Omega Semiconductor (AOSL) reported fiscal Q1 ended September 30, 2025. Revenue was $182.5 million, up slightly year over year, with a net loss of $2.1 million or $0.07 per share. Gross profit was $42.8 million, and operating loss was $4.6 million.
Results reflect a mix shift: Power IC revenue rose to $72.7 million (up 37.3%), while power discrete fell to $108.5 million (down 11.4%). The prior-year $5.6 million of license revenue was not repeated. By region, shipments were concentrated in Hong Kong $178.4 million. Customer concentration remained high, with one customer representing 53.8% of revenue.
Liquidity strengthened: cash and equivalents climbed to $223.9 million, driven by receiving $94.5 million from selling 20.3% of the JV interest; a $56.4 million installment receivable was recorded, and AOSL now owns 18.9%. The company recorded $1.4 million equity-method income. Balance sheet leverage declined as the $45.0 million term loan was repaid and the HSBC factoring facility was terminated; total debt stood at $5.8 million.
Alpha and Omega Semiconductor Limited furnished an Item 2.02 Form 8-K announcing it issued a press release with financial results for its fiscal first quarter of 2026, which ended on September 30, 2025. The press release is provided as Exhibit 99.1 and is incorporated by reference.
The company also furnished Exhibit 99.2, a script of prepared remarks for the earnings call. The information under Item 2.02 is being furnished and not deemed filed under the Exchange Act.
Alpha & Omega Semiconductor (AOSL) reported a Form 4 showing a disposition of 40,000 common shares on 10/20/2025 at $0 under transaction code G.
Following the transaction, the reporting person beneficially owned 4,352,547 shares, held directly. Footnotes state this includes 86,875 shares subject to RSUs granted on March 15, 2022, March 15, 2023, March 15, 2024, and March 17, 2025 as they vest; 90,000 unvested shares subject to a market-based PSU granted on July 1, 2018; and 41,670 unvested shares subject to PSUs granted on March 15, 2022 and March 15, 2024. It excludes 22,500 unvested common shares subject to a PSU granted on March 17, 2025 that vest upon achievement of corporate performance goals.
The reporting person is listed as a Director and 10% Owner, and the filing was made as a single reporting person.
Alpha & Omega Semiconductor (AOSL) disclosed a Form 4 by CFO and Corporate Secretary Yifan Liang. On 10/17/2025, Liang reported a Code G transaction, a gift of 300 common shares at $0. After the transaction, Liang beneficially owned 280,536 shares directly.
Holdings include 45,000 unvested MSUs granted 7/1/2018 (service-based vesting), 16,512 unvested PSUs from 3/15/2022 and 3/15/2024 (service-based), and 50,000 RSUs granted on 3/15/2022, 3/15/2023, 3/15/2024, and 3/17/2025 that will be issued as they vest. It excludes 22,500 unvested PSUs granted 3/17/2025, which may vest upon achievement of corporate performance goals. ESPP activity reflects 875 shares acquired on 5/14/2025.
Alpha and Omega Semiconductor Limited presents its definitive proxy covering board composition, governance, compensation and equity plan amendments. The Board will have nine directors if nominees are elected, with seven deemed independent under Nasdaq rules, and held six meetings in fiscal 2025 with directors attending at least 94% of meetings. The Audit Committee (chaired by Claudia Chen) reported Deloitte was appointed as auditor effective November 19, 2024 and the previously disclosed material weakness was remediated as of June 30, 2024. The Board recommends approval of a 593,000-share increase to the 2018 Equity Incentive Plan, which would raise the authorized shares to 5,202,000 and increase available shares to about 1,106,650. Director cash retainers and committee fees are disclosed, and a new CEO post-vesting holding requirement of 50% of full-value awards applies to grants on or after August 7, 2025. The proxy also details ESG, supplier, labor and safety policies and board committee charters available on the investor website.
Stephen Chunping Chang, Chief Executive Officer and Director of Alpha & Omega Semiconductor Ltd (AOSL), reported a Form 4 showing a change in beneficial ownership. On 09/09/2025 he disposed of 2,100 common shares in a transaction coded G (reported price $0), leaving him with 576,705 shares beneficially owned following the transaction. The filing details multiple equity awards: 45,000 unvested shares from a 2018 market-based PSU, 145,625 aggregate RSUs granted 2022–2025, 47,964 unvested PSU shares from 2022 and 2024 grants, and excludes 67,500 unvested PSUs granted on 03/17/2025 that may vest on performance. The filing also notes 127 shares acquired under the company ESPP on 05/14/2025. The Form 4 was signed by an attorney-in-fact on 09/10/2025.
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