Form 4: AOSL Director Gifts 40,000 Shares

Mike F. Chang, a Director and 10% owner of Alpha & Omega Semiconductor Ltd, gifted 40,000 common shares on October 20, 2025.

Summary

• Mike F. Chang, a Director and 10% owner of Alpha & Omega Semiconductor Ltd (AOSL), disposed of 40,000 common shares via a gift transaction.
• The transaction occurred on October 20, 2025, with a price of $0 per share.
• Following this transaction, Mr. Chang beneficially owns 4,352,547 common shares.
• This beneficial ownership includes 86,875 shares from Restricted Share Unit (RSU) awards granted between March 15, 2022, and March 17, 2025, which will vest according to their terms.
• It also includes 90,000 unvested shares from a Market-Based Performance Share Unit (MSU) granted on July 1, 2018, subject to service-based vesting.
• Additionally, 41,670 unvested shares from Performance Share Units (PSU) granted on March 15, 2022, and March 15, 2024, are included, also subject to service-based vesting.
• The reported beneficial ownership excludes 22,500 unvested common shares from a PSU granted on March 17, 2025, which are contingent on achieving corporate performance goals.

Sentiment

Score: 6

Explanation: The gift transaction itself is neutral, but the continued significant beneficial ownership by a Director and 10% owner is a positive signal of alignment with the company's long-term prospects. The reduction in direct holdings is minor relative to total beneficial ownership.

Positives

• The reporting person, Mike F. Chang, remains a significant shareholder with 4,352,547 common shares beneficially owned, indicating continued alignment with shareholder interests.
• The transaction was a gift, not a sale, which suggests no immediate need for liquidity from the insider.

Negatives

• The direct beneficial ownership of common shares by a Director and 10% owner decreased by 40,000 shares due to the gift.

Future Outlook

The filing indicates future vesting events for various equity awards held by Mike F. Chang, including Restricted Share Units (RSUs) and Performance Share Units (PSUs). Some PSUs are contingent on achieving future corporate performance goals, suggesting potential future share issuances based on company performance.

Industry Context

This filing is a routine insider transaction report and does not provide specific insights into broader semiconductor industry trends or competitive landscape. It reflects an individual's equity management within the company.

Stakeholder Impact

• Shareholders: A minor reduction in direct insider ownership, but continued significant beneficial ownership by a key insider (Director and 10% owner) maintains alignment. The gift itself does not directly impact the company's operations or financial health.

Next Steps

• Vesting of 86,875 Restricted Share Unit (RSU) awards in accordance with their terms.
• Potential vesting of 22,500 unvested common shares from a Performance Share Unit (PSU) granted on March 17, 2025, upon achievement of certain corporate performance goals.
• Vesting of 90,000 unvested shares from a Market-Based Performance Share Unit (MSU) granted on July 1, 2018, upon satisfaction of service-based vesting conditions.
• Vesting of 41,670 unvested shares from Performance Share Units (PSU) granted on March 15, 2022, and March 15, 2024, upon satisfaction of service-based vesting conditions.

Key Dates

Keywords

Alpha & Omega Semiconductor, AOSL, Insider Transaction, Form 4, Mike F. Chang, Director, 10% Owner, Share Gift, Equity Ownership, Semiconductor