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AOSL - Alpha & Omega Semiconductor Ltd

Insider Purchase by Chang Mike F (Dir, 10%)

3 Months
After Trade
Before Trade

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Trade Summary

1 month ago, Chang Mike F, serving as Dir, 10% owner at Alpha & Omega Semiconductor Ltd (AOSL), purchased 33,727 shares at $19.00 per share, for a total transaction value of $640,813.00. Following this transaction, Chang Mike F now holds 4,369,574 shares of AOSL.

This purchase represents a 1.00% increase in Chang Mike F's stake in the company. This is considered a medium-conviction trade.

The trade was executed on Monday, March 9, 2026 and publicly disclosed via SEC Form 4 filing on Tuesday, March 10, 2026, 1 day after the trade was made.

Alpha & Omega Semiconductor Ltd operates in the TECHNOLOGY sector, specifically within the SEMICONDUCTORS industry. Insider buying activity in this sector can provide valuable signals about industry trends and company-specific developments.

Chang Mike F

Chang Mike F

Dir, 10%

Mike F. Chang, Ph.D., is the founder and Chairman of the Board of Alpha & Omega Semiconductor Ltd (AOSL), a power semiconductor design and manufacturing company established in 2000[[1]](https://www.marketscreener.com/insider/MIKE-CHANG-A0WYIK/)[[2]](https://www.dcfmodeling.com/blogs/history/aosl-history-mission-ownership). He holds the position of Executive Vice President of Strategic Initiatives and maintains approximately 10% ownership of the company, with holdings of over 4.5 million shares valued at approximately $105 million as of mid-2025[[3]](https://www.gurufocus.com/insider/31729/mike-f-chang). Dr. Chang previously served as Chief Executive Officer until March 2023, when he transitioned to his current board leadership role[[2]](https://www.dcfmodeling.com/blogs/history/aosl-history-mission-ownership). With a doctorate degree from the University of Missouri and an undergraduate degree from National Cheng Kung University[[1]](https://www.marketscreener.com/insider/MIKE-CHANG-A0WYIK/), Dr. Chang brings extensive semiconductor industry experience to his leadership. Prior to founding Alpha & Omega Semiconductor, he held positions as Executive Vice President at Siliconix, Inc. (1998–2000) and as a Principal at GE Aerospace (1987)[[1]](https://www.marketscreener.com/insider/MIKE-CHANG-A0WYIK/). Under his strategic vision, Alpha & Omega Semiconductor has developed proprietary technology integration capabilities and established vertical integration through manufacturing facilities including an 8-inch wafer fab in Oregon and a joint venture for a 12-inch wafer fab in China, positioning the company as a leader in advanced power semiconductor technologies for applications including AI data centers and electric vehicles[[2]](https://www.dcfmodeling.com/blogs/history/aosl-history-mission-ownership).

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Trade Price

$19.00

Quantity

33,727

Total Value

$640,813.00

Shares Owned

4,369,574

Trade Date

Monday, March 9, 2026

52 days ago

SEC Filing Date

Tuesday, March 10, 2026

Filed 1 day after trade

TECHNOLOGYSEMICONDUCTORS

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