Mike F Chang Alpha & Omega Semiconductor LTD (AOSL) insider trading activity

Mike F Chang is Director of ALPHA & OMEGA SEMICONDUCTOR Ltd. Currently has a direct ownership of 4.35 Million shares of AOSL, which is worth approximately $122 Million. The most recent transaction as insider was on Oct 20, 2025, when has been sold 40,000 shares (Common Shares) at a price of $0.0 per share, resulting in proceeds of $0. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 4.35M

0.06% 3M change

1.81% 12M change

Total Value Held $122 Million

Mike F Chang Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Oct 20 2025	SELL Bona fide gift	-	40,000 Reduced 0.91%	4,352,547 Common Shares
Mar 17 2025	SELL Payment of exercise price or tax liability	$1,320,393 $27.61 p/Share	47,823 Reduced 1.09%	4,355,047 Common Shares
Mar 17 2025	BUY Grant, award, or other acquisition	-	60,000 Added 1.35%	4,392,547 Common Shares
Jan 02 2025	SELL Payment of exercise price or tax liability	$820,176 $36.54 p/Share	22,446 Reduced 0.51%	4,380,370 Common Shares
Dec 03 2024	SELL Bona fide gift	-	30,000 Reduced 0.68%	4,402,816 Common Shares
Aug 28 2024	SELL Bona fide gift	-	10,000 Reduced 0.23%	4,432,816 Common Shares
May 10 2024	SELL Bona fide gift	-	30,000 Reduced 0.67%	4,442,816 Common Shares
Mar 15 2024	SELL Payment of exercise price or tax liability	$1,184,603 $21.55 p/Share	54,970 Reduced 1.21%	4,472,816 Common Shares
Mar 15 2024	BUY Grant, award, or other acquisition	-	37,500 Added 0.82%	4,527,786 Common Shares
Jan 29 2024	SELL Open market or private sale	$807,300 $26.91 p/Share	30,000 Reduced 0.66%	4,500,286 Common Shares
Jan 29 2024	BUY Exercise of conversion of derivative security	$223,200 $7.44 p/Share	30,000 Added 0.66%	4,530,286 Common Shares
Jan 02 2024	SELL Payment of exercise price or tax liability	$473,810 $27.38 p/Share	17,305 Reduced 0.38%	4,500,286 Common Shares
Jan 02 2024	BUY Grant, award, or other acquisition	-	180,000 Added 3.83%	4,517,591 Common Shares
Dec 28 2023	SELL Open market or private sale	$795,900 $26.53 p/Share	30,000 Reduced 0.69%	4,337,591 Common Shares
Dec 28 2023	BUY Exercise of conversion of derivative security	$223,200 $7.44 p/Share	30,000 Added 0.68%	4,367,591 Common Shares
Dec 14 2023	SELL Open market or private sale	$750,000 $25.0 p/Share	30,000 Reduced 0.69%	4,337,591 Common Shares
Dec 14 2023	BUY Exercise of conversion of derivative security	$223,200 $7.44 p/Share	30,000 Added 0.68%	4,367,591 Common Shares
Oct 26 2023	SELL Open market or private sale	$750,900 $25.03 p/Share	30,000 Reduced 0.69%	4,337,591 Common Shares
Oct 26 2023	BUY Exercise of conversion of derivative security	$223,200 $7.44 p/Share	30,000 Added 0.68%	4,367,591 Common Shares
Sep 26 2023	SELL Open market or private sale	$859,200 $28.64 p/Share	30,000 Reduced 0.69%	4,337,591 Common Shares
Sep 26 2023	BUY Exercise of conversion of derivative security	$223,200 $7.44 p/Share	30,000 Added 0.68%	4,367,591 Common Shares
Sep 14 2023	SELL Bona fide gift	-	50,000 Reduced 1.14%	4,337,591 Common Shares
Sep 06 2023	SELL Bona fide gift	-	10,000 Reduced 0.22%	4,490,286 Common Shares
Sep 01 2023	SELL Open market or private sale	$930,300 $31.01 p/Share	30,000 Reduced 0.68%	4,387,591 Common Shares
Sep 01 2023	BUY Exercise of conversion of derivative security	$223,200 $7.44 p/Share	30,000 Added 0.67%	4,417,591 Common Shares

MFC

Mike F Chang

Director

Sunnyvale, CA

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