Mike F. Chang - Jan 29, 2021 Form 4 Insider Report for ALPHA & OMEGA SEMICONDUCTOR Ltd (AOSL)

Role: Chief Executive Officer, Director, 10%+ Owner
Signature: /s/ Yanbing Hong, attorney-in-fact for Mike F. Chang
Stock symbol: AOSL
Transactions as of: Jan 29, 2021
Transactions value $: $0
Form type: 4
Date filed: 7/16/2021, 04:07 PM
Next filing: Nov 12, 2021

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	AOSL	Common Shares	Gift	$0	-25K	-0.58%	$0.00	4.31M	Jan 29, 2021	Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Includes an aggregate of 160,000 shares subject to Restricted Share Unit awards (RSU) granted on March 15, 2018, March 15, 2019, March 16, 2020, and March 15, 2021 which will be issued as such units vest in accordance with their terms, and excludes (a) 70,000 unvested common shares subject to the PSU granted on March 15, 2021, which may become vested upon achievement of certain corporate performance goals in the future and (b) 22,500 unvested common shares subject to the 2018 PSU which may be vested upon satisfaction of service-based vesting conditions by the Reporting Person.
F2	Includes 52,500 unvested common shares subject to the 2020 PSU granted on March 16, 2020 which may be vested upon satisfaction of service-based vesting conditions by the Reporting Person.

Content

Includes an aggregate of 160,000 shares subject to Restricted Share Unit awards (RSU) granted on March 15, 2018, March 15, 2019, March 16, 2020, and March 15, 2021 which will be issued as such units vest in accordance with their terms, and excludes (a) 70,000 unvested common shares subject to the PSU granted on March 15, 2021, which may become vested upon achievement of certain corporate performance goals in the future and (b) 22,500 unvested common shares subject to the 2018 PSU which may be vested upon satisfaction of service-based vesting conditions by the Reporting Person.

Includes 52,500 unvested common shares subject to the 2020 PSU granted on March 16, 2020 which may be vested upon satisfaction of service-based vesting conditions by the Reporting Person.