ALPHA & OMEGA SEMICONDUCTOR Ltd — Director's Dealing 2020

Oct 7, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ALPHA & OMEGA SEMICONDUCTOR Ltd (AOSL)
CIK: 0001387467
Period of Report: 2020-10-05

Reporting Person: Chang Mike F (Director, Chief Executive Officer, 10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-10-05	Common Shares	M	94000	$12.68	Acquired	4522597	Direct
2020-10-05	Common Shares	S	94000	$15.50	Disposed	4428597	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2020-10-05	Employee Share Option (right to buy)	$12.68	M	94000	Disposed	2021-03-06	Common Shares (94000.0)	Direct

Footnotes

F1: Includes an aggregate of 150,000 shares subject to Restricted Share Unit awards (RSU) granted on March 15, 2017, March 15, 2018, and March 15, 2019, and March 16, 2020, 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 16, 2020, which may become vested upon achievement of certain corporate performance goals in the future and (b) 14,175 unvested common shares subject to the 2017 PSU and 45,000 unvested common shares subject to the 2018 PSU which may be vested upon satisfaction of service-based vesting conditions by the Reporting Person.

F2: The sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 28, 2020.

F3: The price reported in Column 4 is the exact price at which all shares were sold.

F4: All options are fully vested and exercisable.