ALPHA & OMEGA SEMICONDUCTOR Ltd — Director's Dealing 2023

Sep 6, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ALPHA & OMEGA SEMICONDUCTOR Ltd (AOSL)
CIK: 0001387467
Period of Report: 2023-09-01

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-09-01	Common Shares	M	30000	$7.44	Acquired	4417591	Direct
2023-09-01	Common Shares	S	30000	$31.01	Disposed	4387591	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2023-09-01	Employee Share Option (right to buy)	$7.44	M	30000	Disposed	2024-03-16	Common Share (30000)	Direct

Footnotes

F1: Includes 40,635 unvested shares subject to the PSU granted on March 15, 2022, 35,000 unvested shares subject to the PSU granted on March 15, 2021, and 17,500 unvested shares subject to the PSU granted on March 16, 2020 which are subject to vesting upon satisfaction of service-based vesting conditions by the Reporting Person.

F2: Includes an aggregate of 142,500 shares subject to Restricted Share Unit awards (RSU) granted on March 16, 2020, March 15, 2021, March 15, 2022, and March 15, 2023 which will be issued as such units vest in accordance with their terms, and excludes 53,320 unvested common shares subject to the PSU granted on March 15, 2023, which may become vested upon achievement of certain corporate performance goals in the future.

F3: The sales were effected pursuant to a Rule 10b5-1 trading plan adopted previously by the Reporting Person.

F4: The price reported in Column 4 is the exact price at which all shares were sold.

F5: The option is fully vested and immediately exercisable for all option shares.