ALPHA & OMEGA SEMICONDUCTOR Ltd — Director's Dealing 2017

Oct 11, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ALPHA & OMEGA SEMICONDUCTOR Ltd (AOSL)
CIK: 0001387467
Period of Report: 2017-10-09

Reporting Person: Chang Daniel Kuang Ming (Senior VP of Marketing)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-10-09	Common Share	S	3588	$17.1892	Disposed	43914	Direct

Footnotes

F1: The sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on Sep 8, 2017.

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.1601 to $17.3200, inclusive. The Reporting Person undertakes to provide to Alpha and Omega Semiconductor Limited, any security holder of Alpha and Omega Semiconductor Limited, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within such range.

F3: Includes an aggregate of 38,838 shares subject to restricted share unit awards granted on March 17, 2014, March 16, 2015, March 15, 2016, and March 15, 2017, which will be issued as such units vest in accordance with their terms.

F4: Reflects 852 shares acquired under the Issuer's Employee Stock Purchase Plan on May 15, 2017.