0001387467-18-000024.txt : 20180319 0001387467-18-000024.hdr.sgml : 20180319 20180319174551 ACCESSION NUMBER: 0001387467-18-000024 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180315 FILED AS OF DATE: 20180319 DATE AS OF CHANGE: 20180319 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Chang Mike F CENTRAL INDEX KEY: 0001511393 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34717 FILM NUMBER: 18700009 MAIL ADDRESS: STREET 1: 475 OAKMEAD PARKWAY CITY: SUNNYVALE STATE: CA ZIP: 94085 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: ALPHA & OMEGA SEMICONDUCTOR Ltd CENTRAL INDEX KEY: 0001387467 STANDARD INDUSTRIAL CLASSIFICATION: SEMICONDUCTORS & RELATED DEVICES [3674] IRS NUMBER: 000000000 FISCAL YEAR END: 0630 BUSINESS ADDRESS: STREET 1: 475 OAKMEAD PARKWAY CITY: SUNNYVALE STATE: CA ZIP: 94085 BUSINESS PHONE: 408-830-9742 MAIL ADDRESS: STREET 1: 475 OAKMEAD PARKWAY CITY: SUNNYVALE STATE: CA ZIP: 94085 FORMER COMPANY: FORMER CONFORMED NAME: ALPHA & OMEGA SEMICONDUCTOR LTD DATE OF NAME CHANGE: 20070123 4 1 wf-form4_152149593800317.xml FORM 4 X0306 4 2018-03-15 0 0001387467 ALPHA & OMEGA SEMICONDUCTOR Ltd AOSL 0001511393 Chang Mike F 475 OAKMEAD PARKWAY SUNNYVALE CA 94085 1 1 1 0 Chief Executive Officer Common Shares 2018-03-15 4 M 0 14175 0 A 4090648 D Common Shares 2018-03-15 4 F 0 4697 16.22 D 4085951 D Common Shares 2018-03-15 4 F 0 13610 16.22 D 4072341 D Common Shares 2018-03-15 4 A 0 50000 0 A 4122341 D Performance RSU 0.0 2018-03-15 4 M 0 15750 0 D Common Share 15750.0 47250 D Performance RSU 0.0 2018-03-15 4 A 0 90000 0 A Common Shares 90000.0 90000 D Represents the actual number of common shares issued upon vesting of performance share units ("PSU") based on the level of achievement of specified performance goals set forth in the Reporting Person's PSU agreement. Includes an aggregate of 131,996 shares subject to restricted share units (RSU) awards granted on March 16, 2015, March 15, 2016, March 15, 2017, and March 15, 2018, which will be issued as such units vest in accordance with their terms. Shares withheld to satisfy the Issuer's tax withholding obligation upon the vesting of PSU granted on March 15, 2017. Shares withheld to satisfy the Issuer's tax withholding obligation upon the vesting of RSU granted on March 17, 2014, March 16, 2015, March 15, 2016, and March 15, 2017. The RSU shall vest in equal annual installments over four (4) years from March 15, 2018, provided that the Reporting Person remains in the Issuer's service through each such vesting date. Represents the vesting of one-fourth (1/4) of PSUs granted on March 15, 2017 upon the achievement of specified performance goals as certified by the compensation committee of the board of directors of the Issuer on March 15, 2018. Each RSU represents the right to receive a specified number of common shares upon the achievement of certain performance goals of the company. /s/ Yanbing Hong, attorney-in-fact for Mike F. Chang 2018-03-19