0001387467-15-000045.txt : 20150330 0001387467-15-000045.hdr.sgml : 20150330 20150330183937 ACCESSION NUMBER: 0001387467-15-000045 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20150326 FILED AS OF DATE: 20150330 DATE AS OF CHANGE: 20150330 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: ALPHA & OMEGA SEMICONDUCTOR Ltd CENTRAL INDEX KEY: 0001387467 STANDARD INDUSTRIAL CLASSIFICATION: SEMICONDUCTORS & RELATED DEVICES [3674] IRS NUMBER: 000000000 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 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Grizelj Tony CENTRAL INDEX KEY: 0001540972 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34717 FILM NUMBER: 15735894 MAIL ADDRESS: STREET 1: 475 OAKMEAD PARKWAY CITY: SUNNYVALE STATE: CA ZIP: 94085 4 1 wf-form4_142775516756377.xml FORM 4 X0306 4 2015-03-26 0 0001387467 ALPHA & OMEGA SEMICONDUCTOR Ltd AOSL 0001540972 Grizelj Tony 475 OAKMEAD PKWY SUNNYVALE CA 94085 0 1 0 0 VP of Power Discrete Product Common Shares 2015-03-26 4 F 0 54 8.70 D 28466 D Shares withheld to satisfy the Issuer's tax withholding obligation upon the vesting of restricted stock units (RSU) granted on April 26, 2012. Includes an aggregate of 25,174 shares subject to restricted stock unit awards which will be issued as such units vest in accordance with their terms. /s/ Yanbing Hong, attorney-in-fact for Tony Grizelj 2015-03-30