0001351520-14-000001.txt : 20140130 0001351520-14-000001.hdr.sgml : 20140130 20140130190921 ACCESSION NUMBER: 0001351520-14-000001 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20140130 FILED AS OF DATE: 20140130 DATE AS OF CHANGE: 20140130 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: SUPERTEX INC CENTRAL INDEX KEY: 0000730000 STANDARD INDUSTRIAL CLASSIFICATION: SEMICONDUCTORS & RELATED DEVICES [3674] IRS NUMBER: 942328535 STATE OF INCORPORATION: CA FISCAL YEAR END: 1221 BUSINESS ADDRESS: STREET 1: 1235 BORDEAUX DR CITY: SUNNYVALE STATE: CA ZIP: 94089 BUSINESS PHONE: 4087440100 MAIL ADDRESS: STREET 1: 1235 BORDEAUX DR CITY: SUNNYVALE STATE: CA ZIP: 94089 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Tsang Michael CENTRAL INDEX KEY: 0001351520 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-12718 FILM NUMBER: 14562186 MAIL ADDRESS: STREET 1: 1235 BORDEAUX DR. CITY: SUNNYVALE STATE: CA ZIP: 94089 4 1 primary_doc.xml PRIMARY DOCUMENT X0306 4 2014-01-30 0 0000730000 SUPERTEX INC supx 0001351520 Tsang Michael 1235 BORDEAUX DR. SUNNYVALE CA 94089 0 1 0 0 VP, Operations & Product Eng Common Stock 2014-01-30 4 M 0 3500 20.85 A 3500 D Common Stock 2014-01-30 4 S 0 3500 27 D 0 D NQ Stock Options (to exercise common stock) 20.85 2014-01-30 4 M 0 3500 20.85 A 2011-12-01 2018-12-01 Common Stock 3500 22500 D Michael Tsang 2014-01-30