0001266824-12-000133.txt : 20121221 0001266824-12-000133.hdr.sgml : 20121221 20121221184334 ACCESSION NUMBER: 0001266824-12-000133 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20121219 FILED AS OF DATE: 20121221 DATE AS OF CHANGE: 20121221 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: KIMSEY WILLIAM L CENTRAL INDEX KEY: 0001232832 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-08703 FILM NUMBER: 121283219 MAIL ADDRESS: STREET 1: C/O WESTERN DIGITAL CORP STREET 2: 3355 MICHELSON DR, SUITE 100 CITY: IRVINE STATE: CA ZIP: 92630 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: WESTERN DIGITAL CORP CENTRAL INDEX KEY: 0000106040 STANDARD INDUSTRIAL CLASSIFICATION: COMPUTER STORAGE DEVICES [3572] IRS NUMBER: 330956711 STATE OF INCORPORATION: DE FISCAL YEAR END: 0629 BUSINESS ADDRESS: STREET 1: 3355 MICHELSON DRIVE STREET 2: SUITE 100 CITY: IRVINE STATE: CA ZIP: 92612 BUSINESS PHONE: 9499325000 MAIL ADDRESS: STREET 1: 3355 MICHELSON DRIVE STREET 2: SUITE 100 CITY: IRVINE STATE: CA ZIP: 92612 FORMER COMPANY: FORMER CONFORMED NAME: GENERAL DIGITAL CORP DATE OF NAME CHANGE: 19730125 4 1 edgardoc.xml PRIMARY DOCUMENT X0306 4 2012-12-19 0 0000106040 WESTERN DIGITAL CORP WDC 0001232832 KIMSEY WILLIAM L C/O WESTERN DIGITAL CORPORATION 3355 MICHELSON DRIVE, SUITE 100 IRVINE CA 92612 1 0 0 0 Common Stock 2012-12-19 4 M 0 8292 15.34 A 50489 D Common Stock 2012-12-19 4 S 0 8292 41 D 42197 D Non-Qualified Stock Option (right to buy) 15.34 2012-12-19 4 S 0 8292 0 D 2009-11-06 2015-11-06 Common Stock 8292 0 D The option vested 25% on the first anniversary of the grant date and 6.25% at the end of each three-month period thereafter. By: /s/ Sandra Garcia Attorney-in-Fact For: William L. Kimsey 2012-12-21