0001266824-18-000061.txt : 20180313 0001266824-18-000061.hdr.sgml : 20180313 20180313201416 ACCESSION NUMBER: 0001266824-18-000061 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180309 FILED AS OF DATE: 20180313 DATE AS OF CHANGE: 20180313 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: MILLIGAN STEPHEN D CENTRAL INDEX KEY: 0001277246 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-08703 FILM NUMBER: 18688080 MAIL ADDRESS: STREET 1: C/O WESTERN DIGITAL CORPORATION STREET 2: 5601 GREAT OAKS PARKWAY CITY: SAN JOSE STATE: CA ZIP: 95119 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: 0628 BUSINESS ADDRESS: STREET 1: 5601 GREAT OAKS PARKWAY CITY: SAN JOSE STATE: CA ZIP: 95119 BUSINESS PHONE: 9496727000 MAIL ADDRESS: STREET 1: 3355 MICHELSON DRIVE 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 2018-03-09 0 0000106040 WESTERN DIGITAL CORP WDC 0001277246 MILLIGAN STEPHEN D C/O WESTERN DIGITAL CORPORATION 5601 GREAT OAKS PARKWAY SAN JOSE CA 95119 1 1 0 0 Chief Executive Officer Common Stock 2018-03-09 4 S 0 2291 99.31 D 68114 D Common Stock 2018-03-12 4 M 0 50973 68.49 A 119087 D Common Stock 2018-03-12 4 S 0 50973 100.1605 D 68114 D Common Stock 69311 I By Family Trust Employee Stock Option (right to buy) 68.49 2018-03-12 4 M 0 50973 0.0 D 2014-08-14 2020-08-14 Common Stock 50973 5664 D These transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on October 30, 2017. Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $100 to a high of $100.34. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price. 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: Stephen D. Milligan 2018-03-13