-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, Ua1qNr506WZpz7tr2cKYBQZC8z2tj0lioDdhgdF2fpuAMDMYBii/+X8zULEoRU0v 6t5vjZsaW+x/8XlCXl6J6w== 0000902219-96-000123.txt : 19960410 0000902219-96-000123.hdr.sgml : 19960410 ACCESSION NUMBER: 0000902219-96-000123 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 19960209 SROS: NYSE SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: WESTERN DIGITAL CORP CENTRAL INDEX KEY: 0000106040 STANDARD INDUSTRIAL CLASSIFICATION: COMPUTER PERIPHERAL EQUIPMENT, NEC [3577] IRS NUMBER: 952647125 STATE OF INCORPORATION: DE FISCAL YEAR END: 0630 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-08197 FILM NUMBER: 96513603 BUSINESS ADDRESS: STREET 1: 8105 IRVINE CENTER DR CITY: IRVINE STATE: CA ZIP: 92718 BUSINESS PHONE: 7149325000 MAIL ADDRESS: STREET 1: 8105 IRVINE CENTER DR CITY: IRVINE STATE: CA ZIP: 92718 FORMER COMPANY: FORMER CONFORMED NAME: GENERAL DIGITAL CORP DATE OF NAME CHANGE: 19730125 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: WELLINGTON MANAGEMENT CO CENTRAL INDEX KEY: 0000902219 STANDARD INDUSTRIAL CLASSIFICATION: UNKNOWN SIC - 0000 [0000] IRS NUMBER: 042683227 STATE OF INCORPORATION: MA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 75 STATE STREET CITY: BOSTON STATE: MA ZIP: 02109 BUSINESS PHONE: 6179515000 MAIL ADDRESS: STREET 1: 75 STATE STREET CITY: BOSTON STATE: MA ZIP: 02109 SC 13G/A 1 13G FILING SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. SCHEDULE 13G (Under the Securities Exchange Act of 1934) (Amendment No.1)* WESTERN DIGITAL CORP. - ------------------------------ (Name of Issuer) COMMON STOCK - --------------------------------- (Title of Class of Securities) 95810210 - ----------------------- (Cusip Number) Check the following box if a fee is being paid with this statement [ ]. (A fee is not required only if the filing person: (1) has a previous statement on file reporting beneficial ownership of more than five percent of the class of securities described in Item 1; and (2) has filed no amendment subsequent thereto reporting beneficial ownership of more than five percent or less of such class.) (See Rule 13d-7.) *The remainder of this cover page shall be filled out for a reporting person's initial filing of this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act, but shall be subject to all other provisions of the Act (however, see the Notes.) [Continued on the following page(s)] Page 1 of 4 Pages CUSIP No. 95810210 Page 2 of 4 Pages - ---------------------------------------------------------------- 1. Name of reporting person S.S. or I.R.S. identification no. of above person Wellington Management Company 04-2683227 - ---------------------------------------------------------------- 2. Check the appropriate box if a member of a group (a)( ) (b)( ) - ---------------------------------------------------------------- 3. SEC use only - ---------------------------------------------------------------- 4. Citizenship or place of organization Massachusetts - ---------------------------------------------------------------- 5. Sole Voting Power 0 Number of ----------------------------- shares 6. Shared Voting Power beneficially owned by 0 each ----------------------------- Reporting 7. Sole Dispositive Power person with 0 ----------------------------- 8. Shared Dispositive Power 4,849,304 - --------------------------------------------------------------- 9. Aggregate amount beneficially owned by each reporting person 4,849,304 - ---------------------------------------------------------------- 10. Check if the aggregate amount in row (9) excludes certain shares* - ---------------------------------------------------------------- 11. Percent of class represented by amount in row 9 9.57% - ---------------------------------------------------------------- 12. Type of Reporting person IA Page 3 of 4 Pages Cusip #:95810210 SCHEDULE 13G ITEM 1(A): NAME OF ISSUER: WESTERN DIGITAL CORP. 1(B): ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES: 8105 IRVINE CENTER DRIVE IRVINE CA 92718 ITEM 2(A): NAME OF PERSON FILING: Wellington Management Company ("WMC") ITEM 2(B): ADDRESS OF PRINCIPAL BUSINESS OFFICE: 75 State Street Boston, Massachusetts 02109 ITEM 2(C): CITIZENSHIP: See Item 4 of Cover Page ITEM 2(D): TITLE OF CLASS OF SECURITIES: See Cover Page ITEM 2(E): CUSIP NUMBER: See Cover Page ITEM 3: TYPE OF REPORTING PERSON: See Item 12 of Cover Page ITEM 4: OWNERSHIP: (a) AMOUNT BENEFICIALLY OWNED: WMC, in its capacity as investment adviser, may be deemed the beneficial owner of 4,849,304 shares of common stock of the Issuer which are owned by numerous investment counselling clients. (b) PERCENT OF CLASS: 9.57% (c) For information on voting and dispositive power with respect to the above listed shares, see Items 5 - 8 of Cover Page. Page 4 of 4 Pages Cusip #:95810210 ITEM 5: OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS: ITEM 6: OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON: Shares as to which this Schedule is filed are owned by a variety of investment advisory clients of the person filing this Schedule, which clients receive dividends and the proceeds from the sale of such shares. No such client is known to have such interest with respect to more than five percent of the class except as follows: VANGUARD WINDSOR FUND ITEM 7: IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY: Not Applicable ITEM 8: IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP: Not Applicable ITEM 9: NOTICE OF DISSOLUTION OF GROUP: Not Applicable ITEM 10: CERTIFICATION: By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired in the ordinary course of business and were not acquired for the purpose of and do not have the effect of changing or influencing the control of the issuer of such securities and were not acquired in connection with or as a participant in any transaction having such purpose or effect. SIGNATURE: After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Date: FEBRUARY 2, 1996 Signature: --//Brian P. Hillery//-- Name/Title: BRIAN P. HILLERY Regulatory Analyst -----END PRIVACY-ENHANCED MESSAGE-----