Exhibit
Number
Description
10.18
First Amendment to Commitment Letter, dated March 2, 2012, among Bank of America, N.A., Merrill
Lynch, Pierce, Fenner & Smith Incorporated, Western Digital Corporation, Western Digital
Technologies, Inc. and Western Digital Ireland, Ltd.(23)
10.19
Transition Services Agreement, dated March 7, 2011, among Hitachi, Ltd., Viviti Technologies Ltd.
and Western Digital Corporation(19)
10.20
Investor Rights Agreement, dated as of March 8, 2012, between Western Digital Corporation and
Hitachi, Ltd.(23)
10.21
Letter Agreement, dated November 15, 2011, between Western Digital Technologies, Inc. and SAE
Magnetics (H.K.) Ltd. and its affiliates(22)
21
Subsidiaries of Western Digital Corporation
23
Consent of Independent Registered Public Accounting Firm
31.1
Certification of Principal Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002
31.2
Certification of Principal Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002
32.1
Certification of Chief Executive Officer Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to
Section 906 of the Sarbanes-Oxley Act of 2002
32.2
Certification of Chief Financial Officer Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to
Section 906 of the Sarbanes-Oxley Act of 2002
101.INS
XBRL Instance Document**
101.SCH
XBRL Taxonomy Extension Schema Document**
101.CAL
XBRL Taxonomy Extension Calculation Linkbase Document**
101.LAB
XBRL Taxonomy Extension Label Linkbase Document**
101.PRE
XBRL Taxonomy Extension Presentation Linkbase Document**
101.DEF
XBRL Taxonomy Extension Definition Linkbase Document**
Filed with this report.
±
Certain schedules have been omitted pursuant to Item 601(b)(2) of Regulation S-K. The Company agrees to fur-
nish supplementally copies of any of the omitted schedules upon request by the Securities and Exchange
Commission.
Certain portions of this exhibit are omitted and have been filed separately with the Securities and Exchange
Commission pursuant to a confidential treatment request.
*
Management contract or compensatory plan or arrangement required to be filed as an exhibit pursuant to appli-
cable rules of the Securities and Exchange Commission.
**
Furnished herewith. In accordance with Rule 406T of Regulation S-T, the information in these exhibits shall not
be deemed to be "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, or otherwise subject to
liability under that section, and shall not be incorporated by reference into any registration statement or other
document filed under the Securities Act of 1933, except as expressly set forth by specific reference in such filing.
(1)
Incorporated by reference to the Company's Quarterly Report on Form 10-Q (File No. 1-8703), as filed with the
Securities and Exchange Commission on February 8, 1999.
(2)
Incorporated by reference to the Company's Quarterly Report on Form 10-Q (File No. 1-8703), as filed with the
Securities and Exchange Commission on May 15, 2000.
98