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PART IV
Item 15. Exhibits and Financial Statement Schedules
(a) Documents filed as a part of this Annual Report on Form 10-K:
(1) Financial Statements
The financial statements included in Part II, Item 8 of this document are filed as part of this Annual Report on
Form 10-K.
(2) Financial Statement Schedules
The financial statement schedule included in Part II, Item 8 of this document is filed as part of this Annual
Report on Form 10-K.
All other schedules are omitted as the required information is inapplicable or the information is presented in the
consolidated financial statements or related Notes.
Separate financial statements have been omitted as we are primarily an operating company and our subsidiaries
are wholly or majority owned and do not have minority equity interests and/or indebtedness to any person other than
us in amounts which together exceed 5% of the total consolidated assets as shown by the most recent year-end con-
solidated balance sheet.
(3) Exhibits
The following exhibits are filed herewith or are incorporated by reference, as specified below, from exhibits pre-
viously filed with the Securities and Exchange Commission. Certain agreements listed below that we have filed or
incorporated by reference may contain representations and warranties by us or our subsidiaries. These representations
and warranties have been made solely for the benefit of the other party or parties to such agreements and (i) may have
been qualified by disclosures made to such other party or parties, (ii) were made only as of the date of such agreements
or such other date(s) as may be specified in such agreements and are subject to more recent developments, which may
not be fully reflected in our public disclosures, (iii) may reflect the allocation of risk among the parties to such agree-
ments and (iv) may apply materiality standards different from what may be viewed as material to investors. Accord-
ingly, these representations and warranties may not describe the actual state of affairs at the date hereof and should not
be relied upon.
Exhibit
Number
Description
2.1
Stock Purchase Agreement, dated March 7, 2011, among Western Digital Corporation, Western Digital
Ireland, Ltd., Hitachi, Ltd., and Viviti Technologies Ltd. (Filed as Exhibit 2.1 to Company's Quarterly
Report on Form 10-Q (File No. 1-08703) with the Securities and Exchange Commission on
May 2, 2011)
2.2
First Amendment to Stock Purchase Agreement, dated May 27, 2011, among Western Digital
Corporation, Western Digital Ireland, Ltd., Hitachi, Ltd., and Viviti Technologies Ltd. (Filed as Exhibit
2.2 to the Company's Annual Report on Form 10-K (File No. 1-8703) with the Securities and Exchange
Commission on August 12, 2011)
2.3
Second Amendment to Stock Purchase Agreement, dated November 23, 2011, among Western Digital
Corporation, Western Digital Ireland, Ltd., Hitachi, Ltd., and Viviti Technologies Ltd. (Filed as Exhibit
2.3 to the Company's Quarterly Report on Form 10-Q (File No. 1-08703) with the Securities and
Exchange Commission on January 27, 2012)
2.4
Third Amendment to Stock Purchase Agreement, dated January 30, 2012, among Western Digital
Corporation, Western Digital Ireland, Ltd., Hitachi, Ltd., and Viviti Technologies Ltd. (Filed as
Exhibit 2.4 to the Company's Quarterly Report on Form 10-Q (File No. 1-08703) with the Securities and
Exchange Commission on May 9, 2012)
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