Item 5.02. Departure of Directors or Certain Officers; Election of Directors;
Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

(e) On December 29, 2012, Greatbatch, Inc. (the "Company") extended its existing employment agreement with Thomas J. Hook under which Mr. Hook will continue to serve as Greatbatch's President and Chief Executive Officer through January 7, 2014. Mr. Hook has served as President and Chief Executive Officer of the Company since August 2006. The Compensation Committee of the Board of Directors and Mr. Hook intend to discuss a revised employment agreement between the Company and Mr. Hook with the objective of concluding those discussions as soon as possible in 2013.

A copy of the letter extending Mr. Hook's employment agreement is attached to this report as exhibit 10.1 and incorporated into this Item 5.02 by reference.

Item 9.01. Financial Statements and Exhibits.

(d) Exhibits

10.1 Letter dated December 29, 2012 extending employment agreement.

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