EnerSys — Director's Dealing 2011

Oct 12, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: EnerSys (ENS)
CIK: 0001289308
Period of Report: 2011-10-10

Reporting Person: KATSAROS ARTHUR T (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-10-10	Common Stock	A	963	$20.70	Acquired	19673	Direct
2011-10-10	Common Stock	A	193	—	Acquired	19866	Direct

Footnotes

F1: In lieu of receiving cash fees, the reporting person received 963 stock units, which immediately vested, in the EnerSys Voluntary Deferred Compensation Plan for Non-Employee Directors (the 'Plan").

F2: This amount reflects a matching stock unit contribution by EnerSys for the reporting person's account in the Plan. The matching stock unit contribution vests 25% on each of January 10, 2012, April 10, 2012, July 10, 2012, and October 10, 2012. Such vesting is subject to acceleration or cancellation upon the occurrence of certain events.

F3: As a result of these transactions, the reporting person has an additional 1,156 stock units in the Plan. Each of these stock units represents a right to receive one share of EnerSys common stock and is payable upon the reporting person's Termination, as defined in the Plan.