EnerSys — Director's Dealing 2010

Nov 22, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: EnerSys (ENS)
CIK: 0001289308
Period of Report: 2010-11-18

Reporting Person: Craig John D (Director, Chairman, President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-11-18	Common Stock	M	164827	$21.91	Acquired	604000	Direct
2010-11-18	Common Stock	S	164827	$30.0345	Disposed	439173	Direct
2010-11-18	Common Stock	M	18299	$18.25	Acquired	457472	Direct
2010-11-18	Common Stock	S	18299	$30.2441	Disposed	439173	Direct
2010-11-18	Common Stock	S	35000	$30.0498	Disposed	404173	Direct
2010-11-19	Common Stock	M	23425	$18.25	Acquired	427598	Direct
2010-11-19	Common Stock	S	23425	$30.3756	Disposed	404173	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-11-18	Stock Options	$21.91	M	164827	Disposed	2012-03-22	Common Stock (178682)	Direct
2010-11-18	Stock Options	$18.25	M	18299	Disposed	2017-05-29	Common Stock (18299)	Direct
2010-11-19	Stock Options	$18.25	M	23425	Disposed	2017-05-29	Common Stock (23425)	Direct

Footnotes

F1: This transaction was effected pursuant to a 10b5-1 Trading Plan adopted by the reporting person on May 17, 2010.

F2: This transaction was executed in multiple trades at prices ranging from $30.20 to $30.34. The price reported reflects the weighted average sale price. Full information regarding the number of shares sold and the prices at which the transactions were effected is available to the SEC staff, the issuer or any security holder of the issuer, upon request.

F3: This transaction was executed in multiple trades at prices ranging from $30.00 to $ 30.20. The price reported reflects the weighted average sale price. Full information regarding the number of shares sold and the prices at which the transactions were effected is available to the SEC staff, the issuer or any security holder of the issuer, upon request.

F4: This transaction was executed in multiple trades at prices ranging from $30.21 to $30.4892. The price reported reflects the weighted average sale price. Full information regarding the number of shares sold and the prices at which the transactions were effected is available to the SEC staff, the issuer or any security holder of the issuer, upon request.

F5: These options vested twenty-five percent on March 22, 2003 and March 22, 2004; thirty percent on July 29, 2004; and twenty percent on March 22, 2005.

F6: These options vested twenty-five percent on each of May 29, 2008, May 29, 2009 and May 29, 2010. Twenty-five percent will vest on May 29, 2011.

F7: This reporting person holds aggregate total of 345,718 option shares, with various prices, exercisability and expiration dates.