SM Energy Co - Director's Dealing 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SM Energy Co (SM)
CIK: 0000893538
Period of Report: 2012-02-15

Reporting Person: GARDINER WILLIAM J (Director)

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-02-15	Common Stock; $.01 Par Value	M	13386	$12.50	Acquired	58534	Direct
2012-02-15	Common Stock; $.01 Par Value	S	13386	$79.5776	Disposed	45148	Direct

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-02-15	Stock Option (Right-to-Buy)	$12.5	M	13386	Disposed	2012-12-31	Common Stock (13386)	Direct

F1: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the reporting person on August 12, 2011.

F2: The options vested in four equal installments on December 31, 2002, 2003, 2004, and 2005.

F3: The price reflects an average of multiple transaction prices ranging from $79.09 to $80.33.