SM Energy Co — Director's Dealing 2010

Dec 14, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SM Energy Co (SM)
CIK: 0000893538
Period of Report: 2010-12-13

Reporting Person: Knott Kenneth J. (VP- Bus Dev & Land & Ass Sec)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-12-13	Common Stock: $.01 Par Value	M	2364	$12.66	Acquired	12413	Direct
2010-12-13	Common Stock: $.01 Par Value	S	2364	$55.00	Disposed	10049	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-12-13	Stock Option (Right-To-Buy)	$12.66	M	2364	Disposed	2013-09-30	Common Stock: $.01 Par Value (2364)	Direct

Footnotes

F1: The sale reported in this Form 4 was affected pursuant to a Rule 10b5-1 Sales Plan adopted by Kenneth Knott on June 15, 2010.

F2: The stock option (right-to-buy) vested in four equal annual installments beginning on September 30, 2003.