SM Energy Co — Director's Dealing 2010

Mar 2, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ST MARY LAND & EXPLORATION CO (SM)
CIK: 0000893538
Period of Report: 2009-12-31

Reporting Person: Solomon Mark T (Controller)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2009-12-31	Common Stock; $.01 Par Value	J	437	$17.978	Acquired	6057	Direct
2010-02-28	Common Stock; $.01 Par Value	M	108	—	Acquired	6165	Direct
2010-02-28	Common Stock; $.01 Par Value	F	41	$32.58	Disposed	6124	Direct
2010-02-28	Common Stock; $.01 Par Value	M	189	—	Acquired	6313	Direct
2010-02-28	Common Stock; $.01 Par Value	F	71	$32.58	Disposed	6242	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-02-28	Restricted Stock Units	$	M	108	Disposed	2010-02-28	Common Stock (108)	Direct
2010-02-28	Restricted Stock Units	$	M	189	Disposed	2010-02-28	Common Stock (189)	Direct

Footnotes

F1: Mr. Solomon purchased 437 shares of the issuer's common stock on December 31, 2009, through the issuer's Employee Stock Purchase Plan.

F2: Each restricted stock unit represents a contingent right to receive one share of stock. The restricted stock units were granted on February 28, 2007, are associated with fiscal year 2006, and vest in four equal installments beginning on the grant date. On the vesting dates, shares are issued to the reporting person, at which time all restrictions on the vested shares will lapse.

F3: Each restricted stock unit represents a contingent right to receive one share of stock. The restricted stock units were granted on February 28, 2008, are associated with fiscal year 2007, and vest in four equal installments beginning on the grant date. On the vesting dates, shares are issued to the reporting person, at which time all restrictions on the vested shares will lapse.