<SEC-DOCUMENT>0001140361-13-027292.txt : 20130703
<SEC-HEADER>0001140361-13-027292.hdr.sgml : 20130703
<ACCEPTANCE-DATETIME>20130703121026
ACCESSION NUMBER:		0001140361-13-027292
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20130701
FILED AS OF DATE:		20130703
DATE AS OF CHANGE:		20130703

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SM Energy Co
		CENTRAL INDEX KEY:			0000893538
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		IRS NUMBER:				410518430
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1775 SHERMAN STREET
		STREET 2:		SUITE 1200
		CITY:			DENVER
		STATE:			CO
		ZIP:			80203
		BUSINESS PHONE:		303-861-8140

	MAIL ADDRESS:	
		STREET 1:		1775 SHERMAN STREET
		STREET 2:		SUITE 1200
		CITY:			DENVER
		STATE:			CO
		ZIP:			80203

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ST MARY LAND & EXPLORATION CO
		DATE OF NAME CHANGE:	19940228

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Lutey Mary Ellen
		CENTRAL INDEX KEY:			0001563908

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-31539
		FILM NUMBER:		13951957

	MAIL ADDRESS:	
		STREET 1:		1775 SHERMAN STREET
		STREET 2:		SUITE 1200
		CITY:			DENVER
		STATE:			CO
		ZIP:			80203
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
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<DESCRIPTION>FORM 4
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            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>146</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2013-07-01</value>
            </exerciseDate>
            <expirationDate>
                <value>2013-07-01</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>146</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>292</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                    <footnoteId id="F3"/>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By husband</value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F6"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2013-07-01</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>373</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2013-07-01</value>
            </exerciseDate>
            <expirationDate>
                <value>2013-07-01</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>373</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>747</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F6"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2013-07-01</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>296</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2013-07-01</value>
            </exerciseDate>
            <expirationDate>
                <value>2013-07-01</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>296</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>595</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                    <footnoteId id="F3"/>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By husband</value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The reporting person purchased 301 shares of the issuer's common stock on June 28, 2013, through the issuer's Employee Stock Purchase Plan.</footnote>
        <footnote id="F2">The reporting person's husband purchased 276 shares of the issuer's common stock on June 28, 2013, through the issuer's Employee Stock Purchase Plan.</footnote>
        <footnote id="F3">The reporting person's husband is also employed by the issuer, purchases the issuers's common stock through the issuer's Employment Stock Purchase Plan, and receives grants of retricted stock units.</footnote>
        <footnote id="F4">Each restricted stock unit represents a contingent right to receive one share of stock.  The restricted stock unit grant vested over a three-year period, with 1/7th vesting on July 1, 2011, 2/7th vesting on July 2, 2012, and 4/7th vesting on July 1, 2013.  The vested shares were issued to the reporting person on the vesting dates, at which time all restrictions on the vested shares lapsed.</footnote>
        <footnote id="F5">Each restricted stock unit represents a contingent right to receive one share of stock.  The restricted stock unit grant vests over a three-year period, with 1/7th vesting on July 2, 2012, 2/7th vesting on July 1, 2013, and 4/7th vesting on July 1, 2014.  The vested shares will be issued to the reporting person on the vesting dates, at which time all restrictions on the vested shares will lapse.</footnote>
        <footnote id="F6">Each restricted stock unit represents a contingent right to receive one share of stock.  The restricted stock unit grant vests in three equal annual installments beginning on July 1, 2013.  The vested shares will be issued to the reporting person on the vesting dates, at which time all restrictions on the vested shares will lapse.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Karin M. Writer (Attorney-In-Fact)</signatureName>
        <signatureDate>2013-07-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
