<SEC-DOCUMENT>0001209191-13-043634.txt : 20130910
<SEC-HEADER>0001209191-13-043634.hdr.sgml : 20130910
<ACCEPTANCE-DATETIME>20130910060023
ACCESSION NUMBER:		0001209191-13-043634
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20130910
FILED AS OF DATE:		20130910
DATE AS OF CHANGE:		20130910

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SandRidge Mississippian Trust II
		CENTRAL INDEX KEY:			0001538267
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		IRS NUMBER:				300709968
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		919 CONGRESS AVENUE, SUITE 500
		STREET 2:		THE BANK OF NEW YORK MELLON TRUST CO. NA
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78701
		BUSINESS PHONE:		5122366599

	MAIL ADDRESS:	
		STREET 1:		919 CONGRESS AVENUE, SUITE 500
		STREET 2:		THE BANK OF NEW YORK MELLON TRUST CO. NA
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78701

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SANDRIDGE ENERGY INC
		CENTRAL INDEX KEY:			0001349436
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35508
		FILM NUMBER:		131086806

	BUSINESS ADDRESS:	
		STREET 1:		123 ROBERT S. KERR AVENUE
		CITY:			OKLAHOMA CITY
		STATE:			OK
		ZIP:			73102-6406
		BUSINESS PHONE:		405-429-5500

	MAIL ADDRESS:	
		STREET 1:		123 ROBERT S. KERR AVENUE
		CITY:			OKLAHOMA CITY
		STATE:			OK
		ZIP:			73102-6406

	FORMER NAME:	
		FORMER CONFORMED NAME:	RIATA ENERGY INC
		DATE OF NAME CHANGE:	20060111
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>c595771_4x0.xml
<DESCRIPTION>MAIN DOCUMENT DESCRIPTION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2013-09-10</periodOfReport>

    <issuer>
        <issuerCik>0001538267</issuerCik>
        <issuerName>SandRidge Mississippian Trust II</issuerName>
        <issuerTradingSymbol>SDR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001349436</rptOwnerCik>
            <rptOwnerName>SANDRIDGE ENERGY INC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>123 ROBERT S. KERR AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>OKLAHOMA CITY</rptOwnerCity>
            <rptOwnerState>OK</rptOwnerState>
            <rptOwnerZipCode>73102</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Units Representing Beneficial Interests</value>
            </securityTitle>
            <transactionDate>
                <value>2013-09-10</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1150000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>12.65</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>6243750</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By SandRidge Exploration and Production, LLC</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <ownerSignature>
        <signatureName>/s/SandRidge Energy, Inc. By /s/Philip T. Warman, Senior Vice President and General Counsel</signatureName>
        <signatureDate>2013-09-10</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
