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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>0001376367-10-000002.txt : 20100921
<SEC-HEADER>0001376367-10-000002.hdr.sgml : 20100921
<ACCEPTANCE-DATETIME>20100921160309
ACCESSION NUMBER:		0001376367-10-000002
CONFORMED SUBMISSION TYPE:	D/A
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		Rule 506
ITEM INFORMATION:		Investment Company Act Section 3(c)
ITEM INFORMATION:		Section 3(c)(7)
FILED AS OF DATE:		20100921
DATE AS OF CHANGE:		20100921
EFFECTIVENESS DATE:		20100921

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MORGAN STANLEY OPPORTUNISTIC FUND-RETIREMENT PLAN INVESTORS L P
		CENTRAL INDEX KEY:			0001376082
		IRS NUMBER:				980491773
		STATE OF INCORPORATION:			E9

	FILING VALUES:
		FORM TYPE:		D/A
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	021-94900
		FILM NUMBER:		101082716

	BUSINESS ADDRESS:	
		STREET 1:		100 FRONT ST SUITE 1100
		CITY:			WEST CONSHOHOCKEN
		STATE:			PA
		ZIP:			19428
		BUSINESS PHONE:		610-940-5000

	MAIL ADDRESS:	
		STREET 1:		100 FRONT ST SUITE 1100
		CITY:			WEST CONSHOHOCKEN
		STATE:			PA
		ZIP:			19428
</SEC-HEADER>
<DOCUMENT>
<TYPE>D/A
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0704</schemaVersion>

    <submissionType>D/A</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001376082</cik>
        <entityName>MORGAN STANLEY OPPORTUNISTIC FUND-RETIREMENT PLAN INVESTORS L P</entityName>
        <issuerAddress>
            <street1>100 FRONT ST SUITE 1100</street1>
            <city>WEST CONSHOHOCKEN</city>
            <stateOrCountry>PA</stateOrCountry>
            <stateOrCountryDescription>PENNSYLVANIA</stateOrCountryDescription>
            <zipCode>19428</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>610-940-5000</issuerPhoneNumber>
        <jurisdictionOfInc>CAYMAN ISLANDS</jurisdictionOfInc>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <edgarPreviousNameList>
            <value>None</value>
        </edgarPreviousNameList>
        <entityType>Limited Partnership</entityType>
        <yearOfInc>
            <withinFiveYears>true</withinFiveYears>
            <value>2006</value>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Jacques</firstName>
                <lastName>Chappuis</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>One Tower Bridge 100 Front Street</street1>
                <street2>Suite 400</street2>
                <city>West Conshohocken</city>
                <stateOrCountry>PA</stateOrCountry>
                <stateOrCountryDescription>PENNSYLVANIA</stateOrCountryDescription>
                <zipCode>19428</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Chairman and Managing Director of Morgan Stanley AIP (Cayman) GP Ltd., the General Partner of the Issuer</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Thomas</firstName>
                <middleName>R.</middleName>
                <lastName>Dorr</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>One Tower Bridge 100 Front Street</street1>
                <street2>Suite 400</street2>
                <city>West Conshohocken</city>
                <stateOrCountry>PA</stateOrCountry>
                <stateOrCountryDescription>PENNSYLVANIA</stateOrCountryDescription>
                <zipCode>19428</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Managing Director of Morgan Stanley AIP (Cayman) GP Ltd., the General Partner of the Issuer</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Jeffrey</firstName>
                <middleName>A.</middleName>
                <lastName>Turner</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>One Tower Bridge 100 Front Street</street1>
                <street2>Suite 400</street2>
                <city>West Conshohocken</city>
                <stateOrCountry>PA</stateOrCountry>
                <stateOrCountryDescription>PENNSYLVANIA</stateOrCountryDescription>
                <zipCode>19428</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Treasurer and Executive Director of Morgan Stanley AIP (Cayman) GP Ltd., the General Partner of the Issuer</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Noel</firstName>
                <middleName>C.</middleName>
                <lastName>Langlois</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>One Tower Bridge 100 Front Street</street1>
                <street2>Suite 1100</street2>
                <city>West Conshohocken</city>
                <stateOrCountry>PA</stateOrCountry>
                <stateOrCountryDescription>PENNSYLVANIA</stateOrCountryDescription>
                <zipCode>19428</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Executive Director and Assistant Treasurer of Morgan Stanley AIP (Cayman) GP Ltd., the General Partner of the Issuer</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Mustafa</firstName>
                <lastName>Jama</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>One Tower Bridge 100 Front Street</street1>
                <street2>Suite 400</street2>
                <city>West Conshohocken</city>
                <stateOrCountry>PA</stateOrCountry>
                <stateOrCountryDescription>PENNSYLVANIA</stateOrCountryDescription>
                <zipCode>19428</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>President and Managing Director of Morgan Stanley AIP (Cayman) GP Ltd., the General Partner of the Issuer</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Robin</firstName>
                <lastName>Coroniti</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>One Tower Bridge 100 Front Street</street1>
                <street2>Suite 400</street2>
                <city>West Conshohocken</city>
                <stateOrCountry>PA</stateOrCountry>
                <stateOrCountryDescription>PENNSYLVANIA</stateOrCountryDescription>
                <zipCode>19428</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Vice-President of Morgan Stanley AIP (Cayman) GP Ltd., the General Partner of the Issuer</relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Pooled Investment Fund</industryGroupType>
            <investmentFundInfo>
                <investmentFundType>Hedge Fund</investmentFundType>
                <is40Act>false</is40Act>
            </investmentFundInfo>
        </industryGroup>
        <issuerSize>
            <aggregateNetAssetValueRange>Decline to Disclose</aggregateNetAssetValueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06</item>
            <item>3C</item>
            <item>3C.7</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>true</isAmendment>
                <previousAccessionNumber>0001376082-09-000005</previousAccessionNumber>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2006-03-01</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>true</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
            <isPooledInvestmentFundType>true</isPooledInvestmentFundType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList>
            <recipient>
                <recipientName>Morgan Stanley and Co. Incorporated</recipientName>
                <recipientCRDNumber>8209</recipientCRDNumber>
                <associatedBDName>Morgan Stanley and Co. Incorporated</associatedBDName>
                <associatedBDCRDNumber>8209</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>1585 Broadway</street1>
                    <city>New York</city>
                    <stateOrCountry>NY</stateOrCountry>
                    <stateOrCountryDescription>NEW YORK</stateOrCountryDescription>
                    <zipCode>10036-8293</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <value>All States</value>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>Morgan Stanley DW Inc.</recipientName>
                <recipientCRDNumber>7556</recipientCRDNumber>
                <associatedBDName>Morgan Stanley DW Inc.</associatedBDName>
                <associatedBDCRDNumber>7556</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>2000 Westchester Ave LD</street1>
                    <city>Purchase</city>
                    <stateOrCountry>NY</stateOrCountry>
                    <stateOrCountryDescription>NEW YORK</stateOrCountryDescription>
                    <zipCode>10577</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <value>All States</value>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>MORGAN STANLEY SMITH BARNEY</recipientName>
                <recipientCRDNumber>149777</recipientCRDNumber>
                <associatedBDName>MORGAN STANLEY SMITH BARNEY</associatedBDName>
                <associatedBDCRDNumber>149777</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>2000 WESTCHESTER AVENUE</street1>
                    <city>Purchase</city>
                    <stateOrCountry>NY</stateOrCountry>
                    <stateOrCountryDescription>NEW YORK</stateOrCountryDescription>
                    <zipCode>10577-2530</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <value>All States</value>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
        </salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>Indefinite</totalOfferingAmount>
            <totalAmountSold>39409218</totalAmountSold>
            <totalRemaining>Indefinite</totalRemaining>
            <clarificationOfResponse>Responses in Items #13 and #14 are estimates.</clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>52</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>173016</dollarAmount>
                <isEstimate>true</isEstimate>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
            <clarificationOfResponse>Estimated fees do not include trailer
fees paid, which are instead reflected in the total fees with respect to Morgan Stanley Opportunistic Fund, beginning from the inception of the Issuer and projected through the next 12 months.</clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
                <isEstimate>true</isEstimate>
            </grossProceedsUsed>
            <clarificationOfResponse></clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>MORGAN STANLEY OPPORTUNISTIC FUND-RETIREMENT PLAN INVESTORS L P</issuerName>
                <signatureName>Robin Coroniti</signatureName>
                <nameOfSigner>Robin Coroniti</nameOfSigner>
                <signatureTitle>See the Clarification Box above in Item #3</signatureTitle>
                <signatureDate>2010-09-21</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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