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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0001181431-10-048894.txt : 20101001
<SEC-HEADER>0001181431-10-048894.hdr.sgml : 20101001
<ACCEPTANCE-DATETIME>20101001172258
ACCESSION NUMBER:		0001181431-10-048894
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20100929
FILED AS OF DATE:		20101001
DATE AS OF CHANGE:		20101001

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FRONTIER MASTERS SERIES, a series of The Frontier Fund
		CENTRAL INDEX KEY:			0001450722
		IRS NUMBER:				386815533
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		C/O EQUINOX FUND MANAGEMENT LLC
		STREET 2:		1660 LINCOLN ST., SUITE 100
		CITY:			DENVER
		STATE:			CO
		ZIP:			80264
		BUSINESS PHONE:		303-837-0600

	MAIL ADDRESS:	
		STREET 1:		C/O EQUINOX FUND MANAGEMENT LLC
		STREET 2:		1660 LINCOLN ST., SUITE 100
		CITY:			DENVER
		STATE:			CO
		ZIP:			80264

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Equinox Fund Management LLC
		CENTRAL INDEX KEY:			0001325558
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-53761
		FILM NUMBER:		101103381

	BUSINESS ADDRESS:	
		STREET 1:		1660 LINCOLN STREET
		STREET 2:		SUITE 100
		CITY:			DENVER
		STATE:			CO
		ZIP:			80264
		BUSINESS PHONE:		303-837-0600

	MAIL ADDRESS:	
		STREET 1:		1660 LINCOLN STREET
		STREET 2:		SUITE 100
		CITY:			DENVER
		STATE:			CO
		ZIP:			80264
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd287662.xml
<DESCRIPTION>FORM 4 DATED 09/29/2010
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2010-09-29</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001450722</issuerCik>
        <issuerName>FRONTIER MASTERS SERIES, a series of The Frontier Fund</issuerName>
        <issuerTradingSymbol>NONE</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001325558</rptOwnerCik>
            <rptOwnerName>Equinox Fund Management LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1660 LINCOLN ST.</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>DENVER</rptOwnerCity>
            <rptOwnerState>CO</rptOwnerState>
            <rptOwnerZipCode>80264</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>Managing Owner of Issuer</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Frontier Masters Series 2</value>
            </securityTitle>
            <transactionDate>
                <value>2010-09-29</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1478.8189</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>101.4323</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>6586.0365</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <remarks>This Form 4 filing relates to the acquisition of the above listed Units of The Frontier Masters Series of the Frontier Fund. Because The Frontier Fund and the Frontier Masters Series are individual Securities and Exchange Commission registrants, separate Form 4s are being concurrently filed on behalf of Equinox Fund Management, LLC relating to The Frontier Fund and to the Frontier Masters Series, individually. This Form 4 relates to the acquisition of Units on September 29, 2010 described in each such Form 4.</remarks>

    <ownerSignature>
        <signatureName>/s/ S. Brent Bales, Chief Financial Officer</signatureName>
        <signatureDate>2010-10-01</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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