<SEC-DOCUMENT>0001104659-17-056977.txt : 20170913
<SEC-HEADER>0001104659-17-056977.hdr.sgml : 20170913
<ACCEPTANCE-DATETIME>20170913165152
ACCESSION NUMBER:		0001104659-17-056977
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20170911
FILED AS OF DATE:		20170913
DATE AS OF CHANGE:		20170913

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ANTERO RESOURCES Corp
		CENTRAL INDEX KEY:			0001433270
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36719
		FILM NUMBER:		171083597

	BUSINESS ADDRESS:	
		STREET 1:		1615 WYNKOOP STREET
		CITY:			DENVER
		STATE:			CO
		ZIP:			80202
		BUSINESS PHONE:		303-357-7325

	MAIL ADDRESS:	
		STREET 1:		1615 WYNKOOP STREET
		CITY:			DENVER
		STATE:			CO
		ZIP:			80202

	FORMER NAME:	
		FORMER CONFORMED NAME:	ANTERO RESOURCES APPALACHIAN CORP
		DATE OF NAME CHANGE:	20100209

	FORMER NAME:	
		FORMER CONFORMED NAME:	ANTERO RESOURCES BARNETT CORP
		DATE OF NAME CHANGE:	20080424

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Antero Midstream Partners LP
		CENTRAL INDEX KEY:			0001598968
		STANDARD INDUSTRIAL CLASSIFICATION:	NATURAL GAS TRANSMISSION [4922]
		IRS NUMBER:				464109058
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1615 WYNKOOP STREET
		CITY:			DENVER
		STATE:			CO
		ZIP:			80202
		BUSINESS PHONE:		(303) 357-7310

	MAIL ADDRESS:	
		STREET 1:		1615 WYNKOOP STREET
		CITY:			DENVER
		STATE:			CO
		ZIP:			80202

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Antero Resources Midstream LLC
		DATE OF NAME CHANGE:	20140203
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>a4.xml
<DESCRIPTION>4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2017-09-11</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001598968</issuerCik>
        <issuerName>Antero Midstream Partners LP</issuerName>
        <issuerTradingSymbol>AM</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001433270</rptOwnerCik>
            <rptOwnerName>ANTERO RESOURCES Corp</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1615 WYNKOOP STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>DENVER</rptOwnerCity>
            <rptOwnerState>CO</rptOwnerState>
            <rptOwnerZipCode>80202</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 limited partner interests</value>
            </securityTitle>
            <transactionDate>
                <value>2017-09-11</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>10000000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>31.11</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>98870335</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>/s/ Alvyn A. Schopp, Chief Administrative Officer, Regional Senior Vice President and Treasurer of Antero Resources Corporation</signatureName>
        <signatureDate>2017-09-13</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
