<SEC-DOCUMENT>0001104659-13-056288.txt : 20130724
<SEC-HEADER>0001104659-13-056288.hdr.sgml : 20130724
<ACCEPTANCE-DATETIME>20130724171041
ACCESSION NUMBER:		0001104659-13-056288
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20130722
FILED AS OF DATE:		20130724
DATE AS OF CHANGE:		20130724

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			EQT Midstream Partners, LP
		CENTRAL INDEX KEY:			0001540947
		STANDARD INDUSTRIAL CLASSIFICATION:	NATURAL GAS TRANSMISSION [4922]
		IRS NUMBER:				371661577
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		625 LIBERTY AVENUE, SUITE 1700
		CITY:			PITTSBURGH
		STATE:			PA
		ZIP:			15222
		BUSINESS PHONE:		412-553-5700

	MAIL ADDRESS:	
		STREET 1:		625 LIBERTY AVENUE, SUITE 1700
		CITY:			PITTSBURGH
		STATE:			PA
		ZIP:			15222

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			EQT Investments Holdings, LLC
		CENTRAL INDEX KEY:			0001552977
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35574
		FILM NUMBER:		13984188

	BUSINESS ADDRESS:	
		STREET 1:		101 CONVENTION CENTER DRIVE, SUITE 850
		CITY:			LAS VEGAS
		STATE:			NV
		ZIP:			89109
		BUSINESS PHONE:		(702) 598-3738

	MAIL ADDRESS:	
		STREET 1:		101 CONVENTION CENTER DRIVE, SUITE 850
		CITY:			LAS VEGAS
		STATE:			NV
		ZIP:			89109

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			EQT Midstream Investments, LLC
		CENTRAL INDEX KEY:			0001552976
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35574
		FILM NUMBER:		13984189

	BUSINESS ADDRESS:	
		STREET 1:		625 LIBERTY AVENUE
		CITY:			PITTSBURGH
		STATE:			PA
		ZIP:			15222
		BUSINESS PHONE:		(412) 553-5700

	MAIL ADDRESS:	
		STREET 1:		625 LIBERTY AVENUE
		CITY:			PITTSBURGH
		STATE:			PA
		ZIP:			15222

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			EQT Corp
		CENTRAL INDEX KEY:			0000033213
		STANDARD INDUSTRIAL CLASSIFICATION:	NATURAL GAS TRANSMISSION & DISTRIBUTION [4923]
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35574
		FILM NUMBER:		13984190

	BUSINESS ADDRESS:	
		STREET 1:		625 LIBERTY AVENUE
		STREET 2:		SUITE 1700
		CITY:			PITTSBURGH
		STATE:			PA
		ZIP:			15222
		BUSINESS PHONE:		4125535700

	MAIL ADDRESS:	
		STREET 1:		625 LIBERTY AVENUE
		STREET 2:		SUITE 1700
		CITY:			PITTSBURGH
		STATE:			PA
		ZIP:			15222

	FORMER NAME:	
		FORMER CONFORMED NAME:	EQT Corp /PA/
		DATE OF NAME CHANGE:	20090206

	FORMER NAME:	
		FORMER CONFORMED NAME:	EQUITABLE RESOURCES INC /PA/
		DATE OF NAME CHANGE:	19920703

	FORMER NAME:	
		FORMER CONFORMED NAME:	EQUITABLE GAS CO
		DATE OF NAME CHANGE:	19841120
</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>2013-07-22</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001540947</issuerCik>
        <issuerName>EQT Midstream Partners, LP</issuerName>
        <issuerTradingSymbol>EQM</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000033213</rptOwnerCik>
            <rptOwnerName>EQT Corp</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>625 LIBERTY AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 1700</rptOwnerStreet2>
            <rptOwnerCity>PITTSBURGH</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>15222</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>Director by deputization</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001552976</rptOwnerCik>
            <rptOwnerName>EQT Midstream Investments, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>625 LIBERTY AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PITTSBURGH</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>15222</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>Director by deputization</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001552977</rptOwnerCik>
            <rptOwnerName>EQT Investments Holdings, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>101 CONVENTION CENTER DRIVE, SUITE 850</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>LAS VEGAS</rptOwnerCity>
            <rptOwnerState>NV</rptOwnerState>
            <rptOwnerZipCode>89109</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>Director by deputization</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Units</value>
            </securityTitle>
            <transactionDate>
                <value>2013-07-22</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>479184</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3443902</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnotes</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">This Form 4 is being filed jointly by EQT Midstream Investments, LLC (&quot;Midstream Investments&quot;), EQT Investments Holdings, LLC (&quot;Investments Holdings&quot;) and EQT Corporation (&quot;EQT&quot; and together with Midstream Investments and Investments Holdings, the &quot;Reporting Persons&quot;). The securities of the Issuer are owned directly by Midstream Investments. EQT directly owns 100% of the outstanding membership interests of Investments Holdings. Investments Holdings directly owns 100% of the outstanding membership interests of Midstream Investments. EQT and Investments Holdings may therefore be deemed to beneficially own securities of the Issuer owned directly by Midstream Investments.</footnote>
        <footnote id="F2">In connection with the closing of the merger of a wholly-owned subsidiary of Investments Holdings with and into a subsidiary of the Issuer pursuant to that certain Agreement and Plan of Merger, by and among the Issuer, EQT Midstream Services, LLC (the &quot;General Partner&quot;), Equitrans, L.P., Investments Holdings and Sunrise Pipeline, LLC, dated July 15, 2013, the Issuer acquired certain midstream assets for aggregate consideration of approximately $540 million, consisting of (i) a $507.5 million cash payment, (ii) 479,184 common units of the Issuer issued to Midstream Investments and (iii) 267,942 general partner units of the Issuer issued to the General Partner.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Philip P. Conti, Senior Vice President and CFO, EQT Corporation</signatureName>
        <signatureDate>2013-07-24</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Joshua C. Miller, Vice President of EQT Investments Holdings, LLC</signatureName>
        <signatureDate>2013-07-24</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Joshua C. Miller, Vice President of EQT Investments Holdings, LLC, the sole member of EQT Midstream Investments, LLC</signatureName>
        <signatureDate>2013-07-24</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
