<SEC-DOCUMENT>0000899243-17-023012.txt : 20170929
<SEC-HEADER>0000899243-17-023012.hdr.sgml : 20170929
<ACCEPTANCE-DATETIME>20170929190246
ACCESSION NUMBER:		0000899243-17-023012
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20170929
FILED AS OF DATE:		20170929
DATE AS OF CHANGE:		20170929

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			INEOS Investments Partnership
		CENTRAL INDEX KEY:			0001718053
		STATE OF INCORPORATION:			X0
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38221
		FILM NUMBER:		171112836

	BUSINESS ADDRESS:	
		STREET 1:		HAWKSLEASE, CHAPEL LANE
		CITY:			LYNDHURST
		STATE:			X0
		ZIP:			SO43 7FG
		BUSINESS PHONE:		442380287067

	MAIL ADDRESS:	
		STREET 1:		HAWKSLEASE, CHAPEL LANE
		CITY:			LYNDHURST
		STATE:			X0
		ZIP:			SO43 7FG

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PQ Group Holdings Inc.
		CENTRAL INDEX KEY:			0001708035
		STANDARD INDUSTRIAL CLASSIFICATION:	CHEMICALS & ALLIED PRODUCTS [2800]
		IRS NUMBER:				813406833
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		300 LINDENWOOD DRIVE
		CITY:			MALVERN
		STATE:			PA
		ZIP:			19355
		BUSINESS PHONE:		610-651-4400

	MAIL ADDRESS:	
		STREET 1:		300 LINDENWOOD DRIVE
		CITY:			MALVERN
		STATE:			PA
		ZIP:			19355
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>doc3.xml
<DESCRIPTION>FORM 3 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2017-09-29</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001708035</issuerCik>
        <issuerName>PQ Group Holdings Inc.</issuerName>
        <issuerTradingSymbol>PQG</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001718053</rptOwnerCik>
            <rptOwnerName>INEOS Investments Partnership</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>AVENUE DES UTTINS, 3, CH-1180, ROLLE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity></rptOwnerCity>
            <rptOwnerState>V8</rptOwnerState>
            <rptOwnerZipCode></rptOwnerZipCode>
            <rptOwnerStateDescription>SWITZERLAND</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>32909062</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                    <footnoteId id="F1"/>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">James A. Ratcliffe, as the majority owner of INEOS Investments Partnership, has the power to control the voting and disposition of the shares of common stock held by INEOS Investments Partnership.  Mr. Ratcliffe disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein, and the inclusion of such securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>INEOS INVESTMENTS PARTNERSHIP, By: /s/ Andrew Currie, Name: Andrew Currie, Title: Partner</signatureName>
        <signatureDate>2017-09-29</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
