<SEC-DOCUMENT>0000899243-19-010010.txt : 20190404
<SEC-HEADER>0000899243-19-010010.hdr.sgml : 20190404
<ACCEPTANCE-DATETIME>20190404180637
ACCESSION NUMBER:		0000899243-19-010010
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20190404
FILED AS OF DATE:		20190404
DATE AS OF CHANGE:		20190404

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Walton Debra
		CENTRAL INDEX KEY:			0001771962

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38860
		FILM NUMBER:		19733132

	MAIL ADDRESS:	
		STREET 1:		C/O REFINITIV
		STREET 2:		ONE STATION PLACE
		CITY:			STAMFORD
		STATE:			CT
		ZIP:			06902

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Tradeweb Markets Inc.
		CENTRAL INDEX KEY:			0001758730
		STANDARD INDUSTRIAL CLASSIFICATION:	SECURITY & COMMODITY BROKERS, DEALERS, EXCHANGES & SERVICES [6200]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE

	BUSINESS ADDRESS:	
		STREET 1:		1177 AVENUE OF THE AMERICAS
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10036
		BUSINESS PHONE:		646-430-6000

	MAIL ADDRESS:	
		STREET 1:		1177 AVENUE OF THE AMERICAS
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10036
</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>2019-04-04</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001758730</issuerCik>
        <issuerName>Tradeweb Markets Inc.</issuerName>
        <issuerTradingSymbol>TW</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001771962</rptOwnerCik>
            <rptOwnerName>Walton Debra</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O TRADEWEB MARKETS INC.</rptOwnerStreet1>
            <rptOwnerStreet2>1177 AVENUE OF THE AMERICAS</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10036</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <footnotes></footnotes>

    <remarks>Ms. Walton, an employee of Refinitiv Parent Limited (&quot;Refinitiv&quot;) or one of its affiliates, is a member of the board of directors of the issuer. Refinitiv and certain of its affiliates have filed a separate Form 3 reporting securities of the issuer that they may be deemed to beneficially own. Ms. Walton disclaims beneficial ownership of any securities of the issuer that may be deemed to be beneficially owned by Refinitiv and its affiliates.</remarks>

    <ownerSignature>
        <signatureName>/s/ Debra Walton</signatureName>
        <signatureDate>2019-04-04</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
