    <SEC-DOCUMENT>0001104659-20-051005-index.html : 20200424
    <SEC-HEADER>0001104659-20-051005.hdr.sgml : 20200424
    <ACCEPTANCE-DATETIME>20200424162102
    ACCESSION NUMBER:		0001104659-20-051005
    CONFORMED SUBMISSION TYPE:	424B4
    PUBLIC DOCUMENT COUNT:		7
    FILED AS OF DATE:		20200424
    DATE AS OF CHANGE:		20200424

    FILER:

    	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
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		424B4
    		SEC ACT:		1933 Act
    		SEC FILE NUMBER:	333-237760
    		FILM NUMBER:		20815306

    	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>424B4
    <SEQUENCE>1
    <FILENAME>tm2016457-1_424b4.htm
    <DESCRIPTION>424B4
    <TEXT>
    Document 1 - file: tm2016457-1_424b4.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>lg_tradeweb-2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 2 - file: lg_tradeweb-2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>tv539139_ifc.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: tv539139_ifc.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>tv538416_cicle-flow.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: tv538416_cicle-flow.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>tv538416_timeline-flow.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: tv538416_timeline-flow.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>tm2016457d1-org_owner.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: tm2016457d1-org_owner.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>tv538469_ibc.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: tv538469_ibc.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>