As Of	Filer	Filing¹	For·On·As	Docs:Size	Issuer		Filing Agent

  4/8/19  Ganeles Scott                     4          Director²   1:5K   Tradeweb Markets Inc.             Donnelley Fin’l S… 06/FA 
  4/8/19  Bruni Enrico                      4          Officer²    1:7K   Tradeweb Markets Inc.             Broadridge Fin’l… Inc/FA 
  4/8/19  Zucker Scott                      4          Officer²    1:7K   Tradeweb Markets Inc.             Broadridge Fin’l… Inc/FA 
  4/8/19  Friedman Douglas                  4          Officer²    1:7K   Tradeweb Markets Inc.             Broadridge Fin’l… Inc/FA 
  4/8/19  Hult William                      4          Dir.,Off.²  1:7K   Tradeweb Markets Inc.             Broadridge Fin’l… Inc/FA 
  4/8/19  Maisey Simon                      4          Officer²    1:7K   Tradeweb Markets Inc.             Broadridge Fin’l… Inc/FA 
  4/8/19  Pluta Thomas                      4          Director²   1:5K   Tradeweb Markets Inc.             Broadridge Fin’l… Inc/FA 
  4/8/19  Olesky Lee                        4          Dir.,Off.²  1:14K  Tradeweb Markets Inc.             Broadridge Fin’l… Inc/FA 
  4/8/19  Madoff Paula                      4          Director²   1:5K   Tradeweb Markets Inc.             Broadridge Fin’l… Inc/FA 
  4/8/19  Spencer James                     4          Officer²    1:7K   Tradeweb Markets Inc.             Broadridge Fin’l… Inc/FA 
  4/8/19  Warshaw Robert J                  4          Officer²    1:7K   Tradeweb Markets Inc.             Broadridge Fin’l… Inc/FA 

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¹	Filing/Form Type:  -K
	4	Statement of Changes in Beneficial Ownership of Securities by an Insider — Form 4 { The Filer is an Insider² of the Issuer }.
²	Insider:  The Filer is a Director, Officer, 10% Owner and/or Other “insider” of the Issuer.