Tradeweb Investor Presentation Deck

Reconciliation of Non-GAAP Items (continued) ($ in thousands, except per share and share amounts) The following table summarizes the basic and diluted earnings per share calculations for Tradeweb Markets Inc.: EPS: Net income attributable to Tradeweb Markets Inc. Numerator: Net income attributable to Tradeweb Markets Inc. Less: Distributed and undistributed earnings allocated to unvested RSUS and unsettled vested PRSUS ¹ Net income attributable to outstanding shares of Class A and Class B common stock - Basic and Diluted Denominator: Weighted average shares of Class A and Class B common stock outstanding - Basic Dilutive effect of PRSUS Dilutive effect of options. Dilutive effect of RSUS Weighted average shares of Class A and Class B common stock outstanding - Diluted 29 Earnings per share - Basic Earnings per share - Diluted January 1, 2018 to September 30, 2018 October 1, 2018 to December 31, 2018 Full Year Ended December 31, 2018 $ $ $ © 2022 Tradeweb Markets LLC. All rights reserved. $ Gross Revenue 505,771 $ 178,637 $ 684,408 $ $ $ $ 214,091 65,308 279,399 1Q22 82,965 $ (22) 82,943 $ 204,061,347 $ 770,765 2,322,027 342,963 207,497,102 0.41 $ 0.40 $ 1. During the three months ended March 31, 2022 and 2021, there was a total of 53,756 and none, respectively, weighted average unvested RSUS and unsettled vested PRSUS that were considered a participating security for purposes of calculating earnings per share in accordance with the two-class method. Adjusted Adjusted EBITDA EBITDA ¹ Margin¹ 42.3% $ 137,327 $ 0.64 36.6% $ 40,839 $ 0.18 40.8% $ 178,166 $ 0.82 The following is the calculation of gross revenue, Adjusted EBITDA, Adjusted EBITDA margin, Adjusted Net Income and Adjusted Diluted EPS for the full year ended December 31, 2018. Revenue accounts were not, and the non-GAAP financial measures were not materially, impacted by the Refinitiv Transaction or the application of pushdown accounting. See "Disclaimer" for additional information. hooo. Adjusted Adjusted Net Income Diluted EPS 1. Adjusted EBITDA margin is defined as Adjusted EBITDA divided by gross revenue of $684.4 million for the full year ended December 31, 2018. Tradeweb 1Q21 67,859 67,859 199,064,607 1,832,308 3,851,594 280,208 205,028,717 0.34 0.33

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