Sezzle Results Presentation Deck

TOTAL INCOME & UMS 6.1% $27.6 1Q22 $450.5 S 1Q22 7.0% $29.3 Total Income $419.1 7.2% 2Q22 3Q22 Total Income ($US in millions) 2Q22 $30.4 $421.5 8.5% Underlying Merchant Sales (UMS) 3Q22 UMS ($US in millions) $38.3 4Q22 % of UMS $452.3 4Q22 9.4% $34.7 1Q23 $369.8 1Q23 COMMENTARY Although UMS declined YoY in 1Q23, Total Income rose 25.5% YoY to US$34.7 million due to the launch of Sezzle Premium and other FY22 revenue initiatives. ● Total Income as a percentage of UMS increased to a quarterly high of 9.4% in 1Q23, despite the seasonal QoQ decrease in UMS from the 4Q holiday period. • Consumer engagement remains high, with repeat usage increasing by 188 bps YoY to 94.4%. ● The 17.9% YoY decrease in UMS is the result of FY22 strategic initiatives including credit-risk improvements (e.g., Prophet Model) and renegotiating and/or offboarding unprofitable merchants. SEZZLE INC 1Q23 Presentation 9

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