Sezzle Results Presentation Deck

1Q23 ENGAGEMENT SCORECARD ACTIVE¹ CONSUMERS 1Q23 1Q22 1Q21 1Q23 1Q22 1Q21 B CACT SEZZLE PREMIUM ACTIVE SUBSCRIBERS 1Q23 ACTIVE MERCHANTS 1Q22 Not Launched 1Q21 Not Launched 2,780,000 2,250,000 39,000 34,000 3,291,000 142,000 48,000 -15.5% YoY N/A -18.8% YoY REPEAT USAGE AS A % OF TOTAL ORDERS (CUMULATIVE) 1Q23 1Q22 1Q21 1Q23 1Q22 1Q21 90.7% WEEKLY AVERAGE MARKETPLACE VOLUME AS A PERCENTAGE OF UMS 5.0% 1Q23 1Q22 1Q21 12.9% 93.3% 94.4% 19.4% 18.2% 29.5% PERCENTAGE OF TOTAL INCOME DERIVED FROM NON-MERCHANT PROCESSING FEES ¹ Active is defined as having had at least one transaction through the Sezzle Platform in the last twelve months, not subject to a minimum required number of transactions criteria (Merchants and Consumers rounded to nearest thousand). Note: Active Consumer and Active Merchant numbers have been adjusted to exclude Brazil, Europe, and India, which have been discontinued. +118 Bps 42.3% +16.5 Pts +22.9 Pts SEZZLE INC 1Q23 Presentation 8

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