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S More information in Earnings Release 2Q23 R$ 28.7 +2.1% Billions YoY P Net Results Interest Income Customer NII 1H23 Fees 1 H23 Cards R$ 2.7 Billions Current Account R$ 2.0 Billions Insurance -0.3% YOY +3.3% YOY Asset Management¹ R$ 0.7 Billion Expenses Total expenses R$ 11.9 Billions Administrative +5.0% YOY 1 H23 8.4% YOY Market Activities R$ 1.6 -1.4% Billion YOY R$ 4.9 2.1% R$ -2.0 +40.8% Billions YOY Billions Capital Market Personnel Spread (p.a.) 10.0% -1.0 p.p. YoY R$ 0.8 Credit Operations and Collections Services R$ 1.4 Billion +2.2% R$ 5.5 Billion YOY Billions 13.5% YOY Depreciation and Amortization2. +0.8% YOY R$ 1.5 Billion 12.3% YOY INVESTOR RELATIONS [email protected] 0800 286 8484 FAQ www.santander.com.br/faq 1 Asset Management and "Consórcio" fee revenue 2 Excluding 100% from goodwill amortization expenses of R$ 111 million in 2Q23, R$ 77 million in 1Q23, and R$ 107 million in 2Q22. 29 Financial Highlights

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