Filing of Form 20-F

BANCO SANTANDER (BRASIL) S.A

Publicly-Held Company with Authorized Capital

CNPJ/MF: 90.400.888/0001-42

NIRE: 35.300.332.067

SÃO PAULO, Feb. 28, 2025 /PRNewswire/ -- Banco Santander (Brasil) S.A. ("Santander Brasil") announces that its Annual Report on Form 20-F (the "20-F"), reporting its financial and operational data for 2024, was filed with the U.S. Securities and Exchange Commission, or the SEC, and with the Brazilian Securities and Exchange Commission, the Comissão de Valores Mobiliários, or CVM, on February 28, 2025. The document has been posted on Santander Brasil's website, https://www.santander.com.br/ri.

The 20-F contains detailed information about Santander Brasil, including certifications under the U.S. Sarbanes-Oxley Act, which attest to the effectiveness of Santander Brasil's internal controls and procedures. Santander Brasil's independent auditors, PricewaterhouseCoopers Auditores Independentes Ltda., issued an audit opinion on the financial statements and the effectiveness of internal controls over financial reporting as of December 31, 2024.

Santander Brasil's shareholders may receive a hard copy of this document, which contains the Company's complete audited financial statements, free of charge, upon request. Requests should be directed to:

São Paulo, February 28, 2025.

Gustavo Alejo Viviani

Investor Relations Officer

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SOURCE Banco Santander (Brasil) S.A.

Banco Santander (Brasil) S.A.: NOTICE TO THE MARKET