Santander Brasil files 2025 Form 20-F report

Banco Santander (Brasil) S.A. reports that its Annual Report on Form 20-F for 2025 has been filed with the U.S. SEC and the Brazilian CVM.

Rhea-AI Filing Summary

Banco Santander (Brasil) S.A. reports that its Annual Report on Form 20-F for 2025 has been filed with the U.S. SEC and the Brazilian CVM. The report, available on the company’s investor relations website, includes audited financial statements and detailed financial and operational information.

The Form 20-F also includes Sarbanes-Oxley Act certifications regarding the effectiveness of internal controls and procedures. Independent auditors PricewaterhouseCoopers Auditores Independentes Ltda. issued an audit opinion on the financial statements and internal control over financial reporting as of December 31, 2025. Shareholders can request a free hard copy of the full audited statements.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Banco Santander (Brasil) S.A. (BSBR) announce in this Form 6-K?

Banco Santander (Brasil) S.A. announced that its Annual Report on Form 20-F for 2025 has been filed with the U.S. SEC and Brazilian CVM. The filing provides detailed financial, operational, and internal control information for the year, along with audited financial statements.

Where can BSBR investors access the 2025 Form 20-F report?

Investors can access Banco Santander (Brasil) S.A.’s 2025 Form 20-F on the company’s investor relations website at https://www.santander.com.br/ri. The report includes extensive financial and operational data, Sarbanes-Oxley certifications, and audited financial statements for the year ended December 31, 2025.

Which auditors reviewed BSBR’s 2025 financial statements and controls?

PricewaterhouseCoopers Auditores Independentes Ltda. audited Banco Santander (Brasil) S.A.’s 2025 financial statements and the effectiveness of internal controls over financial reporting. Their audit opinion covers the company’s financial position and control environment as of December 31, 2025, providing external assurance to shareholders and regulators.

Can BSBR shareholders request a hard copy of the 2025 Form 20-F?

Yes, shareholders may receive a hard copy of the 2025 Form 20-F, including complete audited financial statements, free of charge upon request. Requests should be directed to the Investor Relations Department in São Paulo by phone or email using the contact details provided.

What internal control information does BSBR’s 2025 Form 20-F contain?

The 2025 Form 20-F for Banco Santander (Brasil) S.A. includes certifications under the U.S. Sarbanes-Oxley Act. These certifications attest to the effectiveness of the bank’s internal controls and procedures, supported by an audit opinion on internal controls over financial reporting as of December 31, 2025.

Which regulators received BSBR’s 2025 Form 20-F filing?

Banco Santander (Brasil) S.A. filed its 2025 Form 20-F with both the U.S. Securities and Exchange Commission and the Brazilian Securities and Exchange Commission, the Comissão de Valores Mobiliários. This dual filing provides consistent disclosure to international and domestic investors.

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Accepted by SEC EDGAR 02/27/2026 - 04:29 PM Learn about SEC filing dates

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE
SECURITIES EXCHANGE ACT OF 1934

For the month of February 2026

Commission File Number 001-34476

Banco Santander (Brasil) S.A.
(Exact name of registrant as specified in its charter)

Avenida Presidente Juscelino Kubitschek, 2041, Suite 281, Block A
Condomínio WTORRE JK, Vila Nova Conceição
São Paulo, São Paulo 04543-011
Federative Republic of Brazil
(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

Form 20-F ☒ Form 40-F ☐

BANCO SANTANDER (BRASIL) S.A.
Publicly-Held Company with Authorized Capital
CNPJ/MF: 90.400.888/0001-42
NIRE: 35.300.332.067

NOTICE TO THE MARKET

Filing of Form 20-F

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 2025, 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 27, 2026. 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, 2025.

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:

Investor Relations Department

Av. Presidente Juscelino Kubitschek, 2235 - 26º Floor

04543-011 - São Paulo / SP – Brasil

Phone: +55 (11) 3553 3300

E-mail: ri@santander.com.br

São Paulo, February 27, 2026

Gustavo Alejo Viviani
Investor Relations Officer

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Date: February 27, 2026

Banco Santander (Brasil) S.A.
By:	/s/ Reginaldo Antonio Ribeiro
	Name:	Reginaldo Antonio Ribeiro
	Title:	Officer without specific designation

By:	/s/ Gustavo Alejo Viviani
	Name:	Gustavo Alejo Viviani
	Title:	Vice - President Executive Officer