SEC Form 6-K filed by Banco Santander Brasil SA

[Free English Translation]

BANCO SANTANDER (BRASIL) S.A.

Public Company with Authorized Capital

Corporate Taxpayer´s Registry No. 90.400.888/0001-42

Company Registry No. 35.300.332.067

Minutes of the Board of Directors Meeting held on May 07, 2026

DATE, TIME AND PLACE: On May 07, 2026, at 2:30 p.m., by conference call, the Board of Directors of Banco Santander (Brasil) S.A. (“Company” or “Santander”) have met, with the attendance of all of its members.

CALL NOTICE AND ATTENDANCE: The call was waived in view of the attendance of all members of the Board of Directors.

MEETING BOARD: Deborah Stern Vieitas, Chairman. Bruno Garcia Rosa Carneiro, Secretary.

AGENDA: To resolve on: (i) the election of the members of the Company's Audit Committee for a new term of office; and (ii) the election of the members of the Company's Innovation and Technology Committee for a new term of office.

RESOLUTIONS: After due clarification, the present members of the Board of Directors, unanimously, APPROVED the election of the following members to the Advisory Committees to the Board of Directors, pursuant to Article 17, XXI and XXIX, of the Company's Bylaws:

(i) as members of the Audit Committee, for a one (1) year term, which shall extend until the investiture of the elected persons at the first meeting of the Board of Directors being held after the 2027 Ordinary Shareholders Meeting: Mr. Pedro Augusto de Melo, Brazilian, married, accountant, bearer of the identity card RG No. 8,343,735-6, registered with the CPF/MF under No. 011.512.108-03, as Coordinator, pursuant to § 3 of article 30 of the Company's Bylaws; Mr. Luiz Carlos Nannini, Brazilian, married, accountant, bearer of the identity card RG No. 9.221.586-5 SSP/SP, registered with the CPF/MF under No. 038.563.538-95, as technical qualified member, pursuant to Article 9, § 6 of CMN Resolution No. 4,910/2021; Mrs. Andrea Maria Ramos Leonel, Brazilian, divorced, bachelor in economics, bearer of the identity card RG No. 084716873 SSP / SP, registered with the CPF/MF under No. 104.434.358-39; and Mr. René Luiz Grande, Brazilian, married, economist, bearer of the identity card RG No 6.309.316-9-SSP/SP, registered with the CPF/MF under No 583.893.348-87, as members, all with offices at Avenida Presidente Juscelino Kubitschek, no. 2041, CJ 281, Bloco A, Cond. Wtorre JK, Vila Nova Conceição, São Paulo/SP, CEP 04543-011.

(ii) as members of the Innovation and Technology Committee, for a term valid until the first Meeting of the Board of Directors to be held after the 2027 Ordinary Shareholders Meeting, namely: Nitin Prabhu, American, married, administrator, holder of the American passport A37166580, in the capacity of Coordinator; Messrs. Deborah Stern Vieitas, Brazilian, single, public administrator and journalist, holder of identity card RG no. 3.839.280-X SSP/SP, registered with the CPF/MF under no. Ede Ilson Viani, Brazilian, married, accountant, holder of identity card RG no. 17.488.375 SSP/SP, registered with the CPF/MF under no. Eduardo Alvarez Garrido, Spanish, married, administrator, holder of identity card RNM no. V346153M – CGPI/DIREX/PF and registered with the CPF/MF under no. 228.866.408-83; Gilberto Duarte de Abreu Filho, Brazilian, married, engineer, holder of identity card RG no. 22.884.756-4 SSP/SP and registered with the CPF/MF under no. 252.311.448-86; Guilherme Horn, Brazilian, married, administrator, holder of identity card RG no. 2031812-0 SSP/SP and registered with the CPF/MF under no. 924.866.147-53; Marco Jose Miguel Bressan, Italian, married, computer scientist, holder of the Italian passport YB4359162; and Mario Roberto Opice Leão, Brazilian, married, engineer, holder of Identity Card RG No. 24752106 SSP/SP, registered with the CPF/MF under No. 248.745.618-37, serving as Members; all with business addresses at Avenida Presidente Juscelino Kubitschek, No. 2041, Unit 281, Block A, Cond. Wtorre JK, Vila Nova Conceição, São Paulo/SP, Zip Code 04543-011.

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[Free English Translation]

It was registered in the minutes that:

(a) The members herein appointed said they are not involved in crime provided for in the law that would prevent them from exercising commercial activities, particularly those mentioned in § 1°, of Article 147 of the Corporation; and

(b) The members of the Audit Committee just appointed represent that they fulfill all the conditions set forth in CMN Resolution nº 4,970/2021, as well as of CMN Resolution nº 4,910/2021, and shall only take office of their respective post after authorization of their election by the Central Bank of Brazil; during this period the current members of the Committee remain in the exercise of its functions;

ADJOURNMENT: There being no further matters to be resolved, the Meeting was finalized, and these minutes have been prepared and send to be electronically signed by the attendees. Board: Deborah Stern Vieitas, Chairwoman. Bruno Garcia Rosa Carneiro, Secretary. Signatures: Mrs. Deborah Stern Vieitas – Chairwoman; Mr. Javier Maldonado Trinchant – Vice Chairman; and Messrs. Antonio Carlos Quintella; Cristiana Almeida Pipponzi, Cristina San Jose Brosa, Deborah Patricia Wright, Ede Ilson Viani, Mario Roberto Opice Leão, Nitin Prabhu, Pedro Augusto de Melo and Vanessa de Souza Lobato Barbosa– Directors. São Paulo, May 07, 2026.

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I certify that this is a true transcript of the minutes recorded in the Minutes of the Board of Directors Meetings Book of the Company.

Bruno Garcia Rosa Carneiro

Secretary

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