Banco Santander (Brasil) S.A. Announces Extraordinary General Meeting to Amend Bylaws and Elect New Board Member

Banco Santander (Brasil) S.A. has called for an Extraordinary General Meeting (EGM) to be held on October 16, 2025. The primary agenda includes amending the company's bylaws to adapt to CMN Resolution No. 4,910/21, increase the maximum number of Board of Directors members from 12 to 15, and update the name of the securities market management entity. Additionally, the meeting will address the consolidation of the bylaws, fixing the number of Board members, electing one new Board member, and confirming the composition of the Board. The company has provided detailed instructions for shareholder participation, including in-person, proxy, and remote voting options. The meeting aims to ensure compliance with regulatory requirements and enhance corporate governance.