Investor Presentaiton

Diversified and well-balanced shareholder base Corporate governance and internal control 'As a responsible bank, we have a clear and robust governance which is key for guaranteeing a sustainable business model over the long term' Composition of the board of directors, Sep-221 Board committees 21.4% Executive Audit Effective engagement with our shareholders 64.3% 14.3% and investors Effective board of directors Focus on responsible business practices and attention to all stakeholders' interests Non-executive directors (independent) Executive directors Non-executive directors (neither proprietary nor independent) 42% Women 33% on the board 11% 2011 2015 Sep-22 Nomination Remuneration Risk supervision, regulation and compliance Innovation and technology Responsible banking, sustainability and culture External advisory board International advisory board Santander More information on the Group's Overview of our Corporate Governance presentation. See link to this document on page 56. (1) The board of directors of Banco Santander is set up of 15 directors, as agreed by the general meeting of shareholders held on 1 April 2022. However, since 1 July it is temporarily composed of 14 members due to the vacancy left by R. Martín Chávez. As a result of this, the percentages above have been adapted accordingly. 41

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