Itaú Unibanco Announces Interest on Capital Payments for August 2025

Itaú Unibanco Holding S.A. has disclosed that its Board of Directors approved the distribution of interest on capital to shareholders, which will be paid on August 29, 2025. Shareholders will receive R$0.3634 per share before tax withholding, resulting in a net amount of R$0.30889 per share after a 15% income tax deduction. The calculation is based on the final shareholding position recorded on August 18, 2025, with shares trading 'ex-rights' starting August 19, 2025. Additionally, the bank announced the payment of previously declared interest on capital from May 29, 2025, amounting to R$0.3341 gross (net R$0.283985 per share), calculated using the stockholding position as of June 9, 2025. As a result, shareholders holding or holding shares during these periods will receive a total net interest of R$0.592875 per share on August 29, 2025. This payment applies equally to both common (ITUB3) and preferred (ITUB4) shares. For more details, investors can visit www.itau.com.br/investor-relations, navigate to the 'Investor Services' section, or contact the company's investor relations team.