Itaú Unibanco Holding S.A. - Report of Foreign Issuer (Form 6-K)

This report contains the consolidated summarized remote voting map for the Extraordinary General Stockholders' Meeting of Itaú Unibanco Holding S.A. held on April 28, 2026. The company is disclosing the voting instructions received from the underwriter, central depositary, and directly from stockholders regarding the matters presented for resolution at the online meeting. The report is filed in accordance with CVM Resolution No. 81/22.