Itaú Unibanco Holding S.A. - MATERIAL FACT - Payment of interest on capital

SÃO PAULO, March 4, 2024 /PRNewswire/ -- ITAÚ UNIBANCO HOLDING S.A. informs its stockholders that its Board of Directors has approved, at the meeting held on this date, the payment of interest on capital to stockholders, in the amount of R$ 0.2418 per share, with income tax withholding at a rate of 15%, resulting in net interest of R$ 0.20553 per share, except for the corporate stockholders able to prove that they are immune or exempt from such withholding, which will be made until August 31, 2024, as usually done by the Company, based on the final stockholding position recorded on March 21, 2024, with their shares traded ex-rights starting March 22, 2024.