Vale S.A. Participating Debentures Report 1H26

Vale S.A. will pay R$512,161,695.81 in participating debentures for 1H26, equivalent to R$1.712064114 per debenture. This payment is based on 1.80% of net revenues from iron ore sales and 1.25% of net revenues from copper concentrate sales from the Sossego mine. The financial settlement is scheduled for October 1st, 2026. The report details the premium calculations for both iron ore and copper concentrate, including net sales revenues, applicable percentages, and resulting premium amounts. It also provides historical data on premium payments per debenture and total amounts from 1H20 to 1H26. The document outlines the basis of preparation, functional currency (Brazilian Real), and accounting policies for participating debentures, emphasizing fair value measurement and the calculation of premium based on net revenue after specified deductions. Information on sales, leasing, and changes in mining rights is also included, with a summary of active mining rights as of June 30th, 2026.