On October 6, 2025, Vale S.A. announced an offer for the optional acquisition of up to 388,559,056 participating debentures at a fixed price of R$42.00 each, aiming to optimize its capital structure. Interested debenture holders have until 7:20 p.m. on October 31, 2025, to express their sale intentions, with settlement occurring on November 5, 2025.