On January 21, 2026, Companhia de Saneamento Básico do Estado de São Paulo – SABESP completed the acquisition of 11,009,550 shares of Empresa Metropolitana de Águas e Energia S.A., totaling R$ 682,643,113.65, representing about 74.9% of EMAE's voting capital. This transaction marks a significant control transition and SABESP plans to offer to purchase remaining shares within 30 days.