Business
Cosan S A : 01/07/2026 - Notice to Debentures Holders - Payment of interest
Cosan S A : 01/07/2026 - Notice to Debentures Holders - Payment of
About this update from Cosan S.a.
COSAN S.A. Corporate Taxpayer ID (CNPJ/MF): 50.746.577/0001-15 Company Registry (NIRE): 35.300.177.045 Publicly Held Company NOTICE TO HOLDERS OF THE 11 TH ISSUE OF SIMPLE, UNSECURED, NON-CONVERTIBLE DEBENTURES OF COSAN S.A. COSAN S.A. (B3: CSAN3; NYSE: CSAN) ("Cosan" or "Company"), hereby announces to the holders of the 1 st , 2 nd and 3 rd series of the 11 th Issue of Simple, Unsecured, Non-Convertible, of the Unsecured Debentures of Cosan S.A., issued on November 8, 2024 (Code: CSANC1, CSANB1 and CSANA1), that the payment of interest on the Debentures will take place on January 8, 2026, through Itaú Corretora de Valores S.A. ("Itaucor"), the transfer agent, as shown below. 1 st Serie 2 nd Serie 3 rd Serie Unit price R$ 76.43272400 R$ 77.63831800 R$ 80.81055400 Number of Debentures 1,500,000 500,000 500,000 The gross total amount to be paid is R$ 193,873,522.00 (One hundred and ninety-three million, eight hundred and seventy-three thousand, five hundred and twenty-two reais). The Company's Management, through the Investor Relations department, is available to debenture holders, shareholders, and the market for further information. São Paulo, January 7, 2026. Rafael Bergman Chief Financial and Investor Relations Officer