Cosan S.A. (CSAN) Form 6-K — Aug 20, 2026

Cosan S.A. filed a Form 6-K material fact notice stating that, in line with its deleveraging strategy, it has continued to advance the process of evaluating alternatives for the sale of a portion of its equity interest in Rumo S.A., its rail logistics subsidiary. The company disclosed that the process has progressed to the stage where potential interested parties are submitting binding proposals, but no decision has been made to date regarding the execution of any transaction involving its Rumo stake.

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