an S.A.(CSAN) - 2025 Q1 - Quarterly Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40‑F: FORM 6-K Report of Foreign Issuer Pursuant To Rule 13a-16 Or 15d-16 of the Securities Exchange Act of 1934 For the month of May 2025 Commission File Number: 333-251238 COSAN S.A. (Exact name of registrant as specified in its charter) N/A (Translation of registrant's name into English) Av. Brigadeiro Faria Lima, 4100, – ...