an S.A.(CSAN) - 2022 Q4 - Annual Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 April 2023 Commission File Number: 333-251238 COSAN S.A. (Exact name of registrant as specified in its charter) Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b) (1): Yes ☐ No ☒ Indicate by check mark if the registrant is submitting the Form 6-K ...