SABESP(SBS) - 2023 Q4 - Annual Report

SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 6-K (Translation of Registrant's name into English) Rua Costa Carvalho, 300 São Paulo, S.P., 05429-900 Federative Republic of Brazil (Address of Registrant's principal executive offices) Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F. Form 20-F X Form 40-F ______ Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule ...