Queluz Holdings Ltd. - 21 Sep 2025 SCHEDULE 13D/A Report for Cosan S.A. Common shares, without par value ("Shares") and American Depositary Shares ("ADSs"), each representing four Shares (CSAN)

Filing Manager
Queluz Holdings Ltd.
Reporting Manager
Rubens Ometto Silveira Mello
Security
Cosan S.A. Common shares, without par value ("Shares") and American Depositary Shares ("ADSs"), each representing four Shares
Symbol
CSAN
Shares outstanding
1,867,535,917 shares
Disclosed Ownership
672,312,930 shares
Ownership
36%
Form type
SCHEDULE 13D/A
Filing time
23 Sep 2025, 20:33:32 UTC
Date of event
21 Sep 2025
Next filing
12 Nov 2025
SEC
View on sec.gov

Reporting Managers (5)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Queluz Holdings Ltd. 5.9% 109,532,616 0 109,532,616 /s/ Rubens Ometto Silveira Mello Rubens Ometto Silveira Mello, Director and President 0001449045
Aguassanta Investimentos S.A. 30% 562,682,406 0 562,682,406 /s/ Rubens Ometto Silveira Mello Rubens Ometto Silveira Mello, Director and President
Aguassanta Negocios S.A. 0% 20,268 0 20,268 /s/ Rubens Ometto Silveira Mello Rubens Ometto Silveira Mello, Director and President
Rio das Pedras Acoes 0% 77,640 0 77,640 /s/ Rubens Ometto Silveira Mello Rubens Ometto Silveira Mello, Executive Officer
Rubens Ometto Silveira Mello 36% 672,312,930 0 672,312,930 /s/ Rubens Ometto Silveira Mello Rubens Ometto Silveira Mello