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Cosan S.A. (CSAN) Form 6-K — Aug 18, 2026

$CSANForm 6-KFiled Aug 18, 2026, 5:22 PM ET0001554855-26-001883Original filing

Cosan S.A. has formally notified the New York Stock Exchange of its intention to voluntarily delist its American Depositary Shares, each representing four common shares, under a board resolution adopted on August 14, 2026. The company plans to file Form 25 with the SEC on September 8, 2026, making September 18, 2026 the estimated last day of NYSE trading for the ADSs. Cosan framed the move as part of its objective to simplify and optimize its capital structure, resulting in cost reductions and a greater focus on its most strategically relevant business areas.

Key figures

Form25 Filing Date
2026-09-08
Board Resolution Date
2026-08-14
Ads To Common Share Ratio
1 ADS represents 4 common shares
Prior Material Fact Date
2026-08-14
Last Nyse Trading Day Estimated
2026-09-18

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