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Sirius Investors
Cosan S.A.

Cosan S.A.

CSAN
NYSEEnergy

Insider Trading for CSAN

View recent insider trading activity including purchases, sales, and awards. Insider trading can provide insights into how executives view their company's prospects.

Insider Trading Summary

Shares Acquired
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Shares Disposed
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Net Position
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Recent Activity (30 Days)

No insider transactions in the past 30 days.

Quarterly Activity (3 Months)

Acquisitions: 440.0K shares
Dispositions: 358.6K shares
Net: 81.4K shares

Insiders have been net buyers over the quarter, suggesting potential confidence in medium-term business fundamentals.

Key Insider Activity: Mar 18, 2026 to May 26, 2026

Cordes Burkhard Otto
DirectorDirector
+159.0K shares
7 transactions
Drummond Maria Rita de Carvalho
ExecutiveCorporate Officer
-109.4K shares
8 transactions
Mello Rubens Ometto Silveira
DirectorDirector
-77.6K shares
4 transactions
Esteves Andre Santos
DirectorDirector:
0 shares
1 transactions
Martins Marcelo Eduardo
ExecutiveCorporate Officer
0 shares
3 transactions

Transaction Details

DateInsiderRoleTransactionSharesPriceValueOwned AfterSEC Filing
May 26, 2026Cordes Burkhard OttoDDirectorPurchase10.0K$4.25$42,500.001.5MView
May 26, 2026Cordes Burkhard OttoDDirectorPurchase50.0K$4.26$213,000.001.5MView
May 26, 2026Cordes Burkhard OttoDDirectorPurchase10.0K$4.27$42,700.001.4MView
May 22, 2026
Locked
May 19, 2026
Locked
May 19, 2026
Locked
May 18, 2026
Locked
Apr 17, 2026
Locked
Apr 16, 2026
Locked
Apr 15, 2026
Locked
Mar 18, 2026
Locked
Mar 18, 2026
Locked
Mar 18, 2026
Locked
Mar 18, 2026
Locked
Mar 18, 2026
Locked
Mar 18, 2026
Locked
Mar 18, 2026
Locked
Mar 18, 2026
Locked
Mar 18, 2026
Locked
Mar 18, 2026
Locked
Mar 18, 2026
Locked
Mar 18, 2026
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Mar 18, 2026
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Mar 18, 2026
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Mar 18, 2026
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Mar 18, 2026
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Mar 18, 2026
Locked
Mar 18, 2026
Locked
Mar 18, 2026
Locked
Click "View" in the SEC Filing column to access the detailed SEC form submission for each transaction.

Executive Activity:

Executives have been net sellers of CSAN stock, though this may be part of planned diversification.