CSAN3 insider buying
Every open-market purchase of Cosan S.A. (CSAN3) stock by its officers, directors and major shareholders, from SEC Form 4 filings.
Bought, last 12 months$23.82M
Insiders buying (12m)1
Purchases on record1
Last purchase filedMay 21, 2026
In the last 12 months, 1 insider of Cosan S.A. bought $23.82M of CSAN3 stock on the open market in 1 reported purchase. The most recent was filed on May 21, 2026: Martins Marcelo Eduardo (Chief Executive Officer, Director) bought 4,040,614 shares at $5.90, worth $23.82M.
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| Filed | Insider | Value | Shares | Price | Stake | Trade | |
|---|---|---|---|---|---|---|---|
| May 21 | Martins Marcelo EduardoChief Executive Officer, Director | $23.82M | 4,040,614 | $5.90 | +476% | Apr 10 | SEC |