Cosan S.A. (CSAN) has 7 SEC Form 4 insider filings on record in the last 90 days. That includes 1 insider purchase totalling $696K. Most recent filing: Sept. 15, 2026.
| Date | Insider | Value | Shares | Stake | Pre-planned | Links |
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| Sept. 15, 2026 filed Sept. 11, 2026 | Bergman Rafael Insider | $430,888 | 110,484 | — | No | |
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| Sept. 15, 2026 filed Sept. 11, 2026 | Drummond Maria Rita de Carvalho Insider | $1,173,869 | 300,992 | — | No | |
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| Sept. 15, 2026 filed May 18, 2026 | Cordes Burkhard Otto Director | +$696,030 | 159,000 | +12% | No | |
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| Sept. 15, 2026 filed Sept. 11, 2026 | Bergman Rafael Insider | $430,888 | 110,484 | — | No | |
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| Sept. 15, 2026 filed Sept. 11, 2026 | Drummond Maria Rita de Carvalho Insider | $1,173,869 | 300,992 | — | No | |
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Showing the 5 most recent of 7 filings in the last 90 days.
Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.
Real-time Telegram alerts the moment a Form 4 is filed. Filings shown here are delayed by 72 hours.
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