Cosan S.A. (CSAN) insider trading.
In Q3 2026, insiders at Cosan S.A. reported 12 non-derivative transactions on 6 Forms 3, 4 and 5: 4 open-market purchases worth $696K and 0 sales.
- Transactions
- 12
- Purchases (P)
- 4
- Sales (S)
- 0
- Net shares, P minus S
- 159,000
- Insiders
- 4
- Last filed
- 2026-09-15
Insiders
| Insider | Relationship | Transactions | Buys | Sales |
|---|---|---|---|---|
| Drummond Maria Rita de Carvalho | Other | 4 | 0 | 0 |
| Cordes Burkhard Otto | Director | 4 | 4 | 0 |
| Bergman Rafael | Other | 2 | 0 | 0 |
| Martins Marcelo Eduardo | Director, Officer · Chief Executive Officer | 2 | 0 | 0 |
Transactions
| Date | Insider | Code | Shares | Price | Owned after | Filing |
|---|---|---|---|---|---|---|
| 2026-09-11 | Drummond Maria Rita de Carvalho | J (A) | 150,496 | $3.9 | 2,516,572 | Form 4 |
| 2026-09-11 | Drummond Maria Rita de Carvalho | J (D) | 150,496 | $3.9 | 0 | Form 4 |
| 2026-09-11 | Bergman Rafael | J (A) | 55,242 | $3.9 | 272,714 | Form 4 |
| 2026-09-11 | Bergman Rafael | J (D) | 55,242 | $3.9 | 0 | Form 4 |
| 2026-08-10 | Martins Marcelo Eduardo | J (A) | 276,475 | $3.99 | 5,090,732 | Form 4 |
| 2026-08-10 | Martins Marcelo Eduardo | J (D) | 276,475 | $3.99 | 2,074,530 | Form 4 |
| 2026-08-10 | Drummond Maria Rita de Carvalho | J (A) | 103,765 | $3.99 | 2,407,459 | Form 4 |
| 2026-08-10 | Drummond Maria Rita de Carvalho | J (D) | 103,765 | $3.99 | 304,490 | Form 4 |
| 2026-05-26 | Cordes Burkhard Otto | P (A) | 10,000 | $4.25 | 1,509,000 | Form 4 |
| 2026-05-26 | Cordes Burkhard Otto | P (A) | 10,000 | $4.27 | 1,449,000 | Form 4 |
| 2026-05-26 | Cordes Burkhard Otto | P (A) | 50,000 | $4.26 | 1,499,000 | Form 4 |
| 2026-05-18 | Cordes Burkhard Otto | P (A) | 89,000 | $4.47 | 1,439,000 | Form 4 |
Transaction codes in this quarter
Get CSAN insider transactions through the API
curl "https://sec-api.dev/api/v1/insider-transactions?period=2026q3&cik=1430162&limit=100" \
-H "Authorization: Bearer $SEC_API_KEY"Insider trading API guide · Cosan S.A. on SEC.gov
Questions
Are insiders buying or selling Cosan S.A. (CSAN)?
In Q3 2026, insiders at Cosan S.A. reported 12 non-derivative transactions on 6 Forms 3, 4 and 5: 4 open-market purchases worth $696K and 0 sales. Grants, tax withholding and option exercises are counted as transactions but are not purchases or sales.
Where do these Cosan S.A. insider trades come from?
From the SEC Insider Transactions Data Sets for Q3 2026, which republish the Forms 3, 4 and 5 filed on EDGAR. Each row links to its filing on SEC.gov.
Plain-text version for agents and LLMs: /insider-trading/1430162.md
Independent. Not affiliated with, endorsed by, or sponsored by the U.S. Securities and Exchange Commission. Data is reproduced from public SEC filings and datasets. Not investment advice.