CSANCosan S.A.
- Market cap
- not reported
- Latest close
- not reported
- Sector
- Energy
- as of 2026-10-24
- Industry
- Oil & Gas Refining & Marketing
- as of 2026-10-24
Values marked — are missing or out of date.
Cluster
No cluster in the last 90 days under the default rule (14d · ≥2 insiders · all roles).
Form 4 historysince 2026-05-21
| Insider | Traded | Filed | Type | Shares | Price | Value | Owned after | 10b5-1 plan | Filing |
|---|---|---|---|---|---|---|---|---|---|
| Drummond Maria Rita de Carvalho | Sep 11 | Sep 15 | J | 150,496 | $3.90 | $586,934 | 2,516,572 | No | Form 4 |
| Drummond Maria Rita de Carvalho | Sep 11 | Sep 15 | J | 150,496 | $3.90 | $586,934 | not reported | No | Form 4 |
| Bergman Rafael | Sep 11 | Sep 15 | J | 55,242 | $3.90 | $215,444 | 272,714 | No | Form 4 |
| Bergman Rafael | Sep 11 | Sep 15 | J | 55,242 | $3.90 | $215,444 | not reported | No | Form 4 |
| Cordes Burkhard Otto | May 26 | Sep 15 | P | 10,000 | $4.27 | Purchase +$42,700 | 1,449,000 | No | Form 4 |
| Cordes Burkhard Otto | May 26 | Sep 15 | P | 50,000 | $4.26 | Purchase +$213,000 | 1,499,000 | No | Form 4 |
| Cordes Burkhard Otto | May 26 | Sep 15 | P | 10,000 | $4.25 | Purchase +$42,500 | 1,509,000 | No | Form 4 |
| Cordes Burkhard Otto | May 18 | Sep 15 | P | 89,000 | $4.47 | Purchase +$397,830 | 1,439,000 | No | Form 4 |
| Martins Marcelo EduardoChief Executive Officer | Aug 10 | Aug 12 | J | 276,475 | $3.99 | $1,103,135 | 5,090,732 | No | Form 4 |
| Martins Marcelo EduardoChief Executive Officer | Aug 10 | Aug 12 | J | 276,475 | $3.99 | $1,103,135 | 2,074,530 | No | Form 4 |
| Drummond Maria Rita de CarvalhoChief Legal Officer | Aug 10 | Aug 12 | J | 103,765 | $3.99 | $414,022 | 2,407,459 | No | Form 4 |
| Drummond Maria Rita de CarvalhoChief Legal Officer | Aug 10 | Aug 12 | J | 103,765 | $3.99 | $414,022 | 304,490 | No | Form 4 |
| Mello Rubens Ometto Silveira | May 22 | May 26 | S | 77,640 | $3.44 | Sale −$267,082 | not reported | No | Form 4 |
| Drummond Maria Rita de CarvalhoChief Legal Officer | May 19 | May 21 | J | 280,954 | $5.14 | $1,444,104 | 2,332,228 | No | Form 4 |
| Drummond Maria Rita de CarvalhoChief Legal Officer | May 19 | May 21 | J | 280,954 | $5.14 | $1,444,104 | 409,122 | No | Form 4 |
| Martins Marcelo EduardoChief Executive Officer | May 19 | May 21 | P | 2,441,528 | $5.14 | Purchase +$12,549,454 | 4,890,286 | No | Form 4 |
| Martins Marcelo EduardoChief Executive Officer | May 19 | May 21 | J | 2,441,528 | $5.14 | $12,549,454 | 2,353,314 | No | Form 4 |
| Drummond Maria Rita de CarvalhoChief Legal Officer | Apr 17 | May 21 | S | 37,400 | $5.48 | Sale −$204,952 | 2,128,536 | No | Form 4 |
| Drummond Maria Rita de CarvalhoChief Legal Officer | Apr 16 | May 21 | S | 36,200 | $5.48 | Sale −$198,376 | 2,165,936 | No | Form 4 |
| Drummond Maria Rita de CarvalhoChief Legal Officer | Apr 15 | May 21 | S | 35,800 | $5.57 | Sale −$199,406 | 2,202,136 | No | Form 4 |
| Martins Marcelo EduardoChief Executive Officer | Apr 10 | May 21 | P | 1,599,086 | $7.05 | Purchase +$11,273,556 | 3,120,178 | No | Form 4 |
| Martins Marcelo EduardoChief Executive Officer | Apr 10 | May 21 | J | 1,552,511 | $7.05 | $10,945,203 | 4,794,842 | No | Form 4 |