MARTINS MARCELO EDUARDO (Chief Executive Officer) purchased 475.5% of their position (4.04M shares) of COSAN S.A. on the open market
Open‑market purchase worth $23.82M — a major conviction buy. The strongest form of insider conviction signal.
P · 2 purchases
Filed: 5/22/2026ACC: 0001292814-26-003161
DirectorOfficer· Chief Executive Officer
Since Mar 2026
+46.58K
Net shares
Net buyer
$23.49M
Total sold
2
Open market trades
2B · 0S
4
Total transactions
4.04M acquired · 3.99M disposed
Non-Derivative Transactions4
COMMON STOCK (BVMF: CSAN3)
Direct
Shares
+1.60M
Price / share
$7.05
Trade value
$11.27M
% of position
105.1%
4/10/2026
1.52M→3.12M
LONG TERM INCENTIVE (BVMF: CSAN3)
Direct
Shares
−1.55M
Price / share
$7.05
Trade value
$10.94M
% of position
24.5%
4/10/2026
6.35M→4.79M
COMMON STOCK (BVMF: CSAN3)
Direct
Shares
+2.44M
Price / share
$5.14
Trade value
$12.55M
% of position
99.7%
5/19/2026
2.45M→4.89M
LONG TERM INCENTIVE (BVMF: CSAN3)
Direct
Shares
−2.44M
Price / share
$5.14
Trade value
$12.55M
% of position
50.9%
5/19/2026
4.79M→2.35M
Total
Net shares
+46.58K
Net value
$328.27K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| COMMON STOCK (BVMF: CSAN3) Direct | 4/10/2026 | P · Purchase | +1.60M | $7.05 | $11.27M | 105.1% | 1.52M | 3.12M |
| LONG TERM INCENTIVE (BVMF: CSAN3) Direct | 4/10/2026 | J · J | −1.55M | $7.05 | $10.94M | 24.5% | 6.35M | 4.79M |
| COMMON STOCK (BVMF: CSAN3) Direct | 5/19/2026 | P · Purchase | +2.44M | $5.14 | $12.55M | 99.7% | 2.45M | 4.89M |
| LONG TERM INCENTIVE (BVMF: CSAN3) Direct | 5/19/2026 | J · J | −2.44M | $5.14 | $12.55M | 50.9% | 4.79M | 2.35M |
| Total | +46.58K | $328.27K | ||||||
Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)1
ADS CSAN
DirectShares owned1.61M
Total
1.61M direct1.61M
| Security Title | Shares Owned | Ownership Type |
|---|---|---|
| ADS CSAN | 1.61M | Direct |
| Total | 1.61M | 1.61M direct |
Derivative Holdings (Post-Transaction)0
No derivative holdings reported