Cosan (ADR)
Holds Brazilian bioenergy, fuel distribution, rail, gas, and lubricants businesses.
$2.82
After-hours close+0.00 (+0.18%)
At close$2.82(+0.90%)
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Breakdown13F · Form 4
Institutions 1.91%Insiders —
Shares outstanding 979.74M · Float 490.37M · 50.1% free float
Insiders — filings are in the shares behind the receipt.
This listing is a depositary receipt and the Form 4 positions here are filed in the shares behind it, a different unit from the share count and in a ratio the filings never state, so no insider percentage is shown.
Institutions13F, as of Mar 31, 2026
74 holders · 18.75M shares · 17 new positions · 42 increased · 21 reduced · 21 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| Renaissance Technologies LLC | 3.81M | 0.39% | −252.3K | May 14, 2026 |
| Monaco Asset Management Sam | 3.33M | 0.34% | +330.0K | May 11, 2026 |
| Marshall Wace, LLP | 2.37M | 0.24% | +1.50M | May 15, 2026 |
| Aquamarine Financial (Cayman) Ltd | 2.10M | 0.21% | 0 | May 15, 2026 |
| Morgan Stanley | 1.35M | 0.14% | +241.8K | May 15, 2026 |
| UBS Group AG | 863.4K | 0.09% | −2.63M | May 5, 2026 |
| Jane Street Group, LLC | 596.6K | 0.06% | +167.3K | May 12, 2026 |
| Two Sigma Investments, LP | 502.1K | 0.05% | +502.1Knew | May 15, 2026 |
Beneficial owners13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| Rubens Ometto Silveira Melloincl. Aguassanta Negocios S.A., Rio das Pedras Acoes +2 more | 20.70% | 822.31M | 13D | Nov 12, 2025 ↗ |
| BlackRock, Inc. | 6.10% | 114.32M | 13G | Feb 14, 2025 ↗ |
InsidersForm 4
| Insider | Role | Shares | Filed |
|---|---|---|---|
| Marcelo Eduardo Martins | director, officer: Chief Executive Officer | 1.61M | Mar 31, 2026 |
| Burkhard Otto Cordes | director | 857.6K | Apr 2, 2026 |
| Maria Rita de Carvalho Drummond | officer: Chief Legal Officer | 672.9K | Mar 18, 2026 |
5 positions are filed in the unlisted share unit (13.47M shares), which no share count here divides
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| May 18, 2026 | Burkhard Otto Cordesdirector | Purchase | 89,000 | $4.47 | 1,439,000 |
| May 26, 2026 | Burkhard Otto Cordesdirector | Purchase · 3 lots | 70,000 | $4.26 | 1,509,000 |
| May 22, 2026 | Rubens Ometto Silveira Mellodirector | Sale | 77,640 | $3.44 | 0 |
| Apr 17, 2026 | Maria Rita de Carvalho Drummondofficer: Chief Legal Officer | Sale | 37,400 | $5.48 | 2,128,536 |
| Apr 16, 2026 | Maria Rita de Carvalho Drummondofficer: Chief Legal Officer | Sale | 36,200 | $5.48 | 2,165,936 |
| Apr 15, 2026 | Maria Rita de Carvalho Drummondofficer: Chief Legal Officer | Sale | 35,800 | $5.57 | 2,202,136 |
CongressHouse and Senate disclosures
Not reported.