![Ruben Feffer](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Net worth: 388 M $ as of 31/05/2026
Ruben Feffer worked as a Director at Suzano Holding SA.
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
Suzano SA
 Suzano SA Pulp & PaperProcess Industries Manufactures pulp, paper and paperboard 3.71% | 23/03/2026 | 4,68,56,788 ( 3.71% ) | 388 M $ | 31/05/2026 |
| Companies | Position | End |
|---|---|---|
| SUZANO HOLDING S.A. | Director/Board Member | - |
Active
Inactive
Listed companies
Private companies
| Private companies | 1 |
|---|---|
Suzano Holding SA
 Suzano Holding SA Pulp & PaperProcess Industries Engages in production of eucalyptus cellulose fiber and paper | Process Industries |
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