JeanMichel Ribieras
Chairman and CEO at Sylvamo Corporation
Sits on 2 boards. Last updated September 28, 2026
Time on boards
- Boards served
- 2
- Current seats
- 2
- Board service
- 6 years
- Director since
- 2023
6 years of board service in total across 2 boards, counting each seat separately. Longest: Sylvamo Corporation, 3 years.
Chief executive roles
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
Louisiana-Pacific Corporation May 1, 202688.9%
-
Sylvamo Corporation May 15, 202595.5%
-
Sylvamo Corporation May 16, 202492.6%
-
Sylvamo Corporation May 15, 202395.1%
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| May 8, 2026 | Louisiana-Pacific Corporation | Grant or award | +1,863 | — | — |
| May 15, 2025 | Louisiana-Pacific Corporation | Grant or award | +1,499 | — | — |
| Mar 24, 2025 | Sylvamo Corporation | Open-market sale | −20,232 | $66.13 | $1,337,942 |
| Mar 17, 2025 | Sylvamo Corporation | Open-market sale | −21,250 | $65.14 | $1,384,225 |
| Mar 10, 2025 | Sylvamo Corporation | Open-market sale | −21,250 | $65.53 | $1,392,513 |
| Mar 5, 2025 | Sylvamo Corporation | Open-market sale | −22,268 | $68.69 | $1,529,589 |
| Mar 1, 2025 | Sylvamo Corporation | Grant or award | +28,425 | — | — |
| Mar 1, 2025 | Sylvamo Corporation | Grant or award | +83,123 | — | — |
| Mar 1, 2025 | Sylvamo Corporation | Shares withheld for tax | −47,161 | $71.10 | $3,353,168 |
| Feb 13, 2025 | Louisiana-Pacific Corporation | Grant or award | +311 | — | — |
| Mar 18, 2024 | Sylvamo Corporation | Open-market sale | −12,225 | $57.20 | $699,270 |
| Mar 11, 2024 | Sylvamo Corporation | Open-market sale | −12,226 | $62.94 | $769,504 |
| Mar 4, 2024 | Sylvamo Corporation | Open-market sale | −12,596 | $62.17 | $783,093 |
| Mar 1, 2024 | Sylvamo Corporation | Shares withheld for tax | −23,925 | $60.41 | $1,445,330 |
| Mar 1, 2024 | Sylvamo Corporation | Grant or award | +31,596 | — | — |
Questions about JeanMichel Ribieras
What boards is JeanMichel Ribieras on?
JeanMichel Ribieras sits on the boards of Louisiana-Pacific Corporation and Sylvamo Corporation.
What company is JeanMichel Ribieras the CEO of?
JeanMichel Ribieras is Chairman and CEO of Sylvamo Corporation.
How long has JeanMichel Ribieras served on boards?
Our records show at least 6 years of board service across 2 boards, the earliest from 2023.
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