Dennis Mathew
Chairman and CEO at Optimum Communications Inc.
Sits on 1 board. Last updated September 27, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 3 years
- Director since
- 2024
3 years of board service in total across 1 board, counting each seat separately. Longest: Optimum Communications Inc., 2 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.
-
Optimum Communications Inc. June 11, 202599.2%
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Optimum Communications Inc. June 12, 202498.6%
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 29, 2026 | Optimum Communications Inc. | Sold back to the company | −550,800 | — | — |
| Feb 27, 2026 | Optimum Communications Inc. | Shares withheld for tax | −484,042 | $1.42 | $687,340 |
| Oct 24, 2025 | Optimum Communications Inc. | Shares withheld for tax | −220,043 | $2.17 | $477,493 |
| Mar 18, 2025 | Optimum Communications Inc. | Grant or award | +1,893,939 | — | — |
| Mar 1, 2025 | Optimum Communications Inc. | Shares withheld for tax | −114,227 | $2.87 | $327,831 |
| Oct 25, 2024 | Optimum Communications Inc. | Shares withheld for tax | −440,087 | $2.44 | $1,073,812 |
| Mar 18, 2024 | Optimum Communications Inc. | Grant or award | +950,570 | — | — |
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