Mathew Dennis
SEC insider (Form 3/4/5 filer). CIK 0001946788. Chairman and CEO at Optimum Communications, Inc. (OPTU). 6 reported Form 4/5 transactions since Sep 2024; latest on May 29, 2026. Located in LONG ISLAND CITY, NY.
Companies Mathew Dennis has filed insider reports for
- Optimum Communications, Inc. (OPTU): Director, Officer, Chairman and CEO
Mathew Dennis
CIK: 0001946788
Transaction Breakdown
Open Market Buys (P)0 (0.0%)
High conviction signal
Open Market Sales (S)0 (0.0%)
Position reduction
Option Exercises (M)0 (0.0%)
Derivative conversions
Awards (A)1 (16.7%)
Compensation grants
Other (G, F, J, C, D, …)5 (83.3%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
OPTU
Optimum Communications, Inc.
DirectorOfficer
Discretionary Trading P&L
Holdings
Transaction History (6 total)
- May 29, 2026OPTU
Optimum Communications, Inc.
DispositionDirect550.8K shares- - Feb 27, 2026OPTU
Optimum Communications, Inc.
Tax PaymentDirect484K shares at avg. $1.42$687K - Oct 24, 2025ATUS
Altice USA, Inc.
Tax PaymentDirect220K shares at avg. $2.17$477K - Mar 18, 2025ATUS
Altice USA, Inc.
AwardDirect1.9M shares- - Mar 1, 2025ATUS
Altice USA, Inc.
Tax PaymentDirect114.2K shares at avg. $2.87$328K - Oct 25, 2024ATUS
Altice USA, Inc.
Tax PaymentDirect440.1K shares at avg. $2.44$1.1M
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| May 29, 2026 | OPTU Optimum Communications, Inc. | Disposition | 550,800 | - | $0 | Direct |
| Feb 27, 2026 | OPTU Optimum Communications, Inc. | Tax Payment | 484,042 | $1.42 | $687,340 | Direct |
| Oct 24, 2025 |  ATUS Altice USA, Inc. | Tax Payment | 220,043 | $2.17 | $477,493 | Direct |
| Mar 18, 2025 | ATUS Altice USA, Inc. | Award | 1,893,939 | - | - | Direct |
| Mar 1, 2025 | ATUS Altice USA, Inc. | Tax Payment | 114,227 | $2.87 | $327,831 | Direct |
| Oct 25, 2024 | ATUS Altice USA, Inc. | Tax Payment | 440,087 | $2.44 | $1,073,812 | Direct |
1-6 of 6 transactions