Mathew Dennis (CIK 1946788) reported 3 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-06-02). Recent activity: Sell OPTU (550,800 shares), Sell OPTU (484,042 shares), Sell ATUS (220,043 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-02 | Optimum Communications, Inc. (OPTU) | Chairman and CEO | Sell | 550,800 | $0 |
| 2026-03-03 | Optimum Communications, Inc. (OPTU) | Chairman and CEO | Sell | 484,042 | $687,340 |
| 2025-10-28 | Altice USA, Inc. (ATUS) | Chairman and CEO | Sell | 220,043 | $477,493 |
来源：SEC Form 4 申报文件 · 截至 2026-06-02