Exhibit A
JOINT FILING AGREEMENT
The undersigned agree that this Schedule 13G dated August 24, 2026 relating to the Class A Common Stock, $0.01 par value, of Optimum Communications, Inc. shall be filed on behalf of the undersigned.
| KITE LAKE CAPITAL MANAGEMENT (UK) LLP | |
| By: /s/ Art Markham | |
| Name: Art Markham | |
| Title: Partner | |
| KITE LAKE CAPITAL MANAGEMENT LTD | |
| By: /s/ Massoumeh Khadjenouri | |
| Name: Massoumeh Khadjenouri | |
| Title: Director | |
| KITE LAKE CAPITAL LTD. | |
| By: /s/ Massoumeh Khadjenouri | |
| Name: Massoumeh Khadjenouri | |
| Title: Director | |
| MASSOUMEH KHADJENOURI | |
| By: /s/ Massoumeh Khadjenouri | |
| JAN LERNOUT | |
| By: /s/ Jan Lernout | |
| KL SPECIAL OPPORTUNITIES MASTER FUND LTD | |
| By: Kite Lake Capital Management (UK) LLP, its investment manager | |
| By: /s/ Art Markham | |
| Name: Art Markham | |
| Title: Partner |