| Filed | Form | Description | |
|---|---|---|---|
| 4/22/25 | DEFA14A | DEFA14A | → |
| 4/22/25 | DEF 14A | DEF 14A | → |
| 4/3/25 | PRE 14A | PRE 14A | → |
| 10/24/24 | DEFA14A | DEFA14A | → |
| 10/24/24 | DEF 14A | DEF 14A | → |
| 10/25/23 | DEFA14A | DEFA14A | → |
| ↓ | |||
| Filed | Form | Description | |
|---|---|---|---|
| 3/13/26 | 4 | 4 | → |
| 3/13/26 | 4 | 4 | → |
| 3/13/26 | 4 | 4 | → |
| 3/13/26 | 4 | 4 | → |
| 3/13/26 | 4 | 4 | → |
| 3/13/26 | 4 | 4 | → |
| ↓ | |||
Sphere Entertainment Co. is an American entertainment holding company based in New York City, and controlled by the family of Charles Dolan.