| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Sweeney Brian | Director, Trustee of 13(d) Group Member | TWO PENNSYLVANIA PLAZA, NEW YORK | /s/ Brian G. Sweeney | 06 Jun 2025 | 0001320298 |
| DOLAN-SWEENEY DEBORAH A | Member of 13(d) Group | TWO PENNSYLVANIA PLAZA, NEW YORK | /s/ Brian G. Sweeney, Attorney-in-Fact for Deborah A. Dolan-Sweeney | 06 Jun 2025 | 0000933025 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SPHR | Restricted Stock Units | Award | $0 | +4,397 | +18% | $0.000000 | 28,786 | 04 Jun 2025 | Class A Common Stock | 4,397 | Direct | F1, F2, F3 |
| Id | Content |
|---|---|
| F1 | Each restricted stock unit ("RSU") is granted under the Sphere Entertainment Co. 2020 Stock Plan for Non-Employee Directors, as amended, and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof. |
| F2 | The RSUs are fully vested on the date of the grant and will be settled in stock or in cash on the first business day 90 days after a separation from service. |
| F3 | Securities are held by Brian G. Sweeney, Deborah A. Dolan-Sweeney's spouse. Ms. Dolan-Sweeney disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Mr. Sweeney and this report shall not be deemed to be an admission that Ms. Dolan-Sweeney is, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities. |