Transaction Details

Footnotes

Sphere Entertainment Co. Class B Common Stock ("Class B Common Stock") is convertible at the option of the holder on a share for share basis into Sphere Entertainment Co. Class A Common Stock ("Class A Common Stock"). | On September 8, 2025, James L. Dolan received the shares of Class B Common Stock in partial repayment of a promissory note. For purposes of the repayment, the shares were valued at $52.2025 per share, the mean of the high and low trading price for the Class A Common Stock on September 8, 2025. | Securities held directly by James L. Dolan, Kristin A. Dolan's spouse. Ms. Dolan disclaims beneficial ownership of these securities, and this filing shall not be deemed an admission that Ms. Dolan is, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities.