Sphere Entertainment Co.

SPHR·NYSE·$134.14Share Price as of 11/2·$5BMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2607/30/26 10-QQ1 ended 03/31/2605/05/26 10-KFY 202502/12/26 10-QQ3 ended 09/30/2511/04/25 10-QQ2 ended 06/30/2508/11/25

Disclosures

8-KCurrent report10/27/26 8-KCurrent report07/30/26 8-KCurrent report06/12/26 8-KCurrent report05/05/26 8-KCurrent report02/12/26

Prospectuses and Registrations

S-8Registration of securities for employees12/13/24 S-8Registration of securities for employees12/08/23 S-8Registration of securities for employees12/06/22 S-8Registration of securities for employees07/09/21 424B3Prospectus06/04/21

Proxies

DEF 14ADefinitive proxy04/28/26 DEFA14AAdditional proxy materials04/28/26 DEF 14ADefinitive proxy04/22/25 DEFA14AAdditional proxy materials04/22/25 PRE 14APreliminary proxy04/03/25

Ownership

SC 13D/ABeneficial ownership (amended)10/22/26 Form 4Insider transaction09/17/26 Form 4Insider transaction09/17/26 Form 4Insider transaction09/17/26 Form 4Insider transaction09/17/26

Other

SDConflict Minerals disclosure05/29/26 UPLOADLetter from the SEC03/18/25 CORRESPCorrespondence with the SEC03/14/25 UPLOADLetter from the SEC03/06/25 UPLOADLetter from the SEC12/14/22