JAMES L. DOLAN - 08 Sep 2025 SCHEDULE 13D/A Report for Sphere Entertainment Co. Class A Common Stock, par value $.01 per share (SPHR)

Filing Manager
JAMES L. DOLAN
Reporting Manager
Mary S. Dolan, as Trustee of certain trusts described herein
Security
Sphere Entertainment Co. Class A Common Stock, par value $.01 per share
Symbol
SPHR
Shares outstanding
32,676,725 shares
Disclosed Ownership
4,280,651 shares
Ownership
13%
Form type
SCHEDULE 13D/A
Filing time
10 Sep 2025, 21:10:15 UTC
Date of event
08 Sep 2025
Previous filing
04 Feb 2025
SEC
View on sec.gov

Reporting Managers (25)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
James L. Dolan 12% 3,667,464 1,638,933 2,028,531 /s/ James L. Dolan James L. Dolan 0000933028
Thomas C. Dolan 4.2% 1,234,090 29,355 1,204,735 /s/ Thomas C. Dolan Thomas C. Dolan 0000933029
Kathleen M. Dolan, individually and as Trustee of certain trusts described herein 12% 3,693,479 18,632 3,674,847 /s/ Brian G. Sweeney Brian G. Sweeney as Attorney-in-Fact 0000933026
Marianne Dolan Weber 4.2% 1,245,357 11,606 1,233,751 /s/ Brian G. Sweeney Brian G. Sweeney as Attorney-in-Fact 0001098901
Deborah A. Dolan-Sweeney 3.9% 1,150,034 10,419 1,139,615 /s/ Brian G. Sweeney Brian G. Sweeney as Attorney-in-Fact 0000933025
Patrick F. Dolan 0.2% 58,022 1,075 56,947 /s/ Dennis H. Haver Dennis H. Javer as Attorney-in-Fact 0000932963
Corby Dolan Leinauer, as Trustee of certain trusts described herein 12% 3,682,059 192 3,681,867 /s/ Brian G. Sweeney Brian G. Sweeney as Attorney-in-Fact 0001788337
Mary S. Dolan, as Trustee of certain trusts described herein 13% 4,280,651 3,453 4,277,198 /s/ Brian G. Sweeney Brian G. Sweeney as Attorney-in-Fact 0000933022
Paul J. Dolan, as a Trustee of certain trusts described herein 5.2% 1,552,631 46,607 1,506,024 /s/ Paul J. Dolan Paul J. Dolan 0001025983
Charles F. Dolan Children Trust FBO Kathleen M. Dolan 1.7% 488,579 488,579 0 /s/ Brian G. Sweeney Brian G. Sweeney as Attorney-in-Fact for Kathleen M. Dolan, Trustee 0001505843
Charles F. Dolan Children Trust FBO Deborah Dolan-Sweeney 1.8% 535,276 535,276 0 /s/ Brian G. Sweeney Brian G. Sweeney as Attorney-in-Fact for Kathleen M. Dolan, Trustee 0001505845
Charles F. Dolan Children Trust FBO Marianne Dolan Weber 1.6% 474,339 474,339 0 /s/ Brian G. Sweeney Brian G. Sweeney as Attorney-in-Fact for Kathleen M. Dolan, Trustee 0001505849
Charles F. Dolan Children Trust FBO Thomas C. Dolan 1.7% 488,579 488,579 0 /s/ Brian G. Sweeney Brian G. Sweeney as Attorney-in-Fact for Kathleen M. Dolan, Trustee 0001505848
Charles F. Dolan Children Trust FBO James L. Dolan 3.3% 960,498 960,498 0 /s/ Brian G. Sweeney Brian G. Sweeney as Attorney-in-Fact for Kathleen M. Dolan, Trustee 0001505850
Charles F. Dolan 2009 Family Trust FBO James L. Dolan 3.6% 1,053,283 1,053,283 0 /s/ Brian G. Sweeney Brian G. Sweeney as Attorney-in-Fact for Mary S. Dolan, Trustee 0001505853
Charles F. Dolan 2009 Family Trust FBO Thomas C. Dolan 2.5% 716,156 716,156 0 /s/ Brian G. Sweeney Brian G. Sweeney as Attorney-in-Fact for Mary S. Dolan, Trustee 0001505856
Charles F. Dolan 2009 Family Trust FBO Kathleen M. Dolan 2.1% 621,308 621,308 0 /s/ Brian G. Sweeney Brian G. Sweeney as Attorney-in-Fact for Mary S. Dolan, Trustee 0001505858
Charles F. Dolan 2009 Family Trust FBO Marianne E. Dolan Weber 2.2% 653,144 653,144 0 /s/ Brian G. Sweeney Brian G. Sweeney as Attorney-in-Fact for Mary S. Dolan, Trustee 0001505857
Charles F. Dolan 2009 Family Trust FBO Deborah A. Dolan-Sweeney 2% 578,498 578,498 0 /s/ Brian G. Sweeney Brian G. Sweeney as Attorney-in-Fact for Mary S. Dolan, Trustee 0001505854
Charles F. Dolan 2009 Family Trust FBO Patrick F. Dolan 0.2% 56,947 56,947 0 /s/ Brian G. Sweeney Brian G. Sweeney as Attorney-in-Fact for Mary S. Dolan, Trustee 0001505855
Ryan Dolan 1989 Trust 0.1% 7,659 7,659 0 /s/ Brian G. Sweeney Brian G. Sweeney as Attorney-in-Fact for Kathleen M. Dolan, Trustee 0001505841
Tara Dolan 1989 Trust 0.1% 7,659 7,659 0 /s/ Brian G. Sweeney Brian G. Sweeney as Attorney-in-Fact for Kathleen M. Dolan, Trustee 0001505842
Charles F. Dolan 2009 Revocable Trust 0% 0 0 0 /s/ Paul J. Dolan Paul J. Dolan, Trustee 0001723920
Marianne E. Dolan Weber 2012 Descendants Trust 0.2% 56,948 56,948 0 /s/ Brian G. Sweeney Brian G. Sweeney as Attorney-in-Fact for Richard Baccari, Trustee 0001564760
Kathleen M. Dolan 2012 Descendants Trust 0.2% 56,947 56,947 0 /s/ Paul J. Dolan Paul J. Dolan, Trustee 0001564761