13D Filings

Sphere Entertainment Co.

CIK

1795250

Latest Filing

Aug 14, 2026, 04:02 PM

13D Filings
Filer
Latest Filing
% Owned
Type
Filed

GAMCO Asset Management Inc.

0000807249-26-000069

1.90%

Amendment

Aug 14, 2026, 04:02 PM

Mary S. Dolan, as Trustee of certain trusts described herein

0001104659-26-025398

13.00%

Amendment

Mar 9, 2026, 08:14 PM

Mary S. Dolan, as Trustee of certain trusts described herein

0001104659-26-021789

13.00%

-0.10%

Amendment

Feb 27, 2026, 09:51 PM

Mary S. Dolan, as Trustee of certain trusts described herein

0001104659-25-089187

13.10%

+0.80%

Amendment

Sep 10, 2025, 09:10 PM

Mary S. Dolan, as a Trustee of the Charles F. Dolan Children Trust FBO Deborah Dolan-Sweeney and each of the 2009 Family Trusts

0001104659-25-009160

12.30%

Amendment

Feb 4, 2025, 04:37 PM

Mary S. Dolan, as a Trustee of the Charles F. Dolan Children Trust FBO Deborah Dolan-Sweeney and each of the 2009 Family Trusts

0001104659-24-132987

12.30%

Amendment

Dec 31, 2024, 09:12 PM

Rows:

16 of 6

1