Sphere Entertainment Co. (SPHR)
NYSE: SPHR · Services-Amusement & Recreation Services · New York, NY · filing with the SEC since 2019
Grade5.8
◀ Past 3.9● Present 6.9▶ Future 6.3
Who owns Sphere Entertainment Co.
As filed with the SECHolders of 5% or more
7
James L. Dolan holds 14.5% of Class A Common Stock, par value $.01 per share, as its SCHEDULE 13D/A filed Oct 22, 2026 says.
Directors and officers
21
report now, of 37 people on the record since 2020. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 7 named at left.
Holders of 5% or moreshare of the class, as filed
James L. Dolan
SCHEDULE 13D/A · filed Oct 22, 2026 · Class A Common Stock, par value $.01 per share · 13% in Mar 9, 2026
Blackrock, Inc.
SCHEDULE 13G · filed Apr 7, 2026 · Class A Stock
Mary S. Dolan, as a Trustee of the Charles F. Dolan Children Trust FBO Deborah Dolan-Sweeney and each of the 2009 Family Trusts
SCHEDULE 13D/A · filed Dec 31, 2024 · Class A Common Stock, par value $.01 per share
Morgan Stanley
SCHEDULE 13G/A · filed Aug 12, 2026 · Class A Common Stock · 7% in May 12, 2026
Ariel Investments, LLC
SCHEDULE 13G/A · filed Aug 14, 2026 · Common Stock SH CL A · 8.6% in May 14, 2026
Barclays PLC
SCHEDULE 13G · filed May 13, 2025 · COMMON-STOCK
Vanguard Portfolio Management
SCHEDULE 13G · filed Apr 29, 2026 · Common Stock
Dimensional Fund Advisors LP
SCHEDULE 13G/A · filed Apr 15, 2025 · Common Stock · reported falling below 5%
Kenneth Griffin
SCHEDULE 13G/A · filed May 15, 2025 · Class A Common Stock · reported falling below 5%
Bank of Nova Scotia
SCHEDULE 13G/A · filed Jan 27, 2026 · Class A Common Stock · reported falling below 5%, from 5.87% in Oct 6, 2025
GAMCO Asset Management Inc.
SCHEDULE 13D/A · filed Aug 14, 2026 · Common Stock · reported falling below 5%
Point72 Asset Management, L.P.
SCHEDULE 13G/A · filed Nov 14, 2025 · Class A Common Stock, par value $0.01 per share · reported falling below 5%, from 5.3% in May 15, 2025
The Vanguard Group
SCHEDULE 13G/A · filed Mar 27, 2026 · Common Stock · reported falling below 5%
What SPHR reports owning in othersstakes of 5% or more, and other ties
Other ties the annual report names
Madison Square Garden Entertainment
An entity · consolidated entity, related party · owns, named in the 10-K filed Feb 12, 2026
MSG Networks
An entity · legal entity · owns, named in the 10-K filed Feb 12, 2026
Gotham Advanced Media and Entertainment
An investee · investee · invested in, named in the 10-K filed Feb 12, 2026
Saco
An investee · investee · invested in, named in the 10-K filed Feb 12, 2026
37 subsidiaries in 3 countries, from the list filed with the 10-K filed Feb 12, 2026.
Insider tradesForm 4
0sales
0purchases
0sales on a scheduled plan
0people selling
$0sold, in dollars
$0bought, in dollars
Open-market trades on Form 4 from Sep 30, 2025 to Sep 30, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2024 runs to Sep 30, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window
No one on the roster filed an open-market trade in the window.