Welcome to our dedicated page for Sphere Entertainment Co. SEC filings (Ticker: SPHR), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Sphere Entertainment Co. filings document the company’s results, governance, capital structure and material events as a Nevada entertainment and media issuer with Class A common stock listed on the New York Stock Exchange under SPHR. Form 8-K reports furnish quarterly and annual operating results for the Sphere and MSG Networks businesses and disclose material agreements, including credit facilities involving MSG Las Vegas.
Proxy materials cover board matters, executive compensation, equity awards and shareholder voting items. Other current reports document officer appointments, departures and accounting-officer responsibilities, linking governance disclosures to the company’s operating subsidiaries and media assets.
Sphere Entertainment Co., through its subsidiary MSG Las Vegas, LLC, entered into new senior secured credit facilities with JPMorgan Chase and a lender group. The deal provides a $275 million term loan to refinance the existing term loan and a $275 million revolving credit facility for working capital and general corporate purposes, including possible distributions to Sphere Entertainment Group.
The facilities are guaranteed by Sphere Entertainment Group and secured by all MSG LV assets, including its leasehold interest in the Las Vegas Sphere site and a pledge of MSG LV equity. Key covenants require a minimum debt service coverage ratio of 2.50:1.00 and a maximum total leverage ratio of 3.50:1.00, tested quarterly. The facilities mature on January 29, 2031, with 5% annual amortization on the term loan beginning after the second anniversary. Interest is floating, based on Term SOFR or an alternative base rate plus leverage-based margins, and includes mandatory prepayments from certain insurance or condemnation proceeds, alongside customary restrictions on additional debt, liens, investments, dividends under specified conditions, affiliate transactions, mergers and other major actions.
Bank of Nova Scotia has filed an amended ownership report showing a significant but minority stake in Sphere Entertainment Co.. As of 12/31/2025, it beneficially owned 894,262 shares of Sphere’s Class A common stock, representing 3.06% of that share class. The bank reports sole voting and sole dispositive power over all of these shares, with no shared voting or investment authority. The filing confirms that Bank of Nova Scotia holds less than 5% of the class and is reporting in its capacity as a parent holding company under the applicable ownership rules.
Ariel Investments, LLC, a Delaware investment adviser, reported a passive ownership stake in Sphere Entertainment Co Class A common stock. Ariel beneficially owns 4,099,354 shares, representing 14.4% of the class. It has sole voting power over 3,645,520 shares and sole dispositive power over all 4,099,354 shares, with no shared voting or dispositive authority.
The filing notes that Ariel’s advisory clients have the right to receive dividends and sale proceeds from these securities. Within this total, Ariel Fund, a series of Ariel Investment Trust, owns 1,618,346 shares, which by itself represents an economic interest of more than five percent of the class. Ariel certifies that the shares were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of Sphere Entertainment.
Sphere Entertainment Co. (SPHR) filed an initial ownership report for a new senior officer. Christopher J. Winters, who became an officer of Sphere Entertainment Co. effective November 24, 2025, reported beneficial ownership of 3,160 shares of Class A Common Stock. The filing notes that he serves as Senior Vice President, Controller & Principal Accounting Officer and that these shares are held directly by him as of the report.
SPHR filed a Form 144 notice for a planned insider sale of Class A shares. The filing shows an intention to sell 10,000 Class A shares through Fidelity Brokerage Services on the NYSE, with an indicated aggregate market value of $805,054.55. The filing notes that 28,447,507 shares of this class are outstanding.
The 10,000 shares to be sold were acquired through restricted stock vesting on 09/15/2022 as compensation from the issuer. The seller, Andrea M. Greenberg, has also sold Class A shares of the same issuer during the past three months, totaling 54,620 shares, for gross proceeds of about $3.60 million across multiple transactions dated 09/11/2025, 09/18/2025, 11/04/2025, and 11/07/2025.
Sphere Entertainment Co. announced that its Board appointed Christopher Winters, 45, as Senior Vice President, Controller and Principal Accounting Officer, effective November 24, 2025. This role gives him primary responsibility for the company’s accounting and financial reporting functions.
Under his employment agreement, Mr. Winters will receive an annual base salary of $400,000 or more and will be eligible for an annual bonus targeted at 40% of base salary, with a pro-rated discretionary bonus for the period from July 1, 2025 through December 31, 2025. He is expected to receive annual long‑term incentive awards with an aggregate target value of at least $330,000, with a target of $287,500 for the fiscal year starting January 1, 2026. The agreement includes severance protections if he is terminated without cause or resigns for good reason before the third anniversary of his start date, as well as noncompetition covenants following any termination.
Sphere Entertainment Co. (SPHR): Point72 Asset Management, Point72 Capital Advisors, and Steven A. Cohen filed Amendment No. 4 to Schedule 13G reporting beneficial ownership of 223,464 shares of Class A Common Stock, representing 0.8% of the class, as of September 30, 2025.
The reporting persons have shared voting and dispositive power over 223,464 shares and no sole power. Point72 Asset Management holds authority via an investment management agreement for a managed fund; Point72 Capital Advisors is its general partner; Mr. Cohen controls both entities. They certify the securities were not acquired to change or influence control of the issuer.
Ariel Investments, LLC filed an amended Schedule 13G (Amendment No. 12) reporting a passive stake in Sphere Entertainment Co (SPHR). As of 09/30/2025, Ariel beneficially owned 5,994,239 shares of Class A common stock, representing 20.6% of the class. Ariel reported sole voting power over 5,340,929 shares and sole dispositive power over 5,994,239 shares, with no shared voting or dispositive power.
The filing states the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control. Ariel also disclosed that Ariel Fund holds 2,426,809 shares, which reflects an economic interest exceeding 5% of the class.
Sphere Entertainment (SPHR) filed a Form 144 notice for a proposed sale of 4,617 Class A shares through Fidelity Brokerage Services LLC on the NYSE, with an approximate sale date of 11/12/2025. The filing lists an aggregate market value of $370,884.07 for the shares to be sold.
The shares were acquired on 09/15/2024 via restricted stock vesting from the issuer as compensation. Shares outstanding were 28,447,507 at the time stated in the form. A Form 144 is a notice of a planned sale by a shareholder under Rule 144 and does not, by itself, execute a transaction.
Sphere Entertainment (SPHR) filed a Form 144 indicating a planned sale of 8,500 Class A shares through Fidelity Brokerage Services on the NYSE. The filing lists an aggregate market value of $638,447.22 for the proposed sale and an approximate sale date of 11/07/2025.
The shares were acquired on 09/15/2024 via restricted stock vesting from the issuer as compensation. The notice also reports prior sales in the last three months by Andrea M. Greenberg: 17,620 shares on 09/11/2025 for $1,019,317.00, 8,500 shares on 09/18/2025 for $531,250.00, and 20,000 shares on 11/04/2025 for $1,415,848.25. Shares outstanding are listed as 28,447,507.