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.
Gabelli-affiliated entities reported their current holdings of Sphere Entertainment Co. common stock, jointly beneficially owning 995,826 shares, or 3.43% of the 29,046,853 shares outstanding as of the issuer’s Form 10-Q for the quarter ended June 30, 2026. This amended Schedule 13D is being used even though a short-form schedule could apply, in order to align ongoing communications with Sphere Entertainment’s management with Exchange Act reporting obligations.
The largest positions are held by GAMCO Asset Management Inc. with 550,139 shares (1.89%) and Gabelli Funds LLC with 420,987 shares (1.45%), with smaller holdings across several related entities and by Mario Gabelli personally. The group states it ceased to be a beneficial owner of 5% or more of Sphere Entertainment’s common stock on January 2, 2026, and provides a detailed record of recent trading activity, including multiple sales on August 13, 2026 in the mid‑$170s per share.
Ariel Investments, LLC filed an amended Schedule 13G reporting beneficial ownership of Sphere Entertainment Co Class A common stock. Ariel reports beneficial ownership of 1,665,326 shares, representing 5.8% of the outstanding Class A shares.
Ariel has sole voting power over 1,450,104 shares and sole dispositive power over all 1,665,326 shares, with no shared voting or dispositive power. The securities are held on behalf of Ariel’s adviser clients, who have rights to dividends and sale proceeds, but no individual client has an economic interest in more than 5% of the class.
Morgan Stanley and its subsidiary Morgan Stanley Capital Services LLC report beneficial ownership of Sphere Entertainment Co. Class A Common Stock on an amended Schedule 13G. Morgan Stanley shows 2,410,126 shares beneficially owned, representing 8.3% of the Class A common stock, with 2,302,308 shares having shared voting power and all 2,410,126 shares having shared dispositive power. Morgan Stanley Capital Services LLC reports 2,252,618 shares beneficially owned, with shared voting and dispositive power over the same amount, representing 7.8% of the class.
The filing notes that it reflects securities beneficially owned, or deemed to be beneficially owned, by certain operating units of Morgan Stanley and its affiliates, and excludes units whose ownership is disaggregated under SEC Release No. 34-39538. The report is signed by an authorized signatory for both entities.
Sphere Entertainment Co. generated $313.6 million in revenue for the quarter ended June 30 2026, up from $282.7 million a year earlier, led by higher Sphere segment ticketing, sponsorship, and food and merchandise sales. The company recorded an operating loss of $61.3 million and a net loss of $38.3 million, compared with prior‑year net income of $151.8 million, when results benefited from a large debt extinguishment gain.
For the first six months of 2026, revenue rose to $700.1 million from $563.3 million and the operating loss narrowed to $54.1 million. Operating cash flow improved sharply to $102.6 million from a use of $52.7 million, lifting cash, cash equivalents and restricted cash to $552.0 million as of June 30 2026. Total debt principal was $649.4 million, including a new $275.0 million 2026 LV Sphere term loan and $258.8 million of 3.50% Convertible Senior Notes. MSG Networks had broadcast rights commitments of $662.7 million, and remaining performance obligations across the company totaled $347.6 million. A June 2026 court decision against insurance coverage for an MSG Networks settlement increased accrued litigation costs to approximately $25.9 million.
Sphere Entertainment Co. reported second-quarter 2026 results for the period ended June 30, 2026. Revenues were $313.6 million, an increase of $31.0 million, or 11%, from the prior-year quarter. The company recorded an operating loss of $61.3 million, 22% higher year over year, and adjusted operating income of $50.9 million, down 17%.
The Sphere segment generated Q2 revenues of $226.4 million, up 29%, with adjusted operating income of $39.9 million, up 60%, while MSG Networks revenues declined to $87.3 million. Net loss attributable to stockholders was $38.8 million, or $(1.07) per diluted share, compared with net income of $151.8 million, or $3.39 per diluted share, a year earlier.
For the first six months of 2026, revenues totaled $700.1 million and adjusted operating income $160.9 million. Net cash provided by operating activities was $102.6 million, compared with net cash used of $52.7 million in the prior-year period. The company ended June 30, 2026 with $552.0 million in cash, cash equivalents and restricted cash.
Dolan Kristin A reported acquisition or exercise transactions in this Form 4 filing.
Sphere Entertainment Co. reported that director and significant shareholder Kristin A. Dolan received a grant of 1,723 Restricted Stock Units (RSUs) tied to Class A Common Stock under the company’s 2020 Stock Plan for Non-Employee Directors. Each RSU represents one share or its cash equivalent and was fully vested on the grant date. Following this award, Dolan holds 24,937 RSUs. The RSUs will be settled in stock or cash on the first business day 90 days after a separation from service. The securities are held by Kristin A. Dolan, and James L. Dolan, her spouse, expressly disclaims beneficial ownership of these securities.
Sphere Entertainment Co. reported the final voting results from its 2026 annual meeting of stockholders held on June 10, 2026. Class A stockholders were entitled to one vote per share and Class B stockholders to ten votes per share. All named director nominees received majority support, with Class B stockholders electing eleven directors, each receiving 68,667,540 votes in favor and none withheld. One proposal received 93,553,873 votes for, 46,648 against and 69,880 abstentions. Another non-binding, advisory Proposal 3 passed with 85,248,065 votes for and 5,299,126 against. In a related vote on whether a matter should be considered every one, two or three years, 77,957,012 votes supported a three-year schedule compared with 12,574,218 votes for one year.
DOLAN THOMAS CHARLES reported acquisition or exercise transactions in this Form 4 filing.
Sphere Entertainment Co. director Thomas Charles Dolan received a grant of 1,173 restricted stock units (RSUs) of Class A Common Stock under the company’s 2020 Stock Plan for Non-Employee Directors. The RSUs are fully vested on the grant date and were awarded at no cash cost to him.
Each RSU entitles him to receive one share of Class A Common Stock or the cash equivalent. The award will be settled in stock or cash on the first business day 90 days after a separation from service. Following this grant, Dolan directly holds 29,959 RSUs.
SYKES JOHN L reported acquisition or exercise transactions in this Form 4 filing.
Sphere Entertainment Co. director John L. Sykes received a grant of 1,173 restricted stock units under the company’s 2020 Stock Plan for Non-Employee Directors. Each RSU represents one share of Class A Common Stock or cash and is fully vested on the grant date, with settlement in stock or cash 90 days after his separation from service. Following this award, he holds 27,092 shares-related units directly.
Sweeney Brian reported acquisition or exercise transactions in this Form 4 filing.
Sphere Entertainment Co. director Brian Sweeney received a grant of 1,173 restricted stock units under the company’s 2020 Stock Plan for Non-Employee Directors. Each RSU represents one share of Class A common stock or cash, is fully vested on the grant date, and will settle after separation from service. Following this award, Sweeney holds 29,959 RSUs. Co-reporter Deborah A. Dolan-Sweeney, his spouse, is listed but disclaims beneficial ownership of these securities.