Sphere Entertainment details MSG Networks CEO exit

Sphere Entertainment Co. reported that Andrea Greenberg, President & Chief Executive Officer of its subsidiary MSG Networks Inc., left the subsidiary on September 2, 2025 after her employment agreement expired on September 1, 2025.

Accepted by SEC EDGAR 09/08/2025 - 04:31 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Sphere Entertainment Co. reported that Andrea Greenberg, President & Chief Executive Officer of its subsidiary MSG Networks Inc., left the subsidiary on September 2, 2025 after her employment agreement expired on September 1, 2025. Subject to her signing and not revoking a release agreement, she will receive full vesting of restricted and performance stock units scheduled to vest on September 15, 2025, a cash payment equal to her 2025 target bonus in place of any bonus under the Company’s Management Performance Incentive Plan for the fiscal year ended December 31, 2025, and a waiver of the non-compete covenant in her employment agreement.

8-K Event Classification

Item 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers

1 item

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers Governance

Key personnel changes including departures, elections, or appointments of directors and executive officers.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What executive change did Sphere Entertainment (SPHR) disclose at MSG Networks?

Sphere Entertainment disclosed that Andrea Greenberg left her role as President & Chief Executive Officer of MSG Networks on September 2, 2025. Her departure followed the expiration of her employment agreement on September 1, 2025, and is accompanied by specific separation-related compensation and covenant terms.

What separation benefits will Andrea Greenberg receive from MSG Networks and Sphere Entertainment?

Andrea Greenberg will receive full vesting of restricted stock units and performance stock units scheduled to vest September 15, 2025, plus a payment equal to her 2025 target bonus. These benefits are in lieu of any bonus under the Management Performance Incentive Plan for fiscal year ended December 31, 2025.

Are Andrea Greenberg’s separation benefits from SPHR subject to any conditions?

Yes. The benefits for Andrea Greenberg are conditioned on her execution and non-revocation of a release agreement with Sphere Entertainment and MSG Networks. Only if she signs and does not revoke this release will she receive the equity vesting, target bonus payment, and non-compete waiver.

How does Sphere Entertainment handle Andrea Greenberg’s non-compete after her departure?

Sphere Entertainment and MSG Networks agreed to waive the non-compete covenant contained in Andrea Greenberg’s employment agreement. This waiver is part of her departure arrangements and is provided alongside the vesting of equity awards and the payment equal to her 2025 target bonus.

What happens to Andrea Greenberg’s 2025 bonus opportunity at Sphere Entertainment?

Instead of receiving any payout under Sphere Entertainment’s Management Performance Incentive Plan for fiscal year ended December 31, 2025, Andrea Greenberg will be paid an amount equal to her 2025 target bonus. This payment is one of the agreed benefits tied to her separation from MSG Networks.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): September 2, 2025

SPHERE ENTERTAINMENT CO.

(Exact Name of Registrant as Specified in Charter)

Nevada		001-39245		84-3755666
(State or other jurisdiction of incorporation)		(Commission File Number)		(IRS Employer Identification No.)

Two Pennsylvania Plaza, New York, NY		10121
(Address of principal executive offices)		(Zip Code)

Registrant’s telephone number, including area code: (725) 258-0001

Not Applicable

(Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2 below):

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading Symbol(s)		Name of Each Exchange on Which Registered
Class A Common Stock		SPHR		New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 5.02   Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On September 2, 2025 (the “Separation Date”), Andrea Greenberg, the President & Chief Executive Officer of MSG Networks Inc. (“MSG Networks”), a subsidiary of Sphere Entertainment Co. (the “Company”), left MSG Networks following the expiration of her employment agreement on September 1, 2025.

Based on Ms. Greenberg’s service to the Company and MSG Networks, and subject to her execution and non-revocation of a release agreement with the Company and MSG Networks, the Company and MSG Networks have agreed to provide Ms. Greenberg with the following benefits in connection with her departure: (i) the vesting in full of Ms. Greenberg’s restricted stock units and performance stock units that are scheduled to vest on September 15, 2025, (ii) the payment of an amount equal to Ms. Greenberg’s 2025 target bonus in lieu of any amount payable under the Company’s Management Performance Incentive Plan with respect to the fiscal year ended December 31, 2025 and (iii) the waiver by the Company and MSG Networks of the non-compete covenant contained in Ms. Greenberg’s employment agreement.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Date: September 8, 2025

SPHERE ENTERTAINMENT CO.
(Registrant)
By:		/s/ Mark C. Cresitello
		Name:		Mark C. Cresitello
		Title:		Senior Vice President, Deputy General Counsel and Secretary