Sphere Entertainment grants 1,273 RSUs to SVP

Winters Christopher J. reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Winters Christopher J. reported acquisition or exercise transactions in this Form 4 filing.

Sphere Entertainment Co. reported that SVP, Controller & PAO Christopher J. Winters received a grant of 1,273 Restricted Stock Units on March 11, 2026. Each RSU represents a right to receive one share of Class A Common Stock or the cash equivalent.

The RSUs are scheduled to vest and settle in three equal installments on March 15, 2027, March 15, 2028, and March 15, 2029. Following this award, Winters is reported as holding 1,273 RSUs directly.

Insider Trade Summary

Grant/Award: 1,273 shares

Grant/Award 1 txn

Insider Winters Christopher J.

Role SVP, Controller & PAO

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units	1,273	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units — 1,273 contracts (Direct)

Footnotes (2)

1. F1. Each Restricted Stock Unit ("RSU") is granted under the Sphere Entertainment Co. 2020 Employee Stock Plan, as amended, and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof.
2. F2. The RSUs are scheduled to vest and settle in three equal installments on March 15, 2027, March 15, 2028 and March 15, 2029.

FAQ

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

What insider transaction did Sphere Entertainment Co. (SPHR) report for Christopher J. Winters?

Sphere Entertainment reported that SVP, Controller & PAO Christopher J. Winters received 1,273 Restricted Stock Units. The RSUs were granted on March 11, 2026, as equity compensation and are linked to Class A Common Stock or an equivalent cash payout at settlement.

How many Restricted Stock Units did SPHR grant to Christopher J. Winters?

Christopher J. Winters was granted 1,273 Restricted Stock Units. These units are a form of stock-based compensation tied to Sphere Entertainment’s Class A Common Stock and will vest over time, aligning a portion of his pay with the company’s long-term performance.

When do the new SPHR RSUs for Christopher J. Winters vest?

The 1,273 RSUs granted to Christopher J. Winters vest in three equal installments. They are scheduled to vest and settle on March 15, 2027, March 15, 2028, and March 15, 2029, providing a multi-year incentive tied to continued service and performance.

What does each Sphere Entertainment (SPHR) RSU granted to Winters represent?

Each RSU granted to Winters represents a right to receive one share of Sphere Entertainment Class A Common Stock or the cash equivalent. This means eventual value will track the company’s share price or a corresponding cash payment when the units settle after vesting.

What is Christopher J. Winters’ reported position in SPHR RSUs after this grant?

After the March 11, 2026 grant, Winters is reported as holding 1,273 Restricted Stock Units. These RSUs are scheduled to vest over three years, giving him a deferred equity-based interest in Sphere Entertainment’s Class A Common Stock as they settle.

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

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Accepted by SEC EDGAR 03/13/2026 - 04:07 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Winters Christopher J.

(Last) (First) (Middle)

TWO PENNSYLVANIA PLAZA

(Street)

NEW YORK NY 10121

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Sphere Entertainment Co. [ SPHR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP, Controller & PAO

3. Date of Earliest Transaction (Month/Day/Year)
03/11/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	(1)	03/11/2026		A		1,273		(2)	03/15/2029	Class A Common Stock	1,273	$0	1,273	D

Explanation of Responses:

1. Each Restricted Stock Unit ("RSU") is granted under the Sphere Entertainment Co. 2020 Employee Stock Plan, as amended, and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof.

2. The RSUs are scheduled to vest and settle in three equal installments on March 15, 2027, March 15, 2028 and March 15, 2029.

	/s/ Mark C. Cresitello, Attorney-in-Fact for Christopher J. Winters	03/13/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.