Madison Square Garden Sports (MSGS) director awarded 727 RSUs in stock plan

Rhea-AI Filing Summary

Madison Square Garden Sports Corp. director Ivan G. Seidenberg reported an equity award in the form of restricted stock units. On 12/08/2025, he received 727 restricted stock units (RSUs) under the company’s 2015 Stock Plan for Non-Employee Directors. Each RSU represents the right to receive one share of Class A common stock or the cash equivalent.

The RSUs are fully vested on the grant date and will be settled in stock or cash on the first business day 90 days after Mr. Seidenberg’s separation from service. After this grant, he beneficially owns 7,520 derivative securities, held directly.

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

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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^*

SEIDENBERG IVAN G

(Last) (First) (Middle)

TWO PENN PLAZA

(Street)

NEW YORK NY 10121

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Madison Square Garden Sports Corp. [ MSGS ]

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

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
12/08/2025

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)	12/08/2025		A		727		(2)	(2)	Class A Common Stock	727	$0	7,520	D

Explanation of Responses:

1. Each restricted stock unit ("RSU") is granted under the Madison Square Garden Sports Corp. 2015 Stock Plan for Non-Employee Directors, as amended and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof.

2. The RSUs are fully vested on the date of the grant and will be settled in stock or in cash on the first business day 90 days after separation from service.

	/s/ Mark C. Cresitello, Attorney-in-Fact for Ivan G. Seidenberg	12/10/2025
	** 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.

FAQ

What insider transaction did Madison Square Garden Sports Corp. (MSGS) report?

Madison Square Garden Sports Corp. reported that director Ivan G. Seidenberg received an equity award of 727 restricted stock units (RSUs) on 12/08/2025 under the company’s 2015 Stock Plan for Non-Employee Directors.

What does each RSU granted to the MSGS director represent?

Each RSU granted to the director represents a right to receive one share of Class A Common Stock of Madison Square Garden Sports Corp. or the cash equivalent of that share.

When do the RSUs granted to the MSGS director vest and settle?

The RSUs are fully vested on the date of grant and will be settled in stock or cash on the first business day 90 days after separation from service of the director.

How many derivative securities does the MSGS director own after the reported transaction?

Following the reported RSU grant, the director beneficially owns 7,520 derivative securities of Madison Square Garden Sports Corp., held directly.

Under what plan were the RSUs for the MSGS director granted?

The 727 RSUs were granted under the Madison Square Garden Sports Corp. 2015 Stock Plan for Non-Employee Directors, as amended.

What is the exercise or purchase price for the RSUs reported by MSGS?

The RSUs have an exercise price of $0, reflecting that they are stock-based awards granted as director compensation rather than options requiring a purchase price.