Other3

MSGS Spinco, Inc.

Total Value

$NaN

Filing Date

Oct 9, 2026

1 transactions

Trade Summary

On Oct 9, 2026, DOLAN KATHLEEN MARGARET, Insider, reported $NaN of MSGS Spinco, Inc. (NONE) across 1 transactions. The filing covers company securities and reflects balanced net activity of $NaN. Insider transactions are sourced from SEC Form 4 disclosures and should be reviewed alongside company fundamentals and the insider's broader trading history.

Insider Information

Name: DOLAN KATHLEEN MARGARET
Role: Insider
Location: YORKTOWN HEIGHTS, NY

Filing Details

Filing Date: Oct 9, 2026
Transaction Date: Oct 9, 2026
Accession Number: 0000933026-26-000004
Form Type: 3

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Footnotes

(F1)The Reporting Person is a member of a "group" with respect to certain securities of Madison Square Garden Sports Corp. ("MSGS") for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended (the "Exchange Act"). As such, the Reporting Person may be deemed to beneficially own shares of MSGS Spinco, Inc. ("MSGS Spinco") held directly by MSGS and its subsidiaries. The Reporting Person disclaims beneficial ownership of the shares of MSGS Spinco held by MSGS and its subsidiaries, except to the extent of any pecuniary interest therein, and this report shall not be deemed an admission that the Reporting Person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act or for any other purpose.

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

DOLAN KATHLEEN MARGARET

(Last)

(First)

(Middle)

C/O RICHARD BACCARI

MLC VENTURES LLC, PO BOX 1014

(Street)

YORKTOWN HEIGHTS

10598

(City)

(State)

(Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
10/09/2026

3. Issuer Name and Ticker or Trading Symbol
MSGS Spinco, Inc. [ NONE ]

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

Director		10% Owner
Officer (give title below)	X	Other (specify below)
		Member of 13(d) Group

5. 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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock, par value $0.01 per share	100	I	By Madison Square Garden Sports Corp. and its subsidiaries⁽¹⁾

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)

Explanation of Responses:

1. The Reporting Person is a member of a "group" with respect to certain securities of Madison Square Garden Sports Corp. ("MSGS") for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended (the "Exchange Act"). As such, the Reporting Person may be deemed to beneficially own shares of MSGS Spinco, Inc. ("MSGS Spinco") held directly by MSGS and its subsidiaries. The Reporting Person disclaims beneficial ownership of the shares of MSGS Spinco held by MSGS and its subsidiaries, except to the extent of any pecuniary interest therein, and this report shall not be deemed an admission that the Reporting Person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act or for any other purpose.

Remarks:

The Reporting Person is a member of a Section 13(d) Group with respect to securities of MSGS. This Form 3 is being filed in connection with the Securities and Exchange Commission's declaration of effectiveness of the Registration Statement on Form 10 of MSGS Spinco, which describes the planned distribution by MSGS to its stockholders of all of the common stock of MSGS Spinco. Exhibit Index: Exhibit 24 - Power of Attorney

	/s/ Richard Baccari, Attorney-in-Fact for Kathleen M. Dolan	10/09/2026
	** 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 5 (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.

Form 3 as rendered by the SEC from accession 0000933026-26-000004.

MSGS Spinco, Inc.

Trade Summary

Company Information

Insider Information

Filing Details

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Footnotes

SEC Form 3

SEC Filing

SEC Form 3