Sec Form 4 Filing - CHARLES F. DOLAN CHILDREN TRUST FBO DEBORAH DOLAN-SWEENEY @ MSG NETWORKS INC. - 2021-07-09

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

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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person CHARLES F. DOLAN CHILDREN TRUST FBO DEBORAH DOLAN-SWEENEY 2. Issuer Name and Ticker or Trading Symbol MSG NETWORKS INC. [ MSGN] 5. 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 (Last) (First) (Middle) C/O DOLAN FAMILY OFFICE, 340 CROSSWAYS PARK DRIVE 3. Date of Earliest Transaction (MM/DD/YY) 07/09/2021 (Street) WOODBURY, NY11797 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 Class A Common Stock 07/09/2021 J 47,864 ( 1 ) D 0 D ( 2 ) Class A Common Stock 07/09/2021 J 87,750 ( 1 ) D 0 D ( 3 ) Class A Common Stock 07/09/2021 J 39,886 ( 1 ) D 0 D ( 4 ) Class A Common Stock 07/09/2021 J 47,864 ( 1 ) D 0 D ( 5 ) Class A Common Stock 07/09/2021 J 47,864 ( 1 ) D 0 D ( 6 )

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 of Derivative Security: 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 Class B Common Stock ( 7 ) 07/09/2021 J 918,981 ( 1 ) ( 7 ) ( 7 ) Class A Common Stock 918,981 ( 1 ) ( 1 ) 0 D ( 2 ) Class B Common Stock ( 7 ) 07/09/2021 J 1,812,973 ( 1 ) ( 7 ) ( 7 ) Class A Common Stock 1,812,973 ( 1 ) ( 1 ) 0 D ( 3 ) Class B Common Stock ( 7 ) 07/09/2021 J 926,958 ( 1 ) ( 7 ) ( 7 ) Class A Common Stock 926,958 ( 1 ) ( 1 ) 0 D ( 4 ) Class B Common Stock ( 7 ) 07/09/2021 J 918,981 ( 1 ) ( 7 ) ( 7 ) Class A Common Stock 918,981 ( 1 ) ( 1 ) 0 D ( 5 ) Class B Common Stock ( 7 ) 07/09/2021 J 890,802 ( 1 ) ( 7 ) ( 7 ) Class A Common Stock 890,802 ( 1 ) ( 1 ) 0 D ( 6 )

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other CHARLES F. DOLAN CHILDREN TRUST FBO DEBORAH DOLAN-SWEENEY C/O DOLAN FAMILY OFFICE 340 CROSSWAYS PARK DRIVE WOODBURY, NY11797 Member of 13(d) Group CHARLES F. DOLAN CHILDREN TRUST FBO JAMES L. DOLAN KNICKERBOCKER GROUP LLC PO BOX 420 OYSTER BAY, NY11771 Member of 13(d) Group CHARLES F. DOLAN CHILDREN TRUST FBO THOMAS C. DOLAN C/O DOLAN FAMILY OFFICE 340 CROSSWAYS PARK DRIVE WOODBURY, NY11797 Member of 13(d) Group CHARLES F. DOLAN CHILDREN TRUST FBO KATHLEEN M. DOLAN C/O RICHARD BACCARI MLC VENTURES LLC, PO BOX 1014 YORKTOWN HEIGHTS, NY10598 Member of 13(d) Group CHARLES F. DOLAN CHILDREN TRUST FBO MARIANNE DOLAN WEBER C/O RICHARD BACCARI MLC VENTURES LLC, PO BOX 1014 YORKTOWN HEIGHTS, NY10598 Member of 13(d) Group Signatures CHARLES F. DOLAN CHILDREN TRUST FBO DEBORAH DOLAN-SWEENEY By: /s/ Brian G. Sweeney, Attorney-in-Fact 07/13/2021 Signature of Reporting Person Date CHARLES F. DOLAN CHILDREN TRUST FBO JAMES L. DOLAN By: /s/ Brian G. Sweeney, Attorney-in-Fact 07/13/2021 Signature of Reporting Person Date CHARLES F. DOLAN CHILDREN TRUST FBO THOMAS C. DOLAN By: /s/ Brian G. Sweeney, Attorney-in-Fact 07/13/2021 Signature of Reporting Person Date CHARLES F. DOLAN CHILDREN TRUST FBO KATHLEEN M. DOLAN By: /s/ Brian G. Sweeney, Attorney-in-Fact 07/13/2021 Signature of Reporting Person D ate CHARLES F. DOLAN CHILDREN TRUST FBO MARIANNE DOLAN WEBER By: /s/ Brian G. Sweeney, Attorney-in-Fact 07/13/2021 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Represents shares of Class A Common Stock and Class B Common Stock, as applicable, of MSG Networks Inc. ("MSGN") disposed of as a result of the conversion of MSGN Class A Common Stock and MSGN Class B Common Stock to Class A Common Stock and Class B Common Stock, as applicable, of Madison Square Garden Entertainment Corp. ("MSGE") pursuant to the closing of the merger contemplated by the Agreement and Plan of Merger, dated as of March 25, 2021, by and among MSGE, Broadway Sub Inc. and MSGN (the "Merger"), calculated based on (x) the number of shares of MSGN Class A Common Stock or MSGN Class B Common Stock, respectively, multiplied by (y) 0.172, and rounded up to the next whole share. On July 8, 2021 (the day prior to the Merger), the closing price of one share of MSGE Class A Common Stock was $82.28. ( 2 )Securities owned solely by the Charles F. Dolan Children Trust FBO Deborah Dolan-Sweeney, which is a member of a "group" with the other reporting persons for purposes of Section 13(d) of the Exchange Act. Each of the other reporting persons disclaims beneficial ownership of these securities and this report shall not be deemed to be an admission that the other reporting persons are, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities. ( 3 )Securities owned solely by the Charles F. Dolan Children Trust FBO James L. Dolan, which is a member of a "group" with the other reporting persons for purposes of Section 13(d) of the Exchange Act. Each of the other reporting persons disclaims beneficial ownership of these securities and this report shall not be deemed to be an admission that the other reporting persons are, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities. ( 4 )Securities owned solely by the Charles F. Dolan Children Trust FBO Thomas C. Dolan, which is a member of a "group" with the other reporting persons for purposes of Section 13(d) of the Exchange Act. Each of the other reporting persons disclaims beneficial ownership of these securities and this report shall not be deemed to be an admission that the other reporting persons are, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities. ( 5 )Securities owned solely by the Charles F. Dolan Children Trust FBO Kathleen M. Dolan, which is a member of a "group" with the other reporting persons for purposes of Section 13(d) of the Exchange Act. Each of the other reporting persons disclaims beneficial ownership of these securities and this report shall not be deemed to be an admission that the other reporting persons are, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities. ( 6 )Securities owned solely by the Charles F. Dolan Children Trust FBO Marianne Dolan Weber, which is a member of a "group" with the other reporting persons for purposes of Section 13(d) of the Exchange Act. Each of the other reporting persons disclaims beneficial ownership of these securities and this report shall not be deemed to be an admission that the other reporting persons are, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities. ( 7 )The MSGN Class B Common Stock was convertible at the option of the holder on a share for share basis into MSGN Class A Common Stock.

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).

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