Sec Form 4 Filing - DOLAN CHARLES F @ CABLEVISION SYSTEMS CORP /NY - 2015-09-11

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 DOLAN CHARLES F 2. Issuer Name and Ticker or Trading Symbol CABLEVISION SYSTEMS CORP /NY [ CVC] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director X __ 10% Owner X __ Officer (give title below) X __ Other (specify below) Chairman/Member of 13D Group (Last) (First) (Middle) C/O DOLAN FAMILY OFFICE, 340 CROSSWAYS PARK DRIVE 3. Date of Earliest Transaction (MM/DD/YY) 09/11/2015 (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

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 Cablevision NY Group Class B Common Stock ( 1 ) 09/11/2015 G V 10,693,686 ( 1 ) ( 1 ) Cablevision NY Group Class A Common Stock 10,693,686 $ 0 ( 2 ) 0 I ( 3 ) ( 4 ) By CFD 2009 Revocable Trust Cablevision NY Group Class B Common Stock ( 1 ) 09/11/2015 G V 10,693,686 ( 1 ) ( 1 ) Cablevision NY Group Class A Common Stock 10,693,686 $ 0 ( 2 ) 10,693,686 I ( 4 ) ( 5 ) By CFD 2015 GRAT #1C Cablevision NY Group Class B Common Stock ( 1 ) 09/11/2015 G V 7,800,000 ( 1 ) ( 1 ) Cablevision NY Group Class A Common Stock 7,800,000 $ 0 ( 2 ) 0 I ( 6 ) ( 7 ) By 2009 HAD Revocable Trust Cablevision NY Group Class B Common Stock ( 1 ) 09/11/2015 G V 7,800,000 ( 1 ) ( 1 ) Cablevision NY Group Class A Common Stock 7,800,000 $ 0 ( 2 ) 7,800,000 I ( 7 ) ( 8 ) By HAD 2015 GRAT #1C

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other DOLAN CHARLES F C/O DOLAN FAMILY OFFICE 340 CROSSWAYS PARK DRIVE WOODBURY, NY11797 X X Chairman Member of 13D Group DOLAN HELEN A C/O DOLAN FAMILY OFFICE 340 CROSSWAYS PARK DRIVE WOODBURY, NY11797 X Member of 13D Group Signatures /s/ Renzo Mori, as Attorney-in-Fact for Charles F. Dolan 09/17/2015 Signature of Reporting Person Date /s/ Renzo Mori, as Attorney-in-Fact for Helen A. Dolan 09/17/2015 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Cablevision NY Group Class B Common Stock (the "Class B Common Stock") of the Issuer is convertible at the option of the holder on a share for share basis into Cablevision NY Group Class A Common Stock (the "Class A Common Stock") of the Issuer. ( 2 )Gift. ( 3 )Charles F. Dolan is the sole trustee and beneficiary of the Charles F. Dolan 2009 Revocable Trust. ( 4 )Helen A. Dolan disclaims beneficial ownership of these securities and this report shall not be deemed to be an admission that she is, for purposes of Section 16 or for any other purpose, the beneficial owner of such securities. ( 5 )These securities are owned solely by the Charles F. Dolan 2015 Grantor Retained Annuity Trust #1C. Charles F. Dolan is the sole trustee and beneficiary of the trust. ( 6 )Helen A. Dolan is the sole trustee and beneficiary of the Helen A. Dolan 2009 Revocable Trust. ( 7 )Charles F. Dolan disclaims beneficial ownership of these securities and this report shall not be deemed to be an admission that he is, for purposes of Section 16 or for any other purpose, the beneficial owner of such securities. ( 8 )These securities are owned solely by the Helen A. Dolan 2015 Grantor Retained Annuity Trust #1C. Helen A. Dolan is the sole trustee and beneficiary of the trust.

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).

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