SEC FORM 3

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

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1. Name and Address of Reporting Person^*

Andersen Raymond

(Last)

(First)

(Middle)

1111 STEWART AVENUE

(Street)

BETHPAGE

11714

(City)

(State)

(Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
06/03/2004

3. Issuer Name and Ticker or Trading Symbol
CABLEVISION SYSTEMS CORP /NY [ CVC ]

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

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

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)
Cablevision NY Group Class A common stock⁽¹⁾	67,825	D
Cablevision NY Group Class A common stock	3,293.4163	I	401(k) plan
Cablevision NY Group Class A common stock	3,325	D

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)
Options (Right to Buy)⁽²⁾	05/31/2003	06/01/2010	Cablevision NY Group Class A common stock	13,695	$15.568	D
Options (Right to Buy)⁽²⁾	05/29/2001	05/30/2008	Cablevision NY Group Class A common stock	3,373	$6.8829	D
Stock Appreciation Rights⁽³⁾	05/31/2003	06/01/2010	Cablevision NY Group Class A common stock	13,695	$15.568	D
Stock Appreciation Rights⁽³⁾	05/29/2001	05/30/2008	Cablevision NY Group Class A common stock	3,373	$6.8829	D

Explanation of Responses:

1. Grant of restricted shares of Class A common stock pursuant to the Company's tender offer on March 10, 2003 under Section 13(E)(1) of the Securities and Exchange Act of 1934. All the shares will become fully vested and unrestricted on the 4th anniversary of the date of the grant.

2. Grant of options under the Employee Stock Plan, exempt under the Rule 16b-3, including rights to have shares withheld in satisfaction of tax withholding obligations. All the options have vested as of the date of this filing.

3. Grant of stock appreciation rights under the Employee Stock Plan, exempt under the Rule 16b-3. All the stock appreciation rights have vested as of the date of this filing.

Remarks:

	Raymond Andersen	06/03/2004
	** 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.