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 OF SECURITIES 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

OMB APPROVAL OMB Number: 3235-0287 Expires: January 31, 2005 Estimated average burden hours per response... 0.5

(Print or Type Responses)

1. Name and Address of Reporting Person * MARTINELLA JACQUES   2. Issuer Name and Ticker or Trading Symbol SIGMA DESIGNS INC [SIGM] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) VP of Engineering (Last) (First) (Middle) 1778 MCCARTHY BLVD. 3. Date of Earliest Transaction (Month/Day/Year) 02/19/2008 (Street) MILPITAS, CA 95035 4. If Amendment, Date 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 (City) (State) (Zip) 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 Common Stock 02/19/2008   M   6,000 A $ 9.89 29,382 D   Common Stock 02/19/2008   M   6,000 A $ 5.43 35,382 D   Common Stock 02/19/2008   M   5,000 A $ 3.4 40,382 D   Common Stock 02/19/2008   M   5,000 A $ 1.69 45,382 D   Common Stock 02/19/2008   S   100 D $ 42.08 45,282 D (1)   Common Stock 02/19/2008   S   1,100 D $ 42.48 44,182 D (1)   Common Stock 02/19/2008   S   100 D $ 42.51 44,082 D (1)   Common Stock 02/19/2008   S   100 D $ 42.53 43,982 D (1)   Common Stock 02/19/2008   S   1,000 D $ 42.64 42,982 D (1)   Common Stock 02/19/2008   S   200 D $ 42.7 42,782 D (1)   Common Stock 02/19/2008   S   600 D $ 42.71 42,182 D (1)   Common Stock 02/19/2008   S   300 D $ 42.72 41,882 D (1)   Common Stock 02/19/2008   S   600 D $ 42.75 41,282 D (1)   Common Stock 02/19/2008   S   400 D $ 42.77 40,882 D (1)   Common Stock 02/19/2008   S   5,100 D $ 42.79 35,782 D (1)   Common Stock 02/19/2008   S   300 D $ 42.8 35,482 D (1)   Common Stock 02/19/2008   S   400 D $ 42.84 35,082 D (1)   Common Stock 02/19/2008   S   100 D $ 42.8725 34,982 D (1)   Common Stock 02/19/2008   S   1,000 D $ 42.88 33,982 D (1)   Common Stock 02/19/2008   S   1,600 D $ 42.8825 32,382 D (1)   Common Stock 02/19/2008   S   400 D $ 42.89 31,982 D (1)   Common Stock 02/19/2008   S   100 D $ 42.895 31,882 D (1)   Common Stock 02/19/2008   S   100 D $ 42.8975 31,782 D (1)   Common Stock 02/19/2008   S   3,411 D $ 42.9 28,371 D (1)   Common Stock 02/19/2008   S   200 D $ 42.91 28,171 D (1)   Common Stock 02/19/2008   S   500 D $ 42.92 27,671 D (1)   Common Stock 02/19/2008   S   189 D $ 42.95 27,482 D (1)   Common Stock 02/19/2008   S   200 D $ 42.98 27,282 D (1)   Common Stock 02/19/2008   S   200 D $ 42.99 27,082 D (1)   Common Stock 02/19/2008   S   1,100 D $ 43 25,982 D (1)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
	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 control number.		SEC 1474 (9-02)

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 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
Employee Stock Option (Right to Buy)	$ 9.89	02/19/2008		M			6,000	(2)	(3)	Common Stock	6,000	$ 0	17,000	D
Employee Stock Option (Right to Buy)	$ 5.43	02/19/2008		M			6,000	(4)	(5)	Common Stock	6,000	$ 0	10,000	D
Employee Stock Option (Right to Buy)	$ 3.4	02/19/2008		M			5,000	(6)	(7)	Common Stock	5,000	$ 0	10,000	D
Employee Stock Option (Right to Buy)	$ 1.69	02/19/2008		M			5,000	(8)	(9)	Common Stock	27,240	$ 0	1,000	D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
MARTINELLA JACQUES 1778 MCCARTHY BLVD. MILPITAS, CA 95035			VP of Engineering

Signatures

/s/ Jacques Martinella		02/21/2008
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.
(2)	The 30,000 shares initially underlying this option began vesting on 10/18/2005 and vest as follows: (i) 20% on 10/18/2006; and (ii) the remaining 80% in equal monthly installments over the ensuing 48 months following 10/18/2006.
(3)	The reported option expires in accordance with the following schedule: the right to buy (a) 6,000 shares expires on 3/15/2008; (b) 6,000 shares expires on 3/15/2009; (c) 6,000 shares expires on 3/15/2010; and (d) the remaining 5,000 shares expires on 3/15/2011.
(4)	The 30,000 shares initially underlying this option began vesting on 8/9/2004 and vest as follows: (i) 20% on 8/9/2005; and (ii) the remaining 80% in equal monthly installments over the ensuing 48 months following 8/9/2005.
(5)	The reported option expires in accordance with the following schedule: the right to buy (a) 6,000 shares expires on 3/15/2008; (b) 6,000 shares expires on 3/15/2009; and (c) the remaining 4,000 shares expires on 3/15/2010.
(6)	The 25,000 shares initially underlying this option began vesting on 2/20/2003 and vest as follows: (i) 20% on 2/20/2004; and (ii) the remaining 80% in equal monthly installments over the ensuing 48 months following 2/20/2004.
(7)	The reported option expires in accordance with the following schedule: the right to buy (a) 5,000 shares expires on 3/15/2008; (b) 834 shares expires on 3/15/2009; and (c) the remaining 9,166 shares expires on 2/20/2013.
(8)	The 30,000 shares initially underlying this option began vesting on 10/18/2002 and vest as follows: (i) 20% on 10/18/2003; and (ii) the remaining 80% in equal monthly installments over the ensuing 48 months following 10/18/2003.
(9)	The reported option expires in accordance with the following schedule: the right to buy (a) 5,000 shares expires on 3/15/2008; and (b) the remaining 1,000 shares expires on 10/1/2012.
Remarks: This Form 4 is 1 of 2 Form 4s filed on this date for Jacques Martinella.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.