SEC Form 4

FORM 4		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 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* Srinivasan Varadarajan (Last) (First) (Middle) 3975 FREEDOM CIRCLE 9TH FLOOR (Street) SANTA CLARA CA 95054 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol NETLOGIC MICROSYSTEMS INC [ NETL ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner X Officer (give title below) Other (specify below) Vice President and CTO
	3. Date of Earliest Transaction (Month/Day/Year) 02/11/2011
	4. 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 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	02/11/2011		M		3,457(1)	A	$11.97(1)	112,494	D
Common Stock	02/11/2011		M		8,216(2)	A	$15.145(2)	120,710	D
Common Stock	02/11/2011		M		1,924(3)	A	$13.93(3)	122,634	D
Common Stock	02/11/2011		S		13,597	D	$40.0433(4)	109,037	D

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 Securities Underlying Derivative Security (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: 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
Stock Option (right to buy)	$11.97(1)	02/11/2011		M			3,457(1)	01/30/2008	01/29/2017	Common Shares	3,457(1)	$0	0	D
Stock Option (right to buy)	$15.145(2)	02/11/2011		M			8,216(2)	06/05/2008	06/04/2017	Common Shares	8,216(2)	$0	0	D
Stock Option (right to buy)	$13.93(3)	02/11/2011		M			1,924(3)	01/07/2009	01/06/2018	Common Shares	23,100(3)	$0	21,176(3)	D

Explanation of Responses:

1. On February 16, 2010, NetLogic Microsystems Inc. declared a stock dividend, payable to all holders of record of common stock on March 5, 2010, of one share of common stock for each share of common stock outstanding. As a result, and pursuant to anti-dilution provisions of NetLogic Microsystems' equity incentive plans, this option which was previously reported as an option for 1,297 shares of common stock at an exercise price of $23.94 per share, was adjusted to 3,457 shares of common stock at an exercise price of $11.97 per share.

2. On February 16, 2010, NetLogic Microsystems Inc. declared a stock dividend, payable to all holders of record of common stock on March 5, 2010, of one share of common stock for each share of common stock outstanding. As a result, and pursuant to anti-dilution provisions of NetLogic Microsystems' equity incentive plans, this option which was previously reported as an option for 4,108 shares of common stock at an exercise price of $30.29 per share, was adjusted to 8,216 shares of common stock at an exercise price of $15.145 per share.

3. On February 16, 2010, NetLogic Microsystems Inc. declared a stock dividend, payable to all holders of record of common stock on March 5, 2010, of one share of common stock for each share of common stock outstanding. As a result, and pursuant to anti-dilution provisions of NetLogic Microsystems' equity incentive plans, this option which was previously reported as an option for 11,550 shares of common stock at an exercise price of $27.86 per share, was adjusted to 23,100 shares of common stock at an exercise price of $13.93 per share.

4. The shares sold on this date were sold in multiple transactions. This price is the weighted average sales price per share of all shares sold on this date; the actual sale prices per share range from $40.00 to $40.121. The number of shares sold at each separate price will be provided upon request by the Securities and Exchange Commission, NetLogic Microsystems, or a security holder of NetLogic Microsystems.

	/s/ Roland B. Cortes, by power of attorney	02/15/2011
	** 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 4 (b)(v).
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