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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 M6tdxGIEGBh1iekTURUy8GpOImPwLLlx6wAYpA97QEKNx7I3IsFQJByxZwOnTrRU
 fhW9+6nNAtjpvcwvWC3WSA==

<SEC-DOCUMENT>0001181431-09-054988.txt : 20091203
<SEC-HEADER>0001181431-09-054988.hdr.sgml : 20091203
<ACCEPTANCE-DATETIME>20091203184701
ACCESSION NUMBER:		0001181431-09-054988
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20091201
FILED AS OF DATE:		20091203
DATE AS OF CHANGE:		20091203

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GODINHO NORMAN
		CENTRAL INDEX KEY:			0001295890

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-50838
		FILM NUMBER:		091221407

	MAIL ADDRESS:	
		STREET 1:		12250 MENALTO DRIVE
		CITY:			LOS ALTOS HILLS
		STATE:			CA
		ZIP:			94022

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NETLOGIC MICROSYSTEMS INC
		CENTRAL INDEX KEY:			0001135711
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				770455244
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1875 CHARLESTON ROAD
		CITY:			MOUNTAIN VIEW
		STATE:			CA
		ZIP:			94043
		BUSINESS PHONE:		6509616676

	MAIL ADDRESS:	
		STREET 1:		1875 CHARLESTON ROAD
		CITY:			MOUTAIN VIEW
		STATE:			CA
		ZIP:			94043
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd258919.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2009-12-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001135711</issuerCik>
        <issuerName>NETLOGIC MICROSYSTEMS INC</issuerName>
        <issuerTradingSymbol>NETL</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001295890</rptOwnerCik>
            <rptOwnerName>GODINHO NORMAN</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1875 CHARLESTON RD.</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MOUNTAIN VIEW</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94043</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2009-12-01</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>85206</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>42.1502</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2198949</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See footnote 2</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">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 $42.00 to $42.68. 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.</footnote>
        <footnote id="F2">These shares are held by Global Link 1 Capital, a charitable remainder unitrust. The reporting person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein. The inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of all of the reported shares for purposes of Section 16 of the Securities Exchange Act of 1934 or for any other purpose.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Roland Cortes, by power of attorney</signatureName>
        <signatureDate>2009-12-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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