<SEC-DOCUMENT>0001209191-17-018033.txt : 20170303
<SEC-HEADER>0001209191-17-018033.hdr.sgml : 20170303
<ACCEPTANCE-DATETIME>20170303190455
ACCESSION NUMBER:		0001209191-17-018033
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20170302
FILED AS OF DATE:		20170303
DATE AS OF CHANGE:		20170303

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NEKTAR THERAPEUTICS
		CENTRAL INDEX KEY:			0000906709
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				943134940
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		455 MISSION BAY BOULEVARD SOUTH
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94158
		BUSINESS PHONE:		4154825300

	MAIL ADDRESS:	
		STREET 1:		455 MISSION BAY BOULEVARD SOUTH
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94158

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INHALE THERAPEUTIC SYSTEMS INC
		DATE OF NAME CHANGE:	19980723

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INHALE THERAPEUTIC SYSTEMS
		DATE OF NAME CHANGE:	19940303

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Labrucherie Gil M
		CENTRAL INDEX KEY:			0001394875

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-24006
		FILM NUMBER:		17666059

	MAIL ADDRESS:	
		STREET 1:		150 INDUSTRIAL ROAD
		CITY:			SAN CARLOS
		STATE:			CA
		ZIP:			94070
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
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        <issuerTradingSymbol>NKTR</issuerTradingSymbol>
    </issuer>

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            <rptOwnerStreet1>C/O NEKTAR THERAPEUTICS</rptOwnerStreet1>
            <rptOwnerStreet2>455 MISSION BAY BOULEVARD SOUTH</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94158</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>SVP &amp; Chief Financial Officer</officerTitle>
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                <transactionPricePerShare>
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    <derivativeTable>
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                <footnoteId id="F1"/>
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                </transactionShares>
                <transactionPricePerShare>
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                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
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                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2013-06-10</value>
            </exerciseDate>
            <expirationDate>
                <value>2017-06-09</value>
            </expirationDate>
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                <underlyingSecurityTitle>
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                    <value>D</value>
                </transactionAcquiredDisposedCode>
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            <exerciseDate>
                <value>2013-11-18</value>
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                <value>2017-11-17</value>
            </expirationDate>
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                <underlyingSecurityTitle>
                    <value>Common Stock</value>
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    <footnotes>
        <footnote id="F1">This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by Mr. Labrucherie on March 14, 2016 related to 175,000 stock options scheduled to expire on June 9, 2017.</footnote>
        <footnote id="F2">This number includes 997 shares held by the reporting person in the Issuer's 401(K) plan and 2,750 shares held by the reporting person in the Issuer's ESPP plan. The acquisition of these shares under both plans is exempt under Rule 16b-3(c).</footnote>
        <footnote id="F3">This transaction was executed in multiple trades at prices ranging from $15.00 to $15.59. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide full information regarding the number of shares and the prices at which the transactions were effected upon request to the SEC staff, the issuer, or a security holder of the issuer.</footnote>
        <footnote id="F4">This transaction was executed in multiple trades at prices ranging from $15.00 to $15.40. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide full information regarding the number of shares and the prices at which the transactions were effected upon request to the SEC staff, the issuer, or a security holder of the issuer.</footnote>
        <footnote id="F5">This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by Mr. Labrucherie on March 14, 2016 related to 25,000 stock options scheduled to expire on November 17, 2017.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Mark A. Wilson, Attorney-in-Fact</signatureName>
        <signatureDate>2017-03-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</DOCUMENT>
</SEC-DOCUMENT>
