<SEC-DOCUMENT>0001209191-21-025908.txt : 20210407
<SEC-HEADER>0001209191-21-025908.hdr.sgml : 20210407
<ACCEPTANCE-DATETIME>20210407170954
ACCESSION NUMBER:		0001209191-21-025908
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210405
FILED AS OF DATE:		20210407
DATE AS OF CHANGE:		20210407

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Trizzino John
		CENTRAL INDEX KEY:			0001468534

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-26770
		FILM NUMBER:		21812884

	MAIL ADDRESS:	
		STREET 1:		9920 BELWARD CAMPUS DRIVE
		CITY:			ROCKVILLE
		STATE:			MD
		ZIP:			20850

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NOVAVAX INC
		CENTRAL INDEX KEY:			0001000694
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		IRS NUMBER:				222816046
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		21 FIRSTFIELD ROAD
		CITY:			GAITHERSBURG
		STATE:			MD
		ZIP:			20878
		BUSINESS PHONE:		240-268-2000

	MAIL ADDRESS:	
		STREET 1:		21 FIRSTFIELD ROAD
		CITY:			GAITHERSBURG
		STATE:			MD
		ZIP:			20878
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
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            <rptOwnerState>MD</rptOwnerState>
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            <officerTitle>EVP, Chief Commercial Officer</officerTitle>
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            <transactionDate>
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                <transactionPricePerShare>
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                <transactionAcquiredDisposedCode>
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                <value></value>
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                <transactionShares>
                    <value>2083</value>
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                <transactionPricePerShare>
                    <value>0.00</value>
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                    <value>D</value>
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                    <value>D</value>
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            <securityTitle>
                <value>Stock Appreciation Right</value>
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                <value>5.95</value>
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                <value></value>
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                <transactionShares>
                    <value>383</value>
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                <transactionPricePerShare>
                    <value>0.00</value>
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                <transactionAcquiredDisposedCode>
                    <value>D</value>
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                <value>2029-09-26</value>
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                    <value>Common Stock</value>
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    <footnotes>
        <footnote id="F1">The transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.</footnote>
        <footnote id="F2">The reporting person received 191 shares of common stock upon the net exercise of 383 stock appreciation rights. The reporting person forfeited 13 shares of common stock underlying the stock appreciation rights representing the base value and 179 shares of common stock underlying the stock appreciation rights to satisfy the withholding tax obligations resulting from the exercise, using the closing stock price on April 5, 2021 of $177.29.</footnote>
        <footnote id="F3">Twenty-five percent (25%) of the shares subject to this option grant under the Novavax, Inc. Amended and Restated 2015 Stock Incentive Plan, as amended (the &quot;Plan&quot;) vested on the first anniversary of the December 15, 2017 grant date, and the remaining seventy-five percent (75%) of the shares vested or will vest in equal monthly installments over the following three (3) years subject to continued employment through such vesting date.</footnote>
        <footnote id="F4">Twenty-five percent (25%) of the shares subject to this option grant under the Plan vested on the first anniversary of the December 13, 2018 grant date, and the remaining seventy-five percent (75%) of the shares vested or will vest in equal monthly installments over the following three (3) years subject to continued employment through such vesting date.</footnote>
        <footnote id="F5">Twenty-five percent (25%) of the shares subject to this option grant under the Plan vested on the first anniversary of the September 26, 2019 grant date, and the remaining seventy-five percent (75%) of the shares vested or will vest in equal monthly installments over the following three (3) years subject to continued employment through such vesting date.</footnote>
        <footnote id="F6">Twenty-five percent (25%) of the shares subject to this stock appreciation right grant under the Plan vested on the first anniversary of the September 26, 2019 grant date, and the remaining seventy-five percent (75%) of the shares vested or will vest in equal monthly installments over the following three (3) years subject to continued employment through such vesting date.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ John A. Herrmann III, Attorney-in-Fact</signatureName>
        <signatureDate>2021-04-07</signatureDate>
    </ownerSignature>
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</SEC-DOCUMENT>
