<SEC-DOCUMENT>0001123292-19-000735.txt : 20190508
<SEC-HEADER>0001123292-19-000735.hdr.sgml : 20190508
<ACCEPTANCE-DATETIME>20190508200856
ACCESSION NUMBER:		0001123292-19-000735
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20190508
FILED AS OF DATE:		20190508
DATE AS OF CHANGE:		20190508

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Webster Stephen W
		CENTRAL INDEX KEY:			0001438421

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38905
		FILM NUMBER:		19808415

	MAIL ADDRESS:	
		STREET 1:		C/O OPTIMER PHARMACEUTICALS, INC
		STREET 2:		101 HUDSON STREET
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			07302

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NextCure, Inc.
		CENTRAL INDEX KEY:			0001661059
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				475231247
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		9000 VIRGINIA MANOR ROAD, SUITE 200
		CITY:			BELTSVILLE
		STATE:			MD
		ZIP:			20705
		BUSINESS PHONE:		240-399-4900

	MAIL ADDRESS:	
		STREET 1:		9000 VIRGINIA MANOR ROAD, SUITE 200
		CITY:			BELTSVILLE
		STATE:			MD
		ZIP:			20705
</SEC-HEADER>
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<TYPE>3
<SEQUENCE>1
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<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
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<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2019-05-08</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001661059</issuerCik>
        <issuerName>NextCure, Inc.</issuerName>
        <issuerTradingSymbol>NXTC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001438421</rptOwnerCik>
            <rptOwnerName>Webster Stephen W</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O NEXTCURE, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>9000 VIRGINIA MANOR ROAD, SUITE 200</rptOwnerStreet2>
            <rptOwnerCity>BELTSVILLE</rptOwnerCity>
            <rptOwnerState>MD</rptOwnerState>
            <rptOwnerZipCode>20705</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <footnotes></footnotes>

    <remarks>Exhibit 24 - Power of Attorney</remarks>

    <ownerSignature>
        <signatureName>/s/Steven P. Cobourn, as attorney-in-fact for Stephen W. Webster</signatureName>
        <signatureDate>2019-05-08</signatureDate>
    </ownerSignature>
</ownershipDocument>
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<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>poawebster.htm
<TEXT>
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  <head>
    <title></title>
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         Copyright 1995 - 2019 Broadridge -->
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<body style="font-family: 'Times New Roman', Times, serif; font-size: 10pt;" bgcolor="#ffffff" text="#000000">
  <div>
    <div style="text-align: center; font-family: 'Times New Roman', Times, serif; font-size: 10pt; font-weight: bold;">NEXTCURE, INC.</div>
    <div><br>
    </div>
    <div style="text-align: center;"><font style="font-size: 10pt; font-family: 'Times New Roman', Times, serif; font-weight: bold;">SECTION 16</font></div>
    <div style="text-align: center;"><font style="font-size: 10pt; font-family: 'Times New Roman', Times, serif; font-weight: bold;">POWER OF ATTORNEY</font></div>
    <div><br>
    </div>
    <div style="text-align: justify; text-indent: 36pt;"><font style="font-size: 10pt; font-family: 'Times New Roman', Times, serif;">Know all by these presents, that the undersigned hereby constitutes and appoints each of Michael Richman, Steven P. Coburn
        and Timothy Mayer, Ph.D. the undersigned&#8217;s true and lawful attorney-in-fact to:</font></div>
    <div><br>
    </div>
    <div style="text-align: justify;">
      <div>
        <table style="font-family: 'Times New Roman', Times, serif; font-size: 10pt; width: 100%;" class="DSPFListTable" id="za669b019290e421383cddf4a9b6cfd70" cellpadding="0" cellspacing="0">

            <tr>
              <td style="width: 36pt;"><br>
              </td>
              <td style="width: 36pt; vertical-align: top; align: right;"><font style="font-size: 10pt; font-family: 'Times New Roman', Times, serif;">(1)</font></td>
              <td style="width: auto; vertical-align: top; text-align: justify;">
                <div><font style="font-size: 10pt; font-family: 'Times New Roman', Times, serif;">execute for and on behalf of the undersigned, in the undersigned&#8217;s capacity as an officer and/or director of NextCure, Inc. (the &#8220;Company&#8221;), Forms 3, 4 and 5
                    in accordance with Section 16(a) of the Securities Exchange Act of 1934, as amended, and the rules thereunder;</font></div>
              </td>
            </tr>

        </table>
      </div>
    </div>
    <div><br>
    </div>
    <div style="text-align: justify;">
      <div>
        <table style="font-family: 'Times New Roman', Times, serif; font-size: 10pt; width: 100%;" class="DSPFListTable" id="z2b828f58c5f44cb79a38fe7c18ffe19c" cellpadding="0" cellspacing="0">

            <tr>
              <td style="width: 36pt;"><br>
              </td>
              <td style="width: 36pt; vertical-align: top; align: right;"><font style="font-size: 10pt; font-family: 'Times New Roman', Times, serif;">(2)</font></td>
              <td style="width: auto; vertical-align: top; text-align: justify;">
                <div><font style="font-size: 10pt; font-family: 'Times New Roman', Times, serif;">do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete and execute any such Form 3, 4, or 5 and
                    timely file such form with the United States Securities and Exchange Commission and any stock exchange or similar authority; and</font></div>
              </td>
            </tr>

        </table>
      </div>
    </div>
    <div><br>
    </div>
    <div style="text-align: justify;">
      <div>
        <table style="font-family: 'Times New Roman', Times, serif; font-size: 10pt; width: 100%;" class="DSPFListTable" id="zda74bd3318d94ca692e88eaac81522f8" cellpadding="0" cellspacing="0">

            <tr>
              <td style="width: 36pt;"><br>
              </td>
              <td style="width: 36pt; vertical-align: top; align: right;"><font style="font-size: 10pt; font-family: 'Times New Roman', Times, serif;">(3)</font></td>
              <td style="width: auto; vertical-align: top; text-align: justify;">
                <div><font style="font-size: 10pt; font-family: 'Times New Roman', Times, serif;">take any other action of any type whatsoever in connection with the foregoing which, in the opinion of such attorney-in-fact, may be of benefit to, in the
                    best interest of, or legally required by, the undersigned, it being understood that the documents executed by such attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain
                    such terms and conditions as such attorney-in-fact may approve in such attorney-in-fact&#8217;s discretion.</font></div>
              </td>
            </tr>

        </table>
      </div>
    </div>
    <div><br>
    </div>
    <div style="text-align: justify; text-indent: 36pt;"><font style="font-size: 10pt; font-family: 'Times New Roman', Times, serif;">The undersigned hereby grants to each such attorney-in-fact full power and authority to do and perform any and every act
        and thing whatsoever requisite, necessary, or proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as the undersigned might or could do if personally present, with full power of
        substitution or revocation, hereby ratifying and confirming all that such attorney-in-fact, or such attorney-in-fact&#8217;s substitute or substitutes, shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers
        herein granted.<font style="font-size: 10pt; font-family: 'Times New Roman', Times, serif; font-weight: bold; font-style: italic;"> The undersigned acknowledges that the foregoing attorneys-in-fact, in serving in such capacity at the request of the
          undersigned, are not assuming, nor is the Company assuming, any of the undersigned&#8217;s responsibilities to comply with Section 16 of the Securities Exchange Act of 1934, as amended.</font></font></div>
    <div><br>
    </div>
    <div style="text-align: justify; text-indent: 36pt;"><font style="font-size: 10pt; font-family: 'Times New Roman', Times, serif;">This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file Forms 3,
        4, and 5 with respect to the undersigned&#8217;s holdings of and transactions in securities issued by the Company, unless earlier revoked by the undersigned in a signed writing delivered to the foregoing attorneys-in-fact.</font></div>
    <div><br>
    </div>
    <div style="text-align: justify; text-indent: 36pt;"><font style="font-size: 10pt; font-family: 'Times New Roman', Times, serif;">IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 2nd day of May 2019.</font></div>
    <div style="text-align: justify; text-indent: 36pt;"><font style="font-size: 10pt; font-family: 'Times New Roman', Times, serif;"> <br>
      </font></div>
    <div style="text-align: right; text-indent: 36pt;"><u>/s/ Stephen W. Webster&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; <br>
      </u></div>
    <div style="text-align: right; text-indent: 36pt;">Stephen W. Webster&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; <font style="font-size: 10pt; font-family: &quot;Times New Roman&quot;,Times,serif;"><br>
      </font></div>
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