<SEC-DOCUMENT>0001104659-20-108447.txt : 20200924
<SEC-HEADER>0001104659-20-108447.hdr.sgml : 20200924
<ACCEPTANCE-DATETIME>20200924215033
ACCESSION NUMBER:		0001104659-20-108447
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20200924
FILED AS OF DATE:		20200924
DATE AS OF CHANGE:		20200924

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Vector Acquisition Partners, L.P.
		CENTRAL INDEX KEY:			0001819912
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39560
		FILM NUMBER:		201196681

	BUSINESS ADDRESS:	
		STREET 1:		ONE MARKET STREET, 23RD FLOOR
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94105
		BUSINESS PHONE:		415-293-5000

	MAIL ADDRESS:	
		STREET 1:		ONE MARKET STREET, 23RD FLOOR
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94105

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Vector Acquisition Corp
		CENTRAL INDEX KEY:			0001819994
		STANDARD INDUSTRIAL CLASSIFICATION:	BLANK CHECKS [6770]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		C/O VECTOR ACQUISITION PARTNERS, L.P.
		STREET 2:		ONE MARKET STREET, 23RD FLOOR
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94105
		BUSINESS PHONE:		415-293-5000

	MAIL ADDRESS:	
		STREET 1:		C/O VECTOR ACQUISITION PARTNERS, L.P.
		STREET 2:		ONE MARKET STREET, 23RD FLOOR
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94105
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>a3.xml
<DESCRIPTION>3
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2020-09-24</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001819994</issuerCik>
        <issuerName>Vector Acquisition Corp</issuerName>
        <issuerTradingSymbol>VACQ</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001819912</rptOwnerCik>
            <rptOwnerName>Vector Acquisition Partners, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O VECTOR ACQUISITION CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>ONE MARKET ST., STEUART TOWER,23RD FLOOR</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94105</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Class B ordinary shares</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F1"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A ordinary shares</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>8575000</value>
                    <footnoteId id="F2"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                    <footnoteId id="F3"/>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">As described in the issuer's registration statement on Form S-1 (File No. 333-248665) under the heading &quot;Description of Securities-Founder Shares&quot;, the Class B ordinary shares, par value $0.0001 per share, will automatically convert into Class A ordinary shares, par value $0.0001 per share, of the issuer at the time of the issuer's initial business combination, or earlier at the option of the holder, on a one-for-one basis, subject to adjustment for share splits, share capitalizations, reorganizations, recapitalizations and the like, and certain anti-dilution rights and have no expiration date.</footnote>
        <footnote id="F2">The Class B ordinary shares beneficially owned by the reporting person include up to 1,125,000 shares that are subject to forfeiture to the extent the underwriters of the initial public offering of the issuer's securities do not exercise in full their over-allotment option as described in the issuer's registration statement.</footnote>
        <footnote id="F3">This Form 3 is being filed by Vector Acquisition Partners, L.P. (the &quot;Sponsor&quot;). The Sponsor is controlled by Vector Capital Partners V, Ltd. (the &quot;General Partner&quot;), its general partner. Accordingly, all of the shares held by the Sponsor may be deemed to be beneficially held by the General Partner.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Alex Slusky, as Authorized Signatory on Behalf of Vector Capital Partners V, Ltd., its General Partner</signatureName>
        <signatureDate>2020-09-24</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
