<SEC-DOCUMENT>0000950170-24-129771.txt : 20241121
<SEC-HEADER>0000950170-24-129771.hdr.sgml : 20241121
<ACCEPTANCE-DATETIME>20241121165804
ACCESSION NUMBER:		0000950170-24-129771
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20241119
FILED AS OF DATE:		20241121
DATE AS OF CHANGE:		20241121

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Olson Jon A
		CENTRAL INDEX KEY:			0001331263
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39560
		FILM NUMBER:		241485256

	MAIL ADDRESS:	
		STREET 1:		2100 LOGIC DRIVE
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95124

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Rocket Lab USA, Inc.
		CENTRAL INDEX KEY:			0001819994
		STANDARD INDUSTRIAL CLASSIFICATION:	GUIDED MISSILES & SPACE VEHICLES & PARTS [3760]
		ORGANIZATION NAME:           	04 Manufacturing
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		3881 MCGOWEN STREET
		CITY:			LONG BEACH
		STATE:			CA
		ZIP:			90808
		BUSINESS PHONE:		714-465-5737

	MAIL ADDRESS:	
		STREET 1:		3881 MCGOWEN STREET
		CITY:			LONG BEACH
		STATE:			CA
		ZIP:			90808

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Vector Acquisition Corp
		DATE OF NAME CHANGE:	20200803
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>ownership.xml
<DESCRIPTION>4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2024-11-19</periodOfReport>

    <issuer>
        <issuerCik>0001819994</issuerCik>
        <issuerName>Rocket Lab USA, Inc.</issuerName>
        <issuerTradingSymbol>RKLB</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001331263</rptOwnerCik>
            <rptOwnerName>Olson Jon A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O ROCKET LAB USA, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>3881 MCGOWEN STREET</rptOwnerStreet2>
            <rptOwnerCity>LONG BEACH</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90808</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>true</isDirector>
            <isOfficer>false</isOfficer>
            <isTenPercentOwner>false</isTenPercentOwner>
            <isOther>false</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>false</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2024-11-19</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>false</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>50000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>20.6863</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>432275</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.6700 to $20.7050, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Arjun Kampani, as Attorney-in-Fact for Jon A. Olson</signatureName>
        <signatureDate>2024-11-21</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
