<SEC-DOCUMENT>0001213900-25-026596.txt : 20250331
<SEC-HEADER>0001213900-25-026596.hdr.sgml : 20250331
<ACCEPTANCE-DATETIME>20250331211956
ACCESSION NUMBER:		0001213900-25-026596
CONFORMED SUBMISSION TYPE:	4/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250312
FILED AS OF DATE:		20250331
DATE AS OF CHANGE:		20250331

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SUBIN NEIL S
		CENTRAL INDEX KEY:			0001201333
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-40985
		FILM NUMBER:		25796137

	MAIL ADDRESS:	
		STREET 1:		2336 S.E. OCEAN BOULEVARD, #400
		CITY:			STUART
		STATE:			FL
		ZIP:			34996

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NEXTNAV INC.
		CENTRAL INDEX KEY:			0001865631
		STANDARD INDUSTRIAL CLASSIFICATION:	SEARCH, DETECTION, NAVIGATION, GUIDANCE, AERONAUTICAL SYS [3812]
		ORGANIZATION NAME:           	04 Manufacturing
		EIN:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		11911 FREEDOM DRIVE
		STREET 2:		STE 200
		CITY:			RESTON
		STATE:			VA
		ZIP:			20190
		BUSINESS PHONE:		800-775-0982

	MAIL ADDRESS:	
		STREET 1:		11911 FREEDOM DRIVE
		STREET 2:		STE 200
		CITY:			RESTON
		STATE:			VA
		ZIP:			20190

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Spartacus Acquisition Shelf Corp.
		DATE OF NAME CHANGE:	20210603
</SEC-HEADER>
<DOCUMENT>
<TYPE>4/A
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4/A</documentType>

    <periodOfReport>2025-03-12</periodOfReport>

    <dateOfOriginalSubmission>2025-03-14</dateOfOriginalSubmission>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001865631</issuerCik>
        <issuerName>NEXTNAV INC.</issuerName>
        <issuerTradingSymbol>NN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001201333</rptOwnerCik>
            <rptOwnerName>SUBIN NEIL S</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>11911 FREEDOM DR., STE. 200</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>RESTON</rptOwnerCity>
            <rptOwnerState>VA</rptOwnerState>
            <rptOwnerZipCode>20190</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>5.00% Senior Secured Convertible Notes due 2028</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>12.56</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2025-03-12</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>501592</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>6300000</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2025-03-27</value>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <value>2028-06-30</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>501592</value>
                    <footnoteId id="F1"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>501592</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Persian Road I, LP</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">This Form 4/A is being filed to correct (1) the number of derivative securities acquired, in Column 5 of Table II; (2) the number of shares underlying derivative security, in Column 7 of Table II; and (3) the number of derivative securities beneficially owned following reported transaction, in Column 9 of Table II, which were inadvertently reported incorrectly on the reporting person's Form 4 filed with the U.S. Securities and Exchange Commission on March 14, 2025.</footnote>
        <footnote id="F2">Pursuant to a Note Purchase Agreement with NextNav Inc. (the &quot;Issuer&quot;), dated March 12, 2025 (the &quot;NPA&quot;), the reporting person, through Persian Road I, LP, a limited partnership managed by the
reporting person, purchased $6,300,000 aggregate principal amount of the Issuer's 5.00% Senior Secured Convertible Notes due 2028 (the &quot;2028 Notes&quot;), at a price of 100% of the principal amount.
The 2028 Notes are convertible, as of the date the 2028 Notes are issued upon the closing of the NPA on March 27, 2025, into the Issuer's shares of common stock at a price of $12.56 per share, and
shall mature on June 30, 2028.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Christian Gates by power of attorney</signatureName>
        <signatureDate>2025-03-31</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
