<SEC-DOCUMENT>0001179110-21-010138.txt : 20211115
<SEC-HEADER>0001179110-21-010138.hdr.sgml : 20211115
<ACCEPTANCE-DATETIME>20211115193345
ACCESSION NUMBER:		0001179110-21-010138
CONFORMED SUBMISSION TYPE:	3/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20201101
FILED AS OF DATE:		20211115
DATE AS OF CHANGE:		20211115

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Lish Scott
		CENTRAL INDEX KEY:			0001831608

	FILING VALUES:
		FORM TYPE:		3/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-52024
		FILM NUMBER:		211413567

	MAIL ADDRESS:	
		STREET 1:		C/O ALPHATEC SPINE, INC.
		STREET 2:		5818 EL CAMINO REAL
		CITY:			CARLSBAD
		STATE:			CA
		ZIP:			92008

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Alphatec Holdings, Inc.
		CENTRAL INDEX KEY:			0001350653
		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
		IRS NUMBER:				202463898
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		5818 EL CAMINO REAL
		CITY:			CARLSBAD
		STATE:			CA
		ZIP:			92008
		BUSINESS PHONE:		760-431-9286

	MAIL ADDRESS:	
		STREET 1:		5818 EL CAMINO REAL
		CITY:			CARLSBAD
		STATE:			CA
		ZIP:			92008
</SEC-HEADER>
<DOCUMENT>
<TYPE>3/A
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 3/A -
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3/A</documentType>

    <periodOfReport>2020-11-01</periodOfReport>

    <dateOfOriginalSubmission>2020-11-09</dateOfOriginalSubmission>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001350653</issuerCik>
        <issuerName>Alphatec Holdings, Inc.</issuerName>
        <issuerTradingSymbol>ATEC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001831608</rptOwnerCik>
            <rptOwnerName>Lish Scott</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O ALPHATEC SPINE, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>1950 CAMINO VIDA ROBLE</rptOwnerStreet2>
            <rptOwnerCity>CARLSBAD</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>92008</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>SVP, Development</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>275758</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">On November 9, 2020, the reporting person mistakenly filed a Form 3 reporting direct ownership of 293,674 shares of the issuer's common stock. As of November 1, 2020, the reporting person actually directly owned 275,758 shares of the issuer's common stock.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Scott Lish</signatureName>
        <signatureDate>2021-11-15</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
