<SEC-DOCUMENT>0001376339-15-000010.txt : 20150120
<SEC-HEADER>0001376339-15-000010.hdr.sgml : 20150119
<ACCEPTANCE-DATETIME>20150120160513
ACCESSION NUMBER:		0001376339-15-000010
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20150115
FILED AS OF DATE:		20150120
DATE AS OF CHANGE:		20150120

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MIMEDX GROUP, INC.
		CENTRAL INDEX KEY:			0001376339
		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
		IRS NUMBER:				900300868
		STATE OF INCORPORATION:			FL
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1775 W OAK COMMONS COURT, NE
		CITY:			MARIETTA
		STATE:			GA
		ZIP:			30062
		BUSINESS PHONE:		678-384-6720

	MAIL ADDRESS:	
		STREET 1:		1775 W OAK COMMONS COURT, NE
		CITY:			MARIETTA
		STATE:			GA
		ZIP:			30062

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Alynx, Co.
		DATE OF NAME CHANGE:	20060922

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			PETIT PARKER H
		CENTRAL INDEX KEY:			0000901434

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35887
		FILM NUMBER:		15536039

	MAIL ADDRESS:	
		STREET 1:		1850 PARKWAY PL
		CITY:			MARIETTA
		STATE:			GA
		ZIP:			30067
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_142178790191958.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2015-01-15</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001376339</issuerCik>
        <issuerName>MIMEDX GROUP, INC.</issuerName>
        <issuerTradingSymbol>MDXG</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000901434</rptOwnerCik>
            <rptOwnerName>PETIT PARKER H</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O MIMEDX GROUP, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>1775 WEST OAK COMMONS CT., NE</rptOwnerStreet2>
            <rptOwnerCity>MARIETTA</rptOwnerCity>
            <rptOwnerState>GA</rptOwnerState>
            <rptOwnerZipCode>30062</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chairman &amp; CEO</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2015-01-15</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>G</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>33000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4373059</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2015-01-15</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F2"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1250000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>by Cox Road Partners, LLLP</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2015-01-16</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F2"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1250000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>by Cox Road Partners II, LLLP</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Number of shares held directly includes 177,705 shares of Restricted Stock, which vest in equal installments over the first three anniversary dates of the grants. Mr. Petit also indirectly beneficially owns an aggregate of 1,350,000 shares held by six (6) Grantor Retained Annuity Trusts (GRATs).</footnote>
        <footnote id="F2">As disclosed in a prior report, Mr. Petit has transferred his interest and no longer serves as manager of Petit Management Company, LLC, the general partner of each of Cox Road Partners, LLLP and Cox Road Partners II, LLLP (the &quot;Cox Road Partnerships&quot;).  Mr. Petit has now transferred his remaining partnership interests in the Cox Road Partnerships to his heirs and certain family trusts. As such, Mr. Petit is no longer the beneficial owner of the shares owned by the Cox Road Partnerships.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Michael J. Senken, by Power of Attorney</signatureName>
        <signatureDate>2015-01-20</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
