<SEC-DOCUMENT>0000715072-19-000023.txt : 20190130
<SEC-HEADER>0000715072-19-000023.hdr.sgml : 20190130
<ACCEPTANCE-DATETIME>20190130133036
ACCESSION NUMBER:		0000715072-19-000023
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20190128
FILED AS OF DATE:		20190130
DATE AS OF CHANGE:		20190130

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Jeanfreau Mark
		CENTRAL INDEX KEY:			0001728897

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13253
		FILM NUMBER:		19551207

	MAIL ADDRESS:	
		STREET 1:		209 TROY STREET
		CITY:			TUPELO
		STATE:			MS
		ZIP:			38804

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RENASANT CORP
		CENTRAL INDEX KEY:			0000715072
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				640676974
		STATE OF INCORPORATION:			MS
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		209 TROY STREET
		CITY:			TUPELO
		STATE:			MS
		ZIP:			38804-4827
		BUSINESS PHONE:		(662) 680-1001

	MAIL ADDRESS:	
		STREET 1:		P.O. BOX 709
		CITY:			TUPELO
		STATE:			MS
		ZIP:			38802-0709

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PEOPLES HOLDING CO
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_154887301857156.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2019-01-28</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000715072</issuerCik>
        <issuerName>RENASANT CORP</issuerName>
        <issuerTradingSymbol>RNST</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001728897</rptOwnerCik>
            <rptOwnerName>Jeanfreau Mark</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>P.O BOX 709</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>TUPELO</rptOwnerCity>
            <rptOwnerState>MS</rptOwnerState>
            <rptOwnerZipCode>38802</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Executive Vice President</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2019-01-28</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>3235</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10535</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2019-01-28</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>3235</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>13770</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2019-01-28</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>3235</value>
                    <footnoteId id="F3"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>17005</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">This is the target amount of a performance based restricted stock granted 01/28/2019 under the 2011 LTIP which will be available if certain criteria is met at the end of the performance cycle on 12/31/2019. Any adjustments to the target award will be reported at the time of the actual determination of performance as compared to the applicable threshold, target and maximum performance objectives. In no event, however, will the number of shares exceed 150% of the number of shares of the target award. The share price will be determined at the close of business at the end of the performance cycle.</footnote>
        <footnote id="F2">This is the target amount of a performance based restricted stock granted 01/28/2019 under the 2011 LTIP which will be available if certain criteria is met at the end of the performance cycle on 12/31/2021. Any adjustments to the target award will be reported at the time of the actual determination of performance as compared to the applicable threshold, target and maximum performance objectives. In no event, however, will the number of shares exceed 150% of the number of shares of the target award. The share price will be determined at the close of business at the end of the performance cycle.</footnote>
        <footnote id="F3">Service-based restricted stock awarded under the 2011 Long Term Incentive Plan.  These shares will vest December 31, 2021.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Colton Wages, Attorney in Fact</signatureName>
        <signatureDate>2019-01-30</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
