<SEC-DOCUMENT>0001567619-21-002755.txt : 20210210
<SEC-HEADER>0001567619-21-002755.hdr.sgml : 20210210
<ACCEPTANCE-DATETIME>20210210130623
ACCESSION NUMBER:		0001567619-21-002755
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210209
FILED AS OF DATE:		20210210
DATE AS OF CHANGE:		20210210

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Galante Joseph C
		CENTRAL INDEX KEY:			0001632384

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39309
		FILM NUMBER:		21612716

	MAIL ADDRESS:	
		STREET 1:		111 TENTH AVENUE
		STREET 2:		SUITE 200
		CITY:			NASHVILLE
		STATE:			TN
		ZIP:			37203

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PINNACLE FINANCIAL PARTNERS INC
		CENTRAL INDEX KEY:			0001115055
		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
		IRS NUMBER:				621812853
		STATE OF INCORPORATION:			TN
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		150 THIRD AVENUE SOUTH
		STREET 2:		SUITE 900
		CITY:			NASHVILLE
		STATE:			TN
		ZIP:			37201
		BUSINESS PHONE:		6157443700

	MAIL ADDRESS:	
		STREET 1:		150 THIRD AVENUE SOUTH
		STREET 2:		SUITE 900
		CITY:			NASHVILLE
		STATE:			TN
		ZIP:			37201
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-02-09</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001115055</issuerCik>
        <issuerName>PINNACLE FINANCIAL PARTNERS INC</issuerName>
        <issuerTradingSymbol>PNFP</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001632384</rptOwnerCik>
            <rptOwnerName>Galante Joseph C</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>PINNACLE FINANCIAL PARTNERS, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>150 THIRD AVENUE SOUTH, SUITE 900</rptOwnerStreet2>
            <rptOwnerCity>NASHVILLE</rptOwnerCity>
            <rptOwnerState>TN</rptOwnerState>
            <rptOwnerZipCode>37201</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>PNFP Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2021-02-09</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>4000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>74.03</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>20323</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Depositary Shares</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4000</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $74.00 to $74.05. The reporting person undertakes to provide Pinnacle Financial Partners, Inc., any security holder of Pinnacle Financial Partners, Inc., or the staff of the Securities ad Exchange commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth In this footnote.</footnote>
        <footnote id="F2">Each depositary share represents 1/40th interest in a share of the Issuer's 6.75% Fixed-Rate Non-Cumulative Perpetual Preferred Stock, Series B, no par value per share. Depositary shares purchased in an underwritten public offering.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Joseph C. Galante</signatureName>
        <signatureDate>2021-02-10</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
