<SEC-DOCUMENT>0001209191-18-051971.txt : 20180921
<SEC-HEADER>0001209191-18-051971.hdr.sgml : 20180921
<ACCEPTANCE-DATETIME>20180921180321
ACCESSION NUMBER:		0001209191-18-051971
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180914
FILED AS OF DATE:		20180921
DATE AS OF CHANGE:		20180921

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			McLaughlin W Michael
		CENTRAL INDEX KEY:			0001351859

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36192
		FILM NUMBER:		181082346

	MAIL ADDRESS:	
		STREET 1:		18543 RUNNING DEER LANE
		CITY:			LAWRENCEBURG
		STATE:			IN
		ZIP:			47025

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CIVISTA BANCSHARES, INC.
		CENTRAL INDEX KEY:			0000944745
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				341558688
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		100 EAST WATER ST
		STREET 2:		P O BOX 5016
		CITY:			SANDUSKY
		STATE:			OH
		ZIP:			44870
		BUSINESS PHONE:		4196254121

	MAIL ADDRESS:	
		STREET 1:		100 EAST WATER ST
		STREET 2:		P O BOX 5016
		CITY:			SANDUSKY
		STATE:			OH
		ZIP:			44870

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FIRST CITIZENS BANC CORP /OH
		DATE OF NAME CHANGE:	19950502
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>doc3.xml
<DESCRIPTION>FORM 3 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2018-09-14</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000944745</issuerCik>
        <issuerName>CIVISTA BANCSHARES, INC.</issuerName>
        <issuerTradingSymbol>CIVB</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001351859</rptOwnerCik>
            <rptOwnerName>McLaughlin W Michael</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>18543 RUNNING DEER LANE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>LAWRENCEBURG</rptOwnerCity>
            <rptOwnerState>IN</rptOwnerState>
            <rptOwnerZipCode>47025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>Senior Vice President</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>12923</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2611</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Spouse IRA</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Represents number of Civista Bancshares, Inc. shares into which shares of former company were converted upon completion of the merger on September 14, 2018.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/W Michael McLaughlin</signatureName>
        <signatureDate>2018-09-21</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
