<SEC-DOCUMENT>0001104659-17-074067.txt : 20171219
<SEC-HEADER>0001104659-17-074067.hdr.sgml : 20171219
<ACCEPTANCE-DATETIME>20171219170106
ACCESSION NUMBER:		0001104659-17-074067
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20171218
FILED AS OF DATE:		20171219
DATE AS OF CHANGE:		20171219

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MCENTEE JAMES
		CENTRAL INDEX KEY:			0001204966

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32026
		FILM NUMBER:		171264671

	MAIL ADDRESS:	
		STREET 1:		CIRA CENTRE
		STREET 2:		2929 ARCH STREET, 17TH FLOOR
		CITY:			PHILADELPHIA
		STATE:			PA
		ZIP:			19104-2870

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Cohen & Co Inc.
		CENTRAL INDEX KEY:			0001270436
		STANDARD INDUSTRIAL CLASSIFICATION:	SECURITY BROKERS, DEALERS & FLOTATION COMPANIES [6211]
		IRS NUMBER:				161685692
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		CIRA CENTRE, 2929 ARCH STREET
		STREET 2:		17TH FLOOR
		CITY:			PHILADELPHIA
		STATE:			PA
		ZIP:			19104-2870
		BUSINESS PHONE:		215-701-9555

	MAIL ADDRESS:	
		STREET 1:		CIRA CENTRE, 2929 ARCH STREET
		STREET 2:		17TH FLOOR
		CITY:			PHILADELPHIA
		STATE:			PA
		ZIP:			19104-2870

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INSTITUTIONAL FINANCIAL MARKETS, INC.
		DATE OF NAME CHANGE:	20110121

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	COHEN & Co INC.
		DATE OF NAME CHANGE:	20091216

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ALESCO FINANCIAL INC
		DATE OF NAME CHANGE:	20061006
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>a4.xml
<DESCRIPTION>4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2017-12-18</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001270436</issuerCik>
        <issuerName>Cohen &amp; Co Inc.</issuerName>
        <issuerTradingSymbol>COHN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001204966</rptOwnerCik>
            <rptOwnerName>MCENTEE JAMES</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O COHEN &amp; COMPANY INC.,</rptOwnerStreet1>
            <rptOwnerStreet2>2929 ARCH STREET, 17TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>PHILADELPHIA</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>19104-2870</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, par value $0.01 per share</value>
            </securityTitle>
            <transactionDate>
                <value>2017-12-18</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>D</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>27346</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>10.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>/s/ Joseph W. Pooler, Jr., as attorney-in-fact</signatureName>
        <signatureDate>2017-12-19</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
