<SEC-DOCUMENT>0001104659-18-001001.txt : 20180105
<SEC-HEADER>0001104659-18-001001.hdr.sgml : 20180105
<ACCEPTANCE-DATETIME>20180105165608
ACCESSION NUMBER:		0001104659-18-001001
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180104
FILED AS OF DATE:		20180105
DATE AS OF CHANGE:		20180105

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Ricciardi Stephanie
		CENTRAL INDEX KEY:			0001487074

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32026
		FILM NUMBER:		18514019

	MAIL ADDRESS:	
		STREET 1:		C/O MR. RICCIARDI COHEN & COMPANY INC.
		STREET 2:		135 EAST 57TH STREET, 21ST FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

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>2018-01-04</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001487074</rptOwnerCik>
            <rptOwnerName>Ricciardi Stephanie</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>51 SHELLBARK LANE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>BRIARCLIFF MANOR</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10510</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, par value $0.01</value>
            </securityTitle>
            <transactionDate>
                <value>2018-01-04</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>20000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>15.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>75000</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, par value $0.01</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1240</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Spouse</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The reporting person and her spouse hold 75,000 shares jointly.  The reporting person's spouse holds 1,240 shares individually.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Stephanie Ricciardi</signatureName>
        <signatureDate>2018-01-05</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
