<SUBMISSION>
<ACCESSION-NUMBER>0001247285-03-000002
<TYPE>4
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20030825
<FILING-DATE>20030826
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>CONSOLIDATED PRESS INTERNATIONAL HOLDINGS LTD
<CIK>0001260786
<STATE-OF-INCORPORATION>C5
<FISCAL-YEAR-END>0630
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>4
<ACT>34
<FILE-NUMBER>000-26489
<FILM-NUMBER>03866346
</FILING-VALUES>
<MAIL-ADDRESS>
<STREET1>54 PARK STREET 3RD FLOOR
<CITY>SYSNEY
<STATE>C3
<ZIP>2000
</MAIL-ADDRESS>
</REPORTING-OWNER>
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>ENCORE CAPITAL GROUP INC
<CIK>0001084961
<ASSIGNED-SIC>6153
<IRS-NUMBER>481090909
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>5775 ROSECOE COURT
<CITY>SAN DIEGO
<STATE>CA
<ZIP>92123
<PHONE>8007590327
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>5775 ROSCOE COURT
<CITY>SAN DIEGO
<STATE>CA
<ZIP>92123
</MAIL-ADDRESS>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>MCM CAPITAL GROUP INC
<DATE-CHANGED>19990430
</FORMER-COMPANY>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>MIDLAND CORP OF KANSAS
<DATE-CHANGED>19990423
</FORMER-COMPANY>
</ISSUER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>

<ownershipDocument>

    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2003-08-25</periodOfReport>


    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001084961</issuerCik>
        <issuerName>ENCORE CAPITAL GROUP INC</issuerName>
        <issuerTradingSymbol>ECPG</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001260786</rptOwnerCik>
            <rptOwnerName>CONSOLIDATED PRESS INTERNATIONAL HOLDINGS LTD</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>54 PARK STREET 3RD FLOOR</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SYDNEY</rptOwnerCity>
            <rptOwnerState>C3</rptOwnerState>
            <rptOwnerZipCode>NSW 2000</rptOwnerZipCode>
            <rptOwnerStateDescription>AUSTRALIA</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>

        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2003-08-25</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>345879</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1853517</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See note</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>

    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The 345,879 shares disposed of refer to shares held by C.P. International Investments Limited (CP) as nominee for Peter Nigel Stewart Frazer.  The Nominee Agreement whereby Mr. Frazer appointed CP as his nominee and granted voting and investment power over his shares to CP was terminated by CP and Mr. Frazer on August 25, 2003, and a request made to reregister those shares into Mr. Frazer's name.</footnote>
        <footnote id="F2">Through a series of subsidiaries, Consolidated Press International Holdings Limited owns CP, the direct owner of Issuer's Common Stock.</footnote>
    </footnotes>


    <ownerSignature>
        <signatureName>Michael Karagiannis, Director</signatureName>
        <signatureDate>2003-08-25</signatureDate>
    </ownerSignature>

</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
