<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2020-12-14</periodOfReport>

    <notSubjectToSection16>1</notSubjectToSection16>

    <issuer>
        <issuerCik>0001806201</issuerCik>
        <issuerName>Open Lending Corp</issuerName>
        <issuerTradingSymbol>LPRO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001720351</rptOwnerCik>
            <rptOwnerName>Nebula Holdings LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>FOUR EMBARCADERO CENTER, SUITE 2100</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94111</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001645139</rptOwnerCik>
            <rptOwnerName>True Wind Capital, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O TRUE WIND CAPITAL MANAGEMENT, L.P.,</rptOwnerStreet1>
            <rptOwnerStreet2>FOUR EMBARCADERO CENTER, SUITE 2100</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94111</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001727753</rptOwnerCik>
            <rptOwnerName>True Wind Capital GP, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O TRUE WIND CAPITAL MANAGEMENT, L.P.,</rptOwnerStreet1>
            <rptOwnerStreet2>FOUR EMBARCADERO CENTER, SUITE 2100</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94111</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001192808</rptOwnerCik>
            <rptOwnerName>CLAMMER ADAM</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O TRUE WIND CAPITAL MANAGEMENT, L.P.,</rptOwnerStreet1>
            <rptOwnerStreet2>FOUR EMBARCADERO CENTER, SUITE 2100</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94111</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001205970</rptOwnerCik>
            <rptOwnerName>GREENE JAMES H JR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O TRUE WIND CAPITAL MANAGEMENT, L.P.,</rptOwnerStreet1>
            <rptOwnerStreet2>FOUR EMBARCADERO CENTER, SUITE 2100</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94111</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</value>
            </securityTitle>
            <transactionDate>
                <value>2020-12-14</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>4413671</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>26.88</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>12111329</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">These shares represent shares of Open Lending Corporation common stock held by Nebula Holdings, LLC. True Wind Capital, L.P. is the managing member of Nebula Holdings, LLC and has voting and investment discretion with respect to the common stock held of record by Nebula Holdings, LLC. Adam Clammer and James Greene, Jr. are the managing members of True Wind Capital GP, LLC, the general partner of True Wind Capital, L.P. As such, True Wind Capital, L.P., Mr. Clammer and Mr. Greene may be deemed to have shared beneficial ownership of the common stock held directly by Nebula Holdings, LLC. Each such entity or person disclaims any beneficial ownership of the reported shares other than to the extent of any pecuniary interest they may have therein, directly or indirectly.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>NEBULA HOLDINGS, LLC, By: True Wind Capital, L.P., its manager, By: True Wind Capital GP, LLC, its general partner, By: /s/ James H. Greene, Jr., Name: James H. Greene, Jr., Title: Managing Member</signatureName>
        <signatureDate>2020-12-14</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>TRUE WIND CAPITAL, L.P., By: True Wind Capital GP, LLC, its general partner, By: /s/ James H. Greene, Jr., Name: James H. Greene, Jr., Title: Managing Member</signatureName>
        <signatureDate>2020-12-14</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>TRUE WIND CAPITAL GP, LLC, By: /s/ James H. Greene, Jr., Name: James H. Greene, Jr., Title: Managing Member</signatureName>
        <signatureDate>2020-12-14</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>ADAM H. CLAMMER, /s/ Adam H. Clammer</signatureName>
        <signatureDate>2020-12-14</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>JAMES H. GREENE, JR., /s/ James H. Greene, Jr.</signatureName>
        <signatureDate>2020-12-14</signatureDate>
    </ownerSignature>
</ownershipDocument>
