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

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2012-09-19</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001479750</issuerCik>
        <issuerName>Capital Bank Financial Corp.</issuerName>
        <issuerTradingSymbol>CBF</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001558289</rptOwnerCik>
            <rptOwnerName>Crestview-NAFH, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CRESTVIEW PARTNERS</rptOwnerStreet1>
            <rptOwnerStreet2>667 MADISON AVENUE, 10TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10065</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001419864</rptOwnerCik>
            <rptOwnerName>CRESTVIEW PARTNERS II LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CRESTVIEW PARTNERS</rptOwnerStreet1>
            <rptOwnerStreet2>667 MADISON AVENUE, 10TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10065</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001419862</rptOwnerCik>
            <rptOwnerName>CRESTVIEW PARTNERS II (FF) LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CRESTVIEW PARTNERS</rptOwnerStreet1>
            <rptOwnerStreet2>667 MADISON AVENUE, 10TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10065</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001419863</rptOwnerCik>
            <rptOwnerName>CRESTVIEW PARTNERS II (TE) LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CRESTVIEW PARTNERS</rptOwnerStreet1>
            <rptOwnerStreet2>667 MADISON AVENUE, 10TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10065</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001419875</rptOwnerCik>
            <rptOwnerName>CRESTVIEW OFFSHORE HOLDINGS II (CAYMAN) LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CRESTVIEW PARTNERS</rptOwnerStreet1>
            <rptOwnerStreet2>667 MADISON AVENUE, 10TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10065</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001419873</rptOwnerCik>
            <rptOwnerName>CRESTVIEW OFFSHORE HOLDINGS II (FF CAYMAN) LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CRESTVIEW PARTNERS</rptOwnerStreet1>
            <rptOwnerStreet2>667 MADISON AVENUE, 10TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10065</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001480255</rptOwnerCik>
            <rptOwnerName>Crestview Offshore Holdings II (892 Cayman), L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CRESTVIEW PARTNERS</rptOwnerStreet1>
            <rptOwnerStreet2>667 MADISON AVENUE, 10TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10065</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001505639</rptOwnerCik>
            <rptOwnerName>Crestview Partners II GP, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CRESTVIEW PARTNERS</rptOwnerStreet1>
            <rptOwnerStreet2>667 MADISON AVENUE, 10TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10065</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1972235</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                    <footnoteId id="F1"/>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnotes (1), (2) and (3)</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Class B Non-Voting Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>9262688</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                    <footnoteId id="F1"/>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnotes (1), (2) and (3)</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">See Exhibit 99.1 for text of footnote (1)</footnote>
        <footnote id="F2">See Exhibit 99.1 for text of footnote (2)</footnote>
        <footnote id="F3">See Exhibit 99.1 for text of footnote (3)</footnote>
    </footnotes>

    <remarks>Exhibit 99.1, incorporated, by reference herein.</remarks>

    <ownerSignature>
        <signatureName>Crestview-NAFH, LLC, By: Crestview Partners II, L.P., as member, By: Crestview Partners II GP, L.P., as General Partner, By: Crestview, L.L.C., as General Partner, By: /s/ Ross A. Oliver, Senior Counsel &amp; Chief Compliance Officer</signatureName>
        <signatureDate>2012-09-19</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Crestview Partners II, L.P., By: Crestview Partners II GP, L.P., as General Partner, By: Crestview, L.L.C., as General Partner, By: /s/ Ross A. Oliver, Senior Counsel &amp; Chief Compliance Officer</signatureName>
        <signatureDate>2012-09-19</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Crestview Partners II (FF), L.P., By: Crestview Partners II GP, L.P., as General Partner, By: Crestview, L.L.C., as General Partner, By: /s/ Ross A. Oliver
, Senior Counsel &amp; Chief Compliance Officer</signatureName>
        <signatureDate>2012-09-19</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Crestview Partners II (TE), L.P., By: Crestview Partners II GP, L.P., as General Partner, By: Crestview, L.L.C., as General Partner, By: /s/ Ross A. Oliver
, Senior Counsel &amp; Chief Compliance Officer</signatureName>
        <signatureDate>2012-09-19</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Crestview Offshore Holdings II (Cayman), L.P., By: Crestview Partners II GP, L.P., as General Partner, By: Crestview, L.L.C., as General Partner, By: /s/ Ross A. Oliver
, Senior Counsel &amp; Chief Compliance Officer</signatureName>
        <signatureDate>2012-09-19</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Crestview Offshore Holdings II (FF Cayman), L.P., By: Crestview Partners II GP, L.P., as General Partner, By: Crestview, L.L.C., as General Partner, By: /s/ Ross A. Oliver
, Senior Counsel &amp; Compliance Officer</signatureName>
        <signatureDate>2012-09-19</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Crestview Offshore Holdings II (892 Cayman), L.P., By: Crestview Partners II GP, L.P., as General Partner, By: Crestview, L.L.C., as General Partner, By: /s/ Ross A. Oliver
, Senior Counsel and Compliance Officer</signatureName>
        <signatureDate>2012-09-19</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Crestview Partners II GP, L.P., By: Crestview, L.L.C., as General Partner, By: /s/ Ross A. Oliver, Senior Counsel &amp; Chief Compliance Officer</signatureName>
        <signatureDate>2012-09-19</signatureDate>
    </ownerSignature>
</ownershipDocument>
