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            <filer>
                <filerCredentials>
                    <cik>0001938196</cik>
                    <ccc>XXXXXXXX</ccc>
                </filerCredentials>
            </filer>
            <liveTestFlag>LIVE</liveTestFlag>



        </filerInfo>
    </headerData>
    <formData>
        <issuerInfo>
            <issuerCik>0000927628</issuerCik>
            <issuerName>CAPITAL ONE FINANCIAL CORPORATION</issuerName>
            <secFileNumber>001-13300</secFileNumber>
            <issuerAddress>
                <ns2:street1>1680 Capital One Drive</ns2:street1>
                <ns2:city>McLean</ns2:city>
                <ns2:stateOrCountry>VA</ns2:stateOrCountry>
                <ns2:zipCode>22102</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>(703) 720-1000</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>MARK MOUADEB</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Officer</relationshipToIssuer>
            </relationshipsToIssuer>
        </issuerInfo>
        <securitiesInformation>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <brokerOrMarketmakerDetails>
                <name>Morgan Stanley Smith Barney LLC Executive Financial Services</name>
                <address>
                    <ns2:street1>1 New York Plaza</ns2:street1>
                    <ns2:street2>8th Floor</ns2:street2>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10004</ns2:zipCode>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>1995</noOfUnitsSold>
            <aggregateMarketValue>323927.73</aggregateMarketValue>
            <noOfUnitsOutstanding>381510336</noOfUnitsOutstanding>
            <approxSaleDate>11/05/2024</approxSaleDate>
            <securitiesExchangeName>NYSE</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <acquiredDate>11/19/2020</acquiredDate>
            <natureOfAcquisitionTransaction>Dividend Reinvestment Shares</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>2</amountOfSecuritiesAcquired>
            <paymentDate>11/19/2020</paymentDate>
            <natureOfPayment>Cash</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <acquiredDate>02/25/2022</acquiredDate>
            <natureOfAcquisitionTransaction>Dividend Reinvestment Shares</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>7</amountOfSecuritiesAcquired>
            <paymentDate>02/25/2022</paymentDate>
            <natureOfPayment>Cash</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <acquiredDate>08/19/2022</acquiredDate>
            <natureOfAcquisitionTransaction>Dividend Reinvestment Shares</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>22</amountOfSecuritiesAcquired>
            <paymentDate>08/19/2022</paymentDate>
            <natureOfPayment>Cash</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <acquiredDate>08/20/2021</acquiredDate>
            <natureOfAcquisitionTransaction>Dividend Reinvestment Shares</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>10</amountOfSecuritiesAcquired>
            <paymentDate>08/20/2021</paymentDate>
            <natureOfPayment>Cash</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <acquiredDate>05/27/2022</acquiredDate>
            <natureOfAcquisitionTransaction>Dividend Reinvestment Shares</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>20</amountOfSecuritiesAcquired>
            <paymentDate>05/27/2022</paymentDate>
            <natureOfPayment>Cash</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <acquiredDate>01/31/2022</acquiredDate>
            <natureOfAcquisitionTransaction>Employee Stock Purchase Plan</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>57</amountOfSecuritiesAcquired>
            <paymentDate>01/31/2022</paymentDate>
            <natureOfPayment>Cash</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <acquiredDate>02/28/2022</acquiredDate>
            <natureOfAcquisitionTransaction>Employee Stock Purchase Plan</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>64</amountOfSecuritiesAcquired>
            <paymentDate>02/28/2022</paymentDate>
            <natureOfPayment>Cash</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <acquiredDate>11/26/2021</acquiredDate>
            <natureOfAcquisitionTransaction>Dividend Reinvestment Shares</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>9</amountOfSecuritiesAcquired>
            <paymentDate>11/26/2021</paymentDate>
            <natureOfPayment>Cash</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <acquiredDate>02/15/2023</acquiredDate>
            <natureOfAcquisitionTransaction>Performance Shares</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>1725</amountOfSecuritiesAcquired>
            <paymentDate>02/15/2023</paymentDate>
            <natureOfPayment>Not Applicable</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <acquiredDate>03/31/2022</acquiredDate>
            <natureOfAcquisitionTransaction>Employee Stock Purchase Plan</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>82</amountOfSecuritiesAcquired>
            <paymentDate>03/31/2022</paymentDate>
            <natureOfPayment>Cash</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <noticeSignature>
            <noticeDate>11/05/2024</noticeDate>
            <planAdoptionDates>
                <planAdoptionDate>07/25/2024</planAdoptionDate>
            </planAdoptionDates>
            <signature>/s/ Mark Daniel Mouadeb</signature>
        </noticeSignature>
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144
0001938196
XXXXXXXX
LIVE
0000927628
CAPITAL ONE FINANCIAL CORPORATION
001-13300
1680 Capital One Drive
McLean
VA
22102
(703) 720-1000
MARK MOUADEB
Officer
Common
Morgan Stanley Smith Barney LLC Executive Financial Services
1 New York Plaza
8th Floor
New York
NY
10004
1995
323927.73
381510336
11/05/2024
NYSE
COMMON
11/19/2020
Dividend Reinvestment Shares
ISSUER
N
2
11/19/2020
Cash
COMMON
02/25/2022
Dividend Reinvestment Shares
ISSUER
N
7
02/25/2022
Cash
COMMON
08/19/2022
Dividend Reinvestment Shares
ISSUER
N
22
08/19/2022
Cash
COMMON
08/20/2021
Dividend Reinvestment Shares
ISSUER
N
10
08/20/2021
Cash
COMMON
05/27/2022
Dividend Reinvestment Shares
ISSUER
N
20
05/27/2022
Cash
COMMON
01/31/2022
Employee Stock Purchase Plan
ISSUER
N
57
01/31/2022
Cash
COMMON
02/28/2022
Employee Stock Purchase Plan
ISSUER
N
64
02/28/2022
Cash
COMMON
11/26/2021
Dividend Reinvestment Shares
ISSUER
N
9
11/26/2021
Cash
COMMON
02/15/2023
Performance Shares
ISSUER
N
1725
02/15/2023
Not Applicable
COMMON
03/31/2022
Employee Stock Purchase Plan
ISSUER
N
82
03/31/2022
Cash
Y
11/05/2024
07/25/2024
/s/ Mark Daniel Mouadeb