    <SEC-DOCUMENT>0001193125-25-065535-index.html : 20250327
    <SEC-HEADER>0001193125-25-065535.hdr.sgml : 20250327
    <ACCEPTANCE-DATETIME>20250327162447
    ACCESSION NUMBER:		0001193125-25-065535
    CONFORMED SUBMISSION TYPE:	DEFA14A
    PUBLIC DOCUMENT COUNT:		5
    FILED AS OF DATE:		20250327
    DATE AS OF CHANGE:		20250327

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			CAPITAL ONE FINANCIAL CORP
    		CENTRAL INDEX KEY:			0000927628
    		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
    		ORGANIZATION NAME:           	02 Finance
    		EIN:				541719854
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEFA14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-13300
    		FILM NUMBER:		25779718

    	BUSINESS ADDRESS:
    		STREET 1:		1680 CAPITAL ONE DRIVE
    		STREET 2:		SUITE 1400
    		CITY:			MCLEAN
    		STATE:			VA
    		ZIP:			22102
    		BUSINESS PHONE:		7037201000

    	MAIL ADDRESS:
    		STREET 1:		1680 CAPITAL ONE DRIVE
    		STREET 2:		SUITE 1400
    		CITY:			MCLEAN
    		STATE:			VA
    		ZIP:			22102

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	OAKSTONE FINANCIAL CORP
    		DATE OF NAME CHANGE:	19940728
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEFA14A
    <SEQUENCE>1
    <FILENAME>d845790ddefa14a.htm
    <DESCRIPTION>DEFA14A
    <TEXT>
    Document 1 - file: d845790ddefa14a.htm

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    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>g845790g00s01.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 2 - file: g845790g00s01.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>g845790g00s02.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: g845790g00s02.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>g845790g00s04.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: g845790g00s04.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>g845790g00s05.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: g845790g00s05.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>