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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>0001318994-07-000003.txt : 20071121
<SEC-HEADER>0001318994-07-000003.hdr.sgml : 20071121
<ACCEPTANCE-DATETIME>20071121172610
ACCESSION NUMBER:		0001318994-07-000003
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20071120
FILED AS OF DATE:		20071121
DATE AS OF CHANGE:		20071121

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BofI Holding, Inc.
		CENTRAL INDEX KEY:			0001299709
		STANDARD INDUSTRIAL CLASSIFICATION:	SAVINGS INSTITUTION, FEDERALLY CHARTERED [6035]
		IRS NUMBER:				330867444
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	BUSINESS ADDRESS:	
		STREET 1:		12777 HIGH BLUFF DRIVE
		STREET 2:		SUITE #100
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92130
		BUSINESS PHONE:		(858) 350-6200

	MAIL ADDRESS:	
		STREET 1:		12777 HIGH BLUFF DRIVE
		STREET 2:		SUITE #100
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92130

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Paulus Connie M
		CENTRAL INDEX KEY:			0001318994

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-51201
		FILM NUMBER:		071264043

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		(858) 350-6200

	MAIL ADDRESS:	
		STREET 1:		C/O BOFI HOLDING, INC.
		STREET 2:		12777 HIGHBLUFF DRIVE #100
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92130
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2007-11-20</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001299709</issuerCik>
        <issuerName>BofI Holding, Inc.</issuerName>
        <issuerTradingSymbol>BOFI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001318994</rptOwnerCik>
            <rptOwnerName>Paulus Connie M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O BOFI HOLDING, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>12777 HIGHBLUFF DRIVE #100</rptOwnerStreet2>
            <rptOwnerCity>SAN DIEGO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>92130</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionDate>
                <value>2007-11-20</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>3600</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>7</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>103900</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Grants to the reporting person on 11/20/07 of deferred issuance restricted stock units (RSUs) under the BOFI, Inc. 2004 Stock Incentive Plan in connection with the reporting persons's service as a member of BOFI's board of directors.  Each RSU represents the right to receive one share of BOFI's common stock.  The RSUs are subject to vesting.  Shares vet over three (3) years, on third at each annual anniversary of grant date.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Gary Lewis Evans</signatureName>
        <signatureDate>2007-11-21</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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