<SEC-DOCUMENT>0001305278-14-000001.txt : 20140827
<SEC-HEADER>0001305278-14-000001.hdr.sgml : 20140827
<ACCEPTANCE-DATETIME>20140827171019
ACCESSION NUMBER:		0001305278-14-000001
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20140826
FILED AS OF DATE:		20140827
DATE AS OF CHANGE:		20140827

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Black Ridge Oil & Gas, Inc.
		CENTRAL INDEX KEY:			0001490161
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		IRS NUMBER:				272345075
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		10275 WAYZATA BOULEVARD
		STREET 2:		SUITE 100
		CITY:			MINNETONKA
		STATE:			MN
		ZIP:			55305
		BUSINESS PHONE:		952-426-1241

	MAIL ADDRESS:	
		STREET 1:		10275 WAYZATA BOULEVARD
		STREET 2:		SUITE 100
		CITY:			MINNETONKA
		STATE:			MN
		ZIP:			55305

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ante5, Inc.
		DATE OF NAME CHANGE:	20100422

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Lahti Joseph J
		CENTRAL INDEX KEY:			0001305278

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-53952
		FILM NUMBER:		141069071

	MAIL ADDRESS:	
		STREET 1:		2975 SOMERSET LANE
		CITY:			LONG LAKE
		STATE:			MN
		ZIP:			55356
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2014-08-26</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001490161</issuerCik>
        <issuerName>Black Ridge Oil &amp; Gas, Inc.</issuerName>
        <issuerTradingSymbol>ANFC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001305278</rptOwnerCik>
            <rptOwnerName>Lahti Joseph J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2975 SOMERSET LANE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>LONG LAKE</rptOwnerCity>
            <rptOwnerState>MN</rptOwnerState>
            <rptOwnerZipCode>55356</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>
            </securityTitle>
            <transactionDate>
                <value>2014-08-26</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>10000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.75</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By wife's IRA</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2014-08-27</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>10000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.75</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>20000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By wife's IRA</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <remarks>On August 26, 2014, the individual retirement account owned by Reporting Person's wife purchased 10,000 shares of the Company's Common Stock. On August 27, 2014, the individual retirement account owned by Reporting Person's wife purchased 10,000 shares of the Company's Common Stock.</remarks>

    <ownerSignature>
        <signatureName>/s/ James Moe, Power of Attorney</signatureName>
        <signatureDate>2014-08-27</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
