<SEC-DOCUMENT>0001534148-15-000002.txt : 20150406
<SEC-HEADER>0001534148-15-000002.hdr.sgml : 20150406
<ACCEPTANCE-DATETIME>20150406175821
ACCESSION NUMBER:		0001534148-15-000002
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20150402
FILED AS OF DATE:		20150406
DATE AS OF CHANGE:		20150406

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:			DeCubellis Kenneth
		CENTRAL INDEX KEY:			0001534148

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-53952
		FILM NUMBER:		15754502

	MAIL ADDRESS:	
		STREET 1:		10275 WAYZATA BOULEVARD, SUITE 310
		CITY:			MINNETONKA
		STATE:			MN
		ZIP:			55305
</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>2015-04-02</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001534148</rptOwnerCik>
            <rptOwnerName>DeCubellis Kenneth</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>10275 WAYZATA BOULEVARD, SUITE 100</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MINNETONKA</rptOwnerCity>
            <rptOwnerState>MN</rptOwnerState>
            <rptOwnerZipCode>55305</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Executive Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2015-04-02</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>30434</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.2496</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>171434</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2015-04-06</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>39566</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.2639</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>211000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The price reported in Column 4 of Table I is a weighted average price.  These shares were purchased in multiple transactions at prices ranging from $0.2339 to $0.2539, inclusive. The reporting person undertakes to provide to Black Ridge Oil &amp; Gas, Inc., any security holder of Black Ridge Oil &amp; Gas,Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in footnote (1) to this Form 4.</footnote>
        <footnote id="F2">The price reported in Column 4 of Table I is a weighted average price.  These shares were purchased in multiple transactions at prices ranging from $0.2500 to $0.2792, inclusive. The reporting person undertakes to provide to Black Ridge Oil &amp; Gas,Inc., any security holder of Black Ridge Oil &amp; Gas, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in footnote (2) to this Form 4.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ James Moe, Power of Attorney</signatureName>
        <signatureDate>2015-04-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
