<SEC-DOCUMENT>0001712316-18-000002.txt : 20180703
<SEC-HEADER>0001712316-18-000002.hdr.sgml : 20180703
<ACCEPTANCE-DATETIME>20180703143746
ACCESSION NUMBER:		0001712316-18-000002
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180619
FILED AS OF DATE:		20180703
DATE AS OF CHANGE:		20180703

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Tobia Alfred Victor Jr.
		CENTRAL INDEX KEY:			0001712316

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37721
		FILM NUMBER:		18936334

	MAIL ADDRESS:	
		STREET 1:		767 3RD AVENUE
		STREET 2:		15TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ACACIA RESEARCH CORP
		CENTRAL INDEX KEY:			0000934549
		STANDARD INDUSTRIAL CLASSIFICATION:	PATENT OWNERS & LESSORS [6794]
		IRS NUMBER:				954405754
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		520 NEWPORT CENTER DRIVE
		STREET 2:		12TH FLOOR
		CITY:			NEWPORT BEACH
		STATE:			CA
		ZIP:			92660
		BUSINESS PHONE:		9494808300

	MAIL ADDRESS:	
		STREET 1:		520 NEWPORT CENTER DRIVE
		STREET 2:		12TH FLOOR
		CITY:			NEWPORT BEACH
		STATE:			CA
		ZIP:			92660
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2018-06-19</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000934549</issuerCik>
        <issuerName>ACACIA RESEARCH CORP</issuerName>
        <issuerTradingSymbol>ACTG</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001712316</rptOwnerCik>
            <rptOwnerName>Tobia Alfred Victor Jr.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>520 NEWPORT CENTER DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2>12TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEWPORT BEACH</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>92660</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>201664</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Sidus Investment Management, LLC</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>177957</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Sidus Invenstment Partners, L.P.</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>487235</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Sidus Douple Alpha Fund, L.P.</value>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>223144</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Sidus Double Alpha, Ltd.</value>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Shares of common stock held in an account for which Sidus Investment Management, LLC (&quot;Sidus Management&quot;) serves as a sub-advisor (the &quot;Managed Account&quot;).  The Reporting Person, solely by virture of his position as a managing member of Sidus Management, the sub-advisor to the Managed Account, may be deemed to beneficially own the shares of common stock directly held in the Managed Account for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (&quot;Section 16&quot;).  The Reporting Person expressly disclaims benenfical ownership of such shares of common stock except to the extent of his pecuniary interest therein.</footnote>
        <footnote id="F2">Shares of common stock owned directly by Sidus Investment Partners, L.P. (&quot;Sidus Partners&quot;).  The Reporting Person, solely by virture of his position as a managing member of Sidus Management, the investment manager of Sidus Partners, may be deemed to beneficially own the shares of common stock directly held by Sidus Partners for purposes of Section 16.  The Reporting Person expressly disclaims beneficial ownership of such shares of common stock except to the extent of his pecuniary interest therein.</footnote>
        <footnote id="F3">Shares of common stock owned direclty by Sidus Double Alpha Fund, L.P. (&quot;Sidus Double Alpha&quot;).  The Reporting Person, solely by virture of his position as a managing member of Sidus Management, the investment manager of Sidus Double Alpha, may be deemed to beneficially own the shares of common stock directly held by Sidus Double Alpha for purposes of Section 16.  The Reporting Person expressly disclaims benenfical ownership of such shares of common stock except to the extent of his pecuniary interest therein.</footnote>
        <footnote id="F4">Shares of common stock owned directly by Sidus Double Alpha, Ltd. (&quot;Sidus Double Alph Offshore&quot;).  The Reporting Person, solely by virture of his position as a managing member of Sidus Management, the investment manager of Sidus Double Alpha Offshore, may be deemed to beneficially own the shares of common stock directly held by Sidus Double Alpha Offshore for purposes of Section 16.  The Reporting Person expressly disclaims benenfical ownership of such shares of common stock except to the extent of his pecuniary interest therein.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Edward J. Treska as Attorney-in-Fact</signatureName>
        <signatureDate>2018-07-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
