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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0001418812-08-000021.txt : 20080215
<SEC-HEADER>0001418812-08-000021.hdr.sgml : 20080215
<ACCEPTANCE-DATETIME>20080215115713
ACCESSION NUMBER:		0001418812-08-000021
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080213
FILED AS OF DATE:		20080215
DATE AS OF CHANGE:		20080215

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ACXIOM CORP
		CENTRAL INDEX KEY:			0000733269
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROCESSING & DATA PREPARATION [7374]
		IRS NUMBER:				710581897
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		1 INFORMATION WAY
		STREET 2:		P O BOX 8180
		CITY:			LITTLE ROCK
		STATE:			AR
		ZIP:			72203-0180
		BUSINESS PHONE:		5013421000

	MAIL ADDRESS:	
		STREET 1:		1 INFORMATION WAY
		STREET 2:		PO BOX 8180
		CITY:			LITTLE ROCK
		STATE:			AR
		ZIP:			72202-8180

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CCX NETWORK INC
		DATE OF NAME CHANGE:	19880816

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			UBBEN JEFFREY W
		CENTRAL INDEX KEY:			0001159187
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-13163
		FILM NUMBER:		08621610

	BUSINESS ADDRESS:	
		STREET 1:		ONE MARITIME PLAZA, SUITE 1400
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111
		BUSINESS PHONE:		4153623700

	MAIL ADDRESS:	
		STREET 1:		435 PACIFIC AVENUE, FOURTH FLOOR
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94133
</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>2008-02-13</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000733269</issuerCik>
        <issuerName>ACXIOM CORP</issuerName>
        <issuerTradingSymbol>ACXM</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001159187</rptOwnerCik>
            <rptOwnerName>UBBEN JEFFREY W</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>435 PACIFIC AVENUE, FOURTH FLOOR</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94133</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, $.10 per share</value>
            </securityTitle>
            <transactionDate>
                <value>2008-02-13</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>4146</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>12.06</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>8502</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                    <footnoteId id="F2"/>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">These shares were issued to the reporting person as compensation for his services as a director of the registrant through the date of the 2008 Annual Stockholders Meeting.</footnote>
        <footnote id="F2">Under an agreement with ValueAct Capital, Jeffrey W. Ubben is deemed to hold the Common Stock for the benefit of ValueAct Capital Master Fund, L.P. &amp; indirectly for (i) VA Partners I, LLC as General Partner (&quot;GP&quot;) of ValueAct Capital Master Fund, L.P. (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund, L.P. (iii) ValueAct Capital Management, LLC as GP of ValueAct Capital Management, L.P. (iv) ValueAct Holdings, L.P. as the sole owner of the limited partnership interests of ValueAct Capital Management, L.P. &amp; the membership interests of ValueAct Capital Management, LLC &amp; as the majority owner of the membership interests of VA Partners I, LLC &amp; (v) ValueAct Holdings GP, LLC as GP of ValueAct Holdings, L.P.  The reporting persons disclaim beneficial ownership of the reported stock except to the extent of their pecuniary interest therein.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Jeffrey W. Ubben, Member, VA Partners I, LLC</signatureName>
        <signatureDate>2008-02-15</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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