-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 TUDtdA5buRpBXwKtfou/YzpaYAmVMJLnuApJRO1b2GhrYWqXkrmuGljAtYUnbVHD
 YJP9m3XSfOtZYuwwsu8R0A==

<SEC-DOCUMENT>0000897204-04-000019.txt : 20040217
<SEC-HEADER>0000897204-04-000019.hdr.sgml : 20040216
<ACCEPTANCE-DATETIME>20040217161909
ACCESSION NUMBER:		0000897204-04-000019
CONFORMED SUBMISSION TYPE:	5
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031231
FILED AS OF DATE:		20040217

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			JUPITER ASSET MANAGEMENT LTD
		CENTRAL INDEX KEY:			0001215838
		STATE OF INCORPORATION:			X0

	FILING VALUES:
		FORM TYPE:		5
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-12114
		FILM NUMBER:		04608975

	MAIL ADDRESS:	
		STREET 1:		1 GROSVENOR PLACE
		STREET 2:		LONDON ENGLAND
		CITY:			SWIX 7JJ
		STATE:			X0
		ZIP:			0000

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CADIZ INC
		CENTRAL INDEX KEY:			0000727273
		STANDARD INDUSTRIAL CLASSIFICATION:	AGRICULTURE SERVICES [0700]
		IRS NUMBER:				770313235
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		100 WILSHIRE BLVD.
		STREET 2:		SUITE 1600
		CITY:			SANTA MONICA
		STATE:			CA
		ZIP:			90401
		BUSINESS PHONE:		3108994700

	MAIL ADDRESS:	
		STREET 1:		100 WILSHIRE BLVD.
		STREET 2:		SUITE 1600
		CITY:			SANTA MONICA
		STATE:			CA
		ZIP:			90401-1111

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CADIZ LAND CO INC
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PACIFIC AGRICULTURAL HOLDINGS INC
		DATE OF NAME CHANGE:	19920602

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ARIDTECH INC
		DATE OF NAME CHANGE:	19880523
</SEC-HEADER>
<DOCUMENT>
<TYPE>5
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0201</schemaVersion>

    <documentType>5</documentType>

    <periodOfReport>2003-12-31</periodOfReport>

    <notSubjectToSection16>1</notSubjectToSection16>

    <form3HoldingsReported>0</form3HoldingsReported>

    <form4TransactionsReported>0</form4TransactionsReported>

    <issuer>
        <issuerCik>0000727273</issuerCik>
        <issuerName>CADIZ INC</issuerName>
        <issuerTradingSymbol>CDIZ.PK</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001215838</rptOwnerCik>
            <rptOwnerName>JUPITER ASSET MANAGEMENT LTD</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1 GROSVENOR PLACE</rptOwnerStreet1>
            <rptOwnerStreet2>LONDON ENGLAND</rptOwnerStreet2>
            <rptOwnerCity>SWIX 7JJ</rptOwnerCity>
            <rptOwnerState>X0</rptOwnerState>
            <rptOwnerZipCode>0000</rptOwnerZipCode>
            <rptOwnerStateDescription>UNITED KINGDOM</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, par value $.01</value>
            </securityTitle>
            <transactionDate>
                <value>2003-03-25</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>5</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>137300</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.1503</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>144237</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, par value $.01</value>
            </securityTitle>
            <transactionDate>
                <value>2003-03-26</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>5</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>147700</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.1304</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>144237</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>John Cullen</signatureName>
        <signatureDate>2004-02-16</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----