<SUBMISSION>
<ACCESSION-NUMBER>0001140361-09-019421
<TYPE>4
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20090818
<FILING-DATE>20090820
<DATE-OF-FILING-DATE-CHANGE>20090820
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>STEWART ROBERT S
<CIK>0001114763
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>4
<ACT>34
<FILE-NUMBER>001-06776
<FILM-NUMBER>091027144
</FILING-VALUES>
<MAIL-ADDRESS>
<STREET1>2728 N HARWOOD ST
<STREET2>PO BOX 199000
<CITY>DALLAS
<STATE>TX
<ZIP>75201
</MAIL-ADDRESS>
</REPORTING-OWNER>
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>CENTEX CORP
<CIK>0000018532
<ASSIGNED-SIC>1531
<IRS-NUMBER>750778259
<STATE-OF-INCORPORATION>NV
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>2728 N HARWOOD
<STREET2>-
<CITY>DALLAS
<STATE>TX
<ZIP>75201
<PHONE>214-981-5000
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>PO BOX 199000
<STREET2>-
<CITY>DALLAS
<STATE>TX
<ZIP>75219
</MAIL-ADDRESS>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>CENTEX CONSTRUCTION CO INC
<DATE-CHANGED>19681211
</FORMER-COMPANY>
</ISSUER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
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            <rptOwnerZipCode>75201-1516</rptOwnerZipCode>
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        <reportingOwnerRelationship>
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            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>SVP-Strategy &amp; Corp Dvlpmt</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
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        <derivativeTransaction>
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                <transactionPricePerShare>
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            <underlyingSecurity>
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            <expirationDate>
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                <transactionCode>D</transactionCode>
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                <transactionShares>
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                <transactionPricePerShare>
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                <value>Employee Stock Option (right to buy)</value>
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                <value></value>
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                <transactionShares>
                    <value>31605</value>
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                <transactionPricePerShare>
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                    <value>D</value>
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            <exerciseDate>
                <footnoteId id="F12"/>
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            <expirationDate>
                <value>2015-05-07</value>
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                    <value>Common Stock</value>
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                <underlyingSecurityShares>
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    <footnotes>
        <footnote id="F1">Forfeiture of restricted stock units awarded May 13,  2009 pursuant to the terms of the award agreement and the Agreement and Plan of Merger dated as of April 7, 2009 between Centex Corporation and Pulte Homes, Inc. (&quot;Merger Agreement&quot;).</footnote>
        <footnote id="F2">Disposed of pursuant to the Merger Agreement in exchange for 22,230 shares of Pulte common stock, after reduction of shares to pay tax liability upon the vesting of restricted stock.</footnote>
        <footnote id="F3">Disposed of pursuant to the Merger Agreement in exchange for 60,843 shares of Pulte common stock owned directly.</footnote>
        <footnote id="F4">Disposed of pursuant to the Merger Agreement in exchange for 38,978 shares of restricted Pulte common stock that vest 1/3 each on March 31, 2010, 2011 and 2012, and are subject to partial accelerated vesting in the event of a qualified termination.</footnote>
        <footnote id="F5">On the merger effective date, shares of Pulte common stock had a market value of $12.33 per share.</footnote>
        <footnote id="F6">This option, which was fully vested, was assumed by Pulte Homes, Inc. in the merger and replaced with an option to purchase 64,993 shares of Pulte common stock for $10.97 per share.</footnote>
        <footnote id="F7">This option, which was fully vested, was assumed by Pulte Homes, Inc. in the merger and replaced with an option to purchase 51,994 shares of Pulte common stock for $32.66 per share.</footnote>
        <footnote id="F8">This option, which was fully vested, was assumed by Pulte Homes, Inc. in the merger and replaced with an option to purchase 46,800 shares of Pulte common stock for $46.40 per share.</footnote>
        <footnote id="F9">This option, which was fully vested, was assumed by Pulte Homes, Inc. in the merger and replaced with an option to purchase 39,000 shares of Pulte common stock for $58.84 per share.</footnote>
        <footnote id="F10">This option, which was fully vested, was assumed by Pulte Homes, Inc. in the merger and replaced with an option to purchase 36,343 shares of Pulte common stock for $55.90 per share.</footnote>
        <footnote id="F11">This option, which provided for vesting in 3 equal annual installments beginning March 31, 2009, was assumed by Pulte Homes, Inc. in the merger and replaced with a fully vested option to purchase 14,674 shares of Pulte common stock for $46.70 per share.</footnote>
        <footnote id="F12">This option, which provided for vesting in 3 equal annual installments beginning March 31, 2009, was assumed by Pulte Homes, Inc. in the merger and replaced with a fully vested option to purchase 30,814 shares of Pulte common stock for $22.65 per share.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>James R. Peacock III as attorney-in-fact for Robert S. Stewart</signatureName>
        <signatureDate>2009-08-20</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
