<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4/A</documentType>

    <periodOfReport>2006-01-26</periodOfReport>

    <dateOfOriginalSubmission>2006-01-30</dateOfOriginalSubmission>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001058090</issuerCik>
        <issuerName>CHIPOTLE MEXICAN GRILL INC</issuerName>
        <issuerTradingSymbol>CMG</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001350874</rptOwnerCik>
            <rptOwnerName>Hartung Jack</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1543 WAZEE STREET,  #200</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>DENVER</rptOwnerCity>
            <rptOwnerState>CO</rptOwnerState>
            <rptOwnerZipCode>80202</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>CFO &amp; Chief Development Ofcr</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>2006 Options</value>
                <footnoteId id="F1"/>
                <footnoteId id="F2"/>
                <footnoteId id="F3"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>22.35</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2006-01-26</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
                <footnoteId id="F2"/>
                <footnoteId id="F3"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>18333</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2007-07-14</value>
            </exerciseDate>
            <expirationDate>
                <value>2010-07-14</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>18333</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>93499</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Effective January 31,2006, immediately prior to the anticipated closing date of the Issuer's initial public offering (&quot;IPO&quot;) of its class A common stock, par value $.01 per share (the &quot;Class A Common Stock&quot;), the Issuer will amend and restate its certificate of incorporation.</footnote>
        <footnote id="F2">The amendment and restatement of the Issuer's Certificate of Incorporation will among other things, (i) create two new classes of stock, the Class A common stock and the class B common stock, par value $.01 per share (the &quot;Class B Common stock&quot;) which Class B Common Stock will be convertible into Class A Common Stock on a one-for-one basis, and (ii) reclassify each of the Issuer's then outstanding shares of Common Stock, Series B Convertible Preferred Stock, Series C Convertible Preferred Stock and Series D Convertible Preferred Stock into one-third of one share of Class B Common Stock (the &quot;Reclassification&quot;).  The Reclassification was structured to comply with Rules 16b-3 and 16b-7 of the Securities Exchange Act of 1934, as amended (the &quot;Exchange Act&quot;). The 2002 and 2003 Options and Option Exercise prices for Class A Common Stock reflects adjustments relating to the Reclassification.</footnote>
        <footnote id="F3">Stock Application Rights held by the reporting person were converted as of January 25, 2006 into options to purchase Class A Common Stock subject to Issuer's 2006 Stock Incentive Compensation Plan.  The number of shares covered by the substituted options gives effect to the one-for-three reverse stock split described in Note 2 above.</footnote>
    </footnotes>

    <remarks>The purpose of this Amended Form 4 is to correct a typographical error and show the correct Exercisable Date of 7/14/2007, not 1/14/2007.</remarks>

    <ownerSignature>
        <signatureName>/s/ Bryant S. &quot;Corky&quot; Messner</signatureName>
        <signatureDate>2006-02-23</signatureDate>
    </ownerSignature>
</ownershipDocument>
