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

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2014-06-26</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001593936</issuerCik>
        <issuerName>Michaels Companies, Inc.</issuerName>
        <issuerTradingSymbol>MIK</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001213402</rptOwnerCik>
            <rptOwnerName>LEVIN MATTHEW S</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>BAIN CAPITAL INVESTORS, LLC</rptOwnerStreet1>
            <rptOwnerStreet2>JOHN HANCOCK TOWER, 200 CLARENDON STREET</rptOwnerStreet2>
            <rptOwnerCity>BOSTON</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02116</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>81455630</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnotes</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Bain Capital Investors, LLC (&quot;BCI&quot;) is the administrative member of Bain Capital Integral Investors 2006, LLC (&quot;Integral 2006&quot;). As of June 26, 2014, Integral 2006 held 81,217,899 shares of Common Stock.</footnote>
        <footnote id="F2">BCI is also the administrative member of BCIP TCV, LLC (&quot;BCIP TCV&quot; and together with Integral 2006, the &quot;Bain Entities&quot;). As of June 26, 2014, BCIP TCV held 237,731 shares of Common Stock.</footnote>
        <footnote id="F3">Matthew S. Levin is a Managing Director of BCI.  By virtue of the relationships described in these footnotes, Mr. Levin may be deemed to share voting and dispositive power with respect to all of the shares of Common Stock held by the Bain Entities. Mr. Levin disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Matthew S. Levin</signatureName>
        <signatureDate>2014-06-26</signatureDate>
    </ownerSignature>
</ownershipDocument>
