<SEC-DOCUMENT>0001209191-20-056149.txt : 20201028
<SEC-HEADER>0001209191-20-056149.hdr.sgml : 20201028
<ACCEPTANCE-DATETIME>20201028201249
ACCESSION NUMBER:		0001209191-20-056149
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20201026
FILED AS OF DATE:		20201028
DATE AS OF CHANGE:		20201028

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HOGAN JOSEPH M
		CENTRAL INDEX KEY:			0001233163

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-32259
		FILM NUMBER:		201270101

	MAIL ADDRESS:	
		STREET 1:		C/O ALIGN TECHNOLOGY, INC.
		STREET 2:		2820 ORCHARD PARKWAY
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95131

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ALIGN TECHNOLOGY INC
		CENTRAL INDEX KEY:			0001097149
		STANDARD INDUSTRIAL CLASSIFICATION:	ORTHOPEDIC, PROSTHETIC & SURGICAL APPLIANCES & SUPPLIES [3842]
		IRS NUMBER:				943267295
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2820 ORCHARD PARKWAY
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95134
		BUSINESS PHONE:		408-470-1000

	MAIL ADDRESS:	
		STREET 1:		2820 ORCHARD PARKWAY
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95134
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
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        <issuerName>ALIGN TECHNOLOGY INC</issuerName>
        <issuerTradingSymbol>ALGN</issuerTradingSymbol>
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            <rptOwnerName>HOGAN JOSEPH M</rptOwnerName>
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            <rptOwnerStreet1>C/O ALIGN TECHNOLOGY INC.</rptOwnerStreet1>
            <rptOwnerStreet2>2820 ORCHARD PARKWAY</rptOwnerStreet2>
            <rptOwnerCity>SAN JOSE</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>95131</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President and CEO</officerTitle>
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            <transactionDate>
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            <transactionTimeliness>
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            <transactionAmounts>
                <transactionShares>
                    <value>5664</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>462.0864</value>
                    <footnoteId id="F5"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
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            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>129493</value>
                </sharesOwnedFollowingTransaction>
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        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
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            <transactionDate>
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            </transactionDate>
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            <transactionTimeliness>
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            </transactionTimeliness>
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                <transactionShares>
                    <value>2543</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>464.9583</value>
                    <footnoteId id="F6"/>
                </transactionPricePerShare>
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                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
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                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
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            <transactionDate>
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            <transactionTimeliness>
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            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>11110</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>467.3754</value>
                    <footnoteId id="F7"/>
                </transactionPricePerShare>
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                    <value>D</value>
                </transactionAcquiredDisposedCode>
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            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
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                </sharesOwnedFollowingTransaction>
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        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2020-10-26</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
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                <transactionCode>S</transactionCode>
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                <value></value>
            </transactionTimeliness>
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                <transactionShares>
                    <value>839</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>469.8945</value>
                    <footnoteId id="F8"/>
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                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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            <securityTitle>
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            <transactionDate>
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                    <footnoteId id="F9"/>
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                    <value>D</value>
                </transactionAcquiredDisposedCode>
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        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
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                </sharesOwnedFollowingTransaction>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Spouse</value>
                    <footnoteId id="F10"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The price reported in column 4 is an average price.  These shares were sold in multiple transactions at prices ranging from $448.15 to $450.985, inclusive.  The reporting person undertakes to provide Align Technology, Inc., any security holder of Align Technology, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.</footnote>
        <footnote id="F2">The price reported in column 4 is an average price.  These shares were sold in multiple transactions at prices ranging from $451.015 to $453.99, inclusive.  The reporting person undertakes to provide Align Technology, Inc., any security holder of Align Technology, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.</footnote>
        <footnote id="F3">The price reported in column 4 is an average price.  These shares were sold in multiple transactions at prices ranging from $454.02 to $465.995, inclusive.  The reporting person undertakes to provide Align Technology, Inc., any security holder of Align Technology, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.</footnote>
        <footnote id="F4">The price reported in column 4 is an average price.  These shares were sold in multiple transactions at prices ranging from $457.01 to $459.92, inclusive.  The reporting person undertakes to provide Align Technology, Inc., any security holder of Align Technology, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.</footnote>
        <footnote id="F5">The price reported in column 4 is an average price.  These shares were sold in multiple transactions at prices ranging from $460.00 to $463.99, inclusive.  The reporting person undertakes to provide Align Technology, Inc., any security holder of Align Technology, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.</footnote>
        <footnote id="F6">The price reported in column 4 is an average price.  These shares were sold in multiple transactions at prices ranging from $464.21 to $465.70, inclusive.  The reporting person undertakes to provide Align Technology, Inc., any security holder of Align Technology, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.</footnote>
        <footnote id="F7">The price reported in column 4 is an average price.  These shares were sold in multiple transactions at prices ranging from $466.10 to $468.98, inclusive.  The reporting person undertakes to provide Align Technology, Inc., any security holder of Align Technology, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.</footnote>
        <footnote id="F8">The price reported in column 4 is an average price.  These shares were sold in multiple transactions at prices ranging from $469.52 to $470.36, inclusive.  The reporting person undertakes to provide Align Technology, Inc., any security holder of Align Technology, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.</footnote>
        <footnote id="F9">The price reported in column 4 is an average price.  These shares were sold in multiple transactions at prices ranging from $473.35 to $475.38, inclusive.  The reporting person undertakes to provide Align Technology, Inc., any security holder of Align Technology, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.</footnote>
        <footnote id="F10">Represents shares held by the spouse of the Reporting Person.  The Reporting Person disclaims beneficial ownership of these securities, and this report shall not be deemed an admission that the reporting person is the beneficial owner of the securities for purposes of Section 16 or any other purpose.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/Julie Ann Coletti Attorney-in-Fact for Joseph M. Hogan</signatureName>
        <signatureDate>2020-10-28</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</DOCUMENT>
</SEC-DOCUMENT>
