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        <filerInfo>
            <filer>
                <filerCredentials>
                    <cik>0001215490</cik>
                    <ccc>XXXXXXXX</ccc>
                </filerCredentials>
            </filer>
            <liveTestFlag>LIVE</liveTestFlag>



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        <issuerInfo>
            <issuerCik>0001097149</issuerCik>
            <issuerName>ALIGN TECHNOLOGY, INC.</issuerName>
            <secFileNumber>000-32259</secFileNumber>
            <issuerAddress>
                <ns2:street1>410 North Scottsdale Road</ns2:street1>
                <ns2:street2>Suite 1300</ns2:street2>
                <ns2:city>Tempe</ns2:city>
                <ns2:stateOrCountry>AZ</ns2:stateOrCountry>
                <ns2:zipCode>85288</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>602-742-2000</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>JOSEPH S LACOB TTEE FBO JOSEPH S. LACOB REV TRUSTU/A/D 07-19-2007</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Director</relationshipToIssuer>
            </relationshipsToIssuer>
        </issuerInfo>
        <securitiesInformation>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <brokerOrMarketmakerDetails>
                <name>Morgan Stanley Smith Barney LLC Executive Financial Services</name>
                <address>
                    <ns2:street1>1 New York Plaza</ns2:street1>
                    <ns2:street2>8th Floor</ns2:street2>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10004</ns2:zipCode>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>10000</noOfUnitsSold>
            <aggregateMarketValue>3130075.00</aggregateMarketValue>
            <noOfUnitsOutstanding>76589114</noOfUnitsOutstanding>
            <approxSaleDate>02/27/2024</approxSaleDate>
            <securitiesExchangeName>NASDAQ</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>05/19/2021</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted stock vesting under a registered plan</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>1271</amountOfSecuritiesAcquired>
            <paymentDate>05/19/2021</paymentDate>
            <natureOfPayment>Not Applicable</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>05/18/2022</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted stock vesting under a registered plan</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>524</amountOfSecuritiesAcquired>
            <paymentDate>05/18/2022</paymentDate>
            <natureOfPayment>Not Applicable</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>10/28/2004</acquiredDate>
            <natureOfAcquisitionTransaction>Open Market Purchase</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>20848</amountOfSecuritiesAcquired>
            <paymentDate>10/28/2004</paymentDate>
            <natureOfPayment>Cash</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>05/16/2018</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted stock vesting under a registered plan</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>394</amountOfSecuritiesAcquired>
            <paymentDate>05/16/2018</paymentDate>
            <natureOfPayment>Not Applicable</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>05/15/2019</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted stock vesting under a registered plan</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>1042</amountOfSecuritiesAcquired>
            <paymentDate>05/15/2019</paymentDate>
            <natureOfPayment>Not Applicable</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>05/15/2020</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted stock vesting under a registered plan</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>921</amountOfSecuritiesAcquired>
            <paymentDate>05/15/2020</paymentDate>
            <natureOfPayment>Not Applicable</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <noticeSignature>
            <noticeDate>02/27/2024</noticeDate>
            <planAdoptionDates/>
            <signature>/s/ Joseph S. Lacob</signature>
        </noticeSignature>
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144
0001215490
XXXXXXXX
LIVE
0001097149
ALIGN TECHNOLOGY, INC.
000-32259
410 North Scottsdale Road
Suite 1300
Tempe
AZ
85288
602-742-2000
JOSEPH S LACOB TTEE FBO JOSEPH S. LACOB REV TRUSTU/A/D 07-19-2007
Director
Common
Morgan Stanley Smith Barney LLC Executive Financial Services
1 New York Plaza
8th Floor
New York
NY
10004
10000
3130075.00
76589114
02/27/2024
NASDAQ
Common
05/19/2021
Restricted stock vesting under a registered plan
Issuer
N
1271
05/19/2021
Not Applicable
Common
05/18/2022
Restricted stock vesting under a registered plan
Issuer
N
524
05/18/2022
Not Applicable
Common
10/28/2004
Open Market Purchase
Issuer
N
20848
10/28/2004
Cash
Common
05/16/2018
Restricted stock vesting under a registered plan
Issuer
N
394
05/16/2018
Not Applicable
Common
05/15/2019
Restricted stock vesting under a registered plan
Issuer
N
1042
05/15/2019
Not Applicable
Common
05/15/2020
Restricted stock vesting under a registered plan
Issuer
N
921
05/15/2020
Not Applicable
Y
02/27/2024
/s/ Joseph S. Lacob