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        <ns2:filerInfo>
            <ns2:filer>
                <ns2:filerCredentials>
                    <ns2:cik>0001553052</ns2:cik>
                    <ns2:ccc>XXXXXXXX</ns2:ccc>
                </ns2:filerCredentials>
            </ns2:filer>
            <ns2:liveTestFlag>LIVE</ns2:liveTestFlag>



        </ns2:filerInfo>
    </ns2:headerData>
    <ns2:formData>
        <ns2:issuerInfo>
            <ns2:issuerCik>0001005284</ns2:issuerCik>
            <ns2:issuerName>Universal Display Corporation</ns2:issuerName>
            <ns2:secFileNumber>001-12031</ns2:secFileNumber>
            <ns2:issuerAddress>
                <com:street1>250 Phillips Blvd</com:street1>
                <com:city>Trenton</com:city>
                <com:stateOrCountry>NJ</com:stateOrCountry>
                <com:zipCode>08618</com:zipCode>
            </ns2:issuerAddress>
            <ns2:issuerContactPhone>1-609-671-0980</ns2:issuerContactPhone>
            <ns2:nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Mauro Premutico</ns2:nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <ns2:relationshipsToIssuer>
                <ns2:relationshipToIssuer>Officer</ns2:relationshipToIssuer>
            </ns2:relationshipsToIssuer>
        </ns2:issuerInfo>
        <ns2:securitiesInformation>
            <ns2:securitiesClassTitle>Common Stock</ns2:securitiesClassTitle>
            <ns2:brokerOrMarketmakerDetails>
                <ns2:name>Goldman Sachs &amp; Co. LLC</ns2:name>
                <ns2:address>
                    <com:street1>200 West Street</com:street1>
                    <com:city>New York</com:city>
                    <com:stateOrCountry>NY</com:stateOrCountry>
                    <com:zipCode>10282</com:zipCode>
                </ns2:address>
            </ns2:brokerOrMarketmakerDetails>
            <ns2:noOfUnitsSold>9351</ns2:noOfUnitsSold>
            <ns2:aggregateMarketValue>1512804.78</ns2:aggregateMarketValue>
            <ns2:noOfUnitsOutstanding>47346414</ns2:noOfUnitsOutstanding>
            <ns2:approxSaleDate>09/06/2023</ns2:approxSaleDate>
            <ns2:securitiesExchangeName>NASD</ns2:securitiesExchangeName>
        </ns2:securitiesInformation>
        <ns2:securitiesToBeSold>
            <ns2:securitiesClassTitle>Common Stock</ns2:securitiesClassTitle>
            <ns2:acquiredDate>04/16/2020</ns2:acquiredDate>
            <ns2:natureOfAcquisitionTransaction>Acquired as compensation -- Restricted Stock Units</ns2:natureOfAcquisitionTransaction>
            <ns2:nameOfPersonfromWhomAcquired>UNIVERSAL DISPLAY CORPORATION CMN</ns2:nameOfPersonfromWhomAcquired>
            <ns2:isGiftTransaction>N</ns2:isGiftTransaction>
            <ns2:amountOfSecuritiesAcquired>8445</ns2:amountOfSecuritiesAcquired>
            <ns2:paymentDate>04/16/2020</ns2:paymentDate>
            <ns2:natureOfPayment>Comensation</ns2:natureOfPayment>
        </ns2:securitiesToBeSold>
        <ns2:securitiesToBeSold>
            <ns2:securitiesClassTitle>Common Stock</ns2:securitiesClassTitle>
            <ns2:acquiredDate>04/16/2018</ns2:acquiredDate>
            <ns2:natureOfAcquisitionTransaction>Acquired as compensation -- Restricted Stock Units</ns2:natureOfAcquisitionTransaction>
            <ns2:nameOfPersonfromWhomAcquired>UNIVERSAL DISPLAY CORPORATION CMN</ns2:nameOfPersonfromWhomAcquired>
            <ns2:isGiftTransaction>N</ns2:isGiftTransaction>
            <ns2:amountOfSecuritiesAcquired>450</ns2:amountOfSecuritiesAcquired>
            <ns2:paymentDate>04/16/2018</ns2:paymentDate>
            <ns2:natureOfPayment>Compensation</ns2:natureOfPayment>
        </ns2:securitiesToBeSold>
        <ns2:securitiesToBeSold>
            <ns2:securitiesClassTitle>Common Stock</ns2:securitiesClassTitle>
            <ns2:acquiredDate>06/30/2018</ns2:acquiredDate>
            <ns2:natureOfAcquisitionTransaction>Acquired from issuer in private transaction</ns2:natureOfAcquisitionTransaction>
            <ns2:nameOfPersonfromWhomAcquired>UNIVERSAL DISPLAY CORPORATION CMN</ns2:nameOfPersonfromWhomAcquired>
            <ns2:isGiftTransaction>N</ns2:isGiftTransaction>
            <ns2:amountOfSecuritiesAcquired>93</ns2:amountOfSecuritiesAcquired>
            <ns2:paymentDate>06/30/2018</ns2:paymentDate>
            <ns2:natureOfPayment>Cash</ns2:natureOfPayment>
        </ns2:securitiesToBeSold>
        <ns2:securitiesToBeSold>
            <ns2:securitiesClassTitle>Common Stock</ns2:securitiesClassTitle>
            <ns2:acquiredDate>03/31/2019</ns2:acquiredDate>
            <ns2:natureOfAcquisitionTransaction>Acquired from issuer in private transaction</ns2:natureOfAcquisitionTransaction>
            <ns2:nameOfPersonfromWhomAcquired>UNIVERSAL DISPLAY CORPORATION CMN</ns2:nameOfPersonfromWhomAcquired>
            <ns2:isGiftTransaction>N</ns2:isGiftTransaction>
            <ns2:amountOfSecuritiesAcquired>75</ns2:amountOfSecuritiesAcquired>
            <ns2:paymentDate>03/31/2019</ns2:paymentDate>
            <ns2:natureOfPayment>Cash</ns2:natureOfPayment>
        </ns2:securitiesToBeSold>
        <ns2:securitiesToBeSold>
            <ns2:securitiesClassTitle>Common Stock</ns2:securitiesClassTitle>
            <ns2:acquiredDate>03/31/2018</ns2:acquiredDate>
            <ns2:natureOfAcquisitionTransaction>Acquired from issuer in private transaction</ns2:natureOfAcquisitionTransaction>
            <ns2:nameOfPersonfromWhomAcquired>UNIVERSAL DISPLAY CORPORATION CMN</ns2:nameOfPersonfromWhomAcquired>
            <ns2:isGiftTransaction>N</ns2:isGiftTransaction>
            <ns2:amountOfSecuritiesAcquired>65</ns2:amountOfSecuritiesAcquired>
            <ns2:paymentDate>03/31/2018</ns2:paymentDate>
            <ns2:natureOfPayment>Cash</ns2:natureOfPayment>
        </ns2:securitiesToBeSold>
        <ns2:securitiesToBeSold>
            <ns2:securitiesClassTitle>Common Stock</ns2:securitiesClassTitle>
            <ns2:acquiredDate>09/30/2018</ns2:acquiredDate>
            <ns2:natureOfAcquisitionTransaction>Acquired from issuer in private transaction</ns2:natureOfAcquisitionTransaction>
            <ns2:nameOfPersonfromWhomAcquired>UNIVERSAL DISPLAY CORPORATION CMN</ns2:nameOfPersonfromWhomAcquired>
            <ns2:isGiftTransaction>N</ns2:isGiftTransaction>
            <ns2:amountOfSecuritiesAcquired>50</ns2:amountOfSecuritiesAcquired>
            <ns2:paymentDate>09/30/2018</ns2:paymentDate>
            <ns2:natureOfPayment>Cash</ns2:natureOfPayment>
        </ns2:securitiesToBeSold>
        <ns2:securitiesToBeSold>
            <ns2:securitiesClassTitle>Common Stock</ns2:securitiesClassTitle>
            <ns2:acquiredDate>04/07/2020</ns2:acquiredDate>
            <ns2:natureOfAcquisitionTransaction>Acquired from issuer in private transaction</ns2:natureOfAcquisitionTransaction>
            <ns2:nameOfPersonfromWhomAcquired>UNIVERSAL DISPLAY CORPORATION CMN</ns2:nameOfPersonfromWhomAcquired>
            <ns2:isGiftTransaction>N</ns2:isGiftTransaction>
            <ns2:amountOfSecuritiesAcquired>56</ns2:amountOfSecuritiesAcquired>
            <ns2:paymentDate>04/07/2020</ns2:paymentDate>
            <ns2:natureOfPayment>Cash</ns2:natureOfPayment>
        </ns2:securitiesToBeSold>
        <ns2:securitiesToBeSold>
            <ns2:securitiesClassTitle>Common Stock</ns2:securitiesClassTitle>
            <ns2:acquiredDate>06/30/2019</ns2:acquiredDate>
            <ns2:natureOfAcquisitionTransaction>Acquired from issuer in private transaction</ns2:natureOfAcquisitionTransaction>
            <ns2:nameOfPersonfromWhomAcquired>UNIVERSAL DISPLAY CORPORATION CMN</ns2:nameOfPersonfromWhomAcquired>
            <ns2:isGiftTransaction>N</ns2:isGiftTransaction>
            <ns2:amountOfSecuritiesAcquired>53</ns2:amountOfSecuritiesAcquired>
            <ns2:paymentDate>06/30/2019</ns2:paymentDate>
            <ns2:natureOfPayment>Cash</ns2:natureOfPayment>
        </ns2:securitiesToBeSold>
        <ns2:securitiesToBeSold>
            <ns2:securitiesClassTitle>Common Stock</ns2:securitiesClassTitle>
            <ns2:acquiredDate>09/30/2019</ns2:acquiredDate>
            <ns2:natureOfAcquisitionTransaction>Acquired from issuer in private transaction</ns2:natureOfAcquisitionTransaction>
            <ns2:nameOfPersonfromWhomAcquired>UNIVERSAL DISPLAY CORPORATION CMN</ns2:nameOfPersonfromWhomAcquired>
            <ns2:isGiftTransaction>N</ns2:isGiftTransaction>
            <ns2:amountOfSecuritiesAcquired>44</ns2:amountOfSecuritiesAcquired>
            <ns2:paymentDate>09/30/2019</ns2:paymentDate>
            <ns2:natureOfPayment>Cash</ns2:natureOfPayment>
        </ns2:securitiesToBeSold>
        <ns2:securitiesToBeSold>
            <ns2:securitiesClassTitle>Common Stock</ns2:securitiesClassTitle>
            <ns2:acquiredDate>12/31/2017</ns2:acquiredDate>
            <ns2:natureOfAcquisitionTransaction>Acquired from issuer in private transaction</ns2:natureOfAcquisitionTransaction>
            <ns2:nameOfPersonfromWhomAcquired>UNIVERSAL DISPLAY CORPORATION CMN</ns2:nameOfPersonfromWhomAcquired>
            <ns2:isGiftTransaction>N</ns2:isGiftTransaction>
            <ns2:amountOfSecuritiesAcquired>13</ns2:amountOfSecuritiesAcquired>
            <ns2:paymentDate>12/31/2017</ns2:paymentDate>
            <ns2:natureOfPayment>Cash</ns2:natureOfPayment>
        </ns2:securitiesToBeSold>
        <ns2:securitiesToBeSold>
            <ns2:securitiesClassTitle>Common Stock</ns2:securitiesClassTitle>
            <ns2:acquiredDate>12/31/2019</ns2:acquiredDate>
            <ns2:natureOfAcquisitionTransaction>Acquired from issuer in private transaction</ns2:natureOfAcquisitionTransaction>
            <ns2:nameOfPersonfromWhomAcquired>UNIVERSAL DISPLAY CORPORATION CMN</ns2:nameOfPersonfromWhomAcquired>
            <ns2:isGiftTransaction>N</ns2:isGiftTransaction>
            <ns2:amountOfSecuritiesAcquired>7</ns2:amountOfSecuritiesAcquired>
            <ns2:paymentDate>12/31/2019</ns2:paymentDate>
            <ns2:natureOfPayment>Cash</ns2:natureOfPayment>
        </ns2:securitiesToBeSold>
        <ns2:nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</ns2:nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <ns2:remarks>All shares to be sold by The Mauro Premutico January 2022 Annuity Trust dtd 01/25/2022</ns2:remarks>
        <ns2:noticeSignature>
            <ns2:noticeDate>09/06/2023</ns2:noticeDate>
            <ns2:planAdoptionDates/>
            <ns2:signature>Goldman Sachs &amp; Co. LLC on behalf of Mauro Premutico</ns2:signature>
        </ns2:noticeSignature>
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144
0001553052
XXXXXXXX
LIVE
0001005284
Universal Display Corporation
001-12031
250 Phillips Blvd
Trenton
NJ
08618
1-609-671-0980
Mauro Premutico
Officer
Common Stock
Goldman Sachs & Co. LLC
200 West Street
New York
NY
10282
9351
1512804.78
47346414
09/06/2023
NASD
Common Stock
04/16/2020
Acquired as compensation -- Restricted Stock Units
UNIVERSAL DISPLAY CORPORATION CMN
N
8445
04/16/2020
Comensation
Common Stock
04/16/2018
Acquired as compensation -- Restricted Stock Units
UNIVERSAL DISPLAY CORPORATION CMN
N
450
04/16/2018
Compensation
Common Stock
06/30/2018
Acquired from issuer in private transaction
UNIVERSAL DISPLAY CORPORATION CMN
N
93
06/30/2018
Cash
Common Stock
03/31/2019
Acquired from issuer in private transaction
UNIVERSAL DISPLAY CORPORATION CMN
N
75
03/31/2019
Cash
Common Stock
03/31/2018
Acquired from issuer in private transaction
UNIVERSAL DISPLAY CORPORATION CMN
N
65
03/31/2018
Cash
Common Stock
09/30/2018
Acquired from issuer in private transaction
UNIVERSAL DISPLAY CORPORATION CMN
N
50
09/30/2018
Cash
Common Stock
04/07/2020
Acquired from issuer in private transaction
UNIVERSAL DISPLAY CORPORATION CMN
N
56
04/07/2020
Cash
Common Stock
06/30/2019
Acquired from issuer in private transaction
UNIVERSAL DISPLAY CORPORATION CMN
N
53
06/30/2019
Cash
Common Stock
09/30/2019
Acquired from issuer in private transaction
UNIVERSAL DISPLAY CORPORATION CMN
N
44
09/30/2019
Cash
Common Stock
12/31/2017
Acquired from issuer in private transaction
UNIVERSAL DISPLAY CORPORATION CMN
N
13
12/31/2017
Cash
Common Stock
12/31/2019
Acquired from issuer in private transaction
UNIVERSAL DISPLAY CORPORATION CMN
N
7
12/31/2019
Cash
Y
All shares to be sold by The Mauro Premutico January 2022 Annuity Trust dtd 01/25/2022
09/06/2023
Goldman Sachs & Co. LLC on behalf of Mauro Premutico