<SEC-DOCUMENT>0001209191-21-018939.txt : 20210309
<SEC-HEADER>0001209191-21-018939.hdr.sgml : 20210309
<ACCEPTANCE-DATETIME>20210309160846
ACCESSION NUMBER:		0001209191-21-018939
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210127
FILED AS OF DATE:		20210309
DATE AS OF CHANGE:		20210309

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Premutico Mauro
		CENTRAL INDEX KEY:			0001553052

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12031
		FILM NUMBER:		21725848

	MAIL ADDRESS:	
		STREET 1:		C/O UNIVERSAL DISPLAY CORPORATION
		STREET 2:		375 PHILLIPS BLVD.
		CITY:			EWING
		STATE:			NJ
		ZIP:			08618

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			UNIVERSAL DISPLAY CORP \PA\
		CENTRAL INDEX KEY:			0001005284
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRONIC COMPONENTS & ACCESSORIES [3670]
		IRS NUMBER:				232372688
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		375 PHILLIPS BOULEVARD
		CITY:			EWING
		STATE:			NJ
		ZIP:			08618
		BUSINESS PHONE:		6096710980

	MAIL ADDRESS:	
		STREET 1:		375 PHILLIPS BOULEVARD
		STREET 2:		375 PHILLIPS BOULEVARD
		CITY:			EWING
		STATE:			NJ
		ZIP:			08618
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
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    <footnotes>
        <footnote id="F1">Reflects transfer to a grantor retained annuity trust on January 27, 2021.</footnote>
        <footnote id="F2">Includes 31 shares acquired under the Universal Display Corporation Employee Stock Purchase Plan on September 30, 2020.</footnote>
        <footnote id="F3">These units were granted to Mr. Premutico under the Company's Long Term Incentive Plan as part of his 2021 compensation and are subject to a time-based restriction, with one-third of the total unit amount vesting on each of March 2, 2022, 2023, and 2024.</footnote>
        <footnote id="F4">These shares were withheld to satisfy a tax liability in connection with the vesting on March 5, 2021 of 395 shares of restricted stock previously granted to Mr. Premutico.</footnote>
        <footnote id="F5">These shares were withheld to satisfy a tax liability in connection with the vesting on March 6, 2021 of 471 shares of restricted stock previously granted to Mr. Premutico.</footnote>
        <footnote id="F6">These shares were granted to Mr. Premutico as performance units under the Company's Long Term Incentive Plan as part of his 2018 compensation and vested on March 6, 2021 subject to the satisfaction of certain performance conditions, which our Human Capital Committee certified on February 16, 2021 as having occurred.</footnote>
        <footnote id="F7">These shares were withheld to satisfy a tax liability in connection with the vesting on March 6, 2021 of 354 shares of restricted stock previously granted to Mr. Premutico.</footnote>
        <footnote id="F8">These shares were withheld to satisfy a tax liability in connection with the vesting on March 6, 2021 of 4,620 shares of restricted stock previously granted to Mr. Premutico.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Mauro Premutico</signatureName>
        <signatureDate>2021-03-09</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
