<SEC-DOCUMENT>0001564590-20-018186-index.html : 20200423
<SEC-HEADER>0001564590-20-018186.hdr.sgml : 20200423
<ACCEPTANCE-DATETIME>20200423160514
ACCESSION NUMBER:		0001564590-20-018186
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		5
FILED AS OF DATE:		20200423
DATE AS OF CHANGE:		20200423
EFFECTIVENESS DATE:		20200423

FILER:

	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

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12031
		FILM NUMBER:		20811048

	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>DEFA14A
<SEQUENCE>1
<FILENAME>oled-defa14a_20200618.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: oled-defa14a_20200618.htm

</DOCUMENT>
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<TYPE>GRAPHIC
<SEQUENCE>2
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<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: gpgy1tezhvw3000003.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>gpgy1tezhvw3000004.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: gpgy1tezhvw3000004.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>gpgy1tezhvw3000001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: gpgy1tezhvw3000001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>gpgy1tezhvw3000002.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: gpgy1tezhvw3000002.jpg

</DOCUMENT>
</SEC-DOCUMENT>