    <SEC-DOCUMENT>0000950170-24-048327-index.html : 20240425
    <SEC-HEADER>0000950170-24-048327.hdr.sgml : 20240425
    <ACCEPTANCE-DATETIME>20240425161503
    ACCESSION NUMBER:		0000950170-24-048327
    CONFORMED SUBMISSION TYPE:	ARS
    PUBLIC DOCUMENT COUNT:		1
    CONFORMED PERIOD OF REPORT:	20231231
    FILED AS OF DATE:		20240425
    DATE AS OF CHANGE:		20240425
    EFFECTIVENESS DATE:		20240425

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			UNIVERSAL DISPLAY CORP \PA\
    		CENTRAL INDEX KEY:			0001005284
    		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRONIC COMPONENTS & ACCESSORIES [3670]
    		ORGANIZATION NAME:           	04 Manufacturing
    		IRS NUMBER:				232372688
    		STATE OF INCORPORATION:			PA
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		ARS
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-12031
    		FILM NUMBER:		24876478

    	BUSINESS ADDRESS:
    		STREET 1:		250 PHILLIPS BOULEVARD
    		CITY:			EWING
    		STATE:			NJ
    		ZIP:			08618
    		BUSINESS PHONE:		6096710980

    	MAIL ADDRESS:
    		STREET 1:		250 PHILLIPS BOULEVARD
    		CITY:			EWING
    		STATE:			NJ
    		ZIP:			08618
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>ARS
    <SEQUENCE>1
    <FILENAME>2024_oled_ars.pdf
    <DESCRIPTION>ARS
    <TEXT>
    Document 1 - file: 2024_oled_ars.pdf

    </DOCUMENT>
    </SEC-DOCUMENT>