0000950170-24-040104.txt : 20240402 0000950170-24-040104.hdr.sgml : 20240402 20240402160018 ACCESSION NUMBER: 0000950170-24-040104 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240329 FILED AS OF DATE: 20240402 DATE AS OF CHANGE: 20240402 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: HARTLEY C KEITH CENTRAL INDEX KEY: 0001192994 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-12031 FILM NUMBER: 24814013 MAIL ADDRESS: STREET 1: 14 WYNNWOOD RD CITY: GREENWICH STATE: CT ZIP: 06830-3409 ISSUER: 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 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 4 1 ownership.xml 4 X0508 4 2024-03-29 0001005284 UNIVERSAL DISPLAY CORP \PA\ OLED 0001192994 HARTLEY C KEITH C/O UNIVERSAL DISPLAY CORPORATION 250 PHILLIPS BLVD. EWING NJ 08618 true false false false false Common Stock 2024-03-29 4 A false 314 0 A 81534 D /s/ C. Keith Hartley (by Mauro Premutico as power of attorney) 2024-04-02