0001005284-11-000087.txt : 20110920 0001005284-11-000087.hdr.sgml : 20110920 20110920185646 ACCESSION NUMBER: 0001005284-11-000087 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20110916 FILED AS OF DATE: 20110920 DATE AS OF CHANGE: 20110920 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Mahon Janice K CENTRAL INDEX KEY: 0001423446 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-12031 FILM NUMBER: 111100335 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 4 1 edgar.xml PRIMARY DOCUMENT X0304 4 2011-09-16 0001005284 UNIVERSAL DISPLAY CORP \PA\ PANL 0001423446 Mahon Janice K 375 PHILLIPS BLVD. EWING NJ 08618 0 1 0 0 VP of Tech Commercialization Common Stock 2011-09-16 4 S 0 3536 55.0312 D 62827 D Common Stock 2011-09-19 4 S 0 4869 56.00 D 57958 D Common Stock 2011-09-19 4 S 0 1572 58.00 D 56386 D Common Stock 2011-09-20 4 S 0 10375 60.00 D 46011 D These shares were sold pursuant to a Rule 10b5-1 Non-Discretionary Trading Plan entered into by Ms. Mahon. Represents the weighted average of a range of sale prices from $55.00 to $55.35 per share. Full information regarding the number of shares sold at each separate price will be provided on request. /s/ Janice K. Mahon 2011-09-20