UNIVERSAL DISPLAY CORP \PA\ — Director's Dealing 2015

Apr 2, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: UNIVERSAL DISPLAY CORP \PA\ (OLED)
CIK: 0001005284
Period of Report: 2015-03-31

Reporting Person: DISCOVERY GLOBAL OPPORTUNITY MASTER FUND, LTD (Previously 10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-03-31	Common Stock	S	812500	$46.75	Disposed	4483736	Direct

Footnotes

F1: The overall net position among accounts under common control with the Reporting Person remains the same. Common Shares of the Issuer were sold pursuant to a rebalancing transaction whereby other accounts under common control with the Reporting Person purchased these Common Shares.