UNIVERSAL DISPLAY CORP \PA\ - Director's Dealing 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: UNIVERSAL DISPLAY CORP \PA\ (PANL)
CIK: 0001005284
Period of Report: 2011-08-23

Reporting Person: BROWN JULIA J (Chief Technical Officer)

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-08-23	Common Stock	M	500	$13.28	Acquired	169682	Direct
2011-08-23	Common Stock	M	250	$10.07	Acquired	169932	Direct
2011-08-23	Common Stock	M	40250	$8.14	Acquired	210182	Direct
2011-08-23	Common Stock	S	41000	$44.04	Disposed	169182	Direct

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-08-23	Employee Stock Option (right to buy)	$13.28	M	500	Disposed	2014-04-20	Common Stock (500)	Direct
2011-08-23	Employee Stock Option (right to buy)	$10.07	M	250	Disposed	2014-11-23	Common Stock (250)	Direct
2011-08-23	Employee Stock Option (right to buy)	$8.14	M	40250	Disposed	2015-01-18	Common Stock (40250)	Direct

F1: These shares were sold pursuant to a Rule 10b5-1 Non-Discretionary Trading Plan entered into by Dr. Brown.