UNIVERSAL DISPLAY CORP \PA\ — Director's Dealing 2019

May 10, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: UNIVERSAL DISPLAY CORP \PA\ (OLED)
CIK: 0001005284
Period of Report: 2019-05-08

Reporting Person: LACERTE LAWRENCE (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-05-08	Common Stock	S	5000	$168.7362	Disposed	320518	Direct
2019-05-09	Common Stock	S	3500	$164.0905	Disposed	317018	Direct
2019-05-09	Common Stock	S	1500	$164.7401	Disposed	315518	Direct
2019-05-09	Common Stock	S	2500	$168.1372	Disposed	313018	Direct

Footnotes

F1: Represents the weighted average of a range of sale prices from $168.56 to $168.90. The reporting person undertakes to provide to the Staff of Securities and Exchange Commission, the Company or any shareholder of the Company, upon request, full information regarding the number of shares sold at each separate price.

F2: Represents the weighted average of a range of sale prices from $163.65 to $164.55. The reporting person undertakes to provide to the Staff of Securities and Exchange Commission, the Company or any shareholder of the Company, upon request, full information regarding the number of shares sold at each separate price.

F3: Represents the weighted average of a range of sale prices from $168.0296 to $168.2985. The reporting person undertakes to provide to the Staff of Securities and Exchange Commission, the Company or any shareholder of the Company, upon request, full information regarding the number of shares sold at each separate price.