UNIVERSAL DISPLAY CORP \PA\ — Director's Dealing 2023

Dec 8, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: UNIVERSAL DISPLAY CORP \PA\ (OLED)
CIK: 0001005284
Period of Report: 2017-05-16

Reporting Person: ROSENBLATT SIDNEY D (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-11-11	Common Stock	G	2800	$0.00	Disposed	107783	Direct
2023-12-06	Common Stock	G	20972	$0.00	Acquired	128755	Direct
2021-03-04	Common Stock	G	6000	$0.00	Disposed	17359	Indirect
2017-05-16	Common Stock	P	140	$117.24	Acquired	17499	Indirect
2023-12-06	Common Stock	G	20972	$0.00	Disposed	20479	Indirect

Footnotes

F1: Adjusted to reflect 359 shares owned by the Reporting Person's spouse at the time of, and since, their marriage in April 2017.

F2: This purchase by the spouse of the Reporting Person was matchable under Section 16(b) of the Securities Exchange Act of 1934 with the sale by the Reporting Person of 1,305 shares sold on November 8, 2017 at a price of $169.4705 per share. The Reporting Person has already delivered to the Issuer a check representing $7,312.27, the full amount of the Reporting Person's disgorgeable profit arising from such transactions.