UNIVERSAL DISPLAY CORP \PA\ — Director's Dealing 2021

Mar 9, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: UNIVERSAL DISPLAY CORP \PA\ (OLED)
CIK: 0001005284
Period of Report: 2021-01-27

Reporting Person: Premutico Mauro (VP, Legal & GM, Licensing)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-01-27	Common Stock	G	9351	$0.00	Disposed	40015	Direct
2021-03-02	Common Stock	A	10070	$0.00	Acquired	50085	Direct
2021-03-05	Common Stock	F	215	$189.08	Disposed	49870	Direct
2021-03-06	Common Stock	F	258	$189.08	Disposed	49612	Direct
2021-03-06	Common Stock	A	354	$0.00	Acquired	49966	Direct
2021-03-06	Common Stock	F	210	$189.08	Disposed	49756	Direct
2021-03-06	Common Stock	F	2539	$189.08	Disposed	47217	Direct
2021-01-27	Common Stock	G	9351	$0.00	Acquired	9351	Indirect

Footnotes

F1: Reflects transfer to a grantor retained annuity trust on January 27, 2021.

F2: Includes 31 shares acquired under the Universal Display Corporation Employee Stock Purchase Plan on September 30, 2020.

F3: These units were granted to Mr. Premutico under the Company's Long Term Incentive Plan as part of his 2021 compensation and are subject to a time-based restriction, with one-third of the total unit amount vesting on each of March 2, 2022, 2023, and 2024.

F4: These shares were withheld to satisfy a tax liability in connection with the vesting on March 5, 2021 of 395 shares of restricted stock previously granted to Mr. Premutico.

F5: These shares were withheld to satisfy a tax liability in connection with the vesting on March 6, 2021 of 471 shares of restricted stock previously granted to Mr. Premutico.

F6: These shares were granted to Mr. Premutico as performance units under the Company's Long Term Incentive Plan as part of his 2018 compensation and vested on March 6, 2021 subject to the satisfaction of certain performance conditions, which our Human Capital Committee certified on February 16, 2021 as having occurred.

F7: These shares were withheld to satisfy a tax liability in connection with the vesting on March 6, 2021 of 354 shares of restricted stock previously granted to Mr. Premutico.

F8: These shares were withheld to satisfy a tax liability in connection with the vesting on March 6, 2021 of 4,620 shares of restricted stock previously granted to Mr. Premutico.