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

Mar 9, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: UNIVERSAL DISPLAY CORP \PA\ (OLED)
CIK: 0001005284
Period of Report: 2019-03-06

Reporting Person: DuFour Janice M (VP of Tech Commercialization)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-03-06	Common Stock	F	129	$150.53	Disposed	46178	Direct
2019-03-07	Common Stock	F	132	$148.07	Disposed	46046	Direct
2019-03-08	Common Stock	F	2975	$147.49	Disposed	43071	Direct

Footnotes

F1: These shares were withheld to satisfy a tax liability in connection with the vesting on March 6, 2019 of 384 shares of restricted stock previously granted to Ms. DuFour.

F2: Since the date of her last ownership report, Ms. DuFour transferred 12,582 unrestricted shares and rights to 835 restricted shares to her former spouse pursuant to a domestic relations order. Of the restricted shares, the restriction lapsed on March 8, 2019. Ms. DuFour no longer reports as beneficially owned any securities owned by her former spouse.

F3: These shares were withheld to satisfy a tax liability in connection with the vesting on March 7, 2019 of 395 shares of restricted stock previously granted to Ms. DuFour.

F4: These shares were withheld to satisfy a tax liability in connection with the vesting on March 8, 2019 of 7,000 shares of restricted stock previously granted to Ms. DuFour.