UNIVERSAL DISPLAY CORP

Ticker: OLED CUSIP: 91347P105 Class: Common Stock

VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P.'s Holding History (CIK: 0001021642)

Note: Option positions (PUT/CALL) are excluded.

Q3 2021

Shares 510 Value ($000) $87 Avg Close $198.32 Range $163.63 - $226.92

Q2 2021

Shares 472,497 Value ($000) $105,050 Avg Close $209.57 Range $177.37 - $235.73

Q1 2021

Shares 382,259 Value ($000) $90,508 Avg Close $220.81 Range $172.23 - $251.14

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2021	510	$87	$198.32	$163.63 - $226.92
Q2 2021	472,497	$105,050	$209.57	$177.37 - $235.73
Q1 2021	382,259	$90,508	$220.81	$172.23 - $251.14