UNIVERSAL DISPLAY CORP

Ticker: OLED CUSIP: 91347P105 Class: Common Stock

American Trust's Holding History (CIK: 0001905128)

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

Q3 2023

Shares 2,266 Value ($000) $356 Avg Close $148.04 Range $132.08 - $162.28

Q2 2023

Shares 2,730 Value ($000) $393 Avg Close $139.33 Range $122.44 - $153.08

Q1 2023

Shares 3,051 Value ($000) $473 Avg Close $130.36 Range $102.50 - $151.53

Q4 2022

Shares 2,058 Value ($000) $222 Avg Close $101.46 Range $86.46 - $118.30

Q1 2022

Shares 1,427 Value ($000) $238 Avg Close $149.02 Range $123.04 - $171.54

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2023	2,266	$356	$148.04	$132.08 - $162.28
Q2 2023	2,730	$393	$139.33	$122.44 - $153.08
Q1 2023	3,051	$473	$130.36	$102.50 - $151.53
Q4 2022	2,058	$222	$101.46	$86.46 - $118.30
Q1 2022	1,427	$238	$149.02	$123.04 - $171.54