UNIVERSAL DISPLAY CORP

Ticker: OLED CUSIP: 91347P105 Class: Common Stock

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q4 2025

Shares 611 Value ($000) $71 Avg Close $129.25 Range $106.82 - $152.79

Q3 2025

Shares 3,228 Value ($000) $464 Avg Close $144.44 Range $132.48 - $161.20

Q2 2025

Shares 2,699 Value ($000) $417 Avg Close $138.68 Range $102.66 - $161.57

Q1 2025

Shares 1,218 Value ($000) $170 Avg Close $147.55 Range $135.32 - $162.15

Q4 2022

Shares 1,587 Value ($000) $171 Avg Close $101.46 Range $86.46 - $118.30

Q3 2022

Shares 69,568 Value ($000) $6,564 Avg Close $106.77 Range $91.01 - $123.40

Q2 2022

Shares 30,125 Value ($000) $3,047 Avg Close $123.72 Range $95.17 - $164.79

Q1 2022

Shares 7,735 Value ($000) $1,291 Avg Close $149.02 Range $123.04 - $171.54

Q4 2021

Shares 13,746 Value ($000) $2,269 Avg Close $158.09 Range $134.02 - $180.74

Q3 2021

Shares 2,276 Value ($000) $389 Avg Close $198.32 Range $163.63 - $226.92

Q2 2021

Shares 1,577 Value ($000) $351 Avg Close $209.57 Range $177.37 - $235.73

Q1 2021

Shares 1,075 Value ($000) $255 Avg Close $220.81 Range $172.23 - $251.14

Q1 2020

Shares 27,704 Value ($000) $3,651 Avg Close $163.84 Range $100.21 - $211.62

Q2 2019

Shares 7,170 Value ($000) $1,348 Avg Close $158.15 Range $136.49 - $183.14

Q3 2018

Shares 10,553 Value ($000) $1,244 Avg Close $104.34 Range $78.45 - $123.96

Q2 2018

Shares 15,863 Value ($000) $1,364 Avg Close $90.46 Range $74.75 - $111.31

Q1 2018

Shares 17,536 Value ($000) $1,771 Avg Close $142.53 Range $93.92 - $198.16

Q4 2017

Shares 18,923 Value ($000) $3,267 Avg Close $151.14 Range $118.83 - $182.72

Q3 2017

Shares 11,712 Value ($000) $1,509 Avg Close $114.67 Range $101.50 - $137.74

Q2 2017

Shares 10,751 Value ($000) $1,175 Avg Close $99.76 Range $76.56 - $123.79

Q4 2016

Shares 3,974 Value ($000) $224 Avg Close $52.08 Range $45.35 - $60.85

Q1 2016

Shares 522 Value ($000) $28 Avg Close $46.29 Range $38.30 - $52.96

Q4 2015

Shares 297 Value ($000) $16 Avg Close $41.75 Range $30.75 - $54.87

Q3 2015

Shares 7,802 Value ($000) $264 Avg Close $39.55 Range $31.36 - $50.38

Q3 2014

Shares 5,545 Value ($000) $181 Avg Close $31.26 Range $27.23 - $37.62

Q1 2014

Shares 22,979 Value ($000) $733 Avg Close $31.44 Range $28.52 - $34.01

Q4 2013

Shares 3,768 Value ($000) $129 Avg Close $31.56 Range $27.20 - $37.64

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	611	$71	$129.25	$106.82 - $152.79
Q3 2025	3,228	$464	$144.44	$132.48 - $161.20
Q2 2025	2,699	$417	$138.68	$102.66 - $161.57
Q1 2025	1,218	$170	$147.55	$135.32 - $162.15
Q4 2022	1,587	$171	$101.46	$86.46 - $118.30
Q3 2022	69,568	$6,564	$106.77	$91.01 - $123.40
Q2 2022	30,125	$3,047	$123.72	$95.17 - $164.79
Q1 2022	7,735	$1,291	$149.02	$123.04 - $171.54
Q4 2021	13,746	$2,269	$158.09	$134.02 - $180.74
Q3 2021	2,276	$389	$198.32	$163.63 - $226.92
Q2 2021	1,577	$351	$209.57	$177.37 - $235.73
Q1 2021	1,075	$255	$220.81	$172.23 - $251.14
Q1 2020	27,704	$3,651	$163.84	$100.21 - $211.62
Q2 2019	7,170	$1,348	$158.15	$136.49 - $183.14
Q3 2018	10,553	$1,244	$104.34	$78.45 - $123.96
Q2 2018	15,863	$1,364	$90.46	$74.75 - $111.31
Q1 2018	17,536	$1,771	$142.53	$93.92 - $198.16
Q4 2017	18,923	$3,267	$151.14	$118.83 - $182.72
Q3 2017	11,712	$1,509	$114.67	$101.50 - $137.74
Q2 2017	10,751	$1,175	$99.76	$76.56 - $123.79
Q4 2016	3,974	$224	$52.08	$45.35 - $60.85
Q1 2016	522	$28	$46.29	$38.30 - $52.96
Q4 2015	297	$16	$41.75	$30.75 - $54.87
Q3 2015	7,802	$264	$39.55	$31.36 - $50.38
Q3 2014	5,545	$181	$31.26	$27.23 - $37.62
Q1 2014	22,979	$733	$31.44	$28.52 - $34.01
Q4 2013	3,768	$129	$31.56	$27.20 - $37.64