UNIVERSAL DISPLAY CORP

Ticker: OLED CUSIP: 91347P105 Class: Common Stock

FRONTIER CAPITAL MANAGEMENT CO LLC's Holding History (CIK: 0000351173)

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

Q4 2025

Shares 95,521 Value ($000) $11,155 Avg Close $129.25 Range $106.82 - $152.79

Q3 2025

Shares 63,456 Value ($000) $9,114 Avg Close $144.44 Range $132.48 - $161.20

Q2 2025

Shares 65,366 Value ($000) $10,096 Avg Close $138.68 Range $102.66 - $161.57

Q1 2025

Shares 75,157 Value ($000) $10,483 Avg Close $147.55 Range $135.32 - $162.15

Q4 2024

Shares 68,843 Value ($000) $10,065 Avg Close $175.37 Range $143.37 - $211.24

Q3 2024

Shares 69,013 Value ($000) $14,486 Avg Close $199.13 Range $153.86 - $232.88

Q2 2024

Shares 70,588 Value ($000) $14,841 Avg Close $172.49 Range $145.88 - $208.77

Q1 2024

Shares 70,355 Value ($000) $11,851 Avg Close $170.29 Range $152.89 - $185.43

Q4 2023

Shares 61,839 Value ($000) $11,827 Avg Close $161.47 Range $130.51 - $190.61

Q3 2023

Shares 465,020 Value ($000) $73,003 Avg Close $148.04 Range $132.08 - $162.28

Q2 2023

Shares 530,975 Value ($000) $76,529 Avg Close $139.33 Range $122.44 - $153.08

Q1 2023

Shares 542,011 Value ($000) $84,082 Avg Close $130.36 Range $102.50 - $151.53

Q4 2022

Shares 197,108 Value ($000) $21,296 Avg Close $101.46 Range $86.46 - $118.30

Q3 2022

Shares 96,611 Value ($000) $9,115 Avg Close $106.77 Range $91.01 - $123.40

Q2 2022

Shares 97,126 Value ($000) $9,823 Avg Close $123.72 Range $95.17 - $164.79

Q1 2022

Shares 74,921 Value ($000) $12,508 Avg Close $149.02 Range $123.04 - $171.54

Q4 2021

Shares 48,556 Value ($000) $8,013 Avg Close $158.09 Range $134.02 - $180.74

Q3 2021

Shares 49,243 Value ($000) $8,419 Avg Close $198.32 Range $163.63 - $226.92

Q2 2021

Shares 50,572 Value ($000) $11,244 Avg Close $209.57 Range $177.37 - $235.73

Q1 2021

Shares 53,345 Value ($000) $12,630 Avg Close $220.81 Range $172.23 - $251.14

Q4 2020

Shares 78,551 Value ($000) $18,051 Avg Close $204.14 Range $168.68 - $236.05

Q3 2020

Shares 88,392 Value ($000) $15,976 Avg Close $163.00 Range $139.85 - $191.81

Q2 2020

Shares 95,885 Value ($000) $14,346 Avg Close $139.94 Range $112.38 - $160.88

Q1 2020

Shares 106,865 Value ($000) $14,083 Avg Close $163.84 Range $100.21 - $211.62

Q4 2019

Shares 109,293 Value ($000) $22,522 Avg Close $179.87 Range $150.40 - $208.09

Q3 2019

Shares 120,903 Value ($000) $20,300 Avg Close $190.36 Range $155.52 - $219.12

Q2 2019

Shares 356,794 Value ($000) $67,099 Avg Close $158.15 Range $136.49 - $183.14

Q1 2019

Shares 439,732 Value ($000) $67,213 Avg Close $117.58 Range $74.86 - $154.31

Q4 2018

Shares 825,637 Value ($000) $77,255 Avg Close $95.84 Range $77.57 - $123.46

Q3 2018

Shares 972,825 Value ($000) $114,696 Avg Close $104.34 Range $78.45 - $123.96

Q2 2018

Shares 694,409 Value ($000) $59,719 Avg Close $90.46 Range $74.75 - $111.31

Q1 2018

Shares 584,941 Value ($000) $59,079 Avg Close $142.53 Range $93.92 - $198.16

Q4 2017

Shares 679,208 Value ($000) $117,265 Avg Close $151.14 Range $118.83 - $182.72

Q3 2017

Shares 730,516 Value ($000) $94,127 Avg Close $114.67 Range $101.50 - $137.74

Q2 2017

Shares 1,034,159 Value ($000) $112,982 Avg Close $99.76 Range $76.56 - $123.79

Q1 2017

Shares 1,639,612 Value ($000) $141,171 Avg Close $68.17 Range $53.18 - $85.23

Q4 2016

Shares 1,834,689 Value ($000) $103,293 Avg Close $52.08 Range $45.35 - $60.85

Q3 2016

Shares 1,645,919 Value ($000) $91,365 Avg Close $60.03 Range $47.95 - $70.46

Q2 2016

Shares 1,358,477 Value ($000) $92,105 Avg Close $58.21 Range $49.14 - $67.68

Q1 2016

Shares 717,081 Value ($000) $38,794 Avg Close $46.29 Range $38.30 - $52.96

Q4 2015

Shares 399,104 Value ($000) $21,727 Avg Close $41.75 Range $30.75 - $54.87

Q3 2015

Shares 399,710 Value ($000) $13,550 Avg Close $39.55 Range $31.36 - $50.38

Q2 2015

Shares 399,979 Value ($000) $20,691 Avg Close $47.77 Range $41.41 - $52.88

Q1 2015

Shares 398,830 Value ($000) $18,645 Avg Close $33.59 Range $24.26 - $45.35

Q4 2014

Shares 416,428 Value ($000) $11,556 Avg Close $26.98 Range $23.47 - $31.93

Q3 2014

Shares 482,641 Value ($000) $15,753 Avg Close $31.26 Range $27.23 - $37.62

Q2 2014

Shares 494,789 Value ($000) $15,883 Avg Close $26.43 Range $21.49 - $31.22

Q1 2014

Shares 682,727 Value ($000) $21,786 Avg Close $31.44 Range $28.52 - $34.01

Q4 2013

Shares 413,037 Value ($000) $14,192 Avg Close $31.56 Range $27.20 - $37.64

Q3 2013

Shares 396,510 Value ($000) $12,700 Avg Close $30.27 Range $25.40 - $36.09

Q2 2013

Shares 398,540 Value ($000) $11,203 Avg Close $28.09 Range $24.34 - $32.23

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	95,521	$11,155	$129.25	$106.82 - $152.79
Q3 2025	63,456	$9,114	$144.44	$132.48 - $161.20
Q2 2025	65,366	$10,096	$138.68	$102.66 - $161.57
Q1 2025	75,157	$10,483	$147.55	$135.32 - $162.15
Q4 2024	68,843	$10,065	$175.37	$143.37 - $211.24
Q3 2024	69,013	$14,486	$199.13	$153.86 - $232.88
Q2 2024	70,588	$14,841	$172.49	$145.88 - $208.77
Q1 2024	70,355	$11,851	$170.29	$152.89 - $185.43
Q4 2023	61,839	$11,827	$161.47	$130.51 - $190.61
Q3 2023	465,020	$73,003	$148.04	$132.08 - $162.28
Q2 2023	530,975	$76,529	$139.33	$122.44 - $153.08
Q1 2023	542,011	$84,082	$130.36	$102.50 - $151.53
Q4 2022	197,108	$21,296	$101.46	$86.46 - $118.30
Q3 2022	96,611	$9,115	$106.77	$91.01 - $123.40
Q2 2022	97,126	$9,823	$123.72	$95.17 - $164.79
Q1 2022	74,921	$12,508	$149.02	$123.04 - $171.54
Q4 2021	48,556	$8,013	$158.09	$134.02 - $180.74
Q3 2021	49,243	$8,419	$198.32	$163.63 - $226.92
Q2 2021	50,572	$11,244	$209.57	$177.37 - $235.73
Q1 2021	53,345	$12,630	$220.81	$172.23 - $251.14
Q4 2020	78,551	$18,051	$204.14	$168.68 - $236.05
Q3 2020	88,392	$15,976	$163.00	$139.85 - $191.81
Q2 2020	95,885	$14,346	$139.94	$112.38 - $160.88
Q1 2020	106,865	$14,083	$163.84	$100.21 - $211.62
Q4 2019	109,293	$22,522	$179.87	$150.40 - $208.09
Q3 2019	120,903	$20,300	$190.36	$155.52 - $219.12
Q2 2019	356,794	$67,099	$158.15	$136.49 - $183.14
Q1 2019	439,732	$67,213	$117.58	$74.86 - $154.31
Q4 2018	825,637	$77,255	$95.84	$77.57 - $123.46
Q3 2018	972,825	$114,696	$104.34	$78.45 - $123.96
Q2 2018	694,409	$59,719	$90.46	$74.75 - $111.31
Q1 2018	584,941	$59,079	$142.53	$93.92 - $198.16
Q4 2017	679,208	$117,265	$151.14	$118.83 - $182.72
Q3 2017	730,516	$94,127	$114.67	$101.50 - $137.74
Q2 2017	1,034,159	$112,982	$99.76	$76.56 - $123.79
Q1 2017	1,639,612	$141,171	$68.17	$53.18 - $85.23
Q4 2016	1,834,689	$103,293	$52.08	$45.35 - $60.85
Q3 2016	1,645,919	$91,365	$60.03	$47.95 - $70.46
Q2 2016	1,358,477	$92,105	$58.21	$49.14 - $67.68
Q1 2016	717,081	$38,794	$46.29	$38.30 - $52.96
Q4 2015	399,104	$21,727	$41.75	$30.75 - $54.87
Q3 2015	399,710	$13,550	$39.55	$31.36 - $50.38
Q2 2015	399,979	$20,691	$47.77	$41.41 - $52.88
Q1 2015	398,830	$18,645	$33.59	$24.26 - $45.35
Q4 2014	416,428	$11,556	$26.98	$23.47 - $31.93
Q3 2014	482,641	$15,753	$31.26	$27.23 - $37.62
Q2 2014	494,789	$15,883	$26.43	$21.49 - $31.22
Q1 2014	682,727	$21,786	$31.44	$28.52 - $34.01
Q4 2013	413,037	$14,192	$31.56	$27.20 - $37.64
Q3 2013	396,510	$12,700	$30.27	$25.40 - $36.09
Q2 2013	398,540	$11,203	$28.09	$24.34 - $32.23