Insider Transactions Reported by 16 Insiders of UNIVERSAL DISPLAY CORP \PA\

Symbol: OLED on Nasdaq
Location: Ewing, NJ

Key facts

OLED - UNIVERSAL DISPLAY CORP \PA\ has 16 insiders with reported activity on this page.
Net insider value flow over the last year: +$1,092,522.
Recent transaction rows are available for direct filing-level review.

Change

Buy value: $1,465,644; sell value: $373,122.
Net share flow: +13,043.

Research use

This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.

Evidence

Filed on Form 4

Issuer insider activity is sourced from SEC Forms 3, 4, and 5.

See Original Filing

Insider trading overview

Last 12 months

Net insider flow leans to buying over the last 12 months. Net value: +$1,092,522.

Buys

$1,465,644

Shares: 15,694

Insiders: 3

Sells

$373,122

Shares: 2,651

Insiders: 1

Net

+$1,092,522

Shares: +13,043

Insiders: 2

Window (months)	Buy shares	Sell shares	Buy $	Sell $	Net $
0-3	15,694	0	$1,465,644	$0	+$1,465,644
3-6	0	0	$0	$0	$0
6-9	0	0	$0	$0	$0
9-12	0	2,651	$0	$373,122	-$373,122

UNIVERSAL DISPLAY CORP \PA\ executives and other stock owners filed with the SEC include:

Name	Relationship	Holdings Value	Past Year Net Change	Change %	Valuation	Report Date
Sherwin I. Seligsohn	Chairman of Board and Founder, Director	$38,641,048			Mixed	05 Apr 2022
Steven Abramson V	President and CEO, Director	$27,998,001	+$1,027,770	+3.8%	Filing P/S	07 May 2026
Sidney D. Rosenblatt	Director	$18,063,879			Mixed	31 Mar 2026
Lawrence Lacerte	Director	$13,897,754			Mixed	31 Mar 2026
GEMMILL ELIZABETH H	Director	$11,660,716			Mixed	31 Mar 2026
Julia J. Brown	EVP & Chief Technical Officer	$11,281,076			Mixed	07 Mar 2026
C. Keith Hartley	Director	$9,844,320			Mixed	31 Mar 2026
Janice K. Mahon	SVP of Tech Commercialization	$7,635,701			Mixed	07 Mar 2026
Mauro Premutico	Svp & Clo	$4,954,206	+$345,035	+7.5%	Filing P/S	07 May 2026
Brian Millard	Vp/Cfo	$2,589,831	-$373,122	-13%	Mixed	07 Mar 2026
Richard C. Elias	Director	$1,564,176	+$92,840	+6.3%	Median	11 May 2026
Celia M. Joseph	Director	$981,886			Mixed	31 Mar 2026
Cynthia Jane Comparin	Director	$981,886			Mixed	31 Mar 2026
Joan Lau	Director	$334,107			Mixed	31 Mar 2026
Nigel Brown	Director	$334,107			Mixed	31 Mar 2026
April Walker	Director	$213,225			Mixed	31 Mar 2026

Top shareholders of UNIVERSAL DISPLAY CORP \PA\ (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
BlackRock, Inc.	13D/G 13F	Company	8.4%	4,001,419	$574,723,811	$0	30 Sep 2025	13D/G 13F
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC	13D/G 13F	Company	7.1%	3,393,790	$396,326,796	-$115,694,880	31 Dec 2025	13D/G 13F
Steven Abramson V	3/4/5	President and CEO, Director	0.62%	296,589	$27,998,001	+$1,027,770	07 May 2026	3/4/5
Sidney D. Rosenblatt	3/4/5	Director	0.32%	154,683	$18,063,879	—	31 Mar 2026	3/4/5
Lawrence Lacerte	3/4/5	Director	0.25%	119,008	$13,897,754	—	31 Mar 2026	3/4/5
GEMMILL ELIZABETH H	3/4/5	Director	0.21%	99,852	$11,660,716	—	31 Mar 2026	3/4/5
Julia J. Brown	3/4/5	EVP & Chief Technical Officer	0.2%	95,952	$11,281,076	—	07 Mar 2026	3/4/5
C. Keith Hartley	3/4/5	Director	0.18%	84,298	$9,844,320	—	31 Mar 2026	3/4/5
Janice K. Mahon	3/4/5	SVP of Tech Commercialization	0.14%	64,946	$7,635,701	—	07 Mar 2026	3/4/5
Mauro Premutico	3/4/5	SVP & CLO	0.11%	52,481	$4,954,206	+$345,035	07 May 2026	3/4/5
Brian Millard	3/4/5	VP/CFO	0.05%	22,028	$2,589,831	-$373,122	07 Mar 2026	3/4/5
Richard C. Elias	3/4/5	Director	0.04%	17,065	$1,564,176	+$92,840	11 May 2026	3/4/5
Celia M. Joseph	3/4/5	Director	0.02%	8,408	$981,886	—	31 Mar 2026	3/4/5
Cynthia Jane Comparin	3/4/5	Director	0.02%	8,408	$981,886	—	31 Mar 2026	3/4/5
Joan Lau	3/4/5	Director	0.01%	2,861	$334,107	—	31 Mar 2026	3/4/5
Nigel Brown	3/4/5	Director	0.01%	2,861	$334,107	—	31 Mar 2026	3/4/5
April Walker	3/4/5	Director	0%	1,826	$213,225	—	31 Mar 2026	3/4/5
VANGUARD PORTFOLIO MANAGEMENT LLC	13F	Company	6.1%	2,922,053	$267,835,378	—	31 Mar 2026	13F
PRIMECAP MANAGEMENT CO/CA/	13F	Company	4.6%	2,187,428	$200,499,651	—	31 Mar 2026	13F
VANGUARD CAPITAL MANAGEMENT LLC	13F	Company	4.1%	1,978,739	$181,371,217	—	31 Mar 2026	13F
STATE STREET CORP	13F	Company	3.8%	1,814,298	$166,298,555	—	31 Mar 2026	13F
JPMORGAN CHASE & CO	13F	Company	3.6%	1,703,939	$151,872,127	—	31 Mar 2026	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	2.6%	1,249,053	$114,506,107	—	31 Mar 2026	13F
ALLIANCEBERNSTEIN L.P.	13F	Company	2.2%	1,071,664	$125,148,922	—	31 Mar 2026	13F
FIRST TRUST ADVISORS LP	13F	Company	2%	976,423	$89,498,867	—	31 Mar 2026	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	1.6%	757,166	$69,398,004	—	31 Mar 2026	13F
MARSHALL WACE, LLP	13F	Company	1.4%	665,882	$61,034,742	—	31 Mar 2026	13F
BROWN ADVISORY INC	13F	Company	1.4%	648,267	$59,420,196	—	31 Mar 2026	13F
WELLS FARGO & COMPANY/MN	13F	Company	1.3%	598,278	$54,838,157	—	31 Mar 2026	13F
UBS Group AG	13F	Company	1.3%	597,930	$54,806,264	—	31 Mar 2026	13F
Copeland Capital Management, LLC	13F	Company	1.2%	581,776	$53,325,626	—	31 Mar 2026	13F
Amundi	13F	Individual	0.96%	459,316	$42,078,895	—	31 Mar 2026	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.92%	440,418	$40,368,720	—	31 Mar 2026	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.87%	416,949	$38,217,545	—	31 Mar 2026	13F
MORGAN STANLEY	13F	Company	0.86%	411,858	$37,751,107	—	31 Mar 2026	13F
NORTHERN TRUST CORP	13F	Company	0.81%	388,390	$35,599,828	—	31 Mar 2026	13F
XXEC, Inc.	13F	Company	0.81%	386,937	$45,565,766	—	31 Mar 2026	13F
RAYMOND JAMES FINANCIAL INC	13F	Company	0.78%	371,889	$34,087,290	—	31 Mar 2026	13F
VOLORIDGE INVESTMENT MANAGEMENT, LLC	13F	Company	0.74%	351,411	$32,210,332	—	31 Mar 2026	13F
Bank of New York Mellon Corp	13F	Company	0.73%	346,802	$31,787,907	—	31 Mar 2026	13F
Neuberger Berman Group LLC	13F	Company	0.66%	314,515	$28,828,410	—	31 Mar 2026	13F
CITADEL ADVISORS LLC	13F	Company	0.63%	302,511	$27,728,158	—	31 Mar 2026	13F
ENVESTNET ASSET MANAGEMENT INC	13F	Company	0.61%	289,743	$26,557,878	—	31 Mar 2026	13F
VANGUARD FIDUCIARY TRUST CO	13F	Company	0.58%	276,225	$25,318,784	—	31 Mar 2026	13F
SEGALL BRYANT & HAMILL, LLC	13F	Company	0.56%	268,760	$24,634,542	—	31 Mar 2026	13F
Quantinno Capital Management LP	13F	Company	0.53%	251,218	$23,026,678	—	31 Mar 2026	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	0.52%	250,134	$22,927,282	—	31 Mar 2026	13F
AVENIR CORP	13F	Company	0.48%	230,152	$21,095,687	—	31 Mar 2026	13F
JANUS HENDERSON GROUP PLC	13F	Company	0.47%	225,635	$20,664,782	—	31 Mar 2026	13F
GRIFFIN ASSET MANAGEMENT, INC.	13F	Company	0.43%	205,877	$18,870,713	—	31 Mar 2026	13F

Recent Insider Transactions by Companies or Individuals for UNIVERSAL DISPLAY CORP \PA\

Showing up to 300 most recent insider transactions from the last 12 months.

Insider	Symbol	Class	Transaction	%	Value $	* Price $	Shares	Shares Owned	Date	Ownership
Richard C. Elias	OLED	Common Stock	Gift	4.38%			456	10,871	11 May 2026	By Family Trust
Richard C. Elias	OLED	Common Stock	Gift	-31.3%			-456	1,000	11 May 2026	Direct
Richard C. Elias	OLED	Common Stock	Purchase	219.3%	$92,840	$92.84	1,000	1,456	11 May 2026	Direct
Mauro Premutico	OLED	Common Stock	Purchase	7.57%	$345,034	$93.40	3,694	52,481	07 May 2026	Direct
Steven Abramson V	OLED	Common Stock	Purchase	3.85%	$1,027,770	$93.43	11,000	296,589	07 May 2026	Direct
Sidney D. Rosenblatt	OLED	Common Stock	Award	0.33%			456	136,792	31 Mar 2026	Direct
Richard C. Elias	OLED	Common Stock	Award				456	456	31 Mar 2026	Direct
Cynthia Jane Comparin	OLED	Common Stock	Award	5.73%			456	8,408	31 Mar 2026	Direct
Joan Lau	OLED	Common Stock	Award	19%			456	2,861	31 Mar 2026	Direct
April Walker	OLED	Common Stock	Award	33.3%			456	1,826	31 Mar 2026	Direct
Lawrence Lacerte	OLED	Common Stock	Award	0.38%			456	119,008	31 Mar 2026	Direct
Nigel Brown	OLED	Common Stock	Award	19%			456	2,861	31 Mar 2026	Direct
Celia M. Joseph	OLED	Common Stock	Award	5.73%			456	8,408	31 Mar 2026	Direct
Gemmill Elizabeth H	OLED	Common Stock	Award	0.46%			456	99,852	31 Mar 2026	Direct
C. Keith Hartley	OLED	Common Stock	Award	0.54%			456	84,298	31 Mar 2026	Direct
Mauro Premutico	OLED	Common Stock	Tax liability	-20.1%			-11,037	43,784	07 Mar 2026	Direct
Mauro Premutico	OLED	Common Stock	Award	46.8%			17,352	54,456	07 Mar 2026	Direct
Janice K. Mahon	OLED	Common Stock	Tax liability	-11.1%			-7,543	60,174	07 Mar 2026	Direct
Janice K. Mahon	OLED	Common Stock	Award	25.5%			13,978	68,771	07 Mar 2026	Direct
Steven Abramson V	OLED	Common Stock	Tax liability	-5.44%			-15,668	272,438	07 Mar 2026	Direct
Steven Abramson V	OLED	Common Stock	Award	12.4%			32,133	292,201	07 Mar 2026	Direct
Julia J. Brown	OLED	Common Stock	Tax liability	-11%			-10,759	86,814	07 Mar 2026	Direct
Julia J. Brown	OLED	Common Stock	Award	28.9%			22,555	100,686	07 Mar 2026	Direct
Brian Millard	OLED	Common Stock	Tax liability	-17.3%			-3,917	18,772	07 Mar 2026	Direct
Brian Millard	OLED	Common Stock	Award	51.2%			8,035	23,714	07 Mar 2026	Direct
Brian Millard	OLED	Common Stock	Tax liability	-2.95%			-544	17,910	04 Mar 2026	Direct
Janice K. Mahon	OLED	Common Stock	Tax liability	-1.02%			-605	58,511	04 Mar 2026	Direct
Julia J. Brown	OLED	Common Stock	Tax liability	-0.87%			-741	84,156	04 Mar 2026	Direct
Steven Abramson V	OLED	Common Stock	Tax liability	-0.6%			-1,634	268,990	04 Mar 2026	Direct
Mauro Premutico	OLED	Common Stock	Tax liability	-2.65%			-1,151	42,340	04 Mar 2026	Direct
Janice K. Mahon	OLED	Common Stock	Tax liability	-1.29%			-770	59,116	18 Feb 2026	Direct
Mauro Premutico	OLED	Common Stock	Tax liability	-3.14%			-1,412	43,491	18 Feb 2026	Direct
Julia J. Brown	OLED	Common Stock	Tax liability	-1.07%			-914	84,897	18 Feb 2026	Direct
Brian Millard	OLED	Common Stock	Tax liability	-3.65%			-700	18,454	18 Feb 2026	Direct
Steven Abramson V	OLED	Common Stock	Tax liability	-0.72%			-1,963	270,624	18 Feb 2026	Direct
Janice K. Mahon	OLED	Common Stock	Award	13.9%			7,300	59,886	17 Feb 2026	Direct
Mauro Premutico	OLED	Common Stock	Award	25.3%			9,062	44,903	17 Feb 2026	Direct
Julia J. Brown	OLED	Common Stock	Award	15.9%			11,779	85,811	17 Feb 2026	Direct
Brian Millard	OLED	Common Stock	Award	47.3%			6,154	19,154	17 Feb 2026	Direct
Steven Abramson V	OLED	Common Stock	Award	6.56%			16,782	272,587	17 Feb 2026	Direct
Richard C. Elias	OLED	Common Stock	Gift	3.38%			341	10,415	30 Jan 2026	By Family Trust
Richard C. Elias	OLED	Common Stock	Gift	-100%			-341	0	30 Jan 2026	Direct
Richard C. Elias	OLED	Common Stock	Award				341	341	31 Dec 2025	Direct
Lawrence Lacerte	OLED	Common Stock	Award	0.29%			341	118,552	31 Dec 2025	Direct
Sidney D. Rosenblatt	OLED	Common Stock	Award	0.25%			341	136,336	31 Dec 2025	Direct
April Walker	OLED	Common Stock	Award	33.3%			341	1,366	31 Dec 2025	Direct
Celia M. Joseph	OLED	Common Stock	Award	4.48%			341	7,952	31 Dec 2025	Direct
Nigel Brown	OLED	Common Stock	Award	16.5%			341	2,405	31 Dec 2025	Direct
Cynthia Jane Comparin	OLED	Common Stock	Award	4.48%			341	7,952	31 Dec 2025	Direct
C. Keith Hartley	OLED	Common Stock	Award	0.41%			341	83,842	31 Dec 2025	Direct

* An asterisk sign (*) next to the price indicates that the price is likely invalid.