SEC Form 4 · Updated Daily

OLED

— UNIVERSAL DISPLAY CORPORATION Ownership

Insider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.

Financials Ownership

Current Reporting Owners

Owner	Role	Shares Owned	As Of	Last Activity
DISCOVERY CAPITAL MANAGEMENT, LLC / CT	10%+ Owner	4,601,832	2015-08-03	S
Citrone Robert K.	10%+ Owner	4,601,832	2015-08-03	S
DISCOVERY GLOBAL OPPORTUNITY MASTER FUND, LTD	10%+ Owner	4,483,736	2015-03-31	S
ABRAMSON STEVEN V	Director · Officer	296,589	2026-05-07	P
SELIGSOHN SCOTT	10%+ Owner	203,492	2007-12-14	M
ROSENBLATT SIDNEY D	Director	138,094	2026-09-30	A
LACERTE LAWRENCE	Director	114,951	2026-09-30	A
GEMMILL ELIZABETH H	Director	100,762	2026-09-30	A
BROWN JULIA J	Officer	100,686	2026-03-07	A
SELIGSOHN SHERWIN I	Director · Officer	89,649	2022-04-05	A
HARTLEY C KEITH	Director	85,208	2026-09-30	A
Mahon Janice K	Officer	68,771	2026-03-07	A
Premutico Mauro	Officer	52,481	2026-05-07	P
Hack Michael G	Officer	33,187	2014-06-24	S
Millard Brian	Officer	23,714	2026-03-07	A
BECKER LEONARD	Director	13,750	2017-05-24	S
ELIAS RICHARD C	Director	11,781	2026-10-07	G
Comparin Cynthia Jane	Director	9,318	2026-09-30	A
Joseph Celia M	Director	9,318	2026-09-30	A
GRECO ROSEMARIE B	Director	6,793	2019-05-07	S
Brown Nigel	Director	3,771	2026-09-30	A
Lau Joan	Director	3,771	2026-09-30	A
Walker April	Director	2,735.872	2026-09-30	A

Recent Filings

Date	Owner	Activity	Shares	Price	Owned After
2026-10-07	ELIAS RICHARD C	Gift	455	$0.00	11,781
2026-10-07	ELIAS RICHARD C	Gift	455	$0.00	1,000
2026-09-30	ELIAS RICHARD C	Grant / award	455	$0.00	1,455
2026-09-30	LACERTE LAWRENCE	Grant / award	455	$0.00	114,951
2026-09-30	ROSENBLATT SIDNEY D	Grant / award	455	$0.00	138,094
2026-09-30	HARTLEY C KEITH	Grant / award	455	$0.00	85,208
2026-09-30	Walker April	Grant / award	455	$0.00	2,735.872
2026-09-30	Joseph Celia M	Grant / award	455	$0.00	9,318
2026-09-30	GEMMILL ELIZABETH H	Grant / award	455	$0.00	100,762
2026-09-30	Lau Joan	Grant / award	455	$0.00	3,771
2026-09-30	Brown Nigel	Grant / award	455	$0.00	3,771
2026-09-30	Comparin Cynthia Jane	Grant / award	455	$0.00	9,318
2026-08-18	LACERTE LAWRENCE	Open-market sale	314	$85.56	114,496
2026-08-18	LACERTE LAWRENCE	Open-market sale	4,653	$84.94	114,810
2026-07-10	ELIAS RICHARD C	Gift	455	$0.00	11,326
2026-07-10	ELIAS RICHARD C	Gift	455	$0.00	1,000
2026-06-30	HARTLEY C KEITH	Grant / award	455	$0.00	84,753
2026-06-30	ELIAS RICHARD C	Grant / award	455	$0.00	1,455
2026-06-30	Lau Joan	Grant / award	455	$0.00	3,316
2026-06-30	Joseph Celia M	Grant / award	455	$0.00	8,863
2026-06-30	Walker April	Grant / award	455	$0.00	2,280.872
2026-06-30	ROSENBLATT SIDNEY D	Grant / award	455	$0.00	137,639
2026-06-30	Comparin Cynthia Jane	Grant / award	455	$0.00	8,863
2026-06-30	LACERTE LAWRENCE	Grant / award	455	$0.00	119,463
2026-06-30	Brown Nigel	Grant / award	455	$0.00	3,316
2026-06-30	GEMMILL ELIZABETH H	Grant / award	455	$0.00	100,307
2026-05-11	ELIAS RICHARD C	Gift	456	$0.00	10,871
2026-05-11	ELIAS RICHARD C	Gift	456	$0.00	1,000
2026-05-11	ELIAS RICHARD C	Open-market buy	1,000	$92.84	1,456
2026-05-07	ABRAMSON STEVEN V	Open-market buy	2,800	$94.40	296,589
2026-05-07	ABRAMSON STEVEN V	Open-market buy	4,550	$93.62	293,789
2026-05-07	ABRAMSON STEVEN V	Open-market buy	3,650	$92.46	289,239
2026-05-07	Premutico Mauro	Open-market buy	800	$94.40	52,481
2026-05-07	Premutico Mauro	Open-market buy	1,444	$93.75	51,681
2026-05-07	Premutico Mauro	Open-market buy	1,450	$92.51	50,237
2026-03-31	HARTLEY C KEITH	Grant / award	456	$0.00	84,298
2026-03-31	GEMMILL ELIZABETH H	Grant / award	456	$0.00	99,852
2026-03-31	Joseph Celia M	Grant / award	456	$0.00	8,408
2026-03-31	Brown Nigel	Grant / award	456	$0.00	2,861
2026-03-31	LACERTE LAWRENCE	Grant / award	456	$0.00	119,008

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.