Form 4 for OLED UNIVERSAL DISPLAY CORP \PA\

Accepted 2026-05-11 16:00:04 ET · period of report 2026-05-07 · accession 0001193125-26-216690 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
M	2026-05-11 16:00	2026-05-07	OLED	Premutico Mauro	SVP, CLO	P - Purchase	$93.40	+3,694	52.5K	+8%	+$345.0K

Purchase Sale Sale after option exercise All abbreviations

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Common Stock	2026-05-07	P	A	1,450	$92.51	50,237	D	—	—	(F1) Represents the weighted average of a range of purchase prices from $92.05 to $92.95. The Reporting Person undertakes to provide to the staff of Securities and Exchange Commission, the Company or any shareholder of the Company, upon request, full information regarding the number of shares purchased at each separate price. (F2) Includes 132 shares acquired under the Universal Display Corporation Employee Stock Purchase Plan on March 31, 2026.
2	Common	Common Stock	2026-05-07	P	A	1,444	$93.75	51,681	D	—	—	(F3) Represents the weighted average of a range of purchase prices from $93.14 to $94.08. The Reporting Person undertakes to provide to the staff of Securities and Exchange Commission, the Company or any shareholder of the Company, upon request, full information regarding the number of shares purchased at each separate price.
3	Common	Common Stock	2026-05-07	P	A	800	$94.40	52,481	D	—	—	(F4) Represents the weighted average of a range of purchase prices from $94.18 to $94.64. The Reporting Person undertakes to provide to the staff of Securities and Exchange Commission, the Company or any shareholder of the Company, upon request, full information regarding the number of shares purchased at each separate price.