OLED director buys 341 shares; ownership rises to 7,611

Universal Display Corp (OLED) director Celia M. Joseph reported purchasing 341 shares of the company's common stock on 09/30/2025.

Accepted by SEC EDGAR 10/02/2025 - 04:00 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Universal Display Corp (OLED) director Celia M. Joseph reported purchasing 341 shares of the company's common stock on 09/30/2025. The transaction was coded as an acquisition and executed at $0 price per the filing (likely indicating a non-cash or award-related issuance as reported). After the transaction, the reporting person beneficially owned 7,611 shares. The Form 4 was signed on 10/02/2025 by Celia M. Joseph via power of attorney.

Positive

• Insider acquisition: Director reported acquiring 341 shares on 09/30/2025
• Insider ownership maintained: Reporting person now beneficially owns 7,611 shares

Negative

• None.

Insider Trade Summary

Grant/Award: 341 shares

Grant/Award 1 txn

Insider Joseph Celia M

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	341	$0.00	$0.00

Holdings After Transaction: Common Stock — 7,611 shares (Direct)

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What transaction did OLED director Celia M. Joseph report?

The Form 4 reports an acquisition of 341 shares of Universal Display Corp common stock on 09/30/2025.

How many OLED shares does the reporting person own after the transaction?

The filing shows the reporting person beneficially owned 7,611 shares following the reported transaction.

When was the Form 4 for OLED signed?

The Form 4 was signed on 10/02/2025 by Celia M. Joseph via power of attorney.

What price was reported for the OLED transaction?

The filing lists a reported price of $0 for the acquisition in the Form 4.

What is Celia M. Joseph's relationship to OLED?

Celia M. Joseph is listed as a director of Universal Display Corp on the Form 4.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

Joseph Celia M

(Last) (First) (Middle)

C/O UNIVERSAL DISPLAY CORPORATION

250 PHILLIPS BLVD.

(Street)

EWING NJ 08618

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
UNIVERSAL DISPLAY CORP \PA\ [ OLED ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
09/30/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	09/30/2025		A		341	A	$0	7,611	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/ Celia M. Joseph (by Mauro Premutico as power of attorney)	10/02/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.