Restricted stock tax withholding at Universal Display (NASDAQ: OLED)

Rhea-AI Filing Summary

Universal Display Corp EVP & Chief Technical Officer Julia J. Brown reported a tax-related share disposition. On March 4, 2026, 741 shares of common stock were withheld at $101.52 per share to cover tax liabilities from the vesting of 2,704 restricted stock shares.

After this tax-withholding disposition, Brown directly owned 84,156 shares of Universal Display common stock. The transaction reflects automatic share withholding for taxes rather than an open-market purchase or sale.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider BROWN JULIA J

Role EVP & Chief Technical Officer

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	741	$101.52	$75K

Holdings After Transaction: Common Stock — 84,156 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

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).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

BROWN JULIA J

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP & Chief Technical Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/04/2026

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	03/04/2026		F		741(1)	D	$101.52	84,156	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:

1. These shares were withheld to satisfy a tax liability in connection with the vesting on March 4, 2026 of 2,704 shares of restricted stock previously granted to the Reporting Person.

	/s/ Julia J. Brown (by Mauro Premutico as power of attorney)	03/06/2026
	** 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.

FAQ

What insider transaction did Universal Display (OLED) report for Julia Brown?

Universal Display reported that EVP & Chief Technical Officer Julia J. Brown had 741 common shares withheld on March 4, 2026. The shares were used to satisfy tax liabilities arising from the vesting of 2,704 previously granted restricted stock shares.

Was the Universal Display (OLED) insider transaction an open-market sale?

No, the Universal Display insider transaction was not an open-market sale. The 741 common shares were withheld automatically to cover tax liabilities connected to restricted stock vesting, rather than being voluntarily sold by Julia J. Brown in the open market.

How many Universal Display (OLED) shares were involved in the tax withholding?

A total of 741 Universal Display common shares were withheld at a price of $101.52 per share. This withholding satisfied a tax obligation associated with the vesting of 2,704 restricted stock shares granted to Julia J. Brown.

What restricted stock vesting triggered the Universal Display (OLED) tax withholding?

The withholding was triggered by the vesting on March 4, 2026 of 2,704 restricted stock shares previously granted to Julia J. Brown. To satisfy the resulting tax liability, 741 of her Universal Display common shares were withheld instead of paying cash taxes.

How many Universal Display (OLED) shares does Julia Brown own after the transaction?

Following the tax-withholding disposition, Julia J. Brown directly owned 84,156 shares of Universal Display common stock. This figure reflects her holdings after 741 shares were withheld to cover tax obligations tied to restricted stock vesting.

What transaction code was used in the Universal Display (OLED) Form 4 filing?

The Form 4 used transaction code “F,” which indicates shares were used to pay an exercise price or tax liability. In this case, 741 Universal Display common shares were withheld to satisfy taxes from the vesting of 2,704 restricted stock shares.