Universal Display SVP gets 7,300-share stock grant

Universal Display Corp SVP Janice K. Mahon reported equity compensation activity and related tax withholding in company stock.

Rhea-AI Filing Summary

Universal Display Corp SVP Janice K. Mahon reported equity compensation activity and related tax withholding in company stock. On February 17, 2026, she acquired 7,300 shares of common stock at $0.00 per share as a grant under the Long Term Incentive Plan, forming part of her 2026 compensation. These units are subject to time-based restrictions, with one-third vesting on February 17, 2027, one-third on February 17, 2028, and one-third on February 17, 2029. On February 18, 2026, 770 shares were disposed of at $119.92 per share through a tax-withholding disposition to satisfy a tax liability tied to the vesting of 1,998 previously granted restricted shares. After these transactions, she directly owned 59,116 shares of Universal Display common stock.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Mahon Janice K

Role SVP of Tech Commercialization

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	770	$119.92	$92K
Grant/Award	Common Stock	7,300	$0.00	$0.00

Holdings After Transaction: Common Stock — 59,116 shares (Direct)

Footnotes (3)

1. F1. These units were granted to the Reporting Person under the Company's Long Term Incentive Plan as part of the Reporting Person's 2026 compensation and are subject to a time-based restriction, with one-third of the total unit amount vesting on each of February 17, 2027, 2028 and 2029.
2. F2. Includes 35, 31, 34 and 36 shares acquired under the Universal Display Corporation Employee Stock Purchase Plan on March 31, 2025, June 30, 2025, September 30, 2025 and December 31, 2025, respectively.
3. F3. These shares were withheld to satisfy a tax liability in connection with the vesting on February 18, 2026 of 1,998 shares of restricted stock previously granted to the Reporting Person.

FAQ

What stock award did Universal Display (OLED) SVP Janice Mahon receive?

Janice Mahon received a grant of 7,300 shares of Universal Display common stock at $0.00 per share as part of her 2026 compensation. The grant was issued under the Long Term Incentive Plan with time-based vesting through 2029.

How do Janice Mahon’s new Universal Display (OLED) shares vest over time?

The 7,300 granted shares vest in three equal installments over three years. One-third vests on February 17, 2027, another third on February 17, 2028, and the final third on February 17, 2029, subject to the plan’s restrictions.

Why were 770 Universal Display (OLED) shares disposed of for Janice Mahon?

770 shares of Universal Display common stock were withheld at $119.92 per share to cover a tax liability. This tax-withholding disposition related to the vesting on February 18, 2026 of 1,998 previously granted restricted shares to Janice Mahon.

How many Universal Display (OLED) shares does Janice Mahon own after these transactions?

After the reported grant and tax-withholding disposition, Janice Mahon directly owns 59,116 shares of Universal Display common stock. This figure reflects both the 7,300-share equity award and the 770 shares withheld for tax obligations.

What plan governed Janice Mahon’s 7,300-share Universal Display (OLED) award?

The 7,300-share award to Janice Mahon was granted under Universal Display’s Long Term Incentive Plan. It forms part of her 2026 compensation package and is subject to time-based vesting restrictions across 2027, 2028, and 2029.

Were any Universal Display (OLED) shares acquired through an employee stock purchase plan?

Her reported holdings include shares acquired via the Employee Stock Purchase Plan. Footnotes note additions of 35, 31, 34, and 36 shares on March 31, June 30, September 30, and December 31, 2025, respectively, through that program.

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Accepted by SEC EDGAR 02/19/2026 - 04:00 PM Learn about SEC filing dates

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^*

Mahon Janice K

(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)
	SVP of Tech Commercialization

3. Date of Earliest Transaction (Month/Day/Year)
02/17/2026

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	02/17/2026		A		7,300(1)	A	$0	59,886(2)	D
Common Stock	02/18/2026		F		770(3)	D	$119.92	59,116	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 units were granted to the Reporting Person under the Company's Long Term Incentive Plan as part of the Reporting Person's 2026 compensation and are subject to a time-based restriction, with one-third of the total unit amount vesting on each of February 17, 2027, 2028 and 2029.

2. Includes 35, 31, 34 and 36 shares acquired under the Universal Display Corporation Employee Stock Purchase Plan on March 31, 2025, June 30, 2025, September 30, 2025 and December 31, 2025, respectively.

3. These shares were withheld to satisfy a tax liability in connection with the vesting on February 18, 2026 of 1,998 shares of restricted stock previously granted to the Reporting Person.

	/s/ Janice K. Mahon (by Mauro Premutico as power of attorney)	02/19/2026
	** 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.