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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * ABRAMSON STEVEN V   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 __X__ Officer (give title below) _____ Other (specify below) President and CEO (Last) (First) (Middle) C/O UNIVERSAL DISPLAY CORPORATION, 375 PHILLIPS BLVD. 3. Date of Earliest Transaction (Month/Day/Year) 03/01/2019 (Street) EWING, NJ 08618 4. If Amendment, Date 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 (City) (State) (Zip) 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 03/01/2019   F   926 (1) D $ 152.38 208,040 D   Common Stock 03/05/2019   A   4,899 (2) A $ 0 212,939 D   Common Stock 03/05/2019   F   2,078 (3) D $ 153.07 210,861 D   Common Stock 03/05/2019   A   2,493 (4) A $ 0 213,354 D   Common Stock               84,952 I By Grantor Retained Annuity Trust

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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 Underlying Securities (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 of Derivative Security: 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

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
ABRAMSON STEVEN V C/O UNIVERSAL DISPLAY CORPORATION 375 PHILLIPS BLVD. EWING, NJ 08618	X		President and CEO

Signatures

/s/ Steven V. Abramson		03/05/2019
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	These shares were withheld to satisfy a tax liability in connection with the vesting on March 1, 2019 of 2,177 shares of restricted stock previously granted to Mr. Abramson.
(2)	These shares were granted to Mr. Abramson as performance units under the Company's Long Term Incentive Plan as part of his 2016 compensation and vested subject to the satisfaction of certain performance conditions, which our Compensation Committee certified on March 5, 2019 as having occurred.
(3)	These shares were withheld to satisfy a tax liability in connection with the vesting on March 5, 2019 of 4,899 shares of restricted stock previously granted to Mr. Abramson.
(4)	These units were granted to Mr. Abramson under the Company's Long Term Incentive Plan as part of his 2019 compensation and are subject to a time-based vesting restriction, with one-third of the total unit amount vesting on each of March 5, 2020, 2021, and 2022.

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