OLED / Universal Display Corporation - تصريحات هيئة الأوراق المالية والبورصات، التقرير السنوي، بيان الوكيل

شركة العرض العالمية
US ˙ NasdaqGS ˙ US91347P1057

الإحصائيات الأساسية
LEI 549300T6TLJ8HFKD0H54
CIK 1005284
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Universal Display Corporation
SEC Filings (Chronological Order)
توفر هذه الصفحة قائمة كاملة ومرتبة ترتيبًا زمنيًا لتصريحات هيئة الأوراق المالية والبورصات، باستثناء تصريحات الملكية التي نقدمها في مكان آخر.
July 31, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 31, 2025 UNIVERSAL DISPLAY C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 31, 2025 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Comm

July 31, 2025 EX-99.1

Universal Display Corporation Announces Second Quarter 2025 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces Second Quarter 2025 Financial Results EWING, N.J. – July 31, 2025 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today reported financial results

July 31, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL DIS

June 23, 2025 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 18, 2025 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Comm

May 1, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL DI

May 1, 2025 EX-99.1

Universal Display Corporation Announces First Quarter 2025 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces First Quarter 2025 Financial Results EWING, N.J. – May 1, 2025 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today reported financial results fo

May 1, 2025 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 1, 2025 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Commis

May 1, 2025 EX-99.2

Universal Display Corporation Announces $100 Million Share Repurchase Authorization and Quarterly Cash Dividend of $0.45 per Share

Exhibit 99.2 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces $100 Million Share Repurchase Authorization and Quarterly Cash Dividend of $0.45 per Share Ewing, N.J. – May 1, 2025 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technol

April 24, 2025 DEF 14A

PROXY STATEMENT FOR 2025 ANNUAL MEETING OF SHAREHOLDERS VOTING AT THE ANNUAL MEETING HOW YOU CAN VOTE PROPOSAL 1 ELECTION OF DIRECTORS REPORT OF THE AUDIT COMMITTEE REPORT OF THE HUMAN CAPITAL COMMITTEE EXECUTIVE COMPENSATION PROPOSAL 3 RATIFICATION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defin

April 24, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

February 20, 2025 EX-19.1

Universal Display Corporation Employee Insider Trading Policy

Exhibit 19.1 Dear Employees: As a public company, Universal Display Corporation (the “Company” or “UDC”) and its employees are subject to various federal and state laws governing trading in its securities. To comply with these laws, the Company previously adopted the Insider Trading Policy attached as Exhibit A. This policy is also set forth in the Code of Ethics & Business Conduct posted on the “

February 20, 2025 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 20, 2025 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (

February 20, 2025 EX-99.1

Universal Display Corporation Announces Fourth Quarter and Full Year 2024 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces Fourth Quarter and Full Year 2024 Financial Results EWING, N.J. – February 20, 2025 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today reported

February 20, 2025 EX-21

Subsidiaries of the registrant

Exhibit 21 SUBSIDIARIES OF THE REGISTRANT UDC, Inc., a New Jersey corporation. Adesis, Inc., a Delaware corporation. Universal Display Corporation Hong Kong, Limited, a Hong Kong limited liability entity. Universal Display Corporation Korea, Y.H., a limited liability entity organized under the laws of the Republic of Korea. Universal Display Corporation Japan GK, a limited liability entity organiz

February 20, 2025 EX-19.2

Universal Display Corporation Officer, Director, Finance and Legal Employee Insider Trading Policy

Exhibit 19.2 Dear Officers, Directors, Finance and Legal Employees: As a public company, Universal Display Corporation (the “Company” or “UDC”) and its officers, directors and employees are subject to various federal and state laws governing trading in its securities. To help ensure compliance with these laws, the Company previously adopted the Insider Trading Policy attached as Exhibit A. This po

February 20, 2025 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL DISPLAY

December 17, 2024 EX-99.1

Universal Display Corporation Announces the Appointment of New Board Member

Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces the Appointment of New Board Member Ewing, N.J. – December 17, 2024 – Universal Display Corporation (Nasdaq: OLED) (UDC), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today announced that April E. Walker

December 17, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 12, 2024 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (

November 13, 2024 SC 13G

OLED / Universal Display Corporation / KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC Passive Investment

SC 13G 1 fp0090889-17sc13g.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(b) (AMENDMENT NO. n/a)* Universal Display Corp (Name of Issuer) Common Stock (Title of Class of Securities) 91347P105 (CUSIP Number) September 30

October 30, 2024 EX-99.1

Universal Display Corporation Announces Third Quarter 2024 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces Third Quarter 2024 Financial Results EWING, N.J. – October 30, 2024 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today reported financial resul

October 30, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 30, 2024 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (C

October 30, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSA

September 10, 2024 SC 13G/A

OLED / Universal Display Corporation / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 11)* Name of issuer: Universal Display Corp Title of Class of Securities: Common Stock CUSIP Number: 91347P105 Date of Event Which Requires Filing of this Statement: August 30, 2024 Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

August 1, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 1, 2024 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Com

August 1, 2024 EX-99.1

Universal Display Corporation Announces Second Quarter 2024 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces Second Quarter 2024 Financial Results EWING, N.J. – August 1, 2024 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today reported financial result

August 1, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL DIS

June 24, 2024 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 20, 2024 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Comm

May 2, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL DI

May 2, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 2, 2024 UNIVERSAL DISPLAY COR

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 2, 2024 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Commis

May 2, 2024 EX-99.1

Universal Display Corporation Announces First Quarter 2024 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces First Quarter 2024 Financial Results EWING, N.J. – May 2, 2024 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today reported financial results fo

April 25, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

April 25, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defin

March 7, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 4, 2024 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Comm

March 7, 2024 EX-99.1

Universal Display Corporation Announces the Appointment of New Board Members

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces the Appointment of New Board Members Ewing, N.J. – March 7, 2024 – Universal Display Corporation (Nasdaq: OLED) (UDC), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today announced that Dr. Ni

February 22, 2024 EX-10.10

Amended and Restated Amendment, dated February 20, 2024, to Amended and Restated OLED Materials Supply and Service Agreement, dated as of October 1, 2011, between the Registrant and PPG Industries, Inc.

Exhibit 10.10 UDC IRELAND LIMITED Suite 14, Plaza 256, Blanchardstown Corporate Park 2, Ballycoolin, Dublin 15, Ireland February 20, 2024 [***] PPG Industries, Inc. One PPG Place Pittsburgh, PA 15272 Re: Amended and Restated Amendment to that certain Amended and Restated OLED Materials Supply and Service Agreement, effective as of October 1, 2011, as amended (the “Supply Agreement”), by and betwee

February 22, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 22, 2024 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (

February 22, 2024 EX-21

Subsidiaries of the registrant

Exhibit 21 SUBSIDIARIES OF THE REGISTRANT UDC, Inc., a New Jersey corporation. Adesis, Inc., a Delaware corporation. Universal Display Corporation Hong Kong, Limited, a Hong Kong limited liability entity. Universal Display Corporation Korea, Y.H., a limited liability entity organized under the laws of the Republic of Korea. Universal Display Corporation Japan GK, a limited liability entity organiz

February 22, 2024 EX-10.13

Form Agreement - Performance Stock Unit Grant Letter

Exhibit 10.13 Universal Display Corporation EQUITY COMPENSATION PLAN PERFORMANCE UNIT GRANT LETTER THIS PERFORMANCE UNIT GRANT LETTER (the “Grant Letter”), dated as of [ ] (the “Grant Date”), is delivered by Universal Display Corporation (the “Company”), to [ ], a key employee of the Company or one of its subsidiaries (the “Grantee”). RECITALS WHEREAS, the Universal Display Corporation Equity Comp

February 22, 2024 EX-99.1

Universal Display Corporation Announces Fourth Quarter and Full Year 2023 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces Fourth Quarter and Full Year 2023 Financial Results EWING, N.J. – February 22, 2024 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today reported

February 22, 2024 EX-97

Universal Display Corporation Compensation Recoupment Policy

Exhibit 97 UNIVERSAL DISPLAY CORPORATION COMPENSATION RECOUPMENT POLICY I. Purpose The Board of Directors (“Board”) of Universal Display Corporation (the “Company”), based on the recommendation of its Human Capital Committee (the “Committee”), has adopted this Compensation Recoupment Policy (this “Policy) to implement a mandatory clawback policy if a Restatement in compliance with the Applicable R

February 22, 2024 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL DISPLAY

February 22, 2024 EX-10.12

Form Agreement - Restricted Stock Unit Grant Letter

Exhibit 10.12 universal display corporation EQUITY COMPENSATION PLAN RESTRICTED STOCK UNIT GRANT LETTER THIS RESTRICTED STOCK UNIT GRANT LETTER (the “Grant Letter”), dated as of [ ] (the “Grant Date”), is delivered by Universal Display Corporation (the “Company”), to [ ] a key employee of the Company or one of its subsidiaries (the “Grantee”). RECITALS WHEREAS, the Universal Display Corporation Eq

February 13, 2024 SC 13G/A

OLED / Universal Display Corporation / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 10)* Name of issuer: Universal Display Corp Title of Class of Securities: Common Stock CUSIP Number: 91347P105 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box to designate the rule pursuant to which this Schedule is file

November 15, 2023 CORRESP

Universal Display Corporation

Universal Display Corporation 250 Phillips Boulevard Ewing, NJ 08618 November 15, 2023 VIA EDGAR SUBMISSION United States Securities and Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, DC 20549 Re: Universal Display Corporation Form 10-K for the Fiscal Year Ended December 31, 2022 Filed February 23, 2023 File No.

November 2, 2023 EX-10.1

UDC, Inc. Deferred Compensation Plan (17)

Exhibit 10.1 UDC, INC. NONQUALIFIED DEFERRED COMPENSATION PLAN RECITALS This Nonqualified Deferred Compensation Plan (the “Plan”) is adopted by UDC, Inc., a New Jersey corporation (the “Company”), for the benefit of the Eligible Employees of the Company. The purpose of the Plan is to offer selected Eligible Employees who contribute significantly to the future business success of the Company an opp

November 2, 2023 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 31, 2023 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (C

November 2, 2023 EX-99.1

Universal Display Corporation Announces Third Quarter 2023 Financial Results

EX-99.1 3 oled-ex991.htm EX-99.1 Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces Third Quarter 2023 Financial Results EWING, N.J. – November 2, 2023 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and material

November 2, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

` UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVER

August 3, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

` UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL D

August 3, 2023 S-8

As filed with the Securities and Exchange Commission on August 3, 2023

As filed with the Securities and Exchange Commission on August 3, 2023 Registration No.

August 3, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 3, 2023 UNIVERSAL DISPLAY

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 3, 2023 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Com

August 3, 2023 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables Form S-8 (Form Type) Universal Display Corporation (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Plan Security Type Security Class Title Fee Calculation Rule Amount Registered(1) Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee 2023 Equity Compensation Plan Equity Common Stock, $0.

August 3, 2023 EX-99.1

Universal Display Corporation Announces Second Quarter 2023 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces Second Quarter 2023 Financial Results EWING, N.J. – August 3, 2023 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today reported financial result

June 20, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 15, 2023 UNIVERSAL DISPLAY C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 15, 2023 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Comm

June 1, 2023 EX-99.1

AMENDMENT TO AMENDED AND RESTATED CHANGE IN CONTROL AGREEMENT

Exhibit 99.1 AMENDMENT TO AMENDED AND RESTATED CHANGE IN CONTROL AGREEMENT THIS AMENDMENT TO AMENDED AND RESTATED CHANGE IN CONTROL AGREEMENT, dated as of May 31, 2023 (the “Amendment”), is between Universal Display Corporation, a Pennsylvania corporation (“Company”) and Brian Millard (“Employee”). WHEREAS, Company and Employee previously entered into that certain Amended and Restated Change in Co

June 1, 2023 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 31, 2023 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Commi

May 3, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL DI

May 3, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 3, 2023 UNIVERSAL DISPLAY COR

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 3, 2023 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Commis

May 3, 2023 EX-99

Universal Display Corporation Acquires Merck KGaA, Darmstadt, Germany’s Phosphorescent OLED Emitter Intellectual Property Assets and Enters into Multi-Year Collaboration Agreement

Exhibit 99.2 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Acquires Merck KGaA, Darmstadt, Germany’s Phosphorescent OLED Emitter Intellectual Property Assets and Enters into Multi-Year Collaboration Agreement Ewing, New Jersey – May 3, 2023 - Universal Display Corporation (Nasdaq: OLED) (UDC), enabling energy-effi

May 3, 2023 EX-99

Universal Display Corporation Announces First Quarter 2023 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces First Quarter 2023 Financial Results EWING, N.J. – May 3, 2023 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today reported financial results fo

April 20, 2023 DEF 14A

Universal Display Corporation 2023 Equity Compensation Plan (filed as Annex A to the Company’s Definitive Proxy Statement for the 2023 Annual Meeting filed with the Securities and Exchange Commission on April 20, 2023 and incorporated herein by reference)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defin

April 20, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

February 23, 2023 EX-10

Restricted Stock Grant Unit Agreement between the registrant and Brian Millard, dated as of September 6, 2022 (11)

Exhibit 10.24 universal display corporation EQUITY COMPENSATION PLAN RESTRICTED STOCK UNIT GRANT LETTER THIS RESTRICTED STOCK UNIT GRANT LETTER (the “Grant Letter”), dated as of September 29, 2022 (the “Grant Date”), is delivered by Universal Display Corporation (the “Company”), to Brian Millard, a key employee of the Company or one of its subsidiaries (the “Grantee”). RECITALS WHEREAS, the Univer

February 23, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 23, 2023 UNIVERSAL DISPL

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 23, 2023 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (

February 23, 2023 EX-99

Universal Display Corporation Announces Fourth Quarter and Full Year 2022 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces Fourth Quarter and Full Year 2022 Financial Results EWING, N.J. – February 23, 2023 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today reported

February 23, 2023 EX-10

Amended and Restated Change in Control Agreement between the registrant and Brian Millard, dated as of September 6, 2022 (11)

Exhibit 10.23 AMENDED AND RESTATED CHANGE IN CONTROL AGREEMENT This Amended and Restated Change in Control Agreement (the “Agreement”) is made as of September 6, 2022, by and between Universal Display Corporation (the “Company”), and Brian Millard (“Employee”). WHEREAS, the Company believes that appropriate steps should be taken to reinforce and encourage the continued attention and dedication of

February 23, 2023 EX-10

Form Agreement - Restricted Stock Unit Grant Letter

Exhibit 10.15 universal display corporation EQUITY COMPENSATION PLAN RESTRICTED STOCK UNIT GRANT LETTER THIS RESTRICTED STOCK UNIT GRANT LETTER (the “Grant Letter”), dated as of , 202 (the “Grant Date”), is delivered by Universal Display Corporation (the “Company”), to [Name], a key employee of the Company or one of its subsidiaries (the “Grantee”). RECITALS WHEREAS, the Universal Display Corporat

February 23, 2023 EX-10

Form Agreement - Performance Stock Unit Grant Letter

Exhibit 10.16 Universal Display Corporation EQUITY COMPENSATION PLAN PERFORMANCE UNIT GRANT LETTER THIS PERFORMANCE UNIT GRANT LETTER (the “Grant Letter”), dated as of [ ] (the “Grant Date”), is delivered by Universal Display Corporation (the “Company”), to [ ], a key employee of the Company or one of its subsidiaries (the “Grantee”). RECITALS WHEREAS, the Universal Display Corporation Equity Comp

February 23, 2023 EX-10

Universal Display Corporation Annual Incentive Plan (11)

Exhibit 10.14 UNIVERSAL DISPLAY CORPORATION ANNUAL INCENTIVE PLAN FOR SENIOR EXECUTIVES (as amended and restated, effective January 1, 2023) Adopted by the Board of Directors on February 21, 2023 UNIVERSAL DISPLAY CORPORATION ANNUAL INCENTIVE PLAN FOR SENIOR EXECUTIVES (as amended and restated, effective January 1, 2023) 1. Purpose This Universal Display Corporation Annual Incentive Plan for Senio

February 23, 2023 EX-10

OLED Patent License Agreement between UDC Ireland Limited and Samsung Display Co., Ltd., dated as of December 2, 2022 (11)

Exhibit 10.25 certain identified information, marked herein with [***], has been excluded from this exhibit because it is both not material and is the type that the registrant treats as private or confidential. OLED PATENT LICENSE AGREEMENT THIS OLED PATENT LICENSE AGREEMENT (this “Agreement”) is entered into effective as of January 1, 2023 (the “Effective Date”), by and between Samsung Display Co

February 23, 2023 EX-10

Supplemental OLED Material Purchase Agreement between UDC Ireland Limited and Samsung Display Co., Ltd., dated as of December 2, 2022 (11)

Exhibit 10.26 certain identified information, marked herein with [***], has been excluded from this exhibit because it is both not material and is the type that the registrant treats as private or confidential. SUPPLEMENTAL OLED MATERIAL PURCHASE AGREEMENT THIS SUPPLEMENTAL OLED MATERIAL PURCHASE AGREEMENT (this “Agreement”) is entered into effective as of January 1, 2023 (the “Effective Date”), b

February 23, 2023 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL DISPLAY

February 23, 2023 EX-21

Subsidiaries of the registrant

Exhibit 21 SUBSIDIARIES OF THE REGISTRANT UDC, Inc., a New Jersey corporation. Adesis, Inc., a Delaware corporation. Universal Display Corporation Hong Kong, Limited, a Hong Kong limited liability entity. Universal Display Corporation Korea, Y.H., a limited liability entity organized under the laws of the Republic of Korea. Universal Display Corporation Japan GK, a limited liability entity organiz

February 9, 2023 SC 13G/A

OLED / Universal Display Corporation / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv02132-universaldisplaycorp.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 9)* Name of issuer: Universal Display Corp. Title of Class of Securities: Common Stock CUSIP Number: 91347P105 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box to

January 10, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 10, 2023 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (C

January 10, 2023 EX-99.1

Universal Display Corporation to Present at Needham Growth Conference

Exhibit 99.1 Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation to Present at Needham Growth Conference Ewing, New Jersey – January 10, 2023 - Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, announced that Steve Abramson, President and

December 6, 2022 EX-99.1

Universal Display Corporation Announces Passing of Founder and Visionary Entrepreneur Sherwin I. Seligsohn

Exhibit 99.1 Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces Passing of Founder and Visionary Entrepreneur Sherwin I. Seligsohn Ewing, New Jersey ? December 6, 2022 - Universal Display Corporation (Nasdaq: OLED) today announced that Founder Sherwin I. Seligsohn passed away on December 3, 2022. The entire UDC community m

December 6, 2022 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 03, 2022 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (

December 5, 2022 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 02, 2022 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (

December 5, 2022 EX-99.1

Samsung Display and Universal Display Corporation Enter into Long-Term OLED Agreements

Ex. 99.1 Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Samsung Display and Universal Display Corporation Enter into Long-Term OLED Agreements Ewing, New Jersey ? December 5, 2022 - Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED? technology and materials, today announced the signing of l

November 3, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSA

November 3, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 3, 2022 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (C

November 3, 2022 EX-99.1

Universal Display Corporation Announces Third Quarter 2022 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces Third Quarter 2022 Financial Results EWING, N.J. ? November 3, 2022 ? Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED? technology and materials, today reported financial resul

August 4, 2022 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 4, 2022 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Com

August 4, 2022 EX-99.1

Universal Display Corporation Announces Second Quarter 2022 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces Second Quarter 2022 Financial Results EWING, N.J. ? August 4, 2022 ? Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED? technology and materials, today reported financial result

August 4, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL DIS

August 4, 2022 EX-99.2

Universal Display Corporation Announces Retirement Plans of Chief Financial Officer Sidney D. Rosenblatt Brian Millard Appointed New CFO

Exhibit 99.2 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces Retirement Plans of Chief Financial Officer Sidney D. Rosenblatt Brian Millard Appointed New CFO Ewing, New Jersey ? August 4, 2022 - Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its Universal

June 27, 2022 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 23, 2022 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Comm

May 5, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL DI

May 5, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 5, 2022 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Commis

May 5, 2022 EX-99.1

Universal Display Corporation Announces First Quarter 2022 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces First Quarter 2022 Financial Results EWING, N.J. – May 5, 2022 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today reported financial results fo

April 21, 2022 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Defin

April 21, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

DEFA14A 1 oled-defa14a20220623.htm DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only

February 23, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 23, 2022 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (

February 23, 2022 EX-21

Subsidiaries of the registrant

Exhibit 21 SUBSIDIARIES OF THE REGISTRANT UDC, Inc., a New Jersey corporation. Adesis, Inc., a Delaware corporation. Universal Display Corporation Hong Kong, Limited, a Hong Kong limited liability entity. Universal Display Corporation Korea, Y.H., a limited liability entity organized under the laws of the Republic of Korea. Universal Display Corporation Japan GK, a limited liability entity organiz

February 23, 2022 EX-99.1

Universal Display Corporation Announces Fourth Quarter and Full Year 2021 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces Fourth Quarter and Full Year 2021 Financial Results EWING, N.J. ? February 23, 2022 ? Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED? technology and materials, today reported

February 23, 2022 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL DISPLAY

February 14, 2022 SC 13G/A

OLED / Universal Display Corporation / MACQUARIE GROUP LTD - SC 13G/A Passive Investment

SC 13G/A 1 d315166dsc13ga.htm SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Universal Display Corporation (Name of Issuer) Common Shares (Title of Class of Securities) 91347P105 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate bo

February 10, 2022 SC 13G/A

OLED / Universal Display Corporation / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 8)* Name of issuer: Universal Display Corp. Title of Class of Securities: Common Stock CUSIP Number: 91347P105 Date of Event Which Requires Filing of this Statement: December 31, 2021 Check the appropriate box to designate the rule pursuant to which this Schedule is file

November 4, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 4, 2021 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (C

November 4, 2021 EX-99.1

Universal Display Corporation Announces Third Quarter 2021 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces Third Quarter 2021 Financial Results EWING, N.J. ? November 4, 2021 ? Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED? technology and materials, today reported financial resul

November 4, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSA

August 5, 2021 EX-99.1

Universal Display Corporation Announces Second Quarter 2021 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces Second Quarter 2021 Financial Results EWING, N.J. ? August 5, 2021 ? Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED? technology and materials, today reported financial result

August 5, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

M UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2021 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL D

August 5, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 5, 2021 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Com

June 21, 2021 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 17, 2021 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Comm

May 6, 2021 EX-10.1

Amendment, dated February 23, 2021, to Amended and Restated OLED Materials Supply and Service Agreement, dated as of October 1, 2011, between the Registrant and PPG Industries, Inc.

Exhibit 10.1 UDC IRELAND LIMITED Suite 14, Plaza 256, Blanchardstown Corporate Park 2, Ballycoolin, Dublin 15, Ireland February 23, 2021 [***] PPG Industries, Inc. One PPG Place Pittsburgh, PA 15272 Re: Amendment to that certain Amended and Restated OLED Materials Supply and Service Agreement, effective as of October 1, 2011, as amended (the ?Supply Agreement?), by and between PPG Industries, Inc.

May 6, 2021 10-Q

Quarterly Report - 10-Q

M UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2021 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL

May 6, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 6, 2021 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Commis

May 6, 2021 EX-99.1

Universal Display Corporation Announces First Quarter 2021 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces First Quarter 2021 Financial Results EWING, N.J. ? May 6, 2021 ? Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED? technology and materials, today reported financial results fo

April 22, 2021 DEFA14A

- DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Defin

April 22, 2021 DEF 14A

- DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Defin

March 8, 2021 SC 13G/A

SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 5)* Universal Display Corp. (Name of Issuer) (Title of Class of Securities)

UNITED STATES OMB APPROVAL SECURITIES AND EXCHANGE COMMISSION OMB Number: 3235-0145 Washington, D.

February 25, 2021 EX-99.1

Universal Display Corporation and PPG to Expand Global Production of UniversalPHOLED Materials

Exhibit 99.1 Universal Display Contact: PPG Contact: Darice Liu Brande Juart [email protected] Specialty Coatings and Materials [email protected] [email protected] +1 609-964-5123 +1 724-325-5203 Universal Display Corporation and PPG to Expand Global Production of UniversalPHOLED Materials Ewing, N.J. and Pittsburgh ? February 25, 2021 - Universal Display Corporation (Nasdaq: OLED) and PPG (NYSE:PPG) tod

February 25, 2021 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 23, 2021 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (

February 18, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 18, 2021 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (

February 18, 2021 EX-99.1

Universal Display Corporation Announces Fourth Quarter and Full Year 2020 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces Fourth Quarter and Full Year 2020 Financial Results EWING, N.J. ? February 18, 2021 ? Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED? technology and materials, today reported

February 18, 2021 10-K

Annual Report - 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL DISPLAY

February 18, 2021 EX-21

Subsidiaries of the registrant

Exhibit 21 SUBSIDIARIES OF THE REGISTRANT UDC, Inc., a New Jersey corporation. Adesis, Inc., a Delaware corporation (acquired July 11, 2016). Universal Display Corporation Hong Kong, Limited, a Hong Kong limited liability entity (formed on January 22, 2008). Universal Display Corporation Korea, Y.H., a limited liability entity organized under the laws of the Republic of Korea (formed on December 1

February 12, 2021 EX-99.1

JOINT FILING AGREEMENT

EXHIBIT 1 JOINT FILING AGREEMENT Waddell & Reed Financial, Inc., and Ivy Investment Management Company (the ?Filing Persons?), hereby agree to file jointly a Schedule 13G and any amendments thereto relating to the aggregate ownership by each of the Filing Persons of any voting equity security of a class which is registered pursuant to Section 12 of the Securities Exchange Act of 1934, as amended,

February 12, 2021 EX-99.2

EXHIBIT 2

Identification and Classification of the Subsidiary Which Acquired the Security EXHIBIT 2 Ivy Investment Management Company - Tax ID No. 03-0481447 Investment Advisor registered under Section 203 of the Investment Advisors Act of 1940

February 12, 2021 SC 13G/A

SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4)* Universal Display Corp. (Name of Issuer) (Title of Class of Securities)

UNITED STATES OMB APPROVAL SECURITIES AND EXCHANGE COMMISSION OMB Number: 3235-0145 Washington, D.

February 12, 2021 EX-99.3

POWER OF ATTORNEY

Power of Attorney EXHIBIT 3 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, THAT: The undersigned, Waddell & Reed Financial, Inc.

February 12, 2021 SC 13G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 Universal Display Corporation (Name of Issuer) Common Stock (Title of Class of Securities) (CUSIP Number) December 31, 2020

UNIVERSAL DISPLAY CORP \PA\ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 10, 2021 SC 13G/A

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 7)*

SC 13G/A 1 tv02055-universaldisplaycorp.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 7)* Name of issuer: Universal Display Corp. Title of Class of Securities: Common Stock CUSIP Number: 91347P105 Date of Event Which Requires Filing of this Statement: December 31, 2020 Check the appropriate box to

November 23, 2020 CORRESP

-

CORRESP Universal Display Corporation 375 Phillips Boulevard Ewing, NJ 08618 November 23, 2020 United States Securities and Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, DC 20549 Attention: Melissa Raminpour Branch Chief Re: Universal Display Corporation Form 10-K for the fiscal year ended December 31, 2019 Filed February 20, 2020 File No.

October 29, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 29, 2020 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (C

October 29, 2020 10-Q

Quarterly Report - 10-Q

M UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVER

October 29, 2020 EX-99.1

Universal Display Corporation Announces Third Quarter 2020 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces Third Quarter 2020 Financial Results EWING, N.J. – October 29, 2020 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today reported financial resul

August 6, 2020 10-Q

Quarterly Report - 10-Q

M UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL D

August 6, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 6, 2020 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Com

August 6, 2020 EX-99.1

Universal Display Corporation Announces Second Quarter 2020 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces Second Quarter 2020 Financial Results EWING, N.J. – August 6, 2020 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today reported financial result

June 22, 2020 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 18, 2020 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Comm

May 7, 2020 EX-99.1

Universal Display Corporation Announces First Quarter 2020 Financial Results Withdraws Previously Provided 2020 Revenue Guidance due to COVID-19 Pandemic

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces First Quarter 2020 Financial Results Withdraws Previously Provided 2020 Revenue Guidance due to COVID-19 Pandemic EWING, N.J. – May 7, 2020 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its U

May 7, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 7, 2020 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Commis

May 7, 2020 10-Q

Quarterly Report - 10-Q

M UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL

April 23, 2020 DEFA14A

- DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

April 23, 2020 DEF 14A

- DEF 14A

DEF 14A 1 oled-def14a20200618.htm DEF 14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only

March 20, 2020 10-K/A

Annual Report - 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K/A Amendment No. 1 (Mark One) ☒ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 1-12031

February 20, 2020 EX-10.37

Equity Grant Agreement between the registrant and Sidney D. Rosenblatt, dated as of December 12, 2019

Exhibit 10.37 UNIVERSAL DISPLAY CORPORATION EQUITY COMPENSATION PLAN BRIDGE GRANT AGREEMENT This BRIDGE GRANT AGREEMENT (this “Agreement”), effective as of December 12, 2019 (the “Date of Grant”), is delivered by Universal Display Corporation (the “Company”), to Sidney D. Rosenblatt (the “Grantee”). RECITALS The Universal Display Corporation Equity Compensation Plan, amended and restated effective

February 20, 2020 EX-10.38

Equity Grant Agreement between the registrant and Julia J. Brown, dated as of December 12, 2019

Exhibit 10.38 UNIVERSAL DISPLAY CORPORATION EQUITY COMPENSATION PLAN BRIDGE GRANT AGREEMENT This BRIDGE GRANT AGREEMENT (this “Agreement”), effective as of December 12, 2019 (the “Date of Grant”), is delivered by Universal Display Corporation (the “Company”), to Julia J. Brown (the “Grantee”). RECITALS The Universal Display Corporation Equity Compensation Plan, amended and restated effective as of

February 20, 2020 10-K

Annual Report - 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL DISPLAY

February 20, 2020 EX-4

Description of Securities

Exhibit 4 DESCRIPTION OF SECURITIES The following description is a summary of the material terms of our common stock.

February 20, 2020 EX-10.36

Equity Grant Agreement between the registrant and Steven V. Abramson, dated as of December 12, 2019

Exhibit 10.36 UNIVERSAL DISPLAY CORPORATION EQUITY COMPENSATION PLAN BRIDGE GRANT AGREEMENT This BRIDGE GRANT AGREEMENT (this “Agreement”), effective as of December 12, 2019 (the “Date of Grant”), is delivered by Universal Display Corporation (the “Company”), to Steven V. Abramson (the “Grantee”). RECITALS The Universal Display Corporation Equity Compensation Plan, amended and restated effective a

February 20, 2020 EX-10.39

Equity Grant Agreement between the registrant and Mauro Premutico, dated as of December 12, 2019

Exhibit 10.39 UNIVERSAL DISPLAY CORPORATION EQUITY COMPENSATION PLAN BRIDGE GRANT AGREEMENT This BRIDGE GRANT AGREEMENT (this “Agreement”), effective as of December 12, 2019 (the “Date of Grant”), is delivered by Universal Display Corporation (the “Company”), to Mauro Premutico (the “Grantee”). RECITALS The Universal Display Corporation Equity Compensation Plan, amended and restated effective as o

February 20, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 20, 2020 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (

February 20, 2020 EX-10.40

Equity Grant Agreement between the registrant and Janice K. Mahon, dated as of December 12, 2019

Exhibit 10.40 UNIVERSAL DISPLAY CORPORATION EQUITY COMPENSATION PLAN BRIDGE GRANT AGREEMENT This BRIDGE GRANT AGREEMENT (this “Agreement”), effective as of December 12, 2019 (the “Date of Grant”), is delivered by Universal Display Corporation (the “Company”), to Janice K. Mahon (the “Grantee”). RECITALS The Universal Display Corporation Equity Compensation Plan, amended and restated effective as o

February 20, 2020 EX-21

Subsidiaries of the registrant

Exhibit 21 SUBSIDIARIES OF THE REGISTRANT UDC, Inc., a New Jersey corporation. Adesis, Inc., a Delaware corporation (acquired July 11, 2016). Universal Display Corporation Hong Kong, Limited, a Hong Kong limited liability entity (formed on January 22, 2008). Universal Display Corporation Korea, Y.H., a limited liability entity organized under the laws of the Republic of Korea (formed on December 1

February 20, 2020 EX-99.1

Universal Display Corporation Announces Fourth Quarter and Full Year 2019 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces Fourth Quarter and Full Year 2019 Financial Results EWING, N.J. – February 20, 2020 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today reported

February 14, 2020 EX-99.3

POWER OF ATTORNEY

EX-99.3 4 d875318dex993.htm POWER OF ATTORNEY EXHIBIT 3 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, THAT: The undersigned, Waddell & Reed Financial, Inc., a corporation organized and existing under the laws of the State of Delaware, constitutes and appoints J.J. Richie and Mark P. Buyle and each of them severally, its true and lawful attorneys-in-fact on behalf of the corporation and in its

February 14, 2020 SC 13G/A

OLED / Universal Display Corp. / WADDELL & REED FINANCIAL INC - UNIVERSAL DISPLAY CORPORATION Passive Investment

SC 13G/A 1 d875318dsc13ga.htm UNIVERSAL DISPLAY CORPORATION UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 Amendment No. 6* Universal Display Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 91347P105 (CUSIP Number) December 31, 2019 (Date of Event Which Requires Filing of this Statement) Check

February 14, 2020 EX-99.1

JOINT FILING AGREEMENT

Joint Filing Agreement EXHIBIT 1 JOINT FILING AGREEMENT Waddell & Reed Financial, Inc.

February 14, 2020 EX-99.2

EXHIBIT 2

Identification and Classification of the Subsidiary Which Acquired the Security EXHIBIT 2 Ivy Investment Management Company - Tax ID No. 03-0481447 Investment Advisor registered under Section 203 of the Investment Advisors Act of 1940

February 12, 2020 SC 13G/A

OLED / Universal Display Corp. / PRIMECAP MANAGEMENT CO/CA/ - SC 13G/A Passive Investment

UNITED STATES OMB APPROVAL SECURITIES AND EXCHANGE COMMISSION OMB Number: 3235-0145 Washington, D.

February 12, 2020 SC 13G/A

OLED / Universal Display Corp. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 6)* Name of issuer: Universal Display Corp Title of Class of Securities: Common Stock CUSIP Number: 91347P105 Date of Event Which Requires Filing of this Statement: December 31, 2019 Check the appropriate box to designate the rule pursuant to which this Schedule is filed

December 12, 2019 EX-99.1

Universal Display Corporation Announces the Appointment of New Board Members

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces the Appointment of New Board Members Ewing, New Jersey – December 12, 2019 - Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today announced that Cy

December 12, 2019 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 12, 2019 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (

October 30, 2019 EX-99.1

Universal Display Corporation Announces Third Quarter 2019 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces Third Quarter 2019 Financial Results EWING, N.J. – October 30, 2019 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today reported financial resul

October 30, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 30, 2019 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (C

October 30, 2019 10-Q

Quarterly Report - 10-Q

M UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVER

August 2, 2019 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 1, 2019 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Com

August 1, 2019 EX-99.1

Universal Display Corporation Announces Second Quarter 2019 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces Second Quarter 2019 Financial Results EWING, N.J. – August 1, 2019 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today reported financial result

August 1, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 1, 2019 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Com

August 1, 2019 10-Q

Quarterly Report - 10-Q

M UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL D

June 24, 2019 8-K

Submission of Matters to a Vote of Security Holders

8-K 1 oled-8k20190620.htm 8-K TO REPORT ANNUAL MEETING VOTE RESULTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 20, 2019 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-1

May 2, 2019 EX-99.1

Universal Display Corporation Announces First Quarter 2019 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces First Quarter 2019 Financial Results EWING, N.J. – May 2, 2019 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today reported financial results fo

May 2, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 2, 2019 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Commis

May 2, 2019 10-Q

Quarterly Report - 10-Q

10-Q 1 oled-10q20190331.htm 10-Q M UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commissi

April 25, 2019 DEFA14A

OLED / Universal Display Corp. DEFA14A - PROXY FILING WITH NOTICE

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

April 25, 2019 DEF 14A

OLED / Universal Display Corp. DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defin

February 21, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 1 oled-8k20190221.htm 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 21, 2019 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Ju

February 21, 2019 EX-99.1

Universal Display Corporation Announces Fourth Quarter and Full Year 2018 Financial Results

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] +1 609-964-5123 Universal Display Corporation Announces Fourth Quarter and Full Year 2018 Financial Results EWING, N.J. – February 21, 2019 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today reported

February 21, 2019 10-K

OLED / Universal Display Corp. 10-K (Annual Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL DISPLAY

February 21, 2019 EX-21

Subsidiaries of the registrant

Exhibit 21 SUBSIDIARIES OF THE REGISTRANT UDC, Inc., a New Jersey corporation. Adesis, Inc., a Delaware corporation (acquired July 11, 2016). Universal Display Corporation Hong Kong, Limited, a Hong Kong limited liability entity (formed on January 22, 2008). Universal Display Corporation Korea, Y.H., a limited liability entity organized under the laws of the Republic of Korea (formed on December 1

February 14, 2019 EX-99.1

JOINT FILING AGREEMENT

Joint Filing Agreement EXHIBIT 1 JOINT FILING AGREEMENT Waddell & Reed Financial, Inc.

February 14, 2019 SC 13G/A

OLED / Universal Display Corp. / WADDELL & REED FINANCIAL INC - UNIVERSAL DISPLAY CORPORATION Passive Investment

Universal Display Corporation UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 14, 2019 EX-99.3

POWER OF ATTORNEY

EX-99.3 4 d667945dex993.htm POWER OF ATTORNEY EXHIBIT 3 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, THAT: The undersigned, Waddell & Reed Financial, Inc., a corporation organized and existing under the laws of the State of Delaware, constitutes and appoints J.J. Richie and Mark P. Buyle, and each of them severally, its true and lawful attorneys-in-fact on behalf of the corporation and in its

February 14, 2019 EX-99.2

EXHIBIT 2

Identification and Classification of the Subsidiary Which Acquired the Security EXHIBIT 2 Ivy Investment Management Company - Tax ID No. 03-0481447 Investment Advisor registered under Section 203 of the Investment Advisors Act of 1940

February 11, 2019 SC 13G/A

OLED / Universal Display Corp. / VANGUARD GROUP INC Passive Investment

universaldisplaycorp.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 5 )* Name of issuer: Universal Display Corp Title of Class of Securities: Common Stock CUSIP Number: 91347P105 Date of Event Which Requires Filing of this Statement: December 31, 2018 Check the appropri

February 8, 2019 SC 13G/A

OLED / Universal Display Corp. / TD ASSET MANAGEMENT INC - SC 13G/A Passive Investment

SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* Universal Display Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 91347P105 (CUSIP Number) December 31st, 2018 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursu

February 8, 2019 SC 13G/A

OLED / Universal Display Corp. / PRIMECAP MANAGEMENT CO/CA/ - SC 13G/A Passive Investment

SC 13G/A 1 a19-419153sc13ga.htm SC 13G/A UNITED STATES OMB APPROVAL SECURITIES AND EXCHANGE COMMISSION OMB Number: 3235-0145 Washington, D.C. 20549 Expires: February 28, 2009 Estimated average burden hours per response. . . . . . . .10.4 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* Universal Display Corp. (Name of Issuer) Common (Title of Class of Securities) 91347P105

February 8, 2019 EX-99.1

JOINT FILING AGREEMENT

EX-99.1 EXHIBIT 99.1 JOINT FILING AGREEMENT This will confirm the agreement by and among the undersigned that the Schedule 13G filed with the Securities and Exchange Commission on or about the date hereof with respect to the beneficial ownership by the undersigned of the shares of common stock, of Universal Display Corporation, is being filed, and all amendments thereto will be filed, on behalf of

December 6, 2018 SC 13G/A

OLED / Universal Display Corp. / PRIMECAP MANAGEMENT CO/CA/ - SC 13G/A Passive Investment

UNITED STATES OMB APPROVAL SECURITIES AND EXCHANGE COMMISSION OMB Number: 3235-0145 Washington, D.

November 1, 2018 EX-99.1

UNIVERSAL DISPLAY CORPORATION ANNOUNCES THIRD QUARTER 2018 FINANCIAL RESULTS

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] + 1 609-964-5123 UNIVERSAL DISPLAY CORPORATION ANNOUNCES THIRD QUARTER 2018 FINANCIAL RESULTS EWING, N.J. – November 1, 2018 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today reported financial resu

November 1, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 1, 2018 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (C

November 1, 2018 10-Q

OLED / Universal Display Corp. 10-Q (Quarterly Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2018 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSA

September 10, 2018 SC 13G

OLED / Universal Display Corp. / PRIMECAP MANAGEMENT CO/CA/ - SC 13G Passive Investment

UNITED STATES OMB APPROVAL SECURITIES AND EXCHANGE COMMISSION OMB Number: 3235-0145 Washington, D.

August 9, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 9, 2018 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Com

August 9, 2018 EX-99.1

UNIVERSAL DISPLAY CORPORATION ANNOUNCES SECOND QUARTER 2018 FINANCIAL RESULTS

Exhibit 99.1 Universal Display Contact: Darice Liu [email protected] [email protected] 609-671-0980 x570 UNIVERSAL DISPLAY CORPORATION ANNOUNCES SECOND QUARTER 2018 FINANCIAL RESULTS EWING, N.J. – August 9, 2018 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today reported financial results for the se

August 9, 2018 10-Q

OLED / Universal Display Corp. 10-Q (Quarterly Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2018 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL DIS

August 9, 2018 EX-3.1

Amended and Restated Articles of Incorporation (incorporated by reference to Exhibit 3.1 to the Registrant’s Quarterly Report on Form 10-Q for the quarter ended June 30, 2018, filed with the SEC on August 9, 2018)

Exhibit 3.1 AMENDED AND RESTATED ARTICLES OF INCORPORATION OF UNIVERSAL DISPLAY CORPORATION (formerly known as Enzymatics, Inc.) The Amended and Restated Articles of Incorporation of Universal Display Corporation (the “Corporation”), are as follows: 1.The name of the Corporation is Universal Display Corporation. 2.The location and post office address of the registered office of the Corporation in

June 25, 2018 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 21, 2018 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Comm

May 3, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 3, 2018 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (Commis

May 3, 2018 EX-99.1

UNIVERSAL DISPLAY CORPORATION ANNOUNCES FIRST QUARTER 2018 FINANCIAL RESULTS

Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] 609-671-0980 x570 UNIVERSAL DISPLAY CORPORATION ANNOUNCES FIRST QUARTER 2018 FINANCIAL RESULTS EWING, N.J. – May 3, 2018 – Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED® technology and materials, today reported financial results

May 3, 2018 EX-10.2

Supplemental OLED Material Purchase Agreement, dated February 13, 2018, by and between Universal Display Corporation and Samsung Display Co., Ltd.

Exhibit 10.2 Note: Throughout this document, certain confidential material contained herein has been omitted and has been separately filed with the Commission. Each place where such an omission has been made is marked with an [***] SUPPLEMENTAL OLED MATERIAL PURCHASE AGREEMENT THIS SUPPLEMENTAL OLED MATERIAL PURCHASE AGREEMENT (this “Agreement”) is entered into effective as of January 1, 2018 (the

May 3, 2018 10-Q

OLED / Universal Display Corp. 10-Q (Quarterly Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2018 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL DI

May 3, 2018 EX-10.1

OLED Patent License Agreement, dated February 13, 2018, by and between Universal Display Corporation and Samsung Display Co., Ltd.

Exhibit 10.1 Note: Throughout this document, certain confidential material contained herein has been omitted and has been separately filed with the Commission. Each place where such an omission has been made is marked with an [***] OLED PATENT LICENSE AGREEMENT THIS OLED PATENT LICENSE AGREEMENT (this “Agreement”) is entered into effective as of January 1, 2018 (the “Effective Date”), by and betwe

April 26, 2018 DEFA14A

OLED / Universal Display Corp. DEFA14A

DEFA14A 1 oled-defa14a20180621.htm DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only

April 26, 2018 DEF 14A

OLED / Universal Display Corp. DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defin

April 11, 2018 PRE 14A

OLED / Universal Display Corp. PRE 14A - 2018 PROXY STATEMENT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

February 22, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

oled-8k20180222.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 22, 2018 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction

February 22, 2018 EX-99.1

UNIVERSAL DISPLAY CORPORATION ANNOUNCES FOURTH QUARTER AND FULL YEAR 2017 FINANCIAL RESULTS

oled-ex9917.htm Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] 609-671-0980 x570 UNIVERSAL DISPLAY CORPORATION ANNOUNCES FOURTH QUARTER AND FULL YEAR 2017 FINANCIAL RESULTS EWING, N.J. ? February 22, 2018 ? Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED? technology and materia

February 22, 2018 10-K

OLED / Universal Display Corp. 10-K (Annual Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2017 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL DISPLAY

February 22, 2018 EX-21

Subsidiaries of the registrant

Exhibit 21 SUBSIDIARIES OF THE REGISTRANT UDC, Inc., a New Jersey corporation. Adesis, Inc., a Delaware corporation (acquired July 11, 2016). Universal Display Corporation Hong Kong, Limited, a Hong Kong limited liability entity (formed on January 22, 2008). Universal Display Corporation Korea, Y.H., a limited liability entity organized under the laws of the Republic of Korea (formed on December 1

February 15, 2018 EX-99

Samsung Display and Universal Display Corporation Enter into Long-Term OLED Agreements

oled-ex996.htm Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] 609-671-0980 x570 Samsung Display and Universal Display Corporation Enter into Long-Term OLED Agreements Ewing, New Jersey ? February 14, 2018 - Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED? technology and materia

February 15, 2018 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

8-K 1 oled-8k20180213.htm 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 13, 2018 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Ju

February 14, 2018 EX-3

POWER OF ATTORNEY

Power of Attorney EXHIBIT 3 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, THAT: The undersigned, Waddell & Reed Financial, Inc.

February 14, 2018 SC 13G/A

OLED / Universal Display Corp. / WADDELL & REED FINANCIAL INC - UNIVERSAL DISPLAY CORPORATION Passive Investment

Universal Display Corporation UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 14, 2018 EX-1

JOINT FILING AGREEMENT

Joint Filing Agreement EXHIBIT 1 JOINT FILING AGREEMENT Waddell & Reed Financial, Inc.

February 14, 2018 EX-2

EXHIBIT 2

Identification and Classification of the Subsidiary Which Acquired the Security EXHIBIT 2 Waddell & Reed Investment Management Company - Tax ID No. 48-1106973 Investment Advisor registered under Section 203 of the Investment Advisors Act of 1940 Ivy Investment Management Company - Tax ID No. 03-0481447 Investment Advisor registered under Section 203 of the Investment Advisors Act of 1940

February 9, 2018 SC 13G/A

OLED / Universal Display Corp. / VANGUARD GROUP INC Passive Investment

SC 13G/A 1 universaldisplaycorp.htm SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 4 )* Name of issuer: Universal Display Corp Title of Class of Securities: Common Stock CUSIP Number: 91347P105 Date of Event Which Requires Filing of this Statement: December 31, 2017 Check the appropriate box to designate the rule pur

February 8, 2018 SC 13G/A

OLED / Universal Display Corp. / TD ASSET MANAGEMENT INC - SCHEDULE 13G AMENDMENT NO. 1 Passive Investment

Schedule 13G Amendment No. 1 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1 )* Universal Display Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 91347P105 (CUSIP Number) December 31st, 2017 (Date of Event which Requires Filing of this Statement) Check the appropriate box to des

February 8, 2018 EX-99.1

JOINT FILING AGREEMENT

EX-99.1 2 d497612dex991.htm EX-99.1 EXHIBIT 99.1 JOINT FILING AGREEMENT This will confirm the agreement by and among the undersigned that the Schedule 13G filed with the Securities and Exchange Commission on or about the date hereof with respect to the beneficial ownership by the undersigned of the shares of common stock, of Universal Display Corporation., is being filed, and all amendments theret

January 2, 2018 8-K

Regulation FD Disclosure

8-K 1 oled-8k20180102.htm 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 2, 2018 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Juri

December 7, 2017 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

oled-8k20171207.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 7, 2017 UNIVERSAL DISPLAY CORPORATION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction

December 7, 2017 EX-99.1

BOE Technology Group and Universal Display Corporation Enter into Long-Term OLED Agreements

oled-ex9916.htm Exhibit 99.1 Universal Display Contact: Darice Liu [email protected] [email protected] 609-671-0980 x570 BOE Technology Group and Universal Display Corporation Enter into Long-Term OLED Agreements Ewing, New Jersey ? December 7, 2017 ? Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED? technology and materials, today

November 2, 2017 EX-99.1

UNIVERSAL DISPLAY CORPORATION ANNOUNCES THIRD QUARTER 2017 FINANCIAL RESULTS

oled-ex9917.htm Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] 609-671-0980 x570 UNIVERSAL DISPLAY CORPORATION ANNOUNCES THIRD QUARTER 2017 FINANCIAL RESULTS EWING, N.J. ? November 2, 2017 ? Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED? technology and materials, today report

November 2, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

oled-8k20171102.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 2, 2017 UNIVERSAL DISPLAY CORPORTION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction o

November 2, 2017 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2017 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSA

August 3, 2017 EX-99.1

UNIVERSAL DISPLAY CORPORATION ANNOUNCES SECOND QUARTER 2017 FINANCIAL RESULTS

oled-ex99137.htm Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] 609-671-0980 x570 UNIVERSAL DISPLAY CORPORATION ANNOUNCES SECOND QUARTER 2017 FINANCIAL RESULTS EWING, N.J. ? August 3, 2017 ? Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED? technology and materials, today report

August 3, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

oled-8k20170803.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 3, 2017 UNIVERSAL DISPLAY CORPORTION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of

August 3, 2017 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2017 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL DIS

July 13, 2017 CORRESP

Universal Display ESP

CORRESP 1 filename1.htm Universal Display Corporation 375 Phillips Boulevard Ewing, NJ 08618 July 13, 2017 United States Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Attention: Russell Mancuso Branch Chief Office of Electronics and Machinery Division of Corporation Finance Re: Universal Display Corporation Form 10-K for the fiscal year ended December 31, 2016 Filed Febr

June 23, 2017 8-K

Submission of Matters to a Vote of Security Holders

oled-8k20170620.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 22, 2017 UNIVERSAL DISPLAY CORPORTION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of I

May 4, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

oled-8k20170504.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 4, 2017 UNIVERSAL DISPLAY CORPORTION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Inc

May 4, 2017 EX-99.1

UNIVERSAL DISPLAY CORPORATION ANNOUNCES FIRST QUARTER 2017 FINANCIAL RESULTS

oled-ex99135.htm Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] 609-671-0980 x570 UNIVERSAL DISPLAY CORPORATION ANNOUNCES FIRST QUARTER 2017 FINANCIAL RESULTS EWING, N.J. ? May 4, 2017 - Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED? technology and materials, today reported f

May 4, 2017 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2017 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL DI

April 26, 2017 DEFA14A

Universal Display DEFA14A

oled-defa14a20170427.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by

April 26, 2017 DEF 14A

Universal Display DEF 14A

oled-def14a20160616.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by R

February 23, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 23, 2017 UNIVERSAL DISPLAY CORPORTION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporation) (C

February 23, 2017 EX-21

SUBSIDIARIES OF THE REGISTRANT

Exhibit 21 SUBSIDIARIES OF THE REGISTRANT UDC, Inc., a New Jersey corporation. Adesis, Inc., a Delaware corporation (acquired July 11, 2016). Universal Display Corporation Hong Kong, Limited, a Hong Kong limited liability entity (formed on January 22, 2008). Universal Display Corporation Korea, Y.H., a limited liability entity organized under the laws of the Republic of Korea (formed on December 1

February 23, 2017 EX-99.1

UNIVERSAL DISPLAY CORPORATION ANNOUNCES FOURTH QUARTER AND FULL YEAR 2016 FINANCIAL RESULTS

EX-99.1 2 oled-ex99143.htm EX-99.1 Exhibit 99.1 Press Release Universal Display Contact: Darice Liu [email protected] [email protected] 609-671-0980 x570 UNIVERSAL DISPLAY CORPORATION ANNOUNCES FOURTH QUARTER AND FULL YEAR 2016 FINANCIAL RESULTS Board Announces Quarterly Dividend of $0.03 per Common Share EWING, N.J. – February 23, 2017 - Universal Display Corporation (Nasdaq: OLED), enabling energy-

February 23, 2017 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2016 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12031 UNIVERSAL DISPLAY

February 14, 2017 EX-3

POWER OF ATTORNEY

Power of Attorney EXHIBIT 3 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, THAT: The undersigned, Waddell & Reed Financial, Inc.

February 14, 2017 SC 13G/A

OLED / Universal Display Corp. / WADDELL & REED FINANCIAL INC - UNIVERSAL DISPLAY CORPORATION Passive Investment

Universal Display Corporation UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 14, 2017 EX-1

JOINT FILING AGREEMENT

EX-1 2 d333908dex1.htm JOINT FILING AGREEMENT EXHIBIT 1 JOINT FILING AGREEMENT Waddell & Reed Financial, Inc., Waddell & Reed Financial Services, Inc., Waddell & Reed, Inc., Waddell & Reed Investment Management Company and Ivy Investment Management Company (the “Filing Persons”), hereby agree to file jointly a Schedule 13G and any amendments thereto relating to the aggregate ownership by each of t

February 14, 2017 EX-2

EXHIBIT 2

Identification and Classification of the Subsidiary Which Acquired the Security EXHIBIT 2 Waddell & Reed Investment Management Company - Tax ID No. 48-1106973 Investment Advisor registered under Section 203 of the Investment Advisors Act of 1940 Ivy Investment Management Company - Tax ID No. 03-0481447 Investment Advisor registered under Section 203 of the Investment Advisors Act of 1940

February 10, 2017 EX-99.1

JOINT FILING AGREEMENT

EX-99.1 2 d345687dex991.htm EX-99.1 EXHIBIT 99.1 JOINT FILING AGREEMENT This will confirm the agreement by and among the undersigned that the Schedule 13G filed with the Securities and Exchange Commission on or about the date hereof with respect to the beneficial ownership by the undersigned of the shares of common stock, of Universal Display Corporation., is being filed, and all amendments theret

February 10, 2017 SC 13G/A

OLED / Universal Display Corp. / VANGUARD GROUP INC Passive Investment

universaldisplaycorp.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 3 )* Name of issuer: Universal Display Corp Title of Class of Securities: Common Stock CUSIP Number: 91347P105 Date of Event Which Requires Filing of this Statement: December 31, 2016 Check the appropri

February 10, 2017 SC 13G

OLED / Universal Display Corp. / TD ASSET MANAGEMENT INC - SC 13G Passive Investment

SC 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. n/a)* Universal Display Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 91347P105 (CUSIP Number) December 31st, 2016 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursu

November 3, 2016 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

10-Q 1 oled-10q20160930.htm 10-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2016 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commis

August 4, 2016 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

oled-8k20160630.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 4, 2016 UNIVERSAL DISPLAY CORPORTION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of

August 4, 2016 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

10-Q 1 oled-10q20160630.htm 10-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2016 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission

August 4, 2016 EX-99.1

UNIVERSAL DISPLAY CORPORATION ANNOUNCES SECOND QUARTER 2016 FINANCIAL RESULTS

oled-ex9916.htm Exhibit 99.1 Universal Display Contact: Darice Liu [email protected] [email protected] 609-671-0980 x570 UNIVERSAL DISPLAY CORPORATION ANNOUNCES SECOND QUARTER 2016 FINANCIAL RESULTS EWING, N.J. - August 4, 2016 - Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED? technology and materials, today reported financial re

August 4, 2016 EX-10.1

IP Transfer Agreement, dated June 28, 2016 by and between UDC Ireland Limited and BASF SE (22)

Exhibit 10.1 Note: Throughout this document, certain confidential material contained herein has been omitted and has been separately filed with the Commission. Each omission has been marked with an [***]. IP TRANSFER AGREEMENT regarding the sale and purchase of the OLED Intellectual Property Rights of BASF by and between 1.BASF SE, Carl-Bosch-Strasse 38, 67056 Ludwigshafen/Rhine, Germany - hereina

July 20, 2016 CORRESP

Universal Display ESP

CORRESP Universal Display Corporation 375 Phillips Boulevard Ewing, NJ 08618 July 20, 2016 United States Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Attention: Kevin J.

July 1, 2016 8-K

Entry into a Material Definitive Agreement, Completion of Acquisition or Disposition of Assets

8-K 1 d210796d8k.htm FORM 8-K SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): June 28, 2016 Universal Display Corporation (Exact Name of Registrant Specified in Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of Incorporati

June 20, 2016 8-K

Submission of Matters to a Vote of Security Holders

oled-8k20160630.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 16, 2016 UNIVERSAL DISPLAY CORPORTION (Exact name of Registrant as Specified in Its Charter) Pennsylvania 1-12031 23-2372688 (State or Other Jurisdiction of I

May 5, 2016 8-K

Universal Display 8-K (Current Report/Significant Event)

8-K SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 5, 2016 Universal Display Corporation (Exact Name of Registrant Specified in Charter) Universal Display Corporation (Exact Name of Registrant Specified in Charter) Pennsylvania 1-12031 23-2

May 5, 2016 EX-99.1

UNIVERSAL DISPLAY CORPORATION ANNOUNCES FIRST QUARTER 2016 FINANCIAL RESULTS

Exhibit Universal Display Contact: Darice Liu [email protected] [email protected] 609-671-0980 x570 UNIVERSAL DISPLAY CORPORATION ANNOUNCES FIRST QUARTER 2016 FINANCIAL RESULTS EWING, N.J. - May 5, 2016 - Universal Display Corporation (Nasdaq: OLED), enabling energy-efficient displays and lighting with its UniversalPHOLED? technology and materials, today reported financial results for the first

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