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Universal Display Corp — View this Presentation (PDF) (company IR deck)

Universal Display Corp (OLED) · 85 slides · Filed Oct 30, 2026

Every slide of this earnings presentation, with the text as published. Open the original deck ↗ · All OLED deck slides

Slide 1 — © 2026 Universal Display Corporation. All rights reserved. Issued on July 24, 2026.

© 2026 Universal Display Corporation. All rights reserved. Issued on July 24, 2026.

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Slide 2 — Table of Contents

2 3 5 14 27 32 Message from Our CEO Our Company Our People Our Community Our Supply Chain 45 50 59 65 81 Our Carbon & Climate Our Environment, Health & Safety Our Performance GRI Index SASB Index Table of Contents 42 Our Certified Management Systems 85 About Our Report

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Slide 3 — A Message From

3 A Message From Our CEO Dear Stakeholders, At Universal Display Corporation, innovation has long shaped both what we create and how we operate. It guides the OLED technologies and energy-efficient materials we develop, as well as the way we support our employees, engage with our communities, and manage our business responsibly. In 2025, we built on our strong foundation as a global leader in the OLED ecosystem. Our UniversalPHOLED® materials and technologies remain at the heart of energy-efficient OLED displays used in billions of devices worldwide, enabling lower power consumption, enhanced performance, and new possibilities for our customers and the broader display industry. As OLED adoption continues to expand, our innovation pipeline supports the ongoing evolution of the ecosystem while enabling more sustainable, high-performance products. We also strengthened our approach to environmental stewardship and operational resilience. In 2025, we completed a comprehensive climate risk assessment to better understand potential long-term environmental challenges and identify mitigation strategies related to heat, drought, severe weather, and other climate-related events. This work supports more informed planning and reinforces long-term business continuity across our global operations. Building on these insights, in early 2026 we established five- year (2026-2030) environmental sustainability targets against our 2025 baseline to further focus our efforts on reducing the environmental impact of our operations. We also continued our renewable energy credit initiative at our largest sites, offsetting 86% of global electricity usage in 2025, including 100% of billed electricity for U.S. locations in scope (see Energy Consumption, pg. 56). Responsible business practices also remain a key priority. In 2025, all key OLED raw materials suppliers completed our Global Supplier Code of Conduct certification and supplier sustainability assessment process, reinforcing our focus on working with partners who share our commitment to quality, compliance, safety, and responsible operations. Equally important is the strength of our people and culture. Our global workforce continues to drive UDC’s innovation and long- term success. In 2025, we conducted our employee engagement survey and achieved more than 80% participation and an 84% overall favorability rating. These results reflect the inclusive, collaborative culture our teams foster every day. We also expanded programs that support our employees, including enhancements to benefits, career development, and learning opportunities. As new technologies shape how we work, we enhanced our information security framework and adopted a new cybersecurity policy to help protect our systems, data, and operations. We continue to invest in people, processes, and technology to strengthen our security posture over time. Our commitment extends beyond our business to the communities where we live and work. In 2025, we deepened our support for STEM education and community partnerships, including the Paul Robeson Charter School, Ewing High School, the Boys and Girls Clubs of Mercer County and Rutgers University’s Global Entrepreneurship Experience Teen Camp. We also granted the inaugural Sherwin I. Seligsohn Innovation Award in organic electronics, honoring our founder’s legacy. As we look ahead, we remain focused on delivering long-term value through innovation, operational excellence, responsible business practices, and active engagement with our stakeholders. We are proud of the progress made in 2025 and energized by the opportunities ahead as we continue enabling more energy-efficient and sustainable technologies. Steven V. Abramson President & CEO

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Slide 4 — 2025 Report Highlights

2025 Employee Engagement Survey: • 84% survey participation • 84% overall favorability score* Supporting Our Teams * Favorable responses represent scores of 4 and 5 on a scale of 1 – 5 (highest) | + Published in April 2026 Expanded Learning & Development Completed a comprehensive climate risk assessment Carbon & Climate 86% of global electricity usage offset through renewable energy credits 2025 Report Highlights 100% of key OLED raw materials suppliers completed the annual Global Supplier Code of Conduct certification and supplier survey 100% of UDC purchasing personnel completed sustainable procurement training Supplier Engagement Cybersecurity Enhanced UDC’s cybersecurity framework with a formal policy designed to help protect systems, data, and operations against evolving risks+ Community Granted first Sherwin I. Seligsohn Innovation Award in organic electronics Expanded community giving through STEM-focused donations, support for school science labs, and contributions to local nonprofit partners 4 4

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Slide 5 — Our Company

Our Company 5

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Slide 6 — Universal Display

6 Universal Display Corporation (UDC) Nasdaq: OLED At UDC, our global teams advance energy-efficient OLED technologies and materials that enable brilliant, more sustainable displays. Used in billions of devices worldwide, our innovations power our customers’ cutting-edge products—from smartphones and tablets to TVs and beyond— shaping how people work, connect, and experience the world. Founded as a research-driven startup, UDC evolved into an industry pioneer and trusted leader in phosphorescent OLED materials and technologies. We continue to push the boundaries of materials science and device innovation to unlock new possibilities in next-generation technologies. 1 As of June 30, 2026 OLED Pioneer with 30 years of Innovation, Expertise and Industry Leadership Leading Global Supplier of Energy- Efficient OLED Emissive Layer Materials and Technologies Innovator with Robust IP Portfolio of 7,000+ Patents Issued and Pending Worldwide1 Key Industry Partner with Deep Technical Expertise and Global Customer Support

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Slide 7 — UDC: Strong Corporate Citizen

7 UDC: Strong Corporate Citizen UDC’s Energy-Efficient Phosphorescent Materials UDC’s OLED emissive layer materials save energy Diverse & Inclusive Workplace Geographic: from over 25 countries Gender: 23% female and 77% male1 Cultural diversity Diverse Board of Directors 45% female and 55% male2 Named a 2025 Champion of Board Diversity by The Forum of Executive Women Foster educational STEM initiatives Support community organizations Employee charity matching program ISO Certifications ISO 9001:2015 (quality) ISO 14001:2015 (environment) ISO 45001:2018 (health/safety) Recognitions Newsweek: America’s Most Responsible Companies 2026 Community Outreach UDC’s products do not use or contain conflict minerals 1Global data of December 31, 2025 | 2As of June 30, 2026 | 3See pg. 43 for UDC entities or locations with ISO certifications EcoVadis: Bronze Sustainability Rating 3

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Slide 8 — UDC Fast Facts

8 UDC Fast Facts 1As of December 31, 2025 | 2As of June 30, 2026 | 3See pg. 43 for UDC entities or locations with ISO certifications Our Mission Creating a vision for what can be possible, driving innovation into commercial reality. Revenue: $651 million (CY 2025) Full-Time Employees: 4681 Patents: 7,000+ (issued & pending patents worldwide)2 ISO Certifications: ISO 9001 (since 2009), ISO 14001 (since 2018), ISO 45001 (since 2021) 3 Leading Global OLED Innovation Company Founded: 1994 Corporate Headquarters: Ewing, NJ, U.S. Subsidiaries: UDC, Inc.; UDC Ireland Limited; Adesis, Inc.; OVJP Corporation; UDC Ventures LLC; Universal Vapor Jet Corporation Pte. Ltd.; Universal Display Corporation China Ltd.; UDC Chengdu OLED Technology, Ltd.; Universal Display Corporation Hong Kong, Limited; Universal Display Corporation Japan GK; Universal Display Corporation Korea, Y.H.; and OLED Material Manufacturing Limited

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Slide 9 — Our Global Presence

9 Our Global Presence 468* Employees Including 340 Scientists, engineers and technicians UDC is headquartered in Ewing, NJ, with offices around the world. Our proprietary UniversalPHOLED® materials are manufactured by our foundry partner, PPG, at their Monroeville, PA and Barberton, OH facilities, as well as at UDC’s Shannon, Ireland site, which is also operated by PPG. United States UDC HQ (NJ) Adesis, Inc. (DE) UDC Ventures LLC (NY) PPG (PA & OH) UDC Ireland OLED Material Manufacturing Ltd (OM2) & PPG UDC China Beijing Chengdu Shanghai Shenzhen UDC Japan UDC Korea UDC Hong Kong Universal Vapor Jet Corporation (UVJC) Singapore Locations and employees as of December 31, 2025 | *Full-time employees

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Slide 10 — ~77%

10 UniversalPHOLED® Energy Efficiency Innovation Based on a 5.0” OLED display operating at 600 cd/m2 with video (50% pixels on). PHOLED data is based on UDC estimates. PHOLED=Phosphorescent 0 200 400 600 800 2015 2018 2021 2022 2023 2024 2025 2026 RGB Power (mW) Smartphone Display Power Consumption ~77% Energy consumption compared to 2015 Current performance (2026) Red & green PHOLED w/ fluorescent blue ~25% Energy consumption compared to 2026 Projected additional performance improvement Full red, green & blue PHOLED vs. Prior devices containing fluorescent blue Red & green PHOLED with fluorescent blue

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Slide 11 — Design for

11 Design for Environment Environmental Processing & Manufacturing Our processes are designed for: • Minimizing waste, hazardous byproducts, and emissions • Protecting our workers and environment • Recycling and reuse Environmental Packaging UDC strives to use environmentally responsible packaging materials, including: • HDPE rather than glass bottles • Reduced (or eliminated) fill materials • 100% recyclable cardboard Disposal or Reuse • The end-of-life for UDC’s products is responsibly managed by UDC and its customers. • Our waste streams prioritize recycling and disposal that minimize the emission of chemicals into the air, ground and water.

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Slide 12 — Strong, Broad & Deep Patent Portfolio

12 Strong, Broad & Deep Patent Portfolio RGB Phosphorescent OLEDs (PHOLEDs) Plasmonic OLED AI Machine Learning NIR* PHOLEDs Light Out-Coupling Panel Architectures Device Architectures Dry Printed OLEDs (OVJP) • We develop and license enabling technologies that are at the heart of consumer OLED products worldwide, from AR/VR, smartwatches, smartphones, IT (tablets, laptops, monitors), automotive and TVs to lighting products. • We believe our extensive portfolio of patents, trade secrets and know-how enable our leadership position in the OLED ecosystem. • Our R&D initiatives continue to expand the depth and breadth of our global OLED intellectual property framework, which currently stands at more than 7,000 issued and pending patents worldwide (as of June 30, 2026). *NIR=Near Infrared

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Slide 13 — Investing in Continuous Innovation

13 Investing in Continuous Innovation At Universal Display Corporation, innovation drives our efforts to develop technologies and materials that help enable more energy-efficient displays and lighting products. By investing in research, collaboration, technical capabilities, and advanced computational approaches, including artificial intelligence and machine learning, we continue to strengthen our foundation for sustainable growth and technological leadership. Our strategic priorities include: • Growing our R&D pipeline and scientific capabilities • Strengthening global partnerships across the OLED value chain • Enhancing local technical capabilities and application development support • Fortifying our new product discovery and application development engine • Accelerating materials discovery and device optimization through artificial intelligence (AI), machine learning (ML), and advanced computational modeling • Broadening the breadth and depth of our proprietary energy-efficient OLED portfolios, including state-of-the-art red, green, yellow and blue OLED emissive layer technologies and materials • Advancing our dry and patterned thin-film printing for next-generation manufacturing, namely Universal Vapor Jet Printing (UVJP) • Developing paradigm-shifting OLED device designs and systems architectures We believe our strategic initiatives will strengthen and support our customers’ successes and, in turn, our long-term success.

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Slide 14 — Our People

Our People Our People 14

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Slide 15 — About Our Workplace

15 About Our Workplace At UDC, our talented employees are central to the Company’s continued success. Their expertise, collaboration, and commitment to excellence support our innovation, operations, and long-term growth. UDC has a truly diverse — both geographically and culturally — global team: • 468 full-time scientists, engineers, technicians and business professionals • From more than 25 countries, spanning five continents UDC’s leadership is committed to: • Diversity and inclusion • Ethical conduct, integrity and legal compliance • Competitive compensation and benefits • Employee development and training Steven V. Abramson President, Chief Executive Officer & Director Julia J. Brown Executive Vice President & Chief Technical Officer Janice K. Mahon Senior Vice President, Technology Commercialization & General Manager, Commercial Sales Business Mauro Premutico Senior Vice President, Planning, Chief Legal Officer & Secretary Brian Millard Vice President, Chief Financial Officer & Treasurer UDC’s Executive Management Team

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Slide 16 — Our Commitment to Diversity and Inclusion

16 We foster a culture where all employees feel valued and empowered. We value and respect one another for our differences at all levels. We believe a diverse workforce where people have different ideas, strengths, interests and cultural backgrounds drives employee and business success. Equal Opportunity Employer WE ARE AN EQUAL OPPORTUNITY EMPLOYER. We consider applicants for all positions without regard to race, gender, age, color, religion, creed, disability, national origin, ancestry, citizenship, military status, veteran status, atypical heredity cellular or blood trait, genetic information, sexual orientation, gender identity, marital status, family status, domestic partner or civil union status or membership in any other protected group. Diversity and Inclusion We are committed to creating a workplace that encourages and embraces diversity and inclusion. Our Commitment to Diversity and Inclusion From more than 25 countries U.S. Equal Employment Opportunity Commission (EEOC) diversity data, which reflects U.S. employees only Female: 23% Male: 77% White: 58% Asian or Pacific Islander: 25% Hispanic: 6% Black/African American: 9% Two or More Races: 2% Global data as of December 31, 2025

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Slide 17 — About Our Workforce

17 About Our Workforce Universal Display Corporation Employees 2023 2024 2025 Global Employees (Full-Time) 455 465 468 Employees in the U.S. 408 411 388 % Employees in U.S. 90% 88% 83% % Employees Outside the U.S. 10% 12% 17% % Female Employees (Global) 22% 22% 23% % Male Employees (Global) 78% 78% 77% % Global Female Leaders (Director and Above) 21% 16% 14% % Global Male Leaders (Director and Above) 79% 84% 86% % Global Female Employees in Tech Roles 17% 18% 18% % Global Male Employees in Tech Roles 83% 82% 82% # Countries of Origin >25 >25 >25 Note: Data as of December 31 of each year.

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Slide 18 — About Our Workforce

18 About Our Workforce Growing Headcount in a Growing Company 2023 2024 2025 Global Employees (Full-Time) 455 465 468 Turnover Rate 8.9% 5.6% 4.9% Y/Y Growth Rate (Full-Time) 2.7% 2.2% 0.7% EEOC Categories (U.S. Employees) 2023 2024 2025 % White 59% 59% 58% % Asian or Pacific Islander 26% 25% 25% % Hispanic 5% 6% 6% % Black/African American 9% 8% 9% % Two or More Races 1% 2% 2% % U.S. Veterans 5% 4% 4% Note: Data as of December 31 of each year. 10% 61% 28% 30 & Younger 31-50 Over 50 2025 Employees by Age Group (Global)

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Slide 19 — Commitment to Ethics and Compliance

19 Commitment to Ethics and Compliance • Business Ethics: We strive to maintain the highest standards of corporate governance and ethics and to operate in compliance with all applicable laws wherever we work. • Code of Ethics and Business Conduct Policy: We require employees to acknowledge the terms of our Code of Ethics and Business Conduct as part of their onboarding and to reaffirm their commitment annually thereafter. Awareness training is available to all employees to build an understanding of ethics, business conduct and human rights issues and the potential associated risks of non-compliance. • Anti-Bribery and Corruption Training: All employees are trained on anti-bribery and corruption in the form of the annual Code of Ethics and Business Conduct acknowledgement, which was completed by 100% of employees in 2025. The Code of Ethics and Business conduct covers anti-bribery and corruption topics comprehensively, including forms such as money laundering and obstruction of justice. In June 2026, we also launched a more extensive anti-bribery & corruption training, along with recurrent training to continuously reinforce the requirements in our Code of Ethics and Business Conduct. • Human Rights: UDC remains committed to fundamental human rights for all. We strive to protect human rights through our practices and policies and by complying with the laws of the countries in which we do business.

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Slide 20 — Commitment to Ethics and Compliance

20 Commitment to Ethics and Compliance • Employee Safety: Our priority is the safety of every employee. • Employee Livelihood: We provide a rewarding and meaningful livelihood to our employees. • Workplace Environment: We are committed to providing a workplace where everyone is treated with respect and dignity. • Harassment Training: We are committed to maintaining a respectful and inclusive work environment free from any form of harassment. Training is a part of our ongoing efforts to uphold this commitment for all employees. • Employee Reporting (Whistleblower) Program: Employees can report concerns and complaints without the fear of retaliation or dismissal, and anonymously if desired, through internal Company channels or via an online process administered through a third-party. This policy is clearly set forth in our Code of Conduct and distributed to employees on an annual basis.

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Slide 21 — Rewarding Our People

21 Rewarding Our People Competitive Compensation and Benefits • UDC's success depends on attracting and retaining an engaged workforce • We offer all our employees a comprehensive benefits package • UDC’s compensation philosophy is to provide market- competitive salaries, bonuses and benefits by rewarding employees based on their strong individual and business performance as well as the Company’s mutual success 2025 Pay Increases & Bonuses: All eligible employees receive an annual base salary increase. These annual adjustments are intended to help offset changes in employees’ cost of living. Additionally, all eligible employees received a bonus in 2025.* Comprehensive Benefit Package • Designed to meet the diverse needs of our global workforce, which varies by country • Programs support employees’ healthcare, financial, time-off, and retirement needs • U.S.-based healthcare benefits program extends coverage for domestic partners of employees and their children Note: Benefit offerings may vary by position, business segment and work location. *UDC employee bonuses consisted of cash and equity, where applicable. Equity generally vests over a 3-year period.

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Slide 22 — Rewarding Our People

22 Rewarding Our People Financial Benefits Flexible Spending Account / Health Savings Account UDC-provided short- & long-term disability Group term life insurance 401(k) plan with an automatic 3% non-elective Company contribution for all eligible employees Employee Stock Purchase Plan (ESPP): All eligible UDC employees can share in the Company’s growth through our ESPP, which allows employees to purchase Company common stock at a 15% discount through convenient payroll deductions Note: Benefit offerings may vary by position, business segment and work location.

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Slide 23 — Rewarding Our People

23 Rewarding Our People Health and Wellness • Health Insurance: Medical/Prescription Drug Coverage, Dental, and Vision for employees and families • Health and Dependent Care Flexible Spending Accounts (FSAs) • Health Savings Accounts (HSAs) for eligible employees enrolled in high-deductible health plans • Group Term Life Insurance, Short-Term Disability and Long-Term Disability benefits for employees Wellness and Workplace Experience (U.S.) • Annual onsite flu clinics at Ewing, NJ headquarters and Adesis Delaware locations • Fitness center at the Ewing, NJ headquarters campus • Onsite café at the Ewing, NJ headquarters campus, with breakfast, lunch and barista bar – Includes made-to-order and daily menu options with heart healthy options – Sustainability initiatives include reusable tumblers, beverage dispensers, and composting of food and related materials Time-Off • Generous paid time-off programs, including holidays, vacation, sick time and leave • Comparable benefits are offered to our international employees, though some variances by country exist based on UDC policies, applicable laws and local practices • As a global company, UDC supports employees with parental leave that matches or exceeds the local laws and regulations where they live and work Note: Benefit offerings may vary by position, business segment and work location.

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Slide 24 — Investing in Our Team

24 Investing in Our Team Performance Management UDC is committed to enabling all employees to reach their potential while contributing meaningfully to the success of the Company. Our continuous performance management approach supports professional growth, accountability, and alignment with organizational objectives. Employees are encouraged to take an active role in their career and professional development through ongoing dialogue and feedback. Annual performance reviews provide an opportunity for managers and employees to engage in meaningful discussions around individual objectives and goals, strengths, career aspirations, and development focus areas. This collaborative process promotes transparency, supports equitable evaluation, and reinforces UDC's commitment to responsible people practices and long-term organizational sustainability. UDC supports initiatives that advance employee training and development, foster a safe and healthy workplace, and encourage continuous improvement and innovation. Together, these efforts create an environment where our employees can thrive, contribute new ideas, and help shape UDC’s future.

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Slide 25 — Investing in Our Team

25 Investing in Our Team Employee Development At UDC, we strive to foster a culture of continuous learning and professional growth where employees are encouraged to take ownership of their development and career advancement. Our learning and development programs provide a range of tools and resources to help employees build the skills, knowledge, and leadership capabilities needed to perform and grow. Our approach combines structured, company-led training, self-directed learning, and interactive experiences to support diverse development needs across our global organization. Company-Led • Expert-led workshops • Facilitated trainings (in-classroom or online) • Onboarding and compliance trainings • Leadership development and coaching • Speaker series Self-Directed • $2,000 and two days of paid leave for professional development each year • LinkedIn Learning • Certifications and instructional courses • Conferences and seminars Learning & Development Programs

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Slide 26 — Engaging Our Workforce

26 Engaging Our Workforce Communication is Critical At UDC, open and transparent communication is foundational to how we operate. We encourage collaboration and knowledge sharing across the organization, supported by an open-door approach that provides employees with channels to raise questions, share feedback, and offer ideas. Each week, our CEO hosts an informal lunch at UDC’s Ewing, NJ headquarters, engaging directly with employees to share company and industry updates and recognize key employee milestones. These discussions are shared more broadly through our intranet. In addition, UDC brings together domestic and international teams each year for a week of in-person meetings and activities designed to strengthen alignment and collaboration. Together, these efforts help foster a connected and informed workforce. 1 As UDC continues to grow, we invest heavily to train, develop and expand our team. We listen, too, so that we can improve and continue to build and sustain a productive, diverse and thriving workforce. Employee Engagement UDC conducts periodic employee engagement surveys to gather feedback, support continuous improvement, and help shape the future of our business. These surveys reflect the importance we place on open dialogue and employee input across the organization. Our most recent global survey, conducted in December 2025 with support from an independent third-party provider, achieved an 84% participation rate and an 84% overall favorability score. The results highlighted strengths in our inclusive and collaborative workplace culture, including employee pride in the organization, effective teamwork, trust in leadership, and fair treatment. Employees also expressed a willingness to recommend UDC as an employer of choice. 1Additionally, Adesis organizes specialized communications initiatives such as town hall meetings to meet the specific needs of the Adesis team. 84% survey participation 84% overall favorability score* * favorable responses represent scores of 4 and 5 on a scale of 1 – 5 (highest) 2025 Employee Engagement Survey

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Slide 27 — Our People

Our People Our Community 27

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Slide 28 — Community: Inspiring Future Innovation

28 Community: Inspiring Future Innovation Inaugural Sherwin I. Seligsohn Innovation Award In 2025, UDC launched the inaugural Sherwin I. Seligsohn Innovation Award, named after our late founder. The recipient received a $75,000 award and delivered a lecture at UDC headquarters. The annual program recognizes individuals whose work advances innovation and scientific discovery in organic electronics. Innovative Research and Pioneering Technology Awards in South Korea Since 2017, UDC has sponsored annual awards in organic electronics and display technologies, recognizing individuals and teams for innovative research and ideas (each grant is KRW 15,000,000). Award recipients are selected in collaboration with IMID (International Meeting on Information Display) and KIDS (Korean Information Display Society). Take Your Child to Work Day Each year, UDC welcomes children of employees to its Ewing, NJ headquarters for hands-on science experiences led by our scientists, engineers, and technicians. More than 100 children participated in 2025. As a leader in the OLED ecosystem, UDC supports scientific advancement, educational opportunities, and professional development initiatives that help inspire today's researchers and tomorrow's innovators.

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Slide 29 — Community: Inspiring the Next Generation

29 Community: Inspiring the Next Generation Local Schools In 2025, UDC donated $25,000 as part of a four-year commitment to support the construction of two science labs at the newly designed Paul Robeson Charter School in Trenton, NJ. UDC also continued its PHOLED scholarship program, supporting Ewing High School, near our New Jersey headquarters. Since 2019, UDC has provided a $20,000 scholarship each year to a college-bound student pursuing a degree in the STEM field. Building on this commitment, the Company plans to expand the program to additional schools in 2026, broadening access to STEM education and increasing its total scholarship investment. Local Colleges & Universities In 2025, UDC sponsored ten scholarships to support students in grades 8–12 attending Rutgers University’s Global Entrepreneurship Experience Teen Camp through a $5,000 donation. The program focuses on areas including teamwork and leadership, STEAM and sustainability, communication, design and innovation, and career exploration. UDC also participated in the Intern Delaware program by offering internship opportunities and contributing $10,000 to enhance student experiences in the state of Delaware.

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Slide 30 — Community: Supporting Local Communities

30 Community: Supporting Local Communities Local Communities Community engagement is an important part of who we are. UDC supports local organizations and programs that expand access to education, encourage STEM learning, and address community needs. To mark 25 years of collaboration with our exclusive manufacturing partner, PPG, UDC and PPG supported the Boys & Girls Clubs of Mercer County, NJ, with $50,000 in contributions, including a $25,000 grant from the PPG Foundation and 25 Apple iPad Pro® OLED tablets from UDC to support hands-on STEM learning. Company-sponsored donations and activities include: • Collection drives for clothing, food, toys, and pet shelters • Support for regional blood centers • Holiday giving initiatives for local charities • Habitat for Humanity • Sponsorship of STEM education programs and events • Preparation and donation of care packages for troops stationed abroad • Volunteer support for school and community gardens • Contributions to organizations addressing food insecurity, recovery services, and homelessness

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Slide 31 — Fostering Community Outreach

31 Smith Family Foundation: $10,000 Supporting educational opportunities and leadership development in Trenton, NJ Fostering Community Outreach 1Participating nonprofits must be tax-exempt charitable organizations under Internal Revenue Code 501(c)(3) for U.S.-based donations. Employee Charitable Match Program & Volunteer Time Off UDC’s Charitable Match Program supports causes that matter to our employees by matching eligible donations to nonprofit organizations on a dollar-for-dollar basis, up to $2,500 per year for each full-time employee.1 UDC’s Volunteer Time Off policy encourages all employees to give back and contribute to their local community. To support this belief, UDC offers all eligible employees up to eight hours per calendar year as additional paid time off to volunteer for qualified organizations. Leadership Delaware: $15,000 Developing business leaders in Delaware Select Community Donation Highlights UDC seeks to make a positive impact in the communities where we live and work through investments in STEM education, scientific advancement, charitable giving, and employee volunteerism.

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Slide 32 — Our People

Our People Our Supply Chain 32

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Slide 33 — Our Supply Chain

33 Our Supply Chain • UDC develops and supplies energy-efficient OLED emissive layer materials, which are manufactured by PPG, our exclusive foundry partner of 25 years. Together, UDC and PPG focus on quality, safety, compliance, and responsible operations across the supply chain. • UDC expects PPG and its supply chain for UDC products to conduct business in a manner consistent with UDC’s Code of Ethics and Business Conduct and Global Supplier Code of Conduct • PPG is a leader in Environmental, Social and Governance (ESG) practices • PPG holds a Bronze rating from EcoVadis, a leading provider of business sustainability ratings Raw Materials Supply - Managed by UDC and PPG - Rigorous sourcing practices, surveys, and audits - Comprehensive UDC Global Supplier Code of Conduct PPG Manufacturing - Exclusive supplier to UDC - Excellent ESG programs & values - EcoVadis Bronze rating UDC Qualification - 100% quality testing - EcoVadis Bronze rating UDC Delivery - Supply to world-class OLED display manufacturers, many of which are leaders in ESG initiatives

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Slide 34 — Our Core Goals

34 Our Core Goals Our Core Goals • Deliver consistently high-quality commercial and development products, manufactured by PPG, to our customers cost-effectively, on-time, every time in an environmentally and socially responsible manner • Meet or exceed customer expectations for delivery and support • Operate with a focus on excellence, safety, and health Supply Chain Goals • Collaborate closely with PPG to promote alignment with UDC’s policies across its operations and supply chain • Support compliance with applicable international environmental, health and safety regulations and customer requirements • Improve the sustainability of our supply chain over time • Engage with stakeholders to inform continuous improvement of our management systems and practices

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Slide 35 — UDC’s Global Supplier Code of Conduct

35 UDC’s Global Supplier Code of Conduct • Comply with all applicable laws, rules and regulations of suppliers’ countries of operation, including, but not limited to, all applicable trade agreements, antitrust and fair competition, anti-corruption, employment, working time, health and safety, collective bargaining, product safety and environmental laws, regulations and practices • Provide a safe and healthy working environment free from discrimination, harassment or abuse • Prohibit forced or compulsory labor • Prohibit use of child labor by adhering to minimum employment age requirements • Pay applicable legal wages and benefits to all employees at levels required in the industry • Protect the environment by endeavoring to reduce the use of hazardous materials, the generation and discharge of waste streams, and the use of energy and other non-renewable resources. Encourage conservation, reuse and recycling • Respect and protect confidential and intellectual property including information, processes and technology. Comply with all UDC requirements for maintaining passwords, security and privacy • Avoid improper reciprocal agreements, including anything that could appear as a conflict of interest • Avoid insider trading by not buying or selling UDC or any other company’s securities when in possession of information that is not available to the investing public • Maintain accurate and honest financial, employment and other relevant business records UDC expects its suppliers to provide information to UDC as reasonably requested and UDC maintains the right to audit its suppliers for such compliance. Note: This is a summary for informational purposes only. Visit the UDC website to read the full UDC Supplier Code of Conduct.

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Slide 36 — 100%

36 UDC’s Global Supplier Engagement of UDC’s key OLED raw materials suppliers have: 100% UDC continues to enhance supplier oversight through an annual Code of Conduct certification process and a supplier survey covering key areas, including EHS, social responsibility, product development, manufacturing, information security, and finance. ✓Certified compliance with UDC’s Global Supplier Code of Conduct (since 2023) ✓Completed UDC’s supplier survey (since 2025) UDC’s key OLED raw materials suppliers represent a significant portion of the critical inputs used in our products. In 2025, UDC extended its Global Supplier Code of Conduct acknowledgment to all key suppliers supporting its Adesis, Inc. subsidiary. In addition, all members of UDC’s purchasing team completed sustainable procurement training in 2025, supporting the integration of environmental and social considerations into supplier selection and management.

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Slide 37 — UDC-PPG Shared Business Values

37 UDC-PPG Shared Business Values We are proud to work with PPG, our foundry partner of 25 years. PPG has a robust value system that aligns closely with UDC’s. UDC and PPG share the following values: • Operate safe, healthful workplaces that value inclusion, promote teamwork and reward performance • Conduct business and operations ethically and compliantly • Minimize the impact of our operations on the environment • Deliver inventive products and solutions that help our customers maximize the performance of their assets and minimize environmental impact • Partner with suppliers and customers to create value • Deliver positive change to the communities where we operate PPG’s Supplier Code of Conduct and PPG’s Corporate Responsibility Report can be accessed via PPG’s website.

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Slide 38 — PPG: Leader in Business and Sustainability

38 PPG: Leader in Business and Sustainability PPG has earned the following recognitions and awards, reinforcing and encouraging its commitment to industry-leading business and sustainability practices: • #2 in the Chemicals Industry on the 2026 Fortune World’s Most Admired Companies list, its 18th consecutive year on the list • #234 on the Fortune 500 • AAA ESG rating from MSCI, a leading provider of ESG research and ratings, for the second consecutive year • 2026 EcoVadis bronze rating • FTSE4Good Index Series for the seventh consecutive year • Newsweek’s America’s Most Responsible Companies and World’s Greenest Companies 2025 • Wall Street Journal’s Best Managed Companies 2025 • 2026 Gallup Exceptional Workplace Award for employee engagement for the fourth consecutive year Read PPG’s full sustainability report at sustainabilityppg.com

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Slide 39 — UDC’s Conflict Minerals Policy

39 UDC’s Conflict Minerals Policy UDC is committed to responsible and ethical business practices, as expressed in our Code of Ethics & Business Conduct. This includes: • Working to ensure that our products do not contain, and are not made using, “Conflict Minerals” as defined by Section 1502 of the Dodd-Frank Wall Street Reform and Consumer Protection Act (“Dodd-Frank Act”). • Responsible sourcing of materials for use in the manufacture of its products, as expressed in its UDC Global Supplier Code of Conduct. • Expectations of its suppliers to exercise due diligence in their sourcing and supply chains, by excluding the use of sources and supply chains that use Conflict Minerals for the suppliers’ materials that are for the manufacture of UDC products. • Should a supplier become aware of the use of Conflict Minerals in the supply chain for UDC products, the supplier must report this along with a mitigation plan. • Suppliers are expected to provide any reasonably requested information with regard to Conflict Minerals to support UDC’s compliance with the Dodd-Frank Act.

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Slide 40 — RoHS Compliance

40 RoHS Compliance The European Union’s (EU) Restriction of Hazardous Substances (RoHS) Directive seeks to reduce the negative impact of electrical and electronic equipment (EEE) upon environmental and human health. The substances targeted by this Directive include those with the potential to compromise the natural environment, pollute landfills and harm manufacturing and personnel through occupational exposure. Based on UDC’s analytical testing and knowledge of our supply chain, UDC products are RoHS compliant, i.e., they do not contain any of the 10 substances identified by this Directive and listed below in quantities above the maximum allowable concentrations (set at 0.1%, weight by weight): • Lead (Pb) • Mercury (Hg) • Cadmium (Cd) • Hexavalent chromium (chromium VI, Cr+6) • Polybrominated biphenyls (PBB) • Polybrominated diphenyl ethers (PBDE) • Bis(2-Ethylhexyl) phthalate (DEHP) • Benzyl butyl phthalate (BBP) • Dibutyl phthalate (DBP) • Diisobutyl phthalate (DIBP)

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Slide 41 — Hazardous Materials and Chemical Stewardship Policy

41 Hazardous Materials and Chemical Stewardship Policy Universal Display Corporation’s Hazardous Materials and Chemical Stewardship Policy, adopted in 2026, states that the Company maintains an approach to the responsible management of hazardous materials and chemical substances. We recognize that materials’ use, emissions, and waste present potential environmental, regulatory, and operational considerations that require oversight and ongoing evaluation. This policy establishes our approach to managing these materials and chemicals in a manner that supports regulatory compliance, operational integrity, environmental responsibility, and long-term business objectives. Note: This is a summary for informational purposes only. Visit the UDC website to read the full UDC Hazardous Materials and Chemical Stewardship Policy . The policy addresses: • Regulatory Awareness and Compliance • Risk-Based Chemical Stewardship • Hazardous Materials and Chemical Management • Environmental Management • Performance Monitoring • Governance and Oversight • Supply Chain Expectations • Continuous Improvement and Transparency • Policy Review

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Slide 42 — Our People

Our People Our Certified Management Systems 42

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Slide 43 — ISO Certifications by UDC Location

43 ISO Certifications by UDC Location UDC’s Chemical Business Operations at: Ewing, NJ, USA Shannon & Ballycoolin, Ireland Pangyo, Korea Adesis, Inc.: New Castle & Wilmington, DE, USA Ewing, NJ, USA Ewing, NJ, USA

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Slide 44 — Integrated Management Policy

44 Provide high-quality, energy-efficient and environmentally-minded OLED products and technologies to satisfy our customers Heighten awareness and engagement of our stakeholders, including all employees, and contractors, to foster our core values of quality, health, safety, sustainability and social responsibility Operate in compliance with all customer, regulatory, statutory and corporate governance requirements Listen to feedback from customers, employees and other interested parties to better meet their needs and expectations Evolve our processes and systems, via measurement and analysis, to drive continual improvement Demonstrate commitment to minimizing EHS impacts, by preventing pollution, reducing waste, and mitigating workplace hazards that may lead to injury and/or illness Safeguard UDC’s assets, including sensitive information, by managing risks and opportunities effectively Integrated Management Policy Our Integrated Management Policy states UDC’s commitment to our varied stakeholders to provide quality products and services, reduce our environmental impacts and strengthen our environmental, health and safety performance: Policy last reviewed: April 16, 2025

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Slide 45 — Our People

Our People Our Carbon & Climate 45

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Slide 46 — Phosphorescent OLED Carbon Savings

46 Power saving Phosphorescent OLED Carbon Savings Calculated assumptions There are at least 2 billion active OLED smartphones using UDC’s PHOLED materials and technology in the world today and, assuming: Average use is 4 hours per day Average luminance at 600 nits with 50% pixels on Power savings is 30% over LCD Power savings Power savings per display is 0.46W Total savings is an estimated 1,343 GW-h per year 902,295 Metric tons of carbon dioxide (CO2) equivalent avoided per year1 Equivalent to carbon sequestered by 14,919,533 tree seedlings grown for 10 years1 1 Data calculated using the U.S. EPA’s Greenhouse Gas Equivalencies tool: https://www.epa.gov/energy/greenhouse-gas-equivalencies-calculator

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Slide 47 — Climate Change Policy Overview

47 Climate Change Policy Overview UDC acknowledges the potentially harmful impact of climate change and recognizes that climate-related factors may impact businesses, supply chains, employees, customers, and communities. UDC’s Climate Change Policy outlines a governance-led, operationally focused approach to climate stewardship, supported by environmental performance monitoring, risk assessment, supplier and employee engagement, product innovation, and public disclosure. • Climate stewardship: UDC monitors GHG emissions and other environmental metrics, including energy consumption, water use and waste generation, to support performance evaluation and continuous improvement. • Environmental objectives: The policy includes establishing, monitoring and evaluating climate-related objectives and time-bound environmental performance goals tied to energy, water, waste and other operational priorities. • Supplier and employee engagement: The policy supports engagement with suppliers and business partners on climate stewardship, as appropriate, and promotes employee awareness of resource conservation practices. • OLED product stewardship: UDC links its climate approach to the development and commercialization of OLED and PHOLED technologies and materials that may enable more energy-efficient displays and lighting applications. UDC’s oversight of climate-related matters is led by the Environmental & Social Responsibility Committee of the Company’s Board of Directors and is supported by Company management teams responsible for environmental, operational, and business activities. Implementation of this Climate Change Policy (this “Policy”) is supported in part through environmental, health, and safety management systems and processes, including ISO 14001 and ISO 45001 certified programs at relevant UDC facilities. Note: This is a summary for informational purposes only. Visit the UDC website to read the full UDC Climate Change Policy (updated July 2026). Policy Highlights

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Slide 48 — Climate Risk Assessment

48 UDC completed a Climate Risk Assessment of its operations covering: • 16 common climate-related risk categories • Five global UDC locations (listed below) • Potential impacts over a 50-year horizon on <2°C and >4°C temperature increase scenarios • Potential climate change effects on people, infrastructure and services. The assessment identified heatwaves, droughts and hurricanes/cyclones/typhoons as the risks most applicable to UDC. The analysis informed mitigation strategies such as employee training, proper capital planning and preparedness planning to support UDC’s resilience and adaptability to evolving climate- related risks. Climate Risk Assessment Sea Level Rise Climate Risks Assessed Heatwaves Severe Rain / Lightning Tornados Volcanos / Ash & Lava Blizzards Flooding Earthquakes Avalanches Wind / Dust Droughts Tsunami Hail / Ice Forest Fire / Smoke Impact Hurricanes / Cyclones / Typhoons Sinkholes Sea Level Rise = Calculated Risk Priorities for Mitigation Planning UDC Locations (1) Ewing, NJ HQ campus; (2) New Castle & (3) Wilmington, DE; (4) Pangyo, Korea; (5) Hong Kong

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Slide 49 — Greenhouse Gas Emissions

49 Greenhouse Gas Emissions UDC records and tracks global data on our Greenhouse Gas (GHG) emissions. This data helps us further establish baselines, evaluate performance trends, and manage the impacts of our growth through thoughtful design that incorporates energy efficiency where practical. It also provides valuable insights to support the development of future time-bound reduction goals and related action plans. In 2025, investments to expand infrastructure capacity at our Ewing, NJ Technology Center contributed to higher Scope 1 emissions. UDC also continued its 100% electricity offset initiative for its Ewing, NJ headquarters campus and Adesis, Inc. (New Castle) facilities, the two locations with the highest electrical consumption, offsetting approximately 81% of the Company's Scope 2 emissions. Calculations: Scope 1 and Scope 2 emissions for assessed U.S.-based locations were calculated using guidance and tools from the United States Environmental Protection Agency (EPA), including the EPA Center for Corporate Climate Leadership’s “Simplified Guide to Greenhouse Gas Management for Organizations” and the EPA’s “Simplified GHG Emissions Calculator”. Scope 1 and Scope 2 emissions for assessed international locations were calculated using guidance and tools from the United Nations Framework Convention on Climate Change (UNFCCC) secretariat, including the Greenhouse Gas Emissions Calculator. Greenhouse Gas Emissions* 2023 2024 2025** Scope 1 Emissions, CO2-e (metric tons) 912 1,052 1,627 Scope 2 Emissions, CO2-e (metric tons) 4,417 4,726 4,748 Total Scope 1 & 2 Emissions, CO2-e (metric tons) 5,329 5,778 6,375 Offsets, CO2-e (metric tons) 2,443 3,496 3,869 Net Scope 1 & 2 Emissions, CO2-e (metric tons) 2,886 2,282 2,506 Scope 1 Emissions, CO2-e (metric tons) per capita 2.5 2.8 4.6 Scope 2 Emissions, CO2-e (metric tons) per capita 12.1 12.7 13.5 Net Scope 1 & 2 Emissions, CO2-e (metric tons) per capita 7.9 6.1 7.1 Employees in Scope 364 372 351 *Scope: UDC Ewing, NJ HQ campus and facilities for UDC Hong Kong, UDC Korea, Adesis (New Castle, DE), and OVJP Corp. ** OVJP Corp. is not included in scope for 2025; Operations ceased in 1Q25. Note: See pg. 85, “Boundary and Scope” section for further description of organizational boundaries.

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Slide 50 — Our People

Our People Our Environment, Health & Safety 50

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Slide 51 — Commitment to EHS Excellence

51 Commitment to EHS Excellence Leadership commitment and engagement at all levels of our UDC team in all processes and programs is central to our success. This corporate commitment drives awareness and a culture throughout our Company and supply chain that quality, EHS, sustainability and social responsibility are all critical to UDC, our communities and our stakeholders. Board Level Engagement: The Environmental & Social Responsibility Committee of UDC’s Board of Directors receives and reviews EHS Management System reports on a periodic basis and annually reviews and approves Company EHS and Corporate Social Responsibility policies. Executive Level Engagement: Our executives and members of senior management participate in quarterly EHS Steering Committee meetings to review the risks, opportunities and performance of our EHS Management System. This Steering Committee serves to guide the development of our EHS Management System and to drive continuous improvement. Our Director of Global Facilities & EHS reports directly to UDC’s CFO to ensure appropriate attention and resources are provided to EHS management. Employee Level Engagement: Our employees and managers are engaged in EHS at all levels and in all departments through participation in various Company EHS committees, including UDC’s Safety Committee, Chemical Hygiene Committee and Environmental Sustainability Committee. Additionally, employees with EHS responsibilities participate in monthly meetings to ensure engagement and awareness.

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Slide 52 — Corporate EHS Principles

52 Corporate EHS Principles EHS principles are cascaded to each UDC location and subsidiary with specific, performance-based objectives: • Maintain regulatory compliance with all known requirements of applicable regulatory agencies and foster relationships in our community • Provide a safe and healthy workplace for our employees and mitigate workplace hazards that may lead to injury or illness • Increase employee engagement and EHS awareness to foster EHS leadership at all levels • Maintain a safe and healthy environment by preventing pollution and minimizing waste • Minimize environmental impacts by identifying material environmental risks, including climate-related risks, and develop action plans to reduce impacts and/or manage material risks • Increase global EHS management and governance to improve performance across all locations and subsidiaries Our goals and objectives are achieved through monitoring and measurement, regular management reviews, and risk and opportunity assessments.

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Slide 53 — Maintaining a Safe Work Environment

53 Maintaining a Safe Work Environment Note: See pg. 85, “Boundary and Scope” section for further description of organizational boundaries. 1 The number of recordable injuries and illnesses per 100 full-time employees that resulted in lost workdays 2 The total number of recordable injuries and illnesses per 100 full-time employees 3 The total number of near misses per 100 full-time employees 4 UDC implemented a more comprehensive near-miss training and reporting program in 2024. This value was corrected from what was reported in UDC’s 2024 Corporate Social Responsibility report to reflect true near-misses and removing hazard identification that did not meet the definition of a true near miss. UDC is committed to maintaining a safe and healthy workplace and prioritizing the prevention of injuries and occupational risks through the continuous enhancement of our safety programs. Key initiatives include: • Our Health and Safety Management System at our Ewing, New Jersey headquarters is certified to ISO 45001:2018, reflecting UDC’s alignment with international best practices and a culture of continuous improvement. • In 2024, we expanded our near-miss reporting and training program to improve hazard awareness, strengthen incident prevention, and reinforce continuous learning across our workforce. • In 2026, UDC enhanced its Environment, Health and Safety (EHS) training program for employees company-wide. These training sessions are designed to increase safety awareness, reinforce regulatory compliance, and provide consistent, timely education on evolving EHS topics. We believe the increase in our 2025 Near Miss Incident Rate reflects greater employee awareness and a stronger reporting culture resulting from these initiatives. This increased reporting helps UDC identify and address potential hazards before they result in recordable incidents. Because organizations with smaller employee populations are more susceptible to fluctuations in annual recordable injury rates that are normalized by hours worked, it is important to consider performance trends over time in addition to the yearly rates. UDC’s three-year rolling TRIR average rate decreased by approximately 50% from the time period of 2020-2022 to 2023-2025. This long- term improvement highlights the effectiveness of our ongoing efforts to strengthen our safety culture, and use each incident as an opportunity to learn and improve. Health and Safety Performance* 2023 2024 2025** Fatalities (Employees & Contractors) 0 0 0 Lost Time Incident Rate (LTIR)1 0.3 0 0.5 Total Recordable Incident Rate (TRIR)2 0.3 0.2 1.9 OSHA Citations 0 0 0 Near Miss Incident Rate3 2.5 12.74 25.7 Total Employees in Scope 435 445 423 *Scope: UDC Ewing, NJ HQ campus, UDC Hong Kong, UDC Korea, Adesis (New Castle & Wilmington, DE), and OVJP Corp. ** OVJP Corp. is not included in scope for 2025; Operations ceased in 1Q25.

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Slide 54 — Water Consumption and Wastewater

54 Water Consumption and Wastewater Water is an important natural resource for communities and the global economy. Although UDC's operations are not water- intensive, we seek to manage water resources responsibly by monitoring water consumption and wastewater discharge and identifying opportunities to improve efficiency where practical. We also incorporate water-efficiency considerations into facility design and renovation projects, including upgrades at our Ewing, New Jersey headquarters campus. Water Performance* 2023+ 2024 2025** Water consumption, gallons (in millions) 6.1 5.6 5.5 Wastewater discharge, gallons (in millions)1 6.1 5.6 5.5 Withdrawal from ground or surface sources (%) 100% 100% 100% Water consumption, gallons (in millions) per capita 0.017 0.015 0.016 Employees in scope 364 372 351 * Scope: UDC Ewing, NJ HQ campus and facilities for UDC Hong Kong, UDC Korea, Adesis (New Castle, DE), and OVJP Corp. ** OVJP Corp. is not included in scope for 2025; Operations ceased in 1Q25. Note: See pg. 85, “Boundary and Scope” section for further description of organizational boundaries. 1 Estimated figure based on water consumption | +Estimated figures due to a water meter issue in 2023.

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Slide 55 — Waste Management

55 Waste Management UDC's Waste Management and Minimization Program supports the responsible handling, recycling, treatment, and disposal of hazardous and non-hazardous waste streams while seeking opportunities to reduce waste generation and environmental impacts. Through our chemical stewardship practices, UDC manages chemicals and other hazardous materials with the goal of reducing the volume and potential impact of resulting waste streams, including maintaining appropriate inventories and evaluating less hazardous alternatives where practical. Waste streams are managed with a focus on minimization, reuse, recycling, and regulatory compliance. In 2025, UDC's Ewing facility installed a centralized compactor for non-hazardous waste to improve waste management efficiency and enhance waste tracking capabilities. Waste Generation 2023 2024 2025** Total Hazardous Waste, tons* 340 308 315 Recovered/recycled, tons (%) 256 (75%) 227 (74%) 226 (72%) Stored/transferred, tons (%) 37 (11%) 32 (10%) 43 (14%) Incinerated, tons (%) 47 (14%) 49 (16%) 46 (15%) Landfilled, tons (%) 0 (0%) 0 (0%) 0 (0%) Hazardous waste (tons) per capita 0.78 0.69 0.75 Employees in scope 435 445 423 * Scope: UDC Ewing, NJ HQ campus; UDC Hong Kong; UDC Korea; Adesis (New Castle & Wilmington, DE); OVJP Corp. **OVJP Corp. is not included in scope for 2025; Operations ceased in 1Q25. Note: See pg. 85, “Boundary and Scope” section for further description of organizational boundaries. 2023 2024 2025** Total Non-Hazardous Waste, tons*** 464 647 508 Recovered/recycled, tons (%) 254 (55%) 327 (51%) 260 (51%) Stored/transferred, tons (%) 9 (2%) 14 (2%) 15 (3%) Incinerated, tons (%) 2 (1%) 2 (0%) 1 (0%) Landfilled, tons (%) 198 (43%) 303 (47%) 231 (46%) Non-hazardous waste (tons) per capita 1.4 1.9 1.6 Employees in scope 338 344 321 **OVJP Corp. is not included in scope for 2025; Operations ceased in 1Q25. *** Scope: UDC Ewing, NJ HQ campus and facilities for Adesis (New Castle, DE) and OVJP Corp.

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Slide 56 — Energy Consumption

56 Energy Consumption UDC continues to evaluate opportunities to improve energy efficiency and manage the carbon impact of its operations. In June 2023, UDC began purchasing renewable energy certificates (RECs) to offset 100% of the billed electricity usage at its Ewing, NJ headquarters. This complements the existing 100% electricity offset at UDC’s Adesis, Inc. facility in New Castle, DE. In 2025, RECs represented approximately 86% of the Company’s total billed electricity consumption and 100% of billed electricity for U.S. locations within the reporting scope. During 2025, UDC’s capital expansion introduced additional natural gas-consuming equipment to support growth. The Company sought to reduce associated impacts through equipment selection, including the use of lower- emission alternatives such as low-NOx burners. Energy Performance* 2023 2024 2025** Total Energy Consumption, kWh (in millions) 18.8 20.8 24.0 Electricity consumption, kWh (in millions) 13.7 15.0 15.0 Electricity consumption, kWh (in millions) - U.S. only 12.6 12.7 12.9 Natural gas consumption, kWh (in millions) 5.1 5.8 9.0 Electricity intensity, kWh (in millions) per capita 0.04 0.04 0.04 Energy intensity, kWh (in millions) per capita 0.05 0.06 0.07 Employees in scope 364 372 351 Electricity Source Type Electricity from the Grid, % 100% 100% 100% Electricity from renewable sources, % 0% 0% 0% Energy Offsets Electricity offset from Renewable Energy Credits (RECs), kWh (in millions) 8.0 11.7 12.9 Electricity offset from Renewable Energy Credits (RECs), % 58% 78% 86% Electricity offset from Renewable Energy Credits (RECs), % - U.S. only 63% 92% 100% * Scope: UDC Ewing, NJ HQ campus and facilities for UDC Hong Kong, UDC Korea, Adesis (New Castle, DE), and OVJP Corp. **OVJP Corp. is not included in scope for 2025; Operations ceased in 1Q25. Note: See pg. 85, “Boundary and Scope” section for further description of organizational boundaries.

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Slide 57 — Cybersecurity

57 UDC is committed to protecting the confidentiality, integrity, and availability of UDC information and information entrusted to our global employees, partners, and other stakeholders. We view cybersecurity as both a business enabler and business risk. In 2026, UDC published its Cybersecurity Policy, outlining a defense-in-depth security framework designed to help mitigate cyber risks through layered security controls. Through investments in people, processes, and technology, UDC seeks to reduce the likelihood and potential impact of cybersecurity incidents. UDC experienced no material third-party cybersecurity breaches in at least the last three years. UDC conducts regular cybersecurity assessments, both internally and with independent third parties, to ensure any potential risk areas are identified and proactively addressed. Governance and Oversight Cybersecurity is governed through an enterprise risk lens with executive management accountability and board-level oversight. The Audit Committee of Board of Directors provides oversight of the cybersecurity program at UDC and receives periodic updates from management, at least annually, on cybersecurity risk, material initiatives, and key program metrics. Management is responsible for executing the cybersecurity program and reporting significant developments. Incident Response Despite strong controls, cybersecurity incidents can occur. UDC maintains an incident response program designed to identify, contain, eradicate, recover from, and learn from cybersecurity incidents. UDC’s cybersecurity incident response policy defines governance, roles and responsibilities, communication & escalation pathways, and post incident review expectations. Cybersecurity

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Slide 58 — Cybersecurity – How Data Is Protected

58 UDC’s cybersecurity program is built on layered safeguards designed to prevent unauthorized access, reduce attack possibilities, and limit the impact of disruptions: • Identity & Access Security: UDC implements access controls and authentication practices intended to ensure only authorized employees can access UDC systems and data, and that employees are granted access only to the systems and information needed to perform their job responsibilities (least privilege). • Endpoint, Network, and Monitoring Controls: UDC employs a combination of preventive and detective controls to help protect endpoints and networks, including configuration standards, monitoring, and alerting to identify suspicious activity. • Data Protection: UDC uses administrative, technical, and physical safeguards to help protect sensitive UDC information and to reduce the risk of unauthorized disclosure. This includes controls for acceptable use in regard to computing and the use of generative artificial intelligence, secure collaboration, and appropriate retention/disposal practices. • Vulnerability and Change Management: UDC maintains processes for assessing vulnerabilities and managing changes to production systems in a controlled manner, which reduces risk introduced by misconfiguration or unpatched weaknesses. • Security awareness and culture: UDC has an information security awareness training program that requires all employees to participate in security awareness education multiple times a month, and which includes periodic knowledge assessments. Training covers a variety of current topics such as spotting deepfakes and the importance of security controls, and an annual re-certification on acceptable use of the Company’s technology resources. • Third Party Risk Management: UDC assesses cybersecurity risk when engaging third-party service providers and incorporates vendor security considerations into its technology and business decision making processes. Appropriate safeguards are expected to help protect UDC systems and information when third parties are involved. Cybersecurity is an ongoing program. UDC periodically assesses maturity and risk, tracks remediation and improvement initiatives, and maintains a roadmap of prioritized investments (people, process, and technology) to strengthen our security posture over time. Cybersecurity – How Data Is Protected

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Slide 59 — Our People

Our People Our Performance 59

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Slide 60 — UDC’s Stakeholder Engagement

60 UDC’s Stakeholder Engagement Stakeholder Engagement Details Employees Open-Door Policy Weekly CEO Talks - Every Wednesday, during Company Lunch, President & CEO Steve Abramson provides an update on UDC, the OLED industry and employee milestones (e.g., weddings, births, birthdays). This talk is made available on the Company’s intranet for employees. All-hands, department, small-group and one-on-one meetings Employee Surveys (most recently conducted in December 2025) and annual performance reviews Functional training Annual in-person all-hands meetings and activities for global teams at Ewing, NJ HQ campus Customers Regular in-person and virtual meetings Responsive local and global customer support teams Customer Satisfaction Survey Support of customer Environmental and Social Responsibility (ESR) programs Suppliers Supplier screening and questionnaire Certification to UDC’s Global Supplier Code of Conduct Supplier visits and audits Investors Quarterly earnings conference calls Investor conferences and non-deal roadshows Shareholder engagement outreach with UDC’s Lead Independent Board Director Annual meeting of shareholders Regular engagement with investors Industry Associations Next Generation Lighting Industry Alliance (NGLIA), OLED Association, Organic Electronics Association (OE-A), Society for Information Display (SID)

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Slide 61 — UDC’s ESG Governance Structure

61 UDC’s ESG Governance Structure Board of Directors Nominating & Corporate Governance Committee Human Capital Investment Committee Audit Committee Environmental & Social Responsibility Committee Technology & Innovation Committee Executive Officers CEO CFO CTO CLO SVP, Technology Commercialization ESR Steering Committee EHS Human Resources Investor Relations Legal Product Supply Chain Oversight Our Board of Directors oversees and monitors our ESG strategy via reviews and periodic reports. Management Executive team defines our ESG strategy and leads the Company’s sustainability performance. Implementation This interdisciplinary committee implements our day-to-day ESR initiatives and programs; responsible for this CSR report.

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Slide 62 — Company Overview & Data

62 Company Overview & Data Organization 2025 Name of Organization Universal Display Corporation (UDC) Nasdaq Ticker OLED Location of Headquarters Ewing, New Jersey, USA Number of Global Locations 14 Global Employees (Full-Time) 468 Revenue $651M R&D Spending $146M R&D % Revenue Investment 22% Net Income/Diluted Earnings Per Share (EPS) $242M/$5.08 Global Patents (issued and pending)1 7,000+ Manufacturing Foundry Partner (UDC is fabless) PPG Board of Directors1 # Board of Directors (BoD) 11 Number of Independent Directors 9 BoD Composition by Gender (% female) 45% BoD Level Oversight for Climate-Related Issues, Corporate Responsibility, Diversity, Human Rights, Cyber Security, Data Privacy, and Ethical/Responsible Business Practices Yes Committees Governance Codes & Guidelines Corporate Governance Guidelines Governance Codes & Guidelines Values, Principles, Standards, and Norms of Behavior Governance Codes & Guidelines Mechanisms for Advice and Concerns about Ethics Governance Codes & Guidelines External Reporting of Compensation of BoD & Senior Executives 2026 Proxy Statement Stock Ownership Guidelines (Executives & Directors) 2026 Proxy Statement Clawback Provision Yes, 2026 Proxy Statement Environmental Impact2 2025 Electricity Consumption, kWh (in millions) 15.0 Electricity Offset from Renewable Energy Credits (RECs), kWh (in millions) 12.9 Natural Gas Consumption, kWh (in millions) 9.0 Total Energy Consumption, kWh (in millions) 24.0 Water Consumption, Gallons (in millions) 5.5 Policies & Statements Climate Change Policy Cyber Security Policy Fair Labor Practices Policy Conflict Minerals Policy Hazardous Materials and Chemical Stewardship Policy Freedom of Association Policy Human Rights Policy Political Involvement Policy Code of Ethics & Business Conduct Global Supplier Code of Conduct 1Information as of June 30, 2026 | 2 Scope: UDC Ewing, NJ HQ campus facilities, UDC Hong Kong, UDC Korea, and Adesis (New Castle, DE)

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Slide 63 — Our Financials

63 Our Financials Our Revenue ($ in millions) 2025 Financial Profile1 Total Revenue $651 M % of Total Revenue By region (below) South Korea 58.9% China 36.6% Japan 0.4% Other non-U.S. locations 0.3% United States 3.8% Operating Income $249 M Net Income $242 M Diluted Earnings Per Share $5.08 Cash Dividend Per Share $1.80 1 All information is based on 2025 data. See 2025 10-K for more detailed information. $- $100 $200 $300 $400 $500 $600 2021 2022 2023 2024 2025 Royalty & License $219 $267 $238 $267 $275 OLED Materials $319 $331 $322 $365 $353 Contract Research Services $16 $18 $16 $15 $23 $554 $617 $576 $648 $651

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Slide 64 — Responsible Operations & Compliance

64 Responsible Operations & Compliance 2023 2024 2025 Non-compliance with environmental laws and/or regulations resulting in a notice of violation 0 1* 0 Environmental fines, penalties & settlements ($) 0 $13,303* 0 Instances of labor standards non-compliance 0 0 0 Incidents of human rights violations 0 0 0 Number of detrimental water-related incidents of non-compliance with drinking water quality standards and regulations1 0 0 0 OSHA citations 0 0 0 Number of substantiated whistleblower inquiries, complaints or issues 0 0 0 Legal actions for anti-competitive behavior, anti-trust, and monopoly practices 0 0 0 Fatalities (employees & contractors) 0 0 0 Annual Code of Conduct Training (% employees)2 100% 100% 100% Number of sustained complaints about breaches of customer privacy or data 0 0 0 Number of public legal cases regarding corruption brought against the organization or its employees 0 0 0 Total number of critical CSR concerns raised to highest governance body 0 0 0 Political contributions ($) 0 0 0 Total employees covered by collective bargaining agreements n/a n/a n/a # of product recalls 0 0 0 UDC OLED products using conflict minerals (%) 0 0 0 Marketing/labeling/advertising violations, fines, settlements 0 0 0 External initiatives ISO 9001:2015: Universal PHOLED Materials Business and Adesis, Inc. ISO 14001:2015: Ewing, NJ ISO 45001:2018: Ewing, NJ * Citation and fine relate to a waste labeling issue, and corrective action has been taken to maintain compliance. | 1All UDC locations utilize publicly supplied drinking water | 2All employees are responsible for complying with our Code of Ethics and Business Conduct. Upon commencing employment, new employees are required to confirm in writing that they have read and understand the Code and agree to comply with it, and all employees make that same confirmation on an annual basis.

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Slide 65 — Global Reporting Initiative (GRI) Index

65 Global Reporting Initiative (GRI) Index GRI 1 Used GRI 1: Foundation 2021 GRI Standard/ Other Source Disclosure Location/Response General Disclosures GRI 2: General Disclosures 2021 The Organization & Reporting 2-1 Organizational details Universal Display Corporation (UDC) Universal Display Corporation is a Pennsylvania corporation listed on the Nasdaq Stock Market under the ticker symbol OLED. Location of headquarters: 250 Phillips Blvd., Ewing, NJ 08618, USA Location of operations: 2025 CSR Report—Our Global Presence, pg. 9 2025 Form 10-K 2-2 Entities included in the organization’s sustainability reporting 2025 CSR Report—About Our Report, pg. 85 2-3 Reporting period, frequency and contact point Annually Year end: December 31, 2025 [email protected] 2-4 Restatements of information Any restatements of information are noted or footnoted throughout UDC’s 2025 Corporate Responsibility Report. 2025 CSR Report—Maintaining a Safe Work Environment, pg. 53: UDC implemented a more comprehensive near-miss training and reporting program in 2024. This value was corrected from what was reported in 2024 to reflect true near- misses and removing hazard identification that did not meet the definition of a true near miss. Since 2024, UDC has published a Global Reporting Initiative (GRI) Content Index that maps relevant Company disclosures to GRI Standards, helping improve transparency and stakeholder access to ESG-related information.

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Slide 66 — Governance

66 GRI Standard/ Other Source Disclosure Location/Response Activities & Workers 2-6 Activities, value chain and other business relationships UDC is a world leader in the invention, research, development and commercialization of state-of-the-art OLED technologies and materials. 7,000+ pending and issued patents (as of June 30, 2026) 2025 Form 10-K , Intellectual Property, pg. 12 2025 CSR Report—Our Company, pg. 5-13 2025 CSR Report—Our Supply Chain, pg. 32-41 Innovation & Solutions 2-7 Employees Global Employees: 468 Full-Time, 1 Part-Time 2025 Form 10-K , Human Capital, pg. 15 2025 CSR Report—About Our Workforce, pg. 17-18 Governance 2-9 Governance structure and composition # Board of Directors: 11 (as of January 1, 2026) % Independent Board Members: 82% (as of January 1, 2026) 2026 Proxy Statement, pg. 4-19 2025 CSR Report—Company Overview & Data pg. 62 2-10 Nomination and selection of the highest governance body 2026 Proxy Statement, pg. 4-19 2-11 Chair of the highest governance body Separate CEO and Board Chair: • President and CEO: Steven V. Abramson • Board Chair: Sidney D. Rosenblatt 2026 Proxy Statement, pg. 13 GRI Index (continued)

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Slide 67 — GRI Standard/

67 GRI Standard/ Other Source Disclosure Location/Response 2-12 Role of the highest governance body in overseeing the management of impacts The primary responsibility of the Board is to exercise its business judgment to act in what it reasonably believes to be the best interests of the Company and its shareholders. In carrying out its responsibilities, the Board oversees changes to the Company’s management, acts as an advisor to management and oversees management’s performance. The Board currently has six standing committees: Audit; Environmental & Social Responsibility; Human Capital; Investment; Nominating and Corporate Governance; and Technology & Innovation. 2026 Proxy Statement, pg. 16 Corporate Governance Guidelines 2-13 Delegation of responsibility for managing impacts 2026 Proxy Statement, pg. 4-19 2026 Audit Committee Charter 2026 Human Capital Committee Charter 2026 Nominating & Corporate Governance Committee Charter Corporate Governance Guidelines 2-14 Role of the highest governance body in sustainability reporting 2026 Proxy Statement, pg. 49-50 2025 CSR Report—UDC’s ESG Governance Structure, pg. 61 2-15 Conflicts of interest 2026 Proxy Statement, pg.17, 47-49 Corporate Governance Guidelines, pg. 2 2-16 Communication of critical concerns 2026 Proxy Statement, pg. 47-50 2-17 Collective knowledge of the highest governance body 2026 Proxy Statement, pg. 4-16 2-18 Evaluation of the performance of the highest governance body 2026 Nominating & Corporate Governance Committee Charter 2-20 Process to determine remuneration 2026 Proxy Statement, pg. 20-42 2-21 Annual total compensation ratio 2026 Proxy Statement, pg. 27 GRI Index (continued)

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Slide 68 — Strategy, Policies & Practices

68 GRI Standard/ Other Source Disclosure Location/Response Strategy, Policies & Practices 2-22 Statement on sustainable development strategy 2025 CSR Report—A Message from our CEO, pg. 3 2-23 Policy commitments 2025 CSR Report—Resources, pg. 84 Climate Change Policy; Conflict Minerals Policy; Cybersecurity Policy; Fair Labor Practices Policy; Freedom of Association Policy; Hazardous Materials and Chemical Stewardship Policy; Human Rights Policy; Political Involvement Policy; Global Supplier Code of Conduct; Code of Ethics & Business Conduct Company website: Careers – Our Culture and Benefits; Quality Management & Environmental Health and Safety Systems; Supply Chain; UniversalPHOLED® Materials ; From Design to Manufacturing ; UniversalPHOLED Product Packaging 2-24 Embedding policy commitments 2025 CSR Report—UniversalPHOLED® Energy Efficiency Innovation, pg. 10 2025 CSR Report—Design for Environment, pg. 11 2025 CSR Report—Our Commitment to Diversity and Inclusion, pg. 16 2025 CSR Report—Rewarding Our People, Investing in Our Team, & Engaging Our Workforce, pg. 21-26 2025 CSR Report—Our Supply Chain, pg. 32-41 2025 CSR Report—Hazardous Materials and Chemical Stewardship Policy, pg. 41 2025 CSR Report—Integrated Management Policy, pg. 44 2025 CSR Report—Phosphorescent OLED Carbon Savings, pg. 46 2025 CSR Report—Climate Change Policy Overview, pg. 47 2025 CSR Report—Our Environment, Health & Safety, pg. 50-56 2025 CSR Report—Cybersecurity, pg. 57-58 2025 CSR Report—UDC’s ESG Governance Structure, pg. 61 2-25 Processes to remediate negative impacts Code of Ethics & Business Conduct, Reporting Procedures, pg. 11 2-26 Mechanisms for seeking advice and raising concerns Code of Ethics & Business Conduct, Reporting Procedures, pg. 11 Freedom of Association Policy Employee Reporting (Whistleblower): 2025 CSR Report—Commitment Ethics and Compliance, pg. 19-20 2-27 Compliance with laws and regulations Environmental fines, penalties & settlements: 0 0 OSHA violations 0 product recalls GRI Index (continued)

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Slide 69 — GRI Standard/

69 GRI Standard/ Other Source Disclosure Location/Response 2-28 Membership associations Next Generation Lighting Industry Alliance (NGLIA); OLED Association; Organic Electronics Association (OE-A); Society for Information Display (SID) 2-29 Approach to stakeholder engagement 2025 CSR Report—UDC’s Stakeholder Engagement, pg. 60 2-30 Collective bargaining agreements UDC, through its Freedom of Association Policy, recognizes and respects the right of its employees to freely join, or refrain from joining, third-party labor associations in a manner consistent with applicable laws, without fear of reprisal, intimidation or harassment. As of publication UDC is not a part of any collective bargaining agreement. GRI 200: Economic GRI 201: Economic Performance 3-3 Management of material topics 2025 Form 10-K 2025 CSR Report—UDC’s ESG Governance Structure, pg. 61 201-1 Direct economic value generated and distributed 2025 Form 10-K 201-2 Financial implications and other risks and opportunities due to climate change Climate Change Policy 2025 CSR Report—Climate Risk Assessment, pg. 48 201-3 Defined benefit plan obligations and other retirement plans 2025 CSR Report—Rewarding Our People, Investing in Our Team, & Engaging Our Workforce, pg. 21- 26 Fair Labor Practices GRI 202: Market Presence 3-3 Management of material topics 2025 CSR Report—Our People, pg. 14-26 202-1 Ratios of standard entry-level wage by gender compared to local minimum wage All employees are compensated at or above minimum wage. UDC complies with all applicable local laws regarding minimum wage standards. GRI Index (continued)

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Slide 70 — GRI Standard/

70 GRI Standard/ Other Source Disclosure Location/Response 202-3 202-3 Proportion of senior management hired from the local community In 2025, 100% of UDC senior management were hired from the local community. In addition, 100% of the highest level of management in each operating market are from the country in which they work: United States: 100% (senior management) China: 100%* Hong Kong: 100%* Ireland: 100%* Japan: 100%* Korea: 100%* Singapore: 100%* Definition of senior management: UDC defines senior management as executive management. Definition of local community: For purposes of this disclosure, local community refers to individuals who were either born in, or are permanent residents of, the country in which the relevant operation is located and where they are employed. *Percentage of highest level of management in the listed country hired from local community. GRI 205: Anti-corruption 3-3 Management of material topics Code of Ethics & Business Conduct 205-1 Operations assessed for risks related to corruption Code of Ethics & Business Conduct, Anti-Bribery and Corruption, pg. 5-6 205-2 Communication and training about anti-corruption policies and procedures Yes, Code of Ethics & Business Conduct, Anti-Bribery and Corruption, pg. 5-6 2025 CSR Report-Commitment to Ethics and Compliance, pg. 19-20 205-3 Confirmed incidents of corruption and actions taken Bribery, corruption, or anti-competitive fines, settlements, or employees disciplined: 0 GRI 205: Anti-corruption 3-3 Management of material topics Code of Ethics & Business Conduct Code of Conduct for Directors 206-1 Legal actions for anti-competitive behavior, anti-trust, and monopoly practices In 2025, there were no legal actions pending or completed during the reporting period regarding anti- competitive behavior and violations of antitrust and monopoly legislation. GRI Index (continued)

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Slide 71 — 302-3

71 GRI Standard/ Other Source Disclosure Location/Response GRI 300: Environmental GRI 302: Energy 3-3 Management of material topics 2025 CSR Report—Our Carbon & Climate, pg. 45-49 2025 CSR Report—Commitment to EHS Excellence, pg. 51 2025 CSR Report—Corporate EHS Principles, pg. 52 2025 CSR Report—Energy Consumption, pg. 56 Climate Change Policy 302-1 Energy consumption within the organization 2025 CSR Report—Energy Consumption, pg. 56 302-2 Energy consumption outside of the organization 2025 CSR Report—Energy Consumption, pg. 56 302-3 Energy intensity 2025 CSR Report—Energy Consumption, pg. 56 Energy Intensity, kWh per capita (in millions): 0.07 Electricity Intensity, kWh per capita (in millions): 0.04 302-4 Reduction of energy consumption 2025 CSR Report—Energy Consumption, pg. 56 Climate Change Policy 302-5 Reductions in energy requirements of products and services 2025 CSR Report—UniversalPHOLED® Energy Efficiency Innovation, pg. 10 2025 CSR Report—Design for Environment, pg. 11 2025 CSR Report—Phosphorescent OLED Carbon Savings, pg. 46 GRI 303: Water and Effluents 3-3 Management of material topics 2025 CSR Report—Water Consumption & Wastewater, pg. 54 303-1 Interactions with water as a shared resource 2025 CSR Report—Water Consumption & Wastewater, pg. 54 303-2 Management of water discharge-related impacts 2025 CSR Report—Water Consumption & Wastewater, pg. 54 303-3 Water withdrawal 2025 CSR Report—Water Consumption & Wastewater, pg. 54 303-4 Water discharge 2025 CSR Report—Water Consumption & Wastewater, pg. 54 303-5 Water consumption 2025 CSR Report—Water Consumption & Wastewater, pg. 54 GRI Index (continued)

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Slide 72 — 2025 CSR Report—Greenhouse Gas Emissions, pg. 49

72 GRI Index (continued) GRI Standard/ Other Source Disclosure Location/Response GRI 305: Emissions 3-3 Management of material topics 2025 CSR Report—Our Carbon & Climate, pg. 45-49 2025 CSR Report—Commitment to EHS Excellence, pg. 51 2025 CSR Report—Corporate EHS Principles, pg. 52 2025 CSR Report—Energy Consumption, pg. 56 Climate Change Policy 305-1 Direct (Scope 1) GHG emissions 2025 CSR Report—Greenhouse Gas Emissions, pg. 49 305-2 Energy indirect (Scope 2) GHG emissions 2025 CSR Report—Greenhouse Gas Emissions, pg. 49 305-4 GHG emissions intensity Scope 1 emissions, CO2-e (metric tons) per capita: 4.6 Scope 2 emissions, CO2-e (metric tons) per capita: 13.5 Net Scope 1 & Scope 2 emissions , CO2-e (metric tons) per capita: 7.1 2025 CSR Report—Greenhouse Gas Emissions, pg. 49 305-5 Reduction of GHG emissions 2025 CSR Report—Greenhouse Gas Emissions, pg. 49 Climate Change Policy 305-6 Emissions of ozone-depleting substances (ODS) We do not produce ozone depleting substances (ODS). However, we do use process gases, refrigeration, air conditioning, and fire suppression systems containing ODS. As a result, a small amount of ODS emission may occur, which are included in our report GHG emissions (2025 CSR Report—Greenhouse Gas Emissions, pg. 49). In 2025, we estimate the following ODS emissions: • Scope 1: 0 CO2-e (metric tons) • Scope 2: 0 CO2-e (metric tons)

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Slide 73 — Other Source

73 GRI Standard/ Other Source Disclosure Location/Response GRI 306: Waste 3-3 Management of material topics 2025 CSR Report—Waste Management, pg. 55 306-1 Waste generation and significant waste-related impacts 2025 CSR Report—Waste Management, pg. 55 306-2 Management of significant waste-related impacts 2025 CSR Report—Waste Management, pg. 55 306-3 Waste generated 2025 CSR Report—Waste Management, pg. 55 306-4 Waste diverted from disposal 2025 CSR Report—Waste Management, pg. 55 306-5 Waste directed to disposal 2025 CSR Report—Waste Management, pg. 55 GRI 308: Supplier Environmental Assessment 3-3 Management of material topics 2025 CSR Report—Our Supply Chain, pg. 32-41 Global Supplier Code of Conduct 308-1 New suppliers that were screened using environmental criteria 2025 CSR Report—Our Supply Chain, pg. 32-41 Global Supplier Code of Conduct 308-2 Negative environmental impacts in the supply chain and actions taken 2025 CSR Report—Our Supply Chain, pg. 32-41 2025 CSR Report-Hazardous Materials and Chemical Stewardship Policy, pg. 41 Global Supplier Code of Conduct Hazardous Materials and Chemical Stewardship Policy GRI Index (continued)

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Slide 74 — GRI 400: Social

74 GRI Standard/ Other Source Disclosure Location/Response GRI 400: Social GRI 401: Employment 3-3 Management of material topics 2025 CSR Report—About Our Workplace, pg. 15 2025 CSR Report—Our Commitment to Diversity and Inclusion, pg. 16 2025 CSR Report—About Our Workforce, pg. 17-18 2025 CSR Report—Rewarding Our People, Investing in Our Team, & Engaging Our Workforce, pg. 21-26 401-1 New employee hires and employee turnover 2025 CSR Report—About Our Workplace, pg. 15, 17-18 401-2 Benefits provided to full-time employees that are not provided to temporary or part-time employees 2025 CSR Report—Rewarding Our People, Investing in Our Team, & Engaging Our Workforce, pg. 21-26 401-3 Parental leave 2025 CSR Report—Rewarding Our People, Investing in Our Team, & Engaging Our Workforce, pg. 21-26 GRI 403: Occupational Health and Safety 3-3 Management of material topics 2025 CSR Report—Rewarding Our People, Investing in Our Team, & Engaging Our Workforce, pg. 21-26 2025 CSR Report—Our Certified Management Systems, pg. 42-44 2025 CSR Report—Integrated Management Policy, pg. 44 2025 CSR Report—Commitment to EHS Excellence, pg. 51 2025 CSR Report—Corporate EHS Principles, pg. 52 2025 CSR Report—Maintaining a Safe Work Environment, pg. 53 Fair Labor Practices Policy Human Rights Policy Code of Ethics & Business Conduct 403-1 Occupational health and safety management system ISO 45001:2018 (Ewing, NJ) 2025 CSR Report—Our Certified Management Systems, pg. 42-44 2025 CSR Report—Maintaining a Safe Work Environment, pg. 53 Percentage of Sites Covered by ISO 45001: 20% Percentage of Workforce* Based at Sites Covered by ISO 45001: 53% Fair Labor Practices Policy Human Rights Policy Code of Ethics & Business Conduct *For this metric, “workforce” refers to the 423 employees in the EHS reporting scope (see pg. 53). 74 GRI Index (continued)

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Slide 75 — 2025 CSR Report—Corporate EHS Principles, pg. 52

75 GRI Standard/ Other Source Disclosure Location/Response 403-2 Hazard identification, risk assessment, and incident investigation 2025 CSR Report—Integrated Management Policy, pg. 44 2025 CSR Report—Commitment to EHS Excellence, pg. 51 2025 CSR Report—Corporate EHS Principles, pg. 52 2025 CSR Report—Maintaining a Safe Work Environment, pg. 53 403-3 Occupational health services 2025 CSR Report—Rewarding Our People, Investing in Our Team, & Engaging Our Workforce, pg. 21-26 2025 CSR Report—Our Certified Management Systems, pg. 42-44 2025 CSR Report—Integrated Management Policy, pg. 44 2025 CSR Report—Commitment to EHS Excellence, pg. 51 2025 CSR Report—Corporate EHS Principles, pg. 52 2025 CSR Report—Maintaining a Safe Work Environment , pg. 53 Fair Labor Practices Policy Human Rights Policy 403-4 Worker participation, consultation, and communication on occupational health and safety 2025 CSR Report—Commitment to Ethics and Compliance, pg. 19-20 2025 CSR Report—Engaging Our Workforce, pg. 26 2025 CSR Report—Integrated Management Policy, pg. 44 2025 CSR Report—Commitment to EHS Excellence, pg. 51 2025 CSR Report—Corporate EHS Principles, pg. 52 2025 CSR Report—Maintaining a Safe Work Environment , pg. 53 Code of Ethics & Business Conduct 403-5 Worker training on occupational health and safety UDC conducts regular occupational health and safety training for employees based on risk. 403-6 Promotion of worker health 2025 CSR Report—Rewarding Our People: Health and Wellness, Wellness and Workplace Experience, Time-Off, pg. 23 GRI Index (continued)

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Slide 76 — GRI 404: Training and Education

76 GRI Standard/ Other Source Disclosure Location/Response 403-7 Prevention and mitigation of occupational health and safety impacts directly linked by business relationships 2025 CSR Report—UDC’s Global Supplier Code of Conduct, pg. 35 2025 CSR Report—UDC’s Global Supplier Engagement, pg. 36 2025 CSR Report—Maintaining a Safe Work Environment, pg. 53 Fair Labor Practices Policy Human Rights Policy Code of Ethics & Business Conduct 403-8 Workers covered by an occupational health and safety management system 2025 CSR Report—ISO Certifications by UDC Location, pg. 43 225 employees (the average number of employees at UDC’s Ewing, NJ HQ Campus, covered by ISO 45001) This represents 53% of UDC’s workforce* *For this metric, “workforce” refers to the 423 employees in the EHS reporting scope (see pg. 53). 403-9 Work-related injuries 2025 CSR Report—Maintaining a Safe Work Environment, pg. 53 403-10 Work-related ill health 2025 CSR Report—Maintaining a Safe Work Environment, pg. 53 GRI 404: Training and Education 3-3 Management of material topics 2025 CSR Report—About Our Workplace, pg. 15 2025 CSR Report—Commitment to Ethics and Compliance, pg. 19-20 2025 CSR Report—Investing In Our Team, pg. 24-25 2025 CSR Report—Engaging Our Workforce, pg. 26 2025 CSR Report—Cybersecurity, pg. 57-58 404-2 Programs for upgrading employee skills and transition assistance programs 2025 CSR Report—About Our Workplace, pg. 15 2025 CSR Report—Commitment to Ethics and Compliance, pg. 19-20 2025 CSR Report—Investing In Our Team, pg. 24-25 2025 CSR Report—Engaging Our Workforce, pg. 26 2025 CSR Report—Cybersecurity, pg. 57-58 404-3 Percentage of employees receiving regular performance and career development reviews 100% of eligible employees received and completed a performance review in 2025 2025 CSR Report—Investing in Our Team, pg. 24-25 GRI Index (continued)

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Slide 77 — GRI 407: Freedom of Association and Collective Bargaining

77 GRI Standard/ Other Source Disclosure Location/Response GRI 405: Diversity and Equal Opportunity 3-3 Management of material topics Human Rights Policy 2025 CSR Report—Our Commitment to Diversity and Inclusion, pg. 16 405-1 Diversity of governance bodies and employees 2025 CSR Report—Our Global Presence, pg. 9 2025 CSR Report—Our People, pg. 14-26 2025 CSR Report—Our Commitment to Diversity and Inclusion, pg. 16 2025 CSR Report—About Our Workforce, pg. 17-18 2025 CSR Report—Company Overview & Data, pg. 62 GRI 407: Freedom of Association and Collective Bargaining 3-3 Management of material topics 2025 CSR Report—UDC’s Global Supplier Code of Conduct, pg. 35 Global Supplier Code of Conduct Freedom of Association Policy 407-1 Operations and suppliers in which the right to freedom of association and collective bargaining may be at risk As stated in UDC’s Global Supplier Code of Conduct, the Company expects all of its suppliers to recognize and respect the rights of employees to freedom of association and collective bargaining. 100% of UDC’s key OLED raw materials suppliers have certified their compliance with UDC’s Global Supplier Code of Conduct. 2025 CSR Report—UDC’s Global Supplier Code of Conduct, pg. 35 2025 CSR Report—UDC’s Global Supplier Engagement, pg. 36 Code of Ethics & Business Conduct Fair Labor Practices Policy Freedom of Association Policy Human Rights Policy GRI Index (continued)

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Slide 78 — GRI 408: Child Labor

78 GRI Standard/ Other Source Disclosure Location/Response GRI 408: Child Labor 3-3 Management of material topics Global Supplier Code of Conduct 2025 CSR Report—UDC’s Global Supplier Code of Conduct, pg. 35 2025 CSR Report—UDC’s Global Supplier Engagement, pg. 36 408-1 Operations and suppliers at significant risk for incidents of child labor As stated in UDC’s Global Supplier Code of Conduct, the Company expects all of its suppliers to prohibit use of child labor by adhering to minimum employment age requirements. 100% of UDC’s key OLED raw materials suppliers have certified their compliance with UDC’s Global Supplier Code of Conduct. 2025 CSR Report—UDC’s Global Supplier Code of Conduct, pg. 35 2025 CSR Report—UDC’s Global Supplier Engagement, pg. 36 Human Rights Policy Code of Ethics & Business Conduct Fair Labor Practices Policy GRI 409: Forced or Compulsory Labor 3-3 Management of material topics Global Supplier Code of Conduct 2025 CSR Report—UDC’s Global Supplier Code of Conduct, pg. 35 2025 CSR Report—UDC’s Global Supplier Engagement, pg. 36 409-1 Operations and suppliers at significant risk for incidents of forced or compulsory labor As stated in UDC’s Global Supplier Code of Conduct, the Company expects all of its suppliers to prohibit forced or compulsory labor. 100% of UDC’s key OLED raw materials suppliers have certified their compliance with UDC’s Global Supplier Code of Conduct. 2025 CSR Report—UDC’s Global Supplier Code of Conduct, pg. 35 2025 CSR Report—UDC’s Global Supplier Engagement, pg. 36 Human Rights Policy Code of Ethics & Business Conduct Fair Labor Practices Policy GRI Index (continued)

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Slide 79 — GRI 415: Public Policy

79 GRI Standard/ Other Source Disclosure Location/Response GRI 413: Local Communities 3-3 Management of material topics 2025 CSR Report—Our Community, pg. 27-31 413-1 Operations with local community engagement, impact assessments, and development programs 2025 CSR Report—Our Community, pg. 27-31 413-2 Operations with significant actual and potential negative impacts on local communities 2025 CSR Report—Our Community, pg. 27-31 None of UDC’s sites experienced negative community impacts in 2025 GRI 415: Public Policy 3-3 Management of material topics Political Involvement Policy 415-1 Political contributions Lobbying and Political Expenses: $0 Total financial contributions to political parties, politicians, and PACs: $0 We do not make an y political contributions. Political Involvement Policy GRI 416: Customer Health and Safety 3-3 Management of material topics 2025 CSR Report—Our Supply Chain, pg. 32-41 Global Supplier Code of Conduct Conflict Minerals Policy 416-1 Assessment of the health and safety impacts of product and service categories 2025 CSR Report—Our Supply Chain, pg. 32-41 Global Supplier Code of Conduct Conflict Minerals Policy 416-2 Incidents of non-compliance concerning the health and safety impacts of products and services 0 product recalls GRI Index (continued)

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Slide 80 — GRI 417: Marketing and Labeling

80 GRI Standard/ Other Source Disclosure Location/Response GRI 417: Marketing and Labeling 3-3 Management of material topics Code of Ethics & Business Conduct 417-2 Incidents of non-compliance concerning product and service information and labeling 0 417-3 Incidents of non-compliance concerning marketing communications 0 GRI 418: Customer Privacy 3-3 Management of material topics 2025 CSR Report—Cybersecurity, pg. 57-58 418-1 Substantiated complaints concerning breaches of customer privacy and losses of customer data 0; To the best of our knowledge, we are not aware of any substantiated complaints of breaches of customer privacy or losses of customer data. 2025 CSR Report—Cybersecurity, pg. 57-58 GRI Index (continued)

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Slide 81 — Sustainability Accounting Standards Board (SASB) Index

81 Sustainability Accounting Standards Board (SASB) Index Topic Accounting Metric Code Report Location/Disclosure Greenhouse Gas Emissions (1) Gross global Scope 1 emissions and (2) amount of total emissions from perfluorinated compounds TC-SC-110a.1 Pg. 49 – Greenhouse Gas Emissions Discussion of long- and short- term strategy or plan to manage Scope 1 emissions, emissions reduction targets, and an analysis of performance against those targets TC-SC-110a.2 Pg. 49 – Greenhouse Gas Emissions Pg. 56 – Energy Consumption Energy Management in Manufacturing (1) Total energy consumed, (2) percentage grid electricity, and (3) percentage renewable TC-SC-130a.1 Pg. 56 – Energy Consumption Water Management (1) Total water withdrawn, (2) total water consumed; percentage of each in regions with High or Extremely High Baseline Water Stress TC-SC-140a.1 Pg. 54 – Water Consumption and Wastewater In 2021, we began reporting in alignment with the Sustainability Accounting Standards Board (SASB) Standard for the Technology and Communications Sector: Semiconductor Industry.

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Slide 82 — Topic

82 SASB Index (continued) Topic Accounting Metric Code Report Location/Disclosure Waste Management (1) Amount of hazardous waste from manufacturing, (2) percentage recycled TC-SC-150a.1 Pg. 55 - Waste Management Workforce Health & Safety Description of efforts to assess, monitor, and reduce exposure of workforce to human health hazards TC-SC-320a.1 Pg. 50-53 - Our Environment, Health & Safety Total amount of monetary losses as a result of legal proceedings associated with employee health and safety violations TC-SC-320a.2 $0 Recruiting & Managing a Global & Skilled Workforce Percentage of employees that require a work visa TC-SC-330a.1 Pg. 15-18 - About Our Workforce

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Slide 83 — Topic

83 SASB Index (continued) Topic Accounting Metric Code Report Location/Disclosure Product Lifecycle Management Percentage of products by revenue that contain IEC 62474 declarable substances TC-SC-410a.1 This information is not tracked at this time. Processor energy efficiency at a system-level for: (1) servers, (2) desktops, and (3) laptops TC-SC-410a.2 Not Applicable. UDC does not manufacture servers, desktops, or laptops. Materials Sourcing Description of the management of risks associated with the use of critical materials TC-SC-440a.1 Pg. 39 - Universal Display’s Conflict Minerals Policy Intellectual Property Protection & Competitive Behavior Total amount of monetary losses as a result of legal proceedings associated with anticompetitive behavior regulation TC-SC-520a.1 $0 Activity Metric Total production TC-SC-000.A Not Applicable; UDC’s OLED materials are manufactured by our foundry partner of 25 years, PPG. Percentage of production from owned facilities TC-SC-000.B

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Slide 84 — Resources

84 Resources The following are links to content contained on UDC’s public website www.oled.com that provide source and/or supplemental information to that which is contained in this CSR report: • Careers – Our Culture and Benefits • Quality Management & Environmental Health and Safety Systems • Supply Chain • UniversalPHOLED® Materials – From Design to Manufacturing – UniversalPHOLED Product Packaging Policies and Statements • Climate Change Policy • Conflict Minerals Policy • Cybersecurity Policy • Fair Labor Practices Policy • Freedom of Association Policy • Hazardous Materials and Chemical Stewardship Policy • Human Rights Policy • Political Involvement Policy • Global Supplier Code of Conduct • Code of Ethics & Business Conduct

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Slide 85 — About Our Report

85 About Our Report Safe Harbor Statement This Corporate Social Responsibility Report contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995, including statements regarding our environmental, social and governance, sustainability and climate-related goals, targets, commitments, expectations and strategies, and related business and stakeholder impacts, and the Company’s expected results and opportunities and its growth along with the growth of the OLED market. Forward-looking statements generally can be identified by words such as "anticipate," "believe," "expect," "intend," "may," "plan," "potential," "project," "seek," "target," "will," and similar expressions. You are cautioned not to place undue reliance on any forward-looking statements in this report, as they reflect Universal Display Corporation’s current views with respect to future events and are subject to risks and uncertainties that could cause actual results to differ materially from those contemplated. These risks and uncertainties are discussed in greater detail in Universal Display Corporation’s periodic reports on Form 10-K and Form 10-Q filed with the Securities and Exchange Commission, including, in particular, the section entitled “Risk Factors” in Universal Display Corporation’s Annual Report on Form 10-K for the year ended December 31, 2025. Universal Display Corporation disclaims any obligation to update any forward-looking statement contained in this report. Boundary and Scope Unless noted, this report covers UDC’s 2025 fiscal year (ending December 31, 2025). Financial data is reported in U.S. dollars. The information and data in this report includes UDC Ewing, NJ HQ campus and facilities for UDC Hong Kong, UDC Korea, and Adesis, Inc. The policies and programs described in this report were in effect at the time this report was prepared, unless otherwise stated, and the Company disclaims any obligation to update this report to reflect future changes that may be made to such policies or programs. Additional information about UDC’s operations and financial statements is available in our 2025 10-K.

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