Independent Age: 58 Director Since: 2015 Committees: Audit Committee, Nominating and Governance Committee, Technology Strategy Committee (Chair) Director Simon Segars has served as a director since February 2015. From 1991 to 2022, Mr. Segars worked for Arm Ltd (known as Arm Holdings Plc prior to 2017), a designer and provider of microprocessors, software development tools and related technologies that was publicly held until its acquisition by SoftBank Group Corp. in September 2016. Mr. Segars served as Arm s Chief Executive Officer from July 2013, and as a member of its board of directors from 2005 to February 2022, respectively. Mr. Segars also served as a member of SoftBank Group Corp. s board of directors from June 2017 to June 2021. He served as President of Arm in 2013 before being promoted to Chief Executive Officer. Mr. Segars held the position of Executive Vice President and General Manager, Physical IP Division, from 2007 to 2012. Prior senior roles at Arm include Executive Vice President, Engineering; Executive Vice President, Worldwide Sales; and Executive Vice President, Business Development. Mr. Segars worked on many of the early Arm CPU products and led the development of the ARM7 and ARM9 Thumb families. He holds a number of patents in the field of embedded CPU architectures. Mr. Segars received his Bachelor of Science in Electronic Engineering from the University of Sussex, and obtained a Master s in Computer Science from the University of Manchester. In recognition of his extraordinary lifetime accomplishments and his impact on the global technology industry, Mr. Segars was conferred an Honorary Doctor of Science from the University of Sussex in 2019. In July 2024, Mr. Segars was elected as a Fellow of the Royal Society. Mr. Segars has served on the board of directors of Vodafone Group Plc, a multinational telecommunications company, since July 2022, and as Senior Independent Director since July 2025. He also has served as a member of the Vodafone ESG Committee since July 2022, a member of the Nominations and Governance Committee since July 2025, and as chair and member of the Technology Committee since July 2023. Mr. Segars also serves on the boards of directors of Silicon Quantum Computing Pty Ltd, a developer of quantum computing systems where he is board Chair, and TechWorks, a UK industry association. Skills and Qualifications As chair of Vodafone s Technology Committee and a trained and former engineer, Mr. Segars has extensive experience in technology strategy and the technological elements of Dolby s business operations. In addition, with his significant experience as an executive officer of Arm, and his service on the boards of both public and private companies, Mr. Segars brings to our Board a valuable understanding of the operational and strategic issues facing companies. Further, as a member of Vodafone s ESG Committee, Mr. Segars enhances our Board s capabilities in sustainability and sustainable business practices.