Mr. Yang has served as a director of Ionis since December 2023. Mr. Yang has more than 20 years of broad senior level leadership experience in biotech, pharmaceutical and medical device companies, where he launched new platforms, expanded global revenues and diversified product lines. He most recently served as President, Chief Executive Officer and Board member of ViaCyte, which was acquired by Vertex in 2022. Prior to ViaCyte, Mr. Yang was Executive Vice President and Chief Commercial Officer at Acadia Pharmaceuticals from 2017 to 2021. During his tenure, Acadia transformed the standard of care for patients with Parkinson’s disease psychosis. Prior to Acadia, Mr. Yang was President of Janssen Biotech Inc., where he was responsible for building Janssen’s U.S. immunology business, generating more than $8 billion in annual revenues.

Mr. Wender has served as a director of Ionis since January 1994. Mr. Wender began with Goldman, Sachs & Co. in 1971 and became a general partner of that firm in 1982, where he headed the Financial Institutions Group for over a decade. Since January 2008, he has been a senior consultant to Goldman Sachs & Co. He is also an Independent Trustee of the Schwab Family of Funds and Director of Grandpoint Capital, a bank holding company. Mr. Wender also is co-CEO and minority partner, with his wife, of Colgin Cellars. Since March 2014, Mr. Wender has been a director, and is currently lead director, of Outfront Media, lessors of advertising space on out-of-home advertising structures.

Ms. Parshall has served on the Ionis board since September 2000 and as a senior strategic advisor to Ionis since January 2018. Previously she served as our chief operating officer from December 2007 through December 2017 and as chief financial officer from June 1994 through December 2012. She also served as Ionis’ corporate secretary through 2014, and has served with the company in various executive roles since November 1991. Prior to joining Ionis, Ms. Parshall practiced law at Cooley LLP, outside counsel to Ionis, where she was a partner from 1986 to 1991. Ms. Parshall is a member of the American and California bar associations. Ms. Parshall serves on the board of directors of Cytokinetcs Inc. and Akcea Therapeutics, Inc.

Mr. Klein has served as a director of Ionis since December 2005. Mr. Klein is currently managing director of Gauss Capital Advisors, LLC, a financial consulting and investment advisory firm focused on biopharmaceuticals, which he founded in March 1998. From September 2003 to December 2008, Mr. Klein also served as a venture partner of Red Abbey Venture Partners, L.P., a life science private equity fund. From September 2001 to September 2002, Mr. Klein was a venture partner of MPM Capital, a healthcare venture capital firm. From June 1999 to September 2000 when it merged with WebMD Corporation, Mr. Klein served as vice president, Strategy, for Medical Manager Corporation, a leading developer of physician office management information systems. For over nine years from 1989 to 1998, Mr. Klein was a health care investment analyst at T. Rowe Price Associates, Inc., where he was the founding portfolio manager of the T. Rowe Price Health Sciences Fund, Inc. Mr. Klein serves on the board of directors of The Prospector Funds, Inc., an SEC Registered Investment Company that manages two no-load mutual funds. Mr. Klein also serves on the boards of private and non-profit entities.

Ms. Herman has served as a director of Ionis since June 2019. She is currently President and CEO of Herman & Associates, a management consulting firm that specializes in advising private equity firms investing in healthcare. She has deep experience leading healthcare and payor companies, serving in several executive positions at Anthem (formerly WellPoint), including as president and CEO of the Consumer Business unit, president and CEO of the Specialty, Senior and State Sponsored Business and group president, Senior and Specialty Businesses. Ms. Herman also served as a senior vice president of Phoenix Life Insurance Company. Ms. Herman currently serves on the board of directors for Encompass Health (formerly HealthSouth) and previously served on the boards of both Convergys and AARP Services, Inc. She has earned degrees from Barnard College, Columbia University (summa cum laude, BS Mathematics), Yale University (MS) and Western New England University (MBA).