Dennis G. PodlesakChairman of the Board of Directors

Dennis G. Podlesak has served as chairman of our board of directors since December 2008. Mr. Podlesak is the Chief Executive Officer and Managing Partner of Canaan Partners’ Axceliux LLC, and is an Advisory Partner of Domain Associates, LLC which he joined in November 2007, both of which are life science-focused venture capital firms. Mr. Podlesak previously served as the Chairman of the board of Tobira Therapeutics, a publicly traded biopharmaceutical company that was acquired by Allergan plc. Mr. Podlesak also served on the board of Avanir Pharmaceuticals, a publicly traded biopharmaceutical company, through its acquisition by Otsuka Pharmaceuticals, and was a founding board member of Rightcare Solutions, which was acquired by Cardinal Health. Mr. Podlesak was also the founder and the Chief Executive Officer of Calixa Therapeutics, Inc., a privately held biopharmaceutical company that was acquired by Cubist Pharmaceuticals, and Mr. Podlesak was the Executive Chairman of Corthera, Inc., a privately held biopharmaceutical company which was acquired by Novartis AG. Earlier in his career, Mr. Podlesak served as the Founder and Chief Executive Officer of Cerexa, Inc., a privately held biotechnology company, which became a wholly owned subsidiary of Forest Laboratories, Inc. after being acquired by Forest. Prior to Cerexa, Mr. Podlesak served as the Chief Executive Officer of Peninsula Pharmaceuticals Inc., a privately held pharmaceutical company, and led the sale of Peninsula to Johnson & Johnson’s Ortho-McNeil Pharmaceutical subsidiary. Prior to joining Peninsula, Mr. Podlesak held various executive management positions at Novartis AG, a publicly traded healthcare company, Allergan, plc, a publicly traded healthcare company and Smith Kline Beecham (now GlaxoSmithKline plc, a publicly traded pharmaceutical company). Mr. Podlesak received a B.A. and an M.B.A. from Pepperdine University, and has completed postgraduate studies at the Wharton School, University of Pennsylvania.

Michael A. MetzgerChief Executive Officer and Director

Michael A. Metzger has served as our Chief Executive Officer since February 2022 and previously served as our President and Chief Operating Officer since May 2015 and as a member of our board of directors since July 2019. Prior to joining us, Mr. Metzger was President and COO from December 2013 to October 2014 and President and Chief Executive Officer and a member of the board of directors of Regado Biosciences, Inc., a former publicly traded biotechnology company that merged with Tobira Therapeutics, Inc., from October 2014 to May 2015, where he oversaw the company’s successful merger with Tobira Therapeutics, Inc. in 2015. Previously, Mr. Metzger served as Executive Vice President and Chief Operating Officer at Mersana Therapeutics, Inc., a privately held biopharmaceutical company developing novel immunoconjugate therapies for cancer, from March 2011 to November 2013, and in senior business development positions including leading mergers and acquisitions at Forest Laboratories, LLC, which was acquired by Allergan plc, a publicly traded company, from 2006 to February 2011. Prior to Forest, Mr. Metzger served as Vice President Corporate Development at Onconova Therapeutics, Inc. and was a Managing Director at MESA Partners, Inc., a venture capital firm. Mr. Metzger currently serves on the board of CTI Biopharma Corp., a publicly traded biopharmaceutical company, as well as the boards of other private and not-for-profit companies. Mr. Metzger received a B.A. from George Washington University and an M.B.A. in Finance from the New York University Stern School of Business.

Martin H. Huber, M.D.Director

Martin H. Huber, M.D., has served as a member of our board of directors since September 2021. Dr. Huber currently serves as the President and CEO of Mersana Therapeutics, Inc. Prior to joining Mersana in September 2023, he served as the President of R&D and Chief Medical Officer of Xilio Therapeutics, Inc. Prior to joining Xilio in April 2020, Dr. Huber served as Senior Vice President, Chief Medical Officer at TESARO, Inc. from September 2015 until its January 2019 acquisition by GlaxoSmithKline plc, and once acquired, as Senior Vice President, Clinical, until April 2020. Prior to TESARO, Dr. Huber served as Vice President, Oncology Clinical Research at Merck Research Laboratories from 2012 to 2015. Prior to Merck, he served in roles of increasing responsibility at Schering-Plough, Hoffmann-La Roche and Rhone-Poulenc Rorer, where he led teams in the areas of oncology clinical development, drug safety and pharmacovigilance. He was previously an Assistant Professor of Oncology at the University of Texas M.D. Anderson Cancer Center. Dr. Huber currently serves on the Board of Directors of Mersana Therapeutics, Inc. Dr. Huber earned his M.D. from Baylor College of Medicine.

Jennifer JarrettDirector

Jennifer Jarrett has served as a member of our board of directors since September 2018. Since October 2020, Ms. Jarrett has served as Chief Operating Officer of Arcus Biosciences, a biotechnology company. From February 2019 through September 2020, she served as Vice President of Corporate Development and Capital Markets of Uber Technologies, a technology company, and from June 2018 to January 2019 served as Arcus Bioscience’s Chief Operating Officer and Chief Financial Officer and as its Chief Business Officer and Chief Financial Officer from March 2017 to June 2018. From April 2016 to September 2016, Ms. Jarrett was the Chief Financial Officer of Medivation, a commercial biopharmaceutical company, which was acquired by Pfizer. Before Medivation, Ms. Jarrett spent 20 years in investment banking, most recently at Citigroup where she ran the firm’s west coast life sciences investment banking practice, and prior to that at Credit Suisse and Donaldson, Lufkin & Jenrette. Ms. Jarrett currently serves on the board of directors of Arcus Biosciences, which is a publicly traded company, and previously served on the board of Arena Pharmaceuticals and Audentes Therapeutics. Ms. Jarrett received a B.A. in Economics from Dartmouth College and her M.B.A. from the Stanford Graduate School of Business.

Keith A. KatkinDirector

Keith A. Katkin has served as a member of our board of directors since March 2017. From September 2017 through March 2020, Mr. Katkin served as the Chief Executive Officer and a member of the board of directors of Urovant Sciences Ltd., a publicly traded biopharmaceutical company. From March 2007 through January 2016, he was President and Chief Executive Officer of Avanir Pharmaceuticals, Inc., a publicly traded biopharmaceutical company, where he led the execution of the company’s sale to Otsuka Pharmaceutical Co., Ltd. in 2015. Mr. Katkin joined Avanir in July 2005 as the Senior Vice President of Sales and Marketing and a member of Avanir’s executive management team. While at Avanir, Mr. Katkin was responsible for creating and executing the plan that led to the approval of Nuedexta and the company’s growth to commercial success. Prior to joining Avanir, Mr. Katkin served as the Vice President, Commercial Development for Peninsula Pharmaceuticals, Inc., a privately held biopharmaceutical company, playing a key role in the concurrent initial public offering and ultimate sale of the company to Johnson and Johnson. Additionally, Mr. Katkin’s employment experience includes leadership roles at InterMune, Amgen and Abbott Laboratories. Mr. Katkin currently serves on the board of Eledon Pharmaceuticals, Inc. (Chairman) and Emergent BioSolutions, Inc., each of which is a publicly traded company, he also serves on the board of directors of a private company and as an adviser to the board of directors at Urovant. Mr. Katkin has an M.B.A. from the Anderson School at UCLA and earned a B.S. in Business and Accounting from Indiana University. Mr. Katkin is also a licensed Certified Public Accountant.

Pierre LegaultDirector

Pierre Legault has served as a member of our board of directors since January 2017. Mr. Legault currently serves on the board of Bicycle Therapeutics (Chairman) and Poxel Pharmaceuticals (Chairman), each of which is a publicly traded company, as well as the boards of several private companies. Previously, he served on the board of Urovant Sciences, Clementia Pharmaceuticals, Armo BioSciences, Tobira Therapeutics, NPS Pharmaceuticals, Forest Laboratories, Cyclacel Pharmaceuticals, Eckerd Pharmacy, Regado Biosciences, NephroGenex and several others. Mr. Legault served as Chairman of NephroGenex from 2012 through 2013 and Chief Executive Officer from 2014 through 2016, as Chief Executive Officer of Prosidion from 2010 through 2012, and Executive Vice President, Chief Financial Officer, and Treasurer of OSI Pharmaceuticals from 2009 through 2010. His prior senior executive experience also includes serving as President of Eckerd Pharmacy and as Executive Vice President and Chief Administrative Officer of Rite Aid Corporation. Mr. Legault studied at McGill University, HEC Montreal and Harvard Business School. He holds an MBA, BAA, CA, CPA and Six Sigma Green Belt diplomas.

William MeuryDirector

William Meury has served as a member of our board of directors since September 2018. Since January 2023, Mr. Meury has served as President and Chief Executive Officer of Karuna Therapeutics, a biopharmaceutical company. From May 2020 through December 2022, Mr. Meury served as a Partner at Hildred Capital Management, a private equity firm focusing on the healthcare industry. Prior to joining Hildred Capital Management, Mr. Meury served as the Chief Commercial Officer of Allergan, plc, a global pharmaceutical company from May 2016 through its acquisition by AbbVie plc. Mr. Meury previously served as Allergan’s President, Branded Pharma from March 2015 to May 2016 and joined Allergan in July 2014 as Executive Vice President, Commercial, North American Brands. He has significant experience in launching and commercializing healthcare products. Prior to joining Allergan, Mr. Meury served as Executive Vice President, Sales and Marketing at Forest Laboratories, Inc. He joined Forest in 1993 and held multiple roles of increasing responsibility in Marketing, New Products, Business Development, and Sales. Before joining Forest, Mr. Meury worked in public accounting for Reznick Fedder & Silverman and in financial reporting for MCI Communications. Mr. Meury is currently on the board of directors of Karuna Therapeutics, which is a publicly traded company, as well as on the board of directors of several private organizations. Mr. Meury earned his B.S. in Economics from the University of Maryland.

Briggs W. Morrison, M.D.Director

Briggs W. Morrison, M.D., has served as a member of our board of directors since July 2015. He previously served as our President, Head of Research and Development from February 2022 to April 2023 and Chief Executive Officer from June 2015 to January 2022. Dr. Morrison currently serves as a managing director of MPM Capital, a healthcare-focused venture capital firm, since June 2015. Prior to joining us, he served as Executive Vice President, Global Medicines Development and Chief Medical Officer at AstraZeneca plc, a publicly traded company, from January 2012 to June 2015, leading the company’s global, late-stage development organization and serving as a member of the AstraZeneca senior executive team. He previously held a number of positions at Pfizer Inc., a publicly traded company, from 2007 to January 2012 that culminated in his appointment as Head, Medical Affairs, Safety and Regulatory Affairs for Pfizer’s human health business, and also served in roles of increasing responsibility at Merck Research Laboratories, a division of Merck & Co., Inc., from 1995 to 2007, ascending to the role of Vice President, Clinical Sciences, Oncology, responsible for clinical development of all novel anti-cancer drugs. Dr. Morrison currently serves on the board of Arvinas, Carisma Therapeutics, Repare Therapeutics and Werewolf Therapeutics, each of which is a publicly traded company, as well as the boards of several private companies. Previously, he served on the board of Codiak Biosciences, Oncorus and NextCure Therapeutics. Dr. Morrison received a B.S. in biology from Georgetown University and an M.D. from the University of Connecticut.