STELIOS PAPADOPOULOS, PH.D.

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BIOGEN INC.

Filing Date Source Excerpt
2014-04-30 Stelios Papadopoulos, Ph.D. Age: 65 Director since: 2008 Committee Memberships: Finance and Audit, Science and Technology
2015-04-30 Stelios Papadopoulos, Ph.D. Age: 66 Committee Memberships: Audit, Finance, Science and Technology Dr. Papadopoulos has served as one of our directors since 2008 and as our independent Chairman since June 2014.
2016-04-15 Dr. Papadopoulos, 67, has served as one of our directors since 2008 and as our independent Chairman since June 2014. Dr. Papadopoulos also serves as the Chairman of Exelixis, Inc., a drug discovery and development company that he co-founded in 1994, and Chairman of Regulus Therapeutics, Inc., a biopharmaceutical company developing medicines targeting micro-RNAs. Previously, he was an investment banker with Cowen & Co., LLC, a financial services company, focusing on the biotechnology and pharmaceutical sectors, from 2000 until his retirement as Vice Chairman in August 2006. Prior to joining Cowen & Co., Dr. Papadopoulos served for 13 years as an investment banker at PaineWebber, Inc., a financial services company, where he was most recently Chairman of PaineWebber Development Corp., a PaineWebber subsidiary focusing on biotechnology. Having founded multiple life sciences companies and worked as an investment banker focused on the life sciences industry, Dr. Papadopoulos brings to our Board of Directors a first-hand understanding of the demands of establishing, growing and running life sciences businesses. Biogen Committee Memberships: Audit, Finance, Science and Technology. 2015 Director Compensation: $600,540.
2017-04-26 Dr. Papadopoulos, 68, has served as one of our directors since 2008 and as our independent Chairman since June 2014. Dr. Papadopoulos also serves as the Chairman of Regulus Therapeutics Inc., a biopharmaceutical company, and Exelixis, Inc., a drug discovery and development company that he co-founded in 1994. Biogen Committee Memberships: Audit, Finance, Science and Technology. 2016 Director Compensation: $627,630.
2018-04-27 Dr. Papadopoulos, 69, has served as one of our directors since 2008 and as our independent Chairman since June 2014. Dr. Papadopoulos also serves as the Chairman of Exelixis, Inc., a drug discovery and development company that he co-founded in 1994, and Regulus Therapeutics Inc., a biopharmaceutical company. Previously, he was an investment banker with Cowen & Co., LLC, a financial services company, focusing on the biotechnology and pharmaceutical sectors, from 2000 until his retirement as Vice Chairman in August 2006. Prior to joining Cowen & Co., Dr. Papadopoulos served for 13 years as an investment banker at PaineWebber, Inc., a financial services company, where he was most recently Chairman of PaineWebber Development Corp., a PaineWebber subsidiary focusing on biotechnology. Dr. Papadopoulos is also a director of BG Medicine, Inc., a diagnostics company focused on the development and commercialization of cardiovascular diagnostic tests. Having founded multiple life sciences companies and worked as an investment banker focused on the life sciences industry, Dr. Papadopoulos brings to our Board of Directors a firsthand understanding of the demands of establishing, growing and running life sciences businesses. Biogen Committee Memberships: Audit, Finance, Science and Technology. 2017 Director Compensation: $669,448.
2019-04-30 Dr. Papadopoulos serves as the Chairman of Exelixis, Inc., a drug discovery and development company that he co-founded in 1994, and Regulus Therapeutics Inc., a biopharmaceutical company. Previously, he was an investment banker with Cowen & Co., LLC, a financial services company, focusing on the biotechnology and pharmaceutical sectors, from 2000 until his retirement as Vice Chairman in August 2006. Prior to joining Cowen & Co., Dr. Papadopoulos served for 13 years as an investment banker at PaineWebber, Inc., a financial services company, where he was most recently Chairman of PaineWebber Development Corp., a PaineWebber subsidiary focusing on biotechnology.
2020-04-20 Dr. Papadopoulos serves as the Chairman of Exelixis, Inc... Biogen Board Committee: Corporate Governance... 2019 Director Compensation: Stelios Papadopoulos total $725,310.
2021-04-23 Dr. Papadopoulos serves as Chairman of Exelixis, Inc... Biogen Board Committee: Corporate Governance... 2020 Director Compensation: Stelios Papadopoulos total $669,822.
2022-04-29 Dr. Papadopoulos serves as the Chairman of Exelixis, Inc... Biogen Board Committee: Corporate Governance... 2021 Director Compensation: Stelios Papadopoulos Fees Earned or Paid in Cash $215,000, Stock Awards $444,873, All Other Compensation $20,000, Total $679,873.

EXELIXIS, INC.

Filing Date Source Excerpt
2017-04-13 Stelios Papadopoulos, Ph.D., age 68, a co-founder of Exelixis, has been a director since December 1994 and the Chairman of the Board since January 1998. ... Dr. Papadopoulos has also served as a member of the board of directors of three other publicly-held companies: BG Medicine, Inc., a diagnostics company focused on the development and commercialization of cardiovascular diagnostic tests, since 2003; Biogen, Inc., a biopharmaceutical company focused on the treatment of serious diseases, since 2008 and as its chairman since 2014; and Regulus Therapeutics Inc., a biopharmaceutical company focused on the development of medicines targeting microRNAs, since 2008, and as its chairman since 2013. ... Committee membership in 2016 through December 15, 2016, was as follows: Stelios Papadopoulos, Ph.D. - Member of Audit Committee and Nominating and Corporate Governance Committee. Director Compensation Table shows total compensation of $217,512.
2019-04-11 Stelios Papadopoulos, Ph.D., a co-founder of Exelixis, has been a director since December 1994 and the Chairman of the Board since January 1998. Dr. Papadopoulos retired as Vice Chairman of Cowen & Co., LLC in August 2006 after six years as an investment banker with the firm, where he focused on the biotechnology and pharmaceutical sectors. Prior to joining Cowen & Co., he spent 13 years as an investment banker at PaineWebber, Incorporated, where he was most recently Chairman of PaineWebber Development Corp., a PaineWebber subsidiary focusing on biotechnology. He joined PaineWebber in April 1987 from Drexel Burnham Lambert, where he was a Vice President in the Equity Research Department covering the biotechnology industry. Prior to Drexel, he was a biotechnology analyst at Donaldson, Lufkin & Jenrette. Before coming to Wall Street in 1985, Dr. Papadopoulos was on the faculty of the Department of Cell Biology at New York University Medical Center. He continues his affiliation with New York University Medical Center as an Adjunct Associate Professor of Cell Biology. Dr. Papadopoulos was a co-founder of Anadys Pharmaceuticals, Inc., a publicly-held biopharmaceutical company dedicated to improving patient care by developing novel medicines for the treatment of hepatitis C, acquired by Hoffmann-La Roche Inc. in November 2011. Dr. Papadopoulos served as a member of the board of directors of Anadys Pharmaceuticals from 2000 to 2011 and as its chairman in 2011, prior to its acquisition. Dr. Papadopoulos has also served as a member of the board of directors of three other publicly-held companies: Biogen, Inc., a biopharmaceutical company focused on the treatment of serious diseases, since 2008 and as its chairman since 2014; Regulus Therapeutics Inc., a biopharmaceutical company focused on the development of medicines targeting microRNAs, since 2008, and as its chairman since 2013; and BG Medicine, Inc., a diagnostics company focused on the development and commercialization of cardiovascular diagnostic tests, from 2003 until 2018. Dr. Papadopoulos was also co-founder and member of the board of directors of Cellzome Inc., a privately-held drug discovery company acquired by GlaxoSmithKline in May 2012. In the not-for-profit sector, Dr. Papadopoulos is a co-founder and Chairman of Fondation Santé, a member of the board of visitors of Duke Health, and a member of the Global Advisory Board of the Duke Institute for Health Innovation. Dr. Papadopoulos holds an M.S. in Physics, a Ph.D. in Biophysics and an M.B.A. in Finance, all from New York University.
2020-04-09 Stelios Papadopoulos, Ph.D., a co-founder of Exelixis, has been a director since December 1994 and the Chair of the Board since January 1998. Dr. Papadopoulos retired as Vice Chairman of Cowen & Co., LLC in August 2006 after six years as an investment banker with the firm, where he focused on the biotechnology and pharmaceutical sectors. Prior to joining Cowen & Co., he spent 13 years as an investment banker at PaineWebber, Incorporated, where he was most recently Chairman of PaineWebber Development Corp., a PaineWebber subsidiary focusing on biotechnology. He joined PaineWebber in April 1987 from Drexel Burnham Lambert, where he was a Vice President in the Equity Research Department covering the biotechnology industry. Prior to Drexel, he was a biotechnology analyst at Donaldson, Lufkin & Jenrette. Before coming to Wall Street in 1985, Dr. Papadopoulos was on the faculty of the Department of Cell Biology at New York University Medical Center. Dr. Papadopoulos was a co-founder of Anadys Pharmaceuticals, Inc., a publicly held biopharmaceutical company dedicated to improving patient care by developing novel medicines for the treatment of hepatitis C, acquired by Hoffmann-La Roche Inc. in November 2011. Dr. Papadopoulos served as a member of the board of directors of Anadys Pharmaceuticals from 2000 to 2011 and as its chairman in 2011, prior to its acquisition. Dr. Papadopoulos has also served as a member of the board of directors of three other publicly held companies: Biogen, Inc., a biopharmaceutical company focused on the treatment of serious diseases, since 2008 and as its chairman since 2014; Regulus Therapeutics Inc., a biopharmaceutical company focused on the development of medicines targeting microRNAs, since 2008, and as its chairman since 2013; and BG Medicine, Inc., a diagnostics company focused on the development and commercialization of cardiovascular diagnostic tests, from 2003 until 2018. Dr. Papadopoulos was also co-founder and member of the board of directors of Cellzome Inc., a privately held drug discovery company acquired by GlaxoSmithKline in May 2012. In the not-for-profit sector, Dr. Papadopoulos is a co-founder and Chairman of Fondation Santé, a member of the board of visitors of Duke Medicine, and a member of the Global Advisory Board of the Duke Institute for Health Innovation. Dr. Papadopoulos holds an M.S. in Physics, a Ph.D. in Biophysics and an M.B.A. in Finance, all from New York University.
2021-04-15 Stelios Papadopoulos, Ph.D., a co-founder of Exelixis, has been a director since December 1994 and the Chair of the Board since January 1998. Dr. Papadopoulos retired as Vice Chairman of Cowen & Co., LLC in August 2006 after six years as an investment banker with the firm, where he focused on the biotechnology and pharmaceutical sectors. Prior to joining Cowen & Co., he spent 13 years as an investment banker at PaineWebber, Incorporated, where he was most recently Chairman of PaineWebber Development Corp., a PaineWebber subsidiary focusing on biotechnology. He joined PaineWebber in April 1987 from Drexel Burnham Lambert, where he was a Vice President in the Equity Research Department covering the biotechnology industry. Prior to Drexel, he was a biotechnology analyst at Donaldson, Lufkin & Jenrette. Before coming to Wall Street in 1985, Dr. Papadopoulos was on the faculty of the Department of Cell Biology at New York University Medical Center. Dr. Papadopoulos was a co-founder of Anadys Pharmaceuticals, Inc., a publicly held biopharmaceutical company dedicated to improving patient care by developing novel medicines for the treatment of hepatitis C, acquired by Hoffmann-La Roche Inc. in November 2011. Dr. Papadopoulos served as a member of the board of directors of Anadys Pharmaceuticals from 2000 to 2011 and as its chairman in 2011, prior to its acquisition. Dr. Papadopoulos has also served as a member of the board of directors of four other publicly held companies: Biogen, Inc., a biopharmaceutical company focused on the treatment of serious diseases, since 2008 and as its chairman since 2014; Regulus Therapeutics Inc., a biopharmaceutical company focused on the development of medicines targeting microRNAs, since 2008, and as its chairman since 2013; Eucrates Biomedical Acquisition Corp., a special purpose acquisition company formed for the purpose of effecting a merger, share exchange, asset acquisition, share purchase, reorganization or similar business combination with one or more businesses, and as its chairman, since 2020; and BG Medicine, Inc., a diagnostics company focused on the development and commercialization of cardiovascular diagnostic tests, from 2003 until 2018. Dr. Papadopoulos was also co-founder and member of the board of directors of Cellzome Inc., a privately held drug discovery company acquired by GlaxoSmithKline in May 2012. In the not-for-profit sector, Dr. Papadopoulos is a co-founder and Chairman of Fondation Santé, a member of the board of visitors of Duke Medicine, and a member of the Global Advisory Board of the Duke Institute for Health Innovation. Dr. Papadopoulos holds an M.S. in Physics, a Ph.D. in Biophysics and an M.B.A. in Finance, all from New York University.
2022-04-14 Stelios Papadopoulos, Ph.D., a co-founder of Exelixis, has been a director since December 1994 and the Chair of the Board since January 1998. Dr. Papadopoulos retired as Vice Chairman of Cowen & Co., LLC in August 2006 after six years as an investment banker with the firm, where he focused on the biotechnology and pharmaceutical sectors. Prior to joining Cowen & Co., he spent 13 years as an investment banker at PaineWebber, Incorporated, where he was most recently Chairman of PaineWebber Development Corp., a PaineWebber subsidiary focusing on biotechnology. He joined PaineWebber in April 1987 from Drexel Burnham Lambert, where he was a Vice President in the Equity Research Department covering the biotechnology industry. Prior to Drexel, he was a biotechnology analyst at Donaldson, Lufkin & Jenrette. Before coming to Wall Street in 1985, Dr. Papadopoulos was on the faculty of the Department of Cell Biology at New York University Medical Center. Dr. Papadopoulos was a co-founder of Anadys Pharmaceuticals, Inc., a publicly held biopharmaceutical company dedicated to improving patient care by developing novel medicines for the treatment of hepatitis C, acquired by Hoffmann-La Roche Inc. in November 2011. Dr. Papadopoulos served as a member of the board of directors of Anadys Pharmaceuticals from 2000 to 2011 and as its chairman in 2011, prior to its acquisition. Dr. Papadopoulos has also served as a member of the board of directors of four other publicly held companies: Biogen, Inc., a biopharmaceutical company focused on the treatment of serious diseases, since 2008 and as its chairman since 2014; Regulus Therapeutics Inc., a biopharmaceutical company focused on the development of medicines targeting microRNAs, since 2008, and as its chairman since 2013; Eucrates Biomedical Acquisition Corp., a special purpose acquisition company (SPAC) formed for the purpose of effecting a merger, share exchange, asset acquisition, share purchase, reorganization or similar business combination with one or more businesses, and as its chairman, since 2020; and BG Medicine, Inc., a diagnostics company focused on the development and commercialization of cardiovascular diagnostic tests, from 2003 until 2018. Dr. Papadopoulos was also co-founder and member of the board of directors of Cellzome Inc., a privately held drug discovery company acquired by GlaxoSmithKline in May 2012. In the not-for-profit sector, Dr. Papadopoulos is a co-founder and Chairman of Fondation Santé, a member of the board of visitors of Duke Medicine, and a member of the Global Advisory Board of the Duke Institute for Health Innovation. Dr. Papadopoulos holds an M.S. in Physics, a Ph.D. in Biophysics and an M.B.A. in Finance, all from New York University.
2024-04-18 Stelios Papadopoulos, Ph.D., a co-founder of Exelixis, has been a director since December 1994 and the Chair of the Board since January 1998. Dr. Papadopoulos retired as Vice Chairman of Cowen & Co., LLC in 2006 after six years as an investment banker with the firm, where he focused on the biotechnology and pharmaceutical sectors. Prior to joining Cowen & Co., he spent 13 years as an investment banker at PaineWebber, Incorporated, where he was most recently Chairman of PaineWebber Development Corp., a PaineWebber subsidiary focusing on biotechnology. He joined PaineWebber in 1987 from Drexel Burnham Lambert, where he was a Vice President in the Equity Research Department covering the biotechnology industry. Prior to coming to Wall Street in 1985, Dr. Papadopoulos was on the faculty of the Department of Cell Biology at New York University Medical Center. Dr. Papadopoulos was a co-founder of Anadys Pharmaceuticals, Inc., a publicly held biopharmaceutical company dedicated to improving patient care by developing novel medicines for the treatment of hepatitis C, acquired by F. Hoffmann-La Roche Ltd. in 2011. Dr. Papadopoulos served as a member of the board of directors of Anadys Pharmaceuticals from 2000 to 2011 and as its Chairman in 2011, prior to its acquisition. Dr. Papadopoulos has served as a member of the board of directors of Regulus Therapeutics Inc., a publicly held biopharmaceutical company focused on the development of medicines targeting microRNAs, since 2008, and as its Chairman since 2013, as a member of the board of directors of Graviton Bioscience Corporation, a privately held biopharmaceutical company focused on novel therapeutics designed for the treatment of autoimmune, cancer, certain genetic, fibrotic, and other serious diseases, since September 2023, and as co-founder and Chairman of the board of directors of Epikast, Inc., a privately held company focused on providing sales, medical affairs, market access, patient engagement and other services to pharmaceutical companies, since June 2023. He previously served as a member of the board of directors of three other publicly held companies: Biogen, Inc., a biopharmaceutical company focused on the treatment of serious diseases, from 2008 to 2023, and as its Chairman from 2014 to 2023; Eucrates Biomedical Acquisition Corp., a special purpose acquisition company (SPAC) formed for the purpose of effecting a merger, share exchange, asset acquisition, share purchase, reorganization or similar business combination with one or more businesses, and as its Chairman, from 2020 to 2023; and BG Medicine, Inc., a diagnostics company focused on the development and commercialization of cardiovascular diagnostic tests, from 2003 until 2018. Dr. Papadopoulos was also co-founder and member of the board of directors of Cellzome Inc., a privately held drug discovery company acquired by GSK plc (formerly GlaxoSmithKline) in 2012. In the not-for-profit sector, Dr. Papadopoulos is a co-founder and Chairman of Fondation Santé, and until 2023, he served as a member of the board of visitors of Duke Medicine, and a member of the Global Advisory Board of the Duke Institute for Health Innovation. Dr. Papadopoulos holds an M.S. in Physics, a Ph.D. in Biophysics and an M.B.A. in Finance, all from New York University. Committee Assignments: Audit Committee, Compensation Committee, Research & Development Committee.

Data sourced from SEC filings. Last updated: 2026-02-03