Puma Biotechnology
Puma Biotechnology is a biopharmaceutical company dedicated to the acquisition, development, and commercialization of novel therapeutics for the treatment of cancer.
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Management Team


Robert Charnas, Ph.D.
Senior Vice President, Regulatory Affairs and Project Management


Dr. Charnas joined Puma Biotechnology as Senior Vice President of Regulatory Affairs and Project Management. He has more than 30 years of experience in the pharmaceutical industry, including extensive experience in regulatory affairs and project management.

Dr. Charnas was a Compound Development Team Leader at Janssen R&D from February 2013 to May 2016, where he led the continuing development of Zytiga in prostate cancer. He served as Global Regulatory Leader for abiraterone acetate in the treatment of advanced prostate cancer through the Phase 3 development program and approvals in North America, Europe and Asia from April 2008 to February 2013 at Cougar Biotechnology until it was acquired by Johnson & Johnson in July 2009. From July 2003 to April 2008, Dr. Charnas served as global regulatory leader at Amgen for Neupogen (filgrastim), Neulasta (peg-filgrastim), and Xgeva (denosumab). From 2001 to 2003, he served as clinical leader for the antiviral famciclovir and as clinical project manager for lumiracoxib at Novartis. Prior to joining Novartis, he worked in the field of infectious diseases at Hoffmann-La Roche, where he held positions in the research laboratory and medical affairs, finishing as Regulatory leader for the development of peg-interferon alfa-2a in the treatment of Hepatitis C.

Dr. Charnas received a B.S from the University of Michigan and a Ph.D. in Chemistry at Harvard University before post-doctoral training at the Université Louis Pasteur in Strasbourg, France and Harvard Medical School. He is a member of the American Society of Clinical Oncology and the Regulatory Affairs Professionals Society.

Corporate Fact Sheet

Puma Biotechnology, Inc.

10880 Wilshire Blvd., Suite 2150
Los Angeles, CA 90024
424-248-6500 Main
424-248-6501 Fax