Charles Eyler — Senior Vice President of Finance & Administration and Treasurer at Puma Biotechnology

Mr. Charles R. Eyler has been a Senior Vice President of Finance & Administration and Treasurer at Puma Biotechnology, Inc. since October 4, 2011. Mr. Eyler served as a Senior Vice President of Finance at Cougar Biotechnology, Inc. since September 2008, Treasurer since April 3, 2006 and also serves as its Principal Financial Officer and Principal Accounting officer. He joined Cougar Biotechnology, Inc. in September 2004 as Vice President of Finance. He has more than 20 years of experience in financial management and leadership for healthcare related companies. Prior to joining Cougar, Mr. Eyler served as the Chief Financial Officer and Chief Operating Officer of Hayes Medical Inc. from 1999 to 2004. He served as Chief Financial Officer of Consensus Orthopedics, Inc. Prior to Hayes Medical, Mr. Eyler held several financial positions including Director of Finance and Administration at Alphatec Manufacturing, Inc., Division Controller at JBL Scientific, Inc., Division Controller at Surgitek, Inc. and Financial Systems Director at Zimmer, Inc. Mr. Eyler holds a BS from Drexel University and an MBA from Saint Francis College.