Jon Vacko, CFA
SVP, Senior Co-Portfolio Manager
Jon Vacko is responsible for portfolio management and investment research. He joined the firm in 2000 and has 25 years of industry experience. Prior to joining Calamos, Jon was a credit analyst with Duff & Phelps Credit Rating (now part of Fitch Ratings) in the Financial Institutions Group and served as an examiner with the Federal Reserve Bank of Chicago. He received a B.B.A. in Finance from the University of Wisconsin and an M.B.A from the University of Chicago.