MacroGenics Appoints New Chief Commercial Officer and Chief Financi...(ne and a post-graduate degree in rheumat...),Health

"Jean-Christophe's depth and breadth of international business experiences in leadership positions at Novartis and in the pharmaceutical industry add a new dimension to our organization," stated Dr. Koenig. "As a trained rheumatologist and expert in drug development and marketing, Dr. Tellier brings an unusual combination of skills to MacroGenics that will enhance our ability to advance the lead product in autoimmunity to the marketplace."

Mr. James Karrels brings a wealth of financial and analytical experience to MacroGenics. He has been at Jazz Pharmaceuticals, Inc. since 2005, most recently serving as Executive Director of Finance. While at Jazz Pharmaceuticals, he was responsible for the company's financial planning and analysis and investor relations activities. He began his career as an analyst at Merrill Lynch & Co. in 1989 and advanced to the position of Director in the Healthcare Investment Banking Group. During his tenure there, he participated in more than 30 sole or lead-managed transactions, representing over $25 billion in aggregate transaction value. His activities included the marketing, structuring, and execution of IPOs, equity and convertible debt financings, mergers and acquisitions, spin-offs and other transactions. Mr. Karrels holds an M.B.A. from Stanford University and a B.B.A. from the University of Notre Dame.

"Jim joins us at an important juncture of the company's development. His combined experience in operations, finance and investment banking are especially important as we plan and execute on the growth of our business and advance to become a publicly-traded company," stated Dr. Koenig.

About MacroGenics, Inc.

Founded in 2000, MacroGenics is a private, venture-backed biotechnology company headquartered in Rockville, Maryland that focuses on the devel
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