Cowen Group, Inc. (?Cowen?) (NASDAQ: COWN) today announced that Dr. Simos Simeonidis has joined the firm as Director and Senior Research Analyst, where he will cover biotechnology in the health care sector of Cowen's Research group. Dr. Simeonidis will be based in New York and will report to Barry Tarasoff, Cowen's Director of Research.

?We are very excited to welcome Simos to Cowen,? stated Barry Tarasoff. ?Adding a highly knowledgeable biotechnology professional with strong credentials and a solid background will bring added depth and perspective to our team. We look forward to Simos's contributions to the firm.?

Prior to joining Cowen and Company, Dr. Simeonidis served as a Senior Equity Research Analyst at Rodman & Renshaw and focused on biotechnology, specifically oncology, diabetes, inflammation and RNAi. Prior to this, Dr. Simeonidis was a Vice President and Senior Biotechnology Analyst at First Albany Capital, where he covered the small and mid-cap biotechnology and specialty pharmaceuticals sectors. He has also held positions as an Associate Biotechnology Analyst at Morgan Stanley and as an Associate Director of Business Development & Licensing/Strategic Planning at Novartis AG.

Dr. Simeonidis received his BS in Biological Sciences from Loyola University, as well as a PhD, MPhil, and MA from Columbia University's College of Physicians & Surgeons in Molecular Biology, where he graduated first in his class. Dr. Simeonidis completed his postdoctoral fellowship in Pathology at Harvard Medical School, and he served on the faculty of Harvard Medical School for two years. He also holds an MBA in Healthcare Management from the University of Pennsylvania's Wharton School.

About Cowen Group, Inc.

Cowen Group, Inc. is a leading diversified financial services firm providing alternative investment management, investment banking, research, and sales and trading services through its business units, Ramius and Cowen and Company. Its alternative investment management products include hedge funds, fund of funds, real estate funds, healthcare royalty funds, cash management and commodity trading funds, offered primarily under the Ramius name. Cowen and Company offers industry focused investment banking for growth-oriented companies, domain knowledge-driven research and a sales and trading platform for institutional investors. Founded in 1918, the firm is headquartered in New York and has offices located in major financial centers around the world.

Cowen Group, Inc.
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