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Jaime Burnes Joins Cowen’s Healthcare Investment Banking Group as Managing Director

NEW YORK, Nov 02, 2010 (BUSINESS WIRE) —

Cowen Group, Inc. (NASDAQ: COWN) announced today that Jaime Burnes has
joined the firm as a Managing Director in Healthcare Investment Banking.
Based in Cowen’s San Francisco office, Mr. Burnes will focus on
biotechnology and life sciences companies.

Mr. Burnes joins Cowen from Oppenheimer & Co. Inc. where he was a
Managing Director in the healthcare group. At Oppenheimer, Mr. Burnes
helped build the firm’s life sciences practice. Prior to Oppenheimer,
Mr. Burnes was a senior coverage officer at Credit Suisse and held
similar roles at Lehman Brothers and UBS. Mr. Burnes started his carrier
at Furman Selz. Over the course of Jaime’s 15 year investment banking
career, he has been instrumental in providing strategic capital raising
and other advice to over 100 life sciences companies, including initial
public offerings, public and private follow-on offerings, mergers and

Jeff Solomon, Chief Operating Officer of Cowen and the Head of
Investment Banking, stated, “It is with pleasure that we welcome Jaime
as a new partner in our firm. His addition greatly enhances Cowen’s
investment banking franchise as he brings significant relationships in
the biotechnology and life sciences sector that augment our already
strong relationship driven presence in healthcare. Jaime has proven that
he can deliver value added services to his clients from a platform such
as the one we have at Cowen and we look forward to his joining our team.”

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

SOURCE: Cowen Group, Inc.

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