NEW YORK –NOVEMBER 28, 2018 – Cowen Inc. (NASDAQ:COWN) (“Cowen” or the “Company”) today announced that Matthew Costello has joined Cowen Prime Services LLC’s capital introduction team as a Director. Mr. Costello will help Cowen further expand its capital solutions offering to its prime brokerage and outsourced trading clients with consultative and focused propositions.

Discussing the position, Mr. Costello said, “I couldn’t be happier to be joining Cowen at such an exciting time. Middle market hedge fund managers need a prime services partner that is reliable and dedicated to assisting their clients and providing the necessary platform and services they require to help manage and grow their business.”

Jack Seibald, Managing Director and Global Co-Head of Prime Brokerage and Outsourced Trading, said, “We are excited to have Matt join our team. His background on both the buy and sell side, as well as his proven ability to establish strong relationships with leading hedge funds and the institutional investors that allocate capital to them, we believe will leverage our strong platform of solutions-oriented products and services to a broader audience. Based in San Francisco, Matt will work with our team to expand our activities on the West Coast.”

Mr. Costello joins Cowen with more than 14 years of experience in the field of institutional investment consulting. Previously, he worked at Deutsche Bank for six years where he was a Director in the Hedge Fund Capital Group. Prior to Deutsche Bank, Mr. Costello was a Vice President at Callan Associates. He holds a Bachelor of Science Degree in Business Administration Accounting from San Diego State University, and is also a CFA® charterholder.



Cowen Inc. (“Cowen” or the “Company”) is a diversified financial services firm that operates through two business segments: a broker dealer and an investment management division.  The Company’s broker dealer division offers investment banking services, equity and credit research, sales and trading, prime brokerage, global clearing and commission management services.  Cowen’s investment management segment offers actively managed alternative investment products.  Cowen Inc. focuses on delivering value-added capabilities to our clients in order to help them outperform.  Founded in 1918, the firm is headquartered in New York and has offices worldwide. Learn more at

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Dan Gagnier