Cowen

Cowen Group, Inc. (COWN) Chairman and Chief Executive Officer To Ring The NASDAQ Stock Market Opening Bell

What: Peter Cohen, Chairman and Chief Executive Officer of Cowen Group, Inc. (COWN) will preside over the NASDAQ opening bell.

Where: NASDAQ MarketSite - 4 Times Square - 43rd & Broadway - Broadcast Studio

When: Monday, November 9, 2009 at 9:15 - 9:30 a.m. ET

Contacts:
Cowen:
Jean Calleja
646-562-1888
Jean.Calleja@cowen.com
or Daniel Gagnier
212-687-8080
dgagnier@sardverb.com

NASDAQ MarketSite:
Jolene Libretto
(646) 441-5220
Jolene.Libretto@nasdaqomx.com

Feed Information:

The Opening Bell is available from 9:20 a.m. to 9:35 a.m. on Galaxy 19 C/15, downlink frequency 4000 vertical. The feed can also be found on Ascent fiber 1623. If you have any questions, please contact Jolene Libretto at (646) 441-5220.

Radio Feed:

An audio transmission of the Opening Bell is also available from 9:20 a.m. to 9:35 a.m. on uplink IA6 C band / transponder 24, downlink frequency 4180 horizontal. The feed can be found on Ascent fiber 1623 as well.

Facebook and Twitter:

For multimedia features such as exclusive content, photo postings, status updates and video of bell ceremonies please visit our Facebook page at:

http://www.facebook.com/pages/NASDAQ-OMX/108167527653

For news tweets, please visit our Twitter page at:

http://twitter.com/nasdaqomx

Webcast:

A live webcast of the NASDAQ Opening Bell will be available at: http://www.nasdaq.com/reference/marketsite_about.stm.

Photos:

To obtain a hi-resolution photograph of the Market Open, please go to http://www.nasdaq.com/reference/marketsite_events.stm and click on the market open of your choice.

About Cowen Group, Inc. (COWN):

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.

About NASDAQ OMX:

The NASDAQ OMX Group, Inc. is the world's largest exchange company. It delivers trading, exchange technology and public company services across six continents, with over 3,700 listed companies. NASDAQ OMX offers multiple capital raising solutions to companies around the globe, including its U.S. listings market, NASDAQ OMX Nordic, NASDAQ OMX Baltic, NASDAQ OMX First North, and the U.S. 144A sector. The company offers trading across multiple asset classes including equities, derivatives, debt, commodities, structured products and exchange-traded funds. NASDAQ OMX technology supports the operations of over 70 exchanges, clearing organizations and central securities depositories in more than 50 countries. NASDAQ OMX Nordic and NASDAQ OMX Baltic are not legal entities but describe the common offering from NASDAQ OMX exchanges in Helsinki, Copenhagen, Stockholm, Iceland, Tallinn, Riga, and Vilnius. For more information about NASDAQ OMX, visit http://www.nasdaqomx.com. *Please follow NASDAQ OMX on Facebook (http://www.facebook.com/pages/NASDAQ-OMX/108167527653) and Twitter (http://www.twitter.com/nasdaqomx).

This news release was distributed by GlobeNewswire, www.globenewswire.com

SOURCE: The NASDAQ OMX Group, Inc.

NDAQA