PRESS RELEASE

StreamBase Connects to Pure Trading 

LEXINGTON, MA – November 9, 2009  – StreamBase Systems, a leading provider of Complex Event Processing (CEP) technology for the global capital markets, announced today that its software has been extended to connect to Pure Trading, a facility of CNSX Markets Inc. 

CNSX Markets is a privately held Canadian company, recognized as a stock exchange, that operates two markets—The Canadian National Stock Exchange (CNSX) and Pure Trading, a continuous auction market with a high capacity and low-latency trading environment.

StreamBase’s connectivity to Pure Trading reflects the exchange's goal of enabling the Canadian trading community to take advantage of cutting-edge trading technologies, while delivering cost savings and enhancing the competitiveness of the Canadian markets.

“The connectivity between Pure Trading and StreamBase will enable firms to benefit from high-speed connectivity to our low-latency order execution and routing solutions,” said Ian Bandeen, Vice-Chair and CEO of CNSX Markets. “Pure Trading provides StreamBase users with a sophisticated Canadian market venue to access liquidity and execute high-speed order routing strategies using the unparalleled performance of the StreamBase CEP platform.”

“The StreamBase CEP platform has consistently improved its capabilities and extended the range of connectivity options,” said Mark Palmer, CEO of StreamBase. “We are committed to providing our customers with access to multiple exchanges and the competitive advantage of high speed execution.  Connecting to Pure shows our focus and commitment to the Canadian market."

For more information, photographs, graphics and logos, please contact:

Justin Fry
StreamBase Systems, Inc.
Tel: +1 781-761-0839
Email: press-enquiries@streambase.com
Twitter: @streambase
Facebook: http://www.facebook.com/streambase
Media Pack: http://www.streambase.com/press-enquiries.htm (graphics, logos, photographs and facts)

Richard Carleton
CNSX Markets Inc.
Tel: +1 416-572-2000 ext. 2326
Email: Richard.carleton@cnsx.ca

About StreamBase
StreamBase Systems, Inc, a leader in high-performance Complex Event Processing (CEP), provides software for rapidly building systems that analyze and act on real-time streaming data for instantaneous decision-making.

StreamBase’s Event Processing Platform™ combines a rapid application development environment, an ultra low-latency high-throughput event server, and the broadest connectivity to real-time and historical data. Leading investment banks, hedge funds, and government agencies use StreamBase to power mission-critical applications that increase revenue, lower costs, and reduce risk. Applications in Capital Markets include FX Aggregation and Pricing, Smart Order Routing, Market Data Management and Algorithmic Trading.

StreamBase customers include CME Group, ConvergEx Group, RBC Capital Markets, PhaseCapital and BlueCrest Capital Management. The company is headquartered in Lexington, Massachusetts with offices in New York, Washington D.C. and London. For more information, visit www.streambase.com.

About CNSX and Pure Trading
Pure Trading provides an effective and cost efficient alternative for the trading of Canadian equity securities. It is the second major initiative of CNSX Markets, which launched the first and only new Canadian stock exchange in over 70 years in 2003, and which continues to steadily add to its complement of listed companies, participating dealers and trading volumes. For more information please visit the websites at www.puretrading.ca and www.cnsx.ca.