National Stock Exchange Connectivity and Portware

National Stock Exchange, Inc. (NSX(R)) today announced that it has opened another line of connectivity to its marketplace through Portware, enabling Portware's diverse customer base to gain immediate and direct access to NSX's markets. Portware is a leading provider of multi-asset, automated and algorithmic trading software and solutions to the global securities marketplace.

"Through NSX's connectivity with Portware, both buy-side and sell-side customers will be able to take advantage of NSX's liquidity, low latency, and highly competitive pricing," said James Kearney, NSX Senior Vice President, Business Development and Client Relations. "NSX will continue to add these key connections for its customers as we remain committed to meeting the needs of the marketplace."

Eric Goldberg, CEO, Portware, adds: "Portware provides clients with unparalleled access to trading destinations worldwide. The NSX represents a valuable addition to the 300 plus destinations available via Portware, and I am sure that our clients will benefit greatly from this partnership."

NSX

NSX is the cost-effective provider of exchange services, committed to aligning its interests with those of its customers. Founded in 1885, NSX has been a driving force for change in the world of securities exchanges and continues to lead the way in exchange innovation. For more information on NSX, visit http://www.nsx.com/.