TSX Group Inc. Declares Dividend Of $0.38 Per Common Share

The Board of Directors of TSX Group Inc. [TSX:X] today declared a dividend of $0.38 on each common share outstanding, payable on May 30, 2008 to shareholders of record at the close of business on May 15, 2008.

TSX Group hereby advises that this dividend is an "eligible dividend" in accordance with the Canada Revenue Agency release dated December 20, 2006. For more information regarding the designation of dividends, please refer to their release. Shareholders with questions regarding the tax treatment of dividends should consult with their own tax advisors or contact their local office of the Canada Revenue Agency and where applicable, the provincial taxation authorities.

For the results of the quarter ended March 31, 2008 for TSX Group Inc., click on the following link: http://www.tsx.com/en/investor_relations/index.html.

About TSX Group Inc.
TSX Group operates Canada's two national stock exchanges, Toronto Stock Exchange serving the senior equity market and TSX Venture Exchange serving the public venture equity market, Natural Gas Exchange (NGX), a leading North American exchange for the trading and clearing of natural gas and electricity contracts and Shorcan Brokers Limited, the country's first fixed income interdealer broker. TSX Group also owns The Equicom Group Inc., a leading provider of investor relations and related corporate communication services in Canada. TSX Group is headquartered in Toronto and maintains offices in Montreal, Calgary and Vancouver.