TMX Group Consolidated Trading Statistics – March 2013

April 3, 2013

April 3, 2013 (TORONTO) – TMX Group Limited today announced March 2013 trading statistics for its diversified group of exchanges – Toronto Stock Exchange, TSX Venture Exchange, Montreal Exchange (MX), Natural Gas Exchange (NGX), TMX Select and Alpha.

Trading volume on Toronto Stock Exchange in March 2013 increased 5% compared to February 2013, but was down 23% year-over-year. Volume on TSX Venture Exchange was down 2% from February 2013 and was down 28% compared to March 2012. TMX Select trading volume experienced an increase of 19% month-over-month, but was down 15% compared to the same month last year. Alpha trading volume for March 2013 decreased 7% compared to February 2013 and was down 28% compared to March 2012.

Volume on MX decreased 14% month-over-month, and was down 19% compared to March 2012. Open interest contracts at the end of March 2013 decreased 2% from the end of February 2013, and fell 11% compared to the end of March 2012.

Volume on NGX in March 2013 increased 8% from February 2013, but was down 19% from the same month a year earlier.

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TMX Group Consolidated Trading Statistics – March 2013

About TMX Group (TSX: X)

TMX Group's key subsidiaries operate cash and derivative markets and clearinghouses for multiple asset classes including equities, fixed income and energy. Toronto Stock Exchange, TSX Venture Exchange, TMX Select, Alpha Group, The Canadian Depository for Securities, Montreal Exchange, Canadian Derivatives Clearing Corporation, Natural Gas Exchange, BOX Options Exchange, Shorcan, Shorcan Energy Brokers, Equicom and other TMX Group companies provide listing markets, trading markets, clearing facilities, depository services, data products and other services to the global financial community. TMX Group is headquartered in Toronto and operates offices across Canada (Montreal, Calgary and Vancouver), in key U.S. markets (New York, Houston, Boston and Chicago) as well as in London, Beijing and Sydney. For more information about TMX Group, visit our website at http://www.tmx.com. Follow TMX Group on Twitter at https://twitter.com/tmxgroup.