TORONTO, Nov. 9, 2012 /PRNewswire/ - The Board of Directors of TMX Group Limited (previously Maple Group Acquisition Corporation) declared a dividend of $0.40 on each common share outstanding, payable on December 7, 2012 to shareholders of record at the close of business on November 23, 2012. TMX Group hereby advises that $0.11 of this dividend is designated as an "eligible dividend" and $0.29 is designated as an "ineligible dividend" for Canadian income tax purposes. For the results of the quarter ended September 30, 2012 for TMX Group, please click on the following link: http://www.tmx.com/en/investor_relations/index.html. About TMX Group (TSX-X) TMX Group's key subsidiaries operate cash and derivative markets 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, Boston Options Exchange, Shorcan, Shorcan Energy Brokers, Equicom and other TMX Group companies provide listing markets, trading markets, clearing facilities, 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 www.tmx.com. Follow TMX Group on Twitter at http://twitter.com/tmxgroup. SOURCE TSX Group Inc.