TMX Group Limited announces release date for Q4 2014 financial results and analyst conference call

December 15, 2014

TMX Group Limited will announce its financial results for the fourth quarter and year ended December 31, 2014 in the evening of Tuesday, February 3, 2015. An analyst conference call to review the results will be held at 8:00 a.m. ET on Wednesday, February 4, 2015.

Phone numbers for the live call are 647-427-7450 or 1-888-231-8191. An audio replay of the conference call will be available at 416-849-0833 or 1-855-859-2056, pass code 52947160.

A link to the webcast will be available in the Investor Relations section of www.tmx.com.

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.

For more information please contact:

Catherine Kee
Manager, Corporate Communications
TMX Group
416-814-8834
catherine.kee@tmx.com

Paul Malcolmson
Director, Investor Relations
TMX Group
416-947-4317
paul.malcolmson@tmx.com