TMX Group Announces Executive Management Change

July 13, 2015 (TORONTO) – TMX Group Limited today announced that Kevan Cowan, President TSX Markets and Group Head of Equities, has left the organization to pursue other opportunities.

"Kevan's accomplishments at TMX Group are both numerous and significant, and I would like to thank him for his contributions," said Lou Eccleston, Chief Executive Officer, TMX Group. "The Board of Directors and the entire TMX team join me in wishing Kevan all of the very best in the future."

The company intends to announce Mr. Cowan's successor in the coming days. During the interim period, the equities business will report to Mr. Eccleston.

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, The Canadian Depository for Securities, Montréal Exchange, Canadian Derivatives Clearing Corporation, NGX, 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:

Carolyn Quick
Vice President, Corporate Communications & Public Affairs
TMX Group
416‐947‐4597
carolyn.quick@tmx.com

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