News Release

TMX Group Inc. Statement Regarding London Stock Exchange Group plc

February 8, 2011

February 8, 2011 (TORONTO) - TMX Group confirmed today that it is in advanced discussions with London Stock Exchange Group regarding a possible merger of equals to create an international exchange leader.

Current discussions contemplate an exchange ratio close to the current market capitalization of London Stock Exchange Group plc and TMX Group Inc. It is currently contemplated that the executive management and senior leadership of the Merged Group will be drawn from a balance of leaders from both organisations. The merged Group would be co-headquartered in London and Toronto and continue to be overseen by its existing regulatory authorities.

TMX Group is not in a position to comment further at this time.

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, Montreal Exchange, Natural Gas Exchange, Boston Options Exchange (BOX), Shorcan, Equicom and other TMX Group companies provide trading markets, clearing facilities, data products and other services to the global financial community. TMX Group is headquartered in Toronto with offices in Montreal, Calgary and Vancouver. For more information about TMX Group, visit our website at www.tmx.com.

For more information please contact:

Carolyn Quick
Director, Corporate Communications
416-947-4597
carolyn.quick@tmx.com