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TMX Group Inc. Declares Dividend Of $0.40 Per Common Share

Date 13/05/2011

The Board of Directors of TMX Group Inc. declared a dividend of $0.40 on each common share outstanding, payable on June 10, 2011 to shareholders of record at the close of business on May 27, 2011.

TMX Group hereby advises that this dividend is designated as an "eligible dividend" for Canadian income tax purposes.

For the results of the quarter ended March 31, 2011 for TMX Group, please click on the following link: http://www.tmx.com/en/investor_relations/index.html.