TMX Group Limited Increases Dividend to $0.58 per Common Share

May 9, 2018 (TORONTO) – The Board of Directors of TMX Group Limited today declared a dividend of $0.58 on each common share outstanding, an increase in $0.08 or 16%, from the previous $0.50 per common share. This dividend is payable on June 8, 2018 to shareholders of record at the close of business on May 25, 2018.

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

TMX Group Limited Increases Dividend to $0.58 per Common Share

About TMX Group (TSX:X)

TMX Group's key subsidiaries operate cash and derivative markets and clearinghouses for multiple asset classes including equities and fixed income. Toronto Stock Exchange, TSX Venture Exchange, TSX Alpha Exchange, The Canadian Depository for Securities, Montréal Exchange, Canadian Derivatives Clearing Corporation, Trayport and other TMX Group companies provide listing markets, trading markets, clearing facilities, depository services, technology solutions, data products and other services to the global financial community. TMX Group is headquartered in Toronto and operates offices across North America (Montréal, Calgary, Vancouver and New York), as well as in key international markets including London, Beijing and Singapore. For more information about TMX Group, visit our website at www.tmx.com. Follow TMX Group on Twitter: @TMXGroup.