TMX Group Limited is a Canadian financial services company that operates equities, fixed income, derivatives, and energy markets exchanges. The company provides services encompassing listings, trading, clearing, settling and depository facilities, information services as well as technology services for the international financial community.

The Toronto Stock Exchange is a stock exchange located in Toronto, Ontario, Canada. It is the 10th largest exchange in the world and the third largest in North America based on market capitalization. Based in the EY Tower in Toronto's Financial District, the TSX is a wholly owned subsidiary of the TMX Group for the trading of senior equities.