TMX Group Limited is a Canadian financial services company headquartered in Toronto, Ontario. It operates several key exchanges, including the Toronto Stock Exchange (TSX) and the TSX Venture Exchange (TSXV), which serve the senior equity and public venture equity markets, respectively[1][3]. TMX Group also manages other exchanges like the Montreal Exchange and TSX Alpha Exchange, along with providing services in listings, trading, clearing, settling, and depository facilities[1][3]. ### Key Subsidiaries and Services: - Toronto Stock Exchange (TSX): Focuses on senior equity markets. - TSX Venture Exchange (TSXV): Serves the public venture equity market. - Montreal Exchange: Known for derivatives trading. - Canadian Derivatives Clearing Corporation (CDCC): Provides clearing services for derivatives. - CDS (Canadian Depository for Securities): Offers depository, clearing, and settlement services. - TMX Datalinx: Provides data products and services. - Trayport Limited: Develops electronic trading platforms for energy markets[1][3]. ### Recent Developments: - In 2022, TMX Group acquired Wall Street Horizon, a provider of global market-moving action and corporate event data[1]. - In December 2023, TMX Group acquired a 78% stake in VettaFi Holdings, a U.S. data analytics company, for $848 million[1]. ### Financial Performance: - TMX Group's revenue increased by 7% in 2023 compared to 2022[2]. - The company has a diverse revenue stream from equities, derivatives, and global solutions[5]. ### Leadership: - John McKenzie serves as the CEO of TMX Group, having taken the role in January 2020[5]. ### Geographical Presence: - TMX Group operates offices across Canada, the U.S., and internationally in locations such as London, Beijing, Singapore, and Sydney[1].