TMX Group Limited (TSX: X) has announced that its Canadian exchanges will be closed on Monday, 12 October 2026 in observance of Thanksgiving. The closure affects the Toronto Stock Exchange, TSX Venture Exchange, TSX Alpha Exchange, and Montréal Exchange. Normal trading hours are set to resume on Tuesday, 13 October 2026, the company confirmed in its release.

Key Points

  • TMX Group Limited (TSX: X) operates Canada's major equities, derivatives, and alternative trading exchanges
  • All four Canadian TMX Group exchanges will be closed Monday, 12 October 2026 for the Thanksgiving statutory holiday
  • Trading resumes under normal hours Tuesday, 13 October 2026
  • Investors should plan order submissions and settlement timelines around the one-day closure

Which TMX Group Exchanges Are Affected by the Thanksgiving Closure

According to the announcement, the four exchanges observing the Thanksgiving closure are the Toronto Stock Exchange, the TSX Venture Exchange, TSX Alpha Exchange, and the Montréal Exchange. The release does not specify whether TMX Group's international operations, including TMX Australia, TMX Trayport, or other global platforms, will be similarly affected. Investors and market participants conducting cross-border transactions involving TMX-listed securities should verify operating schedules with their brokers or directly with TMX Group for any jurisdiction-specific considerations.

Trading Resumption and Market Schedule for 13 October 2026

TMX Group confirmed that all affected exchanges will reopen and resume trading according to their standard operating hours on Tuesday, 13 October 2026. The company did not disclose any changes to pre-market, post-market, or extended trading session schedules in the announcement. Market participants, including institutional traders, retail investors, and issuers with time-sensitive disclosures, are advised to account for the statutory holiday when planning activity around this date.

TMX Group's Role in Canadian and Global Capital Markets

TMX Group describes itself as an operator of global markets that develops analytics solutions and builds digital communities to support business financing, growth, and success. Its principal operations include exchange listing and trading venues, clearing facilities, depository services, technology solutions, and data products serving the global financial community. The company is headquartered in Toronto with offices across North America and in international markets including London, Singapore, Vienna, and Sydney. The immediate share price impact of this routine holiday announcement was not clear from available public information.