Ms. Catherine Kee reports

TORONTO STOCK EXCHANGE, TSX VENTURE EXCHANGE, TSX ALPHA EXCHANGE AND MONTREAL EXCHANGE CLOSED FOR VICTORIA DAY

Toronto Stock Exchange, TSX Venture Exchange, TSX Alpha Exchange and Montreal Exchange will be closed on Monday, May 18, 2026, for the Victoria Day holiday.

The exchanges will reopen for regular trading on Tuesday, May 19, 2026.

About TMX Group Ltd.

TMX Group operates global markets, and builds digital communities and analytic solutions that facilitate the financing, growth and success of businesses, traders and investors. TMX Group's key operations include Toronto Stock Exchange, TSX Venture Exchange, TSX Alpha Exchange, The Canadian Depository for Securities, Montreal Exchange, Canadian Derivatives Clearing Corp., TSX Trust, TMX Trayport, TMX Datalinx, TMX VettaFi and TMX Newsfile, which 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 (Montreal, Calgary, Vancouver and New York), as well as in key international markets, including London, Singapore and Vienna.