Ms. Catherine Kee reports

TMX GROUP CONSOLIDATED TRADING STATISTICS - SEPTEMBER 2025

TMX Group Ltd. today released September, 2025, trading statistics for its marketplaces -- the Toronto Stock Exchange, the TSX Venture Exchange, the TSX Alpha Exchange, including Alpha-X and Alpha DRK, and the Montreal Exchange.

The information contained in this news release is provided for informational purposes only and is not intended to provide investment, trading, financial or other advice. All figures are as of Sept. 30, 2025. Because certain trades do not settle on the trade date, figures may be subject to change until all September trades are finalized. Comparative data have been updated to reflect known trade corrections.

The S&P/TSX indices are products of S&P Dow Jones Indices LLC (SPDJI) and TSX Inc. Standard & Poor's and S&P are registered trademarks of Standard & Poor's Financial Services LLC; Dow Jones is a registered trademark of Dow Jones Trademark Holdings LLC; and TSX is a registered trademark of TSX. SPDJI, Dow Jones, S&P and TSX do not sponsor, endorse, sell or promote any products based on the indices, and none of such parties make any representation regarding the advisability of investing in such product (or products), nor do they have any liability for any errors, omissions or interruptions of the indices or any data related thereto.

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 the Toronto Stock Exchange, the TSX Venture Exchange, the TSX Alpha Exchange, The Canadian Depository for Securities, the 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.