Mr. John McKenzie reports

TMX GROUP LIMITED ANNOUNCES RELEASE DATE FOR Q4 2023 FINANCIAL RESULTS AND ANALYST CONFERENCE CALL

TMX Group Ltd. will release its financial results for the fourth quarter ended Dec. 31, 2023, in the evening of Monday, Feb. 5, 2024. An analyst conference call to review the results will be held on Tuesday, Feb. 6, 2024, at 8 a.m. ET.

What:  TMX Group Q4 2023 financial results analyst conference call

Who:   John McKenzie, chief executive officer, TMX Group, David Arnold, chief financial officer, TMX Group, Amin Mousavian, vice-president, investor relations and treasury, TMX Group

When:  Tuesday, Feb. 6, 2024, 8 a.m. ET

How:  To join the conference call without operator assistance, you may register and enter your phone number on-line to receive an instant automated call back.

You can also dial direct to be entered to the call by an operator.

Phone numbers for the live call are 416-764-8659 or 1-888-664-6392. An audio replay of the conference call will be available at 416-764-8677 or 1-888-390-0541, pass code 981084, followed by the number sign.

The audio webcast of the conference call will also be available and archived in TMX's shareholder events section.

About TMX Group Ltd.

TMX Group operates global markets, and builds digital communities and analytic solutions that facilitate the funding, growth and success of businesses, traders and investors.