2023 Report Approvals This Report was approved by the Board of directors of each of the TMX Group reporting entities on or about May 3, 2024. In accordance with the requirements of the Act, and in particular section 11 thereof, I attest that I have reviewed the information contained in the report for the entities listed above. Based on my knowledge, and having exercised reasonable diligence, I attest, in my professional capacity as a member of the Board of Directors of the entities listed above, that the information in the report is true, accurate and complete in all material respects for the purposes of the Act, for the reporting year listed above. I have the authority to bind TMX Group Limited and TSX Inc. John McKenzie Chief Executive Officer TMX Group Limited May 3, 2024 8
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