2024 Annual Sustainability Report

Report Contents 3 Message from our CEO 4 About TMX Group 5 About this Report Sustainability Reporting at TMX 5 Additional Resources 5 6 Sustainability Strategy Sustainability Pillars 6 Stakeholder Engagement 7 Sustainability Risk Management 8 9 Sustainability Governance REPORT CONTENTS ABOUT THIS REPORT SUSTAINABILITY STRATEGY SUSTAINABILITY GOVERNANCE PROSPERITY PLANET PEOPLE APPENDICES 10 Sustainability Pillar: Prosperity Building Resilience 10 Channeling Transition Capital 11 Evolving Products and Services 12 13 Sustainability Pillar: Planet Leading by Example 13 Protecting Healthy Ecosystems 18 Shaping Public Policy 19 21 Sustainability Pillar: People Workforce Representation 22 Inclusive Practices 23 Client, Market & Community Impact 25 26 Appendix A: SSE Initiative Aligned Activities 27 Appendix B: Climate-Related Risk & Opportunity Data 29 Appendix C: Our Emissions Data 31 Appendix D: Social Data 35 Appendix E: Governance Data 41 Appendix F: SASB Data Table 45 Endnotes

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