Sustainability Pillar: Prosperity Building Resilience TMX Group plays a central, facilitating role in Canadaʼs economic transition to a low-carbon future, while prioritizing revenue growth for shareholders. This involves enhancing issuersʼ resilience to shifting market conditions, attracting new listings by fostering capital flow opportunities, and supporting access to capital for the financing and scaling of decarbonization technologies. We are committed to ensuring that companies, especially small and medium enterprises (SMEs) who represent the majority of our public companies, can access the capital necessary to fuel innovation and future economic growth. Supporting the Sustainable Growth of Companies Operating an exchange such as TSX Venture Exchange (TSXV), designed specifically for SMEs, is recognized by the United Nations Sustainable Stock Exchanges (SSE) Initiative as an activity in advancement of sustainability in the markets in which we operate (see also Appendix A). TSXV also offers specialized structures, policies and programs to support and promote venture and growth stage companies active in all sectors, including those that support the lowcarbon transition (mining, cleantech, renewable energy), to access public markets earlier in their life cycle. • TSX lists approximately 2,090 issuers and funds while TSXV features more than 1,530 growth stage companies • Over 780 companies have graduated from TSXV to TSX since inception and graduates currently comprise 22% of S&P/TSX Composite Index* issuers • More than $33.3 billion of equity capital was raised on TSX and TSXV in 2025 Promoting Transparent and Efficient Capital Markets TSX and TSXV implement rules, policies and other similar instruments around governance and disclosure for our issuers. Our quality standards for our issuers are layered on top of requirements under securities law and corporate law to ensure our exchanges operate in a manner consistent with the public interest, which includes protecting our clients and capital markets stakeholders from unfair or improper practices and fostering fair and efficient capital markets. REPORT CONTENTS ABOUT THIS REPORT SUSTAINABILITY STRATEGY SUSTAINABILITY GOVERNANCE PROSPERITY PLANET PEOPLE APPENDICES 10 | TMX GROUP 2025 ANNUAL SUSTAINABILITY REPORT Useful Links: • TSX Venture Exchange • Capital Pool Company® program • TSX Venture 50® recognition program • Canadian Climate Investor Conference
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