Investor Presentation February 2024

BMO Wealth Management Strength and Value Drivers . . • . Planning and advice-based approach that integrates investment, insurance, specialized wealth management and core banking solutions, offered by a team of highly skilled professionals Diversified products and services, from digital investing to integrated full- service investment management, banking and wealth advisory services for retail, business and institutional clients Global asset manager with a commitment to responsible investing delivering innovative investment solutions to institutional and individual clients across a range of channels Robust risk management framework supporting alignment with regulatory expectations 2024 Strategic Priorities . • Scale our leadership position in private wealth advisory services across North America, and accelerate growth through One Client experiences with improved connectivity and integrated offerings, to plan, grow, protect and transition our clients' wealth with confidence Extend our advantage as a solutions provider, expanding asset management and insurance offerings in key growth areas, including environmental, social and governance (ESG) and climate-focused offerings Deliver a top-tier digital wealth management offering, building on our differentiated digital advisory capabilities to provide an enhanced client experience, including streamlined processes that deliver efficiencies and value • Foster a winning culture, focused on alignment, empowerment and recognition, with a commitment to a diverse and inclusive workplace Q1'24 Financial Highlights Reported Adjusted¹ Net Income $240MM $241MM Net Income Y/Y Growth 51.6% 51.5% Revenue Y/Y Growth 17.7% 17.7% PPPT² Y/Y Growth 63.4% 63.2% 20.3% 20.4% 75.0% 74.9% 10.0% 10.0% $42B / $60B $332B / $360B ROE Efficiency Ratio Operating Leverage Average Gross Loans/Deposits AUA/AUM Reported Net Income ($MM) 396 351 187 149 240 240 159 29 53 202 211 209 202 187 (43) Q1'23 Q2'23 Q3'23 Q4'23 Q1'24 Wealth and Asset Management Insurance Prior period amounts have been reclassified to conform with the current period presentation, including the retrospective application of IFRS 17. For further information on the adoption of IFRS 17, refer to the Changes in Accounting Policies section in the First Quarter 2024 MD&A 1 Adjusted results and measures are non-GAAP, see slide 56 for more information and slide 58 for adjustments to reported results 2 Reported and adjusted Pre-Provision Pre-Tax earnings (PPPT) are non-GAAP measures. See slide 56 for more information and slide 59 for calculation of PPPT See slide 60 for more information on the reported and adjusted results of our operating groups BMOM Investor Presentation ⚫ February 2024 24

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