Financial Results

Average Gross Loans and Acceptances ($B) 657.0 655.0 566.0 290.5 287.1 245.0 Balance Sheet Diversified loan and deposit portfolio • Average gross loans and acceptances up 16% Y/Y due to: 15% growth in Business & Government loans driven by Bank of the West and good growth in Canadian P&C, BMO Capital Markets and BMO Wealth Management 17% growth in Consumer loans driven by Bank of the West and mortgage growth in Canadian P&C Average gross loans and acceptances relatively flat Q/Q, or up 2% excluding the impact of the weaker U.S. dollar, the impact of Indirect Retail Auto wind-down and sale of a portfolio of RV loans As-at gross loans and acceptances down 2% Q/Q or up 2% excluding the impact of the weaker U.S. dollar, the Indirect Retail Auto wind-down and sale of a portfolio of RV loans Average customer deposits¹ up 19% Y/Y, due to Bank of the West and higher balances in Canadian P&C and BMO Capital Markets Q1'23 366.5 367.9 321.0 Q4'23 Q1'24 Business & Government Consumer Average Customer Deposits¹ ($B) 645.0 655.5 • Average customer deposits up 2% Q/Q driven by higher balances in BMO Capital Markets and Canadian P&C, partially offset by lower balances in BMO Wealth Management 550.3 84.1 91.4 61.3 60.1 83.9 56.5 199.3 197.3 164.6 • As-at customer deposits flat Q/Q or up 2% excluding the impact of the weaker U.S. dollar 300.3 306.7 245.3 P&BB Q1'23 Q4'23 Q1'24 Commercial BMO Wealth Management BMO Capital Markets 1 Customer deposits are operating and savings deposits, including term investment certificates and retail structured deposits, primarily sourced through our retail, commercial, wealth and corporate banking businesses BMOM . Financial Results ⚫ February 27, 2024 10

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