Financial Results

Canadian and U.S. deposit trends Canadian P&C and BMO Wealth Management deposits CDE$B, average balances 328 309 314 321 290 266 5% 6% 6% 3% 238 2% 21% 20% 20% 20% 24% 4% 24% 20% Commercial 25% 32% 35% 36% 37% 26% 34% P&BB/ BMO Wealth Management 48% 49% 42% 39% 37% 36% 43% F'20 F'21 F'22 Q1'23 Q2'23 Q3'23 Q4'23 Demand Deposits Term Deposits U.S. P&C and BMO Wealth Management deposits US$B, average balances 178 171 171 17% 17% 18% 118 120 117 105 33% 11% 10% 33% 14% 31% 11% Commercial 36% 43% 43% 40% 25% 26% 28% P&BB / 34% 26% 24% 24% BMO Wealth 25% 25% 24% Management 19% 21% 23% 23% F'20 F'21 F'22 Q1'23 Q2'23 Q3'23 Q4'23 Chequing & Savings Money Market & CD's BMOM 7% Continued strong balance growth through customer acquisition, a comprehensive onboarding program and new products and tools Continued customer balance shift to term deposits given the significant increase in interest rates • Deposits are well-diversified, further enhanced by Bank of the West starting Q2'23 Continued to grow new customers and deposits through competitive tools, products and channels, including national digital retail banking and treasury and payments solutions platforms Recent decline primarily reflects industry trends and expected decline in surge deposits, while remaining well above pre-pandemic levels Financial Results ⚫ December 1, 2023 36

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