Investor Presentation

Business & Government Portfolio Overview • Gross Loans & Acceptances By Industry Canada & Other¹ Total U.S. BMO % of Total ($B, as at Q1 24) Total Consumer 230.7 50.4 281.0 43% Total Business and Government 156.2 215.6 371.9 57% Total Gross Loans & Acceptances 386.9 266.0 652.9 100% B&G Portfolio Industry Diversification Utilities, 3% Transportation, 4% Others¹, 4% Agriculture, 5% Financing Construction, 2% Products, 2% Oil & Gas, 1% Commercial Real Estate, 19% Well-diversified by industry and geography: 58% US and 42% Canada & Others Wholesale Trade, 6% Q1'24 $371.9B Financial, 19% Retail Trade, 8% Consistent credit quality over time: majority of portfolio investment grade (54%), with low impaired loans (<1%) Well-structured and highly secured portfolio >80% of portfolio is secured Manufacturing, 10% Service Industries, 17% • 13 bps average impaired PCL over the last 10 years • Integrated approach to risk management with differentiated Special Accounts Management Unit that proactively manages underperforming clients B&G Rating Distribution 1% 1% 0.4% 1% 1% 3% 2% 2% 3% 4% 39% 37% 41% 42% 46% 58% 60% 50% 55% 54% 2020 2021 Investment Grade 2022 ■Sub-Investment Grade 2023 Watchlist Q1 24 ■Impaired 1 Others includes Communications, Forest Products, Government, Mining, and Other BMOM Investor Presentation ⚫ February 2024 33

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