Third Quarter 2023 Financial Results Overview

Canadian Banking: Commercial Banking & Wealth Management Leading client franchise which continues to grow as a result of our relationship-focused strategy • • Net interest income stable YoY supported by higher volumes, offset by unfavourable margins • Reported & Adjusted¹ ($MM) Revenue Net Interest Income Q3/23 YOY QoQ 1,350 1% 1% 443 0% (2%) Non-Interest Income 907 1% 3% 674 1% 0% 676 1% 2% Provision for Credit Losses 40 $30 ($6) 467 (4%) 3% Commercial Banking - Loans (Average, $B)³,6 Commercial Banking - Deposits (Average, $B)6 Net Interest Margin (bps) 92 6% 0% 91 8% 1% 335 (5) (14) Assets Under Administration 4,5 (AUA, $B) Assets Under Management 4,5 (AUM, $B) 350 5% 1% 225 5% 1% • Volume growth slowing on both sides of the balance sheet as we remain cautious Non-interest income up 1% YoY and 3% QoQ • Higher fee-based revenues driven by market appreciation throughout the quarter, partly offset by lower commissions from decreased client activity AUA and AUM continue to increase against the backdrop of recovering markets Expenses up 1% YoY driven by moderating strategic investment, offset partly by lower employee-related and performance-based compensation Provision for Credit Losses: Expenses PPPT2 Net Income • Total PCL ratio of 18 bps • PCL ratio on impaired of 17 bps Q3/23 | Key Highlights 6% / 8% Loan & Deposit Growth 3,6 Continued growth momentum 4.2% Annualized Net Flows7/AUA from Private Wealth Management $2.6B Annualized Referral Volume³ Continued stability in volumes Endnotes are included on slides 46 to 51. CIBC◇ Third Quarter, 2023 15

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