Fourth Quarter, 2023 Financial Overview

Financial Results Overview Results demonstrate revenue growth and operating agility in a challenging market • Revenue Broad-based revenue growth of 8% YoY (9% YoY adjusted¹) • • Net interest income up 8% excluding trading 1, Non-interest income up 7% excluding trading 1,2 • Trading revenue up 26%³ Expenses • • Expenses were down 1% on a reported basis, or up 3% YoY on an adjusted basis¹ over the prior year • Reported expenses include the amortization and impairment of acquisition-related intangible assets Adjusted¹ expenses include $114MM of severance, offset by a pension plan amendment gain of $73MM Provision for Credit Losses (PCL) Increased YoY due to higher impairments, including in the US Office portfolio, partly offset by lower performing provisions • Total PCL ratio of 40 bps PCL ratio on impaired of 35 bps Diluted EPS Efficiency Ratio4 ROE CET1 Ratio Endnotes are included on slides 58 to 66. CIBC◇ Reported ($MM) Q4/23 YOY QoQ Revenue 5,844 8% (0)% Non-Trading Net Interest Income 3,368 8% 1% Non-Trading Non-Interest Income 2,053 7% (1)% Trading Revenue³ 423 26% (5)% Expenses 3,440 (1)% 4% Provision for Credit Losses 541 24% (26)% Net Income 1,483 25% 4% $1.53 21% 4% 58.9% (570) bps 240 bps 11.8% 170 bps 20 bps 12.4% 65 bps 18 bps Adjusted ($MM) Q4/23 YOY QoQ Revenue¹ 5,844 9% (1)% Non-Trading Net Interest Income 1,2 3,368 8% 1% Non-Trading Non-Interest Income 1,2 2,053 7% (2)% Trading Revenue³ 423 26% (5)% Expenses¹ 3,395 3% 3% PPPT 1,5 2,449 18% (6)% Provision for Credit Losses 541 24% (26)% Net Income¹ 1,520 16% 3% Diluted EPS1 $1.57 13% 3% Efficiency Ratio (TEB) 1,6 57.5% (340) bps 230 bps ROE1 12.1% 90 bps 20 bps Fourth Quarter, 2023 11

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