Q2 2023 Financial Results

Notes on slides 24-34 Slide 24 - High-quality, client-driven balance sheet 1. 2. 3. 4. Securitized agency MBS are on balance sheet as per IFRS. Derivatives related assets, are largely offset by derivatives related liabilities. Under IFRS derivative amounts with master netting agreements cannot be offset and the gross derivative assets and liabilities are reported on balance sheet. Includes obligations related to securities sold short, cash collateral on securities lent and obligations related to securities under repurchase agreements. Capital includes subordinated liabilities Slide 26 Wholesale funding geography 1. 2. 3. Source: CIBC Q2-2023 Report to Shareholders. "Unsecured" includes Obligation related to securities sold short, Cash collateral on securities lent and Obligations related to securities under repurchase agreements Percentages may not add up to 100% due to rounding Slide 27 CIBC funding composition Percentages may not add up to 100% due to rounding. Source: CIBC Q2-2023 Report to Shareholders. 1. 2. Capital excludes subordinated liabilities 3. 4. Unsecured funding is comprised of wholesale bank deposits, certificates of deposit and commercial paper, bearer deposit notes and bankers' acceptances, senior unsecured EMTN and senior unsecured structured notes Currency composition, in Canadian dollar equivalent, of funding sourced by CIBC in the wholesale market Slide 29 - Mortgage Market Performance and Urbanization Rates 1. 2. 3. Source: UK Finance, CBA, MBA. *Mortgage arrears of 3+ months in Canada and UK or in foreclosure process in the US Source: Canadian Banker's Association Source: 2014 Census for France, 2021 Census for Canada, 2011 Census for UK, Germany; 2020 Census for US Slide 30 Canadian House Prices Source: CREA, April 2023 1. 2. 1 USD = 1.3578 CAD 3. 4. 5. Source: Teranet - National Bank House Price Index Source: OECD, 2022 or latest available. Household debt ratios across countries can be significantly affected by different institutional arrangements, among which tax regulations regarding tax deductibility of interest payments. Source: Bloomberg, Teranet - National Bank House Price Index Slide 31 - CIBC's Mortgage Portfolio 1. LTV ratios for residential mortgages are calculated based on weighted average. The house price estimates for April 30, 2023 and October 31, 2022 are based on the Forward Sortation Area level indices from the Teranet - National Bank National Composite House Price Index (Teranet) as of March 31, 2023 and September 30, 2022, respectively. Teranet is an independent estimate of the rate of change in Canadian home prices Slide 34 Canadian Bail-In Regime Update 1. 2. As referenced in the Bank Recapitalization (Bail-in) Regulations: http://laws-lois.justice.gc.ca/eng/regulations/SOR-2018-57/FullText.html Increased to 24.50% on February 1, 2023 upon increase of Domestic Stability Buffer to 3.00% (versus the maximum of 4.00%) from 2.50% CIBC◇ 40 40

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