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Common and preferred shares and other equity instruments (Tables) | 12 Months Ended
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Oct. 31, 2025
Text Block [Abstract] |
Summary of Outstanding Shares and Dividends Paid | The following table presents the number of common and preferred shares outstanding and dividends paid, and other equity instruments and distributions paid thereon: Common and preferred shares outstanding and other equity instruments
$ millions, except number of shares and per share amounts, as at or for the year ended October 31 |  |  | 2025 |  |  |  |  |  |  |  |  |  |  |  | 2024 |
|  | Shares outstanding |  |  | Dividends and distributions paid |  |  | Shares outstanding |  |  | Dividends and distributions paid |
|  | Number of shares |  |  | Amount |  |  | Amount |  |  | $ per share |  |  | Number of shares |  |  | Amount |  |  | Amount |  |  | $ per share |
Common shares |  |  | 926,610,598 |  |  | $ | 16,842 |  |  | $ | 3,629 |  |  | $ | 3.88 |  |  |  | 942,285,419 |  |  | $ | 17,009 |  |  | $ | 3,382 |  |  | $ | 3.60 |
Class A Preferred Shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Series 39 (1) |  |  | – |  |  |  | – |  |  |  | – |  |  |  | – |  |  |  | – |  |  |  | – |  |  |  | 11 |  |  |  | 0.70 |
Series 41 (2) |  |  | – |  |  |  | – |  |  |  | 3 |  |  |  | 0.24 |  |  |  | 12,000,000 |  |  |  | 300 |  |  |  | 12 |  |  |  | 0.98 |
Series 43 (3) |  |  | – |  |  |  | – |  |  |  | 7 |  |  |  | 0.59 |  |  |  | 12,000,000 |  |  |  | 300 |  |  |  | 9 |  |  |  | 0.79 |
Series 47 |  |  | 18,000,000 |  |  |  | 450 |  |  |  | 26 |  |  |  | 1.47 |  |  |  | 18,000,000 |  |  |  | 450 |  |  |  | 27 |  |  |  | 1.47 |
Series 49 (4) |  |  | – |  |  |  | – |  |  |  | – |  |  |  | – |  |  |  | – |  |  |  | – |  |  |  | 8 |  |  |  | 0.65 |
Series 51 (5) |  |  | – |  |  |  | – |  |  |  | – |  |  |  | – |  |  |  | – |  |  |  | – |  |  |  | 10 |  |  |  | 0.97 |
Series 56 |  |  | 600,000 |  |  |  | 600 |  |  |  | 44 |  |  |  | 73.65 |  |  |  | 600,000 |  |  |  | 600 |  |  |  | 44 |  |  |  | 73.65 |
Series 57 |  |  | 500,000 |  |  |  | 500 |  |  |  | 37 |  |  |  | 73.37 |  |  |  | 500,000 |  |  |  | 500 |  |  |  | 22 |  |  |  | 42.92 |
Series 61 |  |  | 150,000 |  |  |  | 150 |  |  |  | 6 |  |  |  | 37.95 |  |  |  | – |  |  |  | – |  |  |  | – |  |  |  | – |
Total |  |  |  |  |  | $ | 1,700 |  |  | $ | 123 |  |  |  |  |  |  |  |  |  |  | $ | 2,150 |  |  | $ | 143 |  |  |  |  |
Treasury shares – common shares (6) |  |  | 3,438 |  |  | $ | 3 |  |  |  |  |  |  |  |  |  |  |  | 9,179 |  |  | $ | 2 |  |  |  |  |  |  |  |  |
Treasury shares – preferred shares (6) |  |  | (1,223 | ) |  |  | (1 | ) |  |  |  |  |  |  |  |  |  |  | (3,778 | ) |  |  | (4 | ) |  |  |  |  |  |  |  |
Other Equity Instruments (7) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Limited Recourse Capital Notes Series 1 (8) |  |  |  |  |  | $ | – |  |  | $ | 30 |  |  |  | 4.375 % |  |  |  |  |  |  | $ | 750 |  |  | $ | 33 |  |  |  | 4.375 % |
Limited Recourse Capital Notes Series 2 |  |  |  |  |  |  | 750 |  |  |  | 30 |  |  |  | 4.000 % |  |  |  |  |  |  |  | 750 |  |  |  | 30 |  |  |  | 4.000 % |
Limited Recourse Capital Notes Series 3 |  |  |  |  |  |  | 800 |  |  |  | 57 |  |  |  | 7.150 % |  |  |  |  |  |  |  | 800 |  |  |  | 57 |  |  |  | 7.150 % |
Limited Recourse Capital Notes Series 4 |  |  |  |  |  |  | 500 |  |  |  | 38 |  |  |  | 6.987 % |  |  |  |  |  |  |  | 500 |  |  |  | – |  |  |  | 6.987 % |
Limited Recourse Capital Notes Series 5 (9) |  |  |  |  |  |  | 693 |  |  |  | 48 |  |  |  | 6.950 % |  |  |  |  |  |  |  | – |  |  |  | – |  |  |  | – |
Limited Recourse Capital Notes Series 6 |  |  |  |  |  |  | 450 |  |  |  | 17 |  |  |  | 6.369 % |  |  |  |  |  |  |  | – |  |  |  | – |  |  |  | – |
Limited Recourse Capital Notes Series 7 (9) |  |  |  |  |  |  | 1,027 |  |  |  | 21 |  |  |  | 7.000 % |  |  |  |  |  |  |  | – |  |  |  | – |  |  |  | – |
Limited Recourse Capital Notes Series 8 |  |  |  |  |  |  | 450 |  |  |  | – |  |  |  | 5.898 % |  |  |  |  |  |  |  | – |  |  |  | – |  |  |  | – |
Total |  |  |  |  |  | $ | 4,670 |  |  | $ | 241 |  |  |  |  |  |  |  |  |  |  | $ | 2,800 |  |  | $ | 120 |  |  |  | – |
(1) | Series 39 preferred shares were redeemed at par value for a total price of $400 million on July 31, 2024.
(2) | Series 41 preferred shares were redeemed at par value for a total price of $300 million on January 31, 2025.
(3) | Series 43 preferred shares were redeemed at par value for a total price of $300 million on July 31, 2025.
(4) | Series 49 preferred shares were redeemed at par value for a total price of $325 million on April 30, 2024.
(5) | Series 51 preferred shares were redeemed at par value for a total price of $250 million on July 31, 2024.
(6) | A long position in our own shares is shown as a negative number, which reduces the number of shares outstanding. A short position is shown as a positive number, which adds to the number of shares outstanding. See Note 1 to the consolidated financial statements for the accounting policy on treasury shares.
(7) | See the “Limited Recourse Capital Notes (LRCNs)” section below for details.
(8) | Limited Recourse Capital Notes Series 1 were redeemed at their principal amount of $750 million on September 29, 2025.
(9) | For Limited Recourse Capital Notes – Series 5 and Series 7, the amount represents the Canadian dollar equivalent of the U.S. dollar notional amount.
Schedule of Common Shares Issued | CIBC’s authorized capital consists of an unlimited number of common shares, without nominal or par value. Common shares issued
$ millions, except number of shares, as at or for the year ended October 31 |  |  | 2025 |  |  |  |  |  | 2024 |
|  | Number of shares |  |  | Amount |  |  | Number of shares |  |  | Amount |
Balance at beginning of year |  |  | 942,294,598 |  |  | $ | 17,011 |  |  |  | 931,098,941 |  |  | $ | 16,082 |
Issuance pursuant to: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity-settled share-based compensation plans |  |  | 2,824,550 |  |  |  | 168 |  |  |  | 2,593,751 |  |  |  | 148 |
Shareholder investment plan (1) |  |  | 629 |  |  |  | – |  |  |  | 10,986,157 |  |  |  | 698 |
Employee share purchase plan (2) |  |  | – |  |  |  | – |  |  |  | 2,626,726 |  |  |  | 173 |
|  |  | 945,119,777 |  |  | $ | 17,179 |  |  |  | 947,305,575 |  |  | $ | 17,101 |
Purchase of common shares for cancellation |  |  | (18,500,000 | ) |  |  | (335 | ) |  |  | (5,000,000 | ) |  |  | (90 | )
Treasury shares |  |  | (5,741 | ) |  |  | 1 |  |  |  | (10,977 | ) |  |  | – |
Balance at end of year |  |  | 926,614,036 |  |  | $ | 16,845 |  |  |  | 942,294,598 |  |  | $ | 17,011 |
(1) | Commencing with dividends paid on January 28, 2025 and for future dividends declared until further notice, common shares received by participants under the shareholder investment plan were purchased from the open market, a change from issuance from Treasury. For the share purchase option, this change became effective February 1, 2025. Commencing with the dividends paid on July 29, 2024, common shares received by participants were issued from Treasury without a discount.
(2) | Commencing October 11, 2024, employee contributions to our Canadian ESPP were invested to acquire common shares in the open market. Previously, these shares were issued from Treasury.
Schedule of Common Shares Purchased and Cancelled under Current and Previously Expired NCIB | The following table shows common shares purchased and cancelled under current and previously expired NCIBs.
$ millions, except number of shares, as at or for the year ended October 31 |  |  | 2025 |  |  |  |  |  | 2024 |  |  |  |  |  | Total |
TSX approval date |  | Number of shares |  |  | Amount |  |  | Number of shares |  |  | Amount |  |  | Number of shares |  |  | Amount |
September 5, 2024 (1) |  |  | 15,000,000 |  |  | $ | 1,338 |  |  |  | 5,000,000 |  |  | $ | 419 |  |  |  | 20,000,000 |  |  | $ | 1,757 |
September 5, 2025 (2) |  |  | 3,500,000 |  |  |  | 393 |  |  |  | – |  |  |  | – |  |  |  | 3,500,000 |  |  |  | 393 |
Total |  |  | 18,500,000 |  |  | $ | 1,731 |  |  |  | 5,000,000 |  |  | $ | 419 |  |  |  | 23,500,000 |  |  | $ | 2,150 |
(1) | Common shares were repurchased at an average price of $87.80 under this NCIB.
(2) | Common shares were repurchased at an average price of $112.54 under this NCIB.
Schedule of Terms of Class A Preferred Shares |
$ millions, except per share amounts, outstanding as at October 31, 2025
|  | Par value |  |  | Cash redemption price per share |  |  | Current dividend rate |  |  | Issue date |  | Dividend payment frequency |  | Dividends per share (1) |  |  | Next dividend reset date (2) |  | Dividend after reset |  | Earliest specified redemption date (3)(4)
Series 47 (5)(6) |  | $ | 450 |  |  | $ | 25.00 |  |  |  | 5.878 | % |  | January 18, 2018 |  | Quarterly |  | $ | 0.367375 |  |  | January 31, 2028 |  | GoC (7) + 2.45 % |  | January 31, 2028
Series 56 |  |  | 600 |  |  |  | 1,000.00 |  |  |  | 7.365 | % |  | September 16, 2022 |  | Semi-annual |  |  | 36.825 |  |  | October 28, 2027 |  | GoC (7) + 4.20 % |  | September 28 -October 28, 2027
Series 57 |  |  | 500 |  |  |  | 1,000.00 |  |  |  | 7.337 | % |  | March 12, 2024 |  | Semi-annual |  |  | 36.685 |  |  | April 12, 2029 |  | GoC (7) + 3.90 % |  | March 12 -April 12, 2029
Series 61 |  |  | 150 |  |  |  | 1,000.00 |  |  |  | 6.369 | % |  | March 24, 2025 |  | Semi-annual |  |  | 31.845 |  |  | April 28, 2030 |  | GoC (7) + 3.65 % |  | March 28 - April 28, 2030
(1) | Dividends may be adjusted depending on the timing of issuance or redemption.
(2) | Subsequent interest reset dates are every five years from the date shown.
(3) | Redemptions are subject to regulatory approval and certain provisions of the shares. Redemptions may be in whole or in part.
(4) | Redemptions are at par. Subsequent redemption dates are every five years after this date.
(5) | Interest rate was reset January 31, 2023.
(6) | Holders have the right to convert their shares on a one-for-one basis into Non-cumulative Floating Rate Class A Preferred Shares Series 48 (NVCC) (Series 48 shares), subject to certain conditions, on January 31, 2023 and on January 31 every five years thereafter. Holders of the Series 48 shares will be entitled to receive a quarterly floating rate dividend, if declared, equal to the three-month Government of Canada Treasury Bill yield plus 2.45%. Holders of the then outstanding Series 48 shares may convert their shares on a one-for-one basis into Series 47 shares, subject to certain conditions, on January 31, 2028 and on January 31 every five years thereafter.
(7) | The prevailing five-year Government of Canada bond yield.
Schedule of Capital, Leverage and TLAC Ratios | Our capital, leverage and TLAC ratios are presented in the table below:
$ millions, as at October 31 |  |  |  | 2025 |  |  | 2024 |
CET1 capital |  |  |  | $ | 47,718 |  |  | $ | 44,516 |
Tier 1 capital |  | A |  |  | 54,105 |  |  |  | 49,481 |
Total capital |  |  |  |  | 62,287 |  |  |  | 56,809 |
Total RWA |  | B |  |  | 357,803 |  |  |  | 333,502 |
CET1 ratio |  |  |  |  | 13.3 | % |  |  | 13.3 | %
Tier 1 capital ratio |  |  |  |  | 15.1 | % |  |  | 14.8 | %
Total capital ratio |  |  |  |  | 17.4 | % |  |  | 17.0 | %
Leverage ratio exposure |  | C |  | $ | 1,261,098 |  |  | $ | 1,155,432 |
Leverage ratio |  | A/C |  |  | 4.3 | % |  |  | 4.3 | %
TLAC available |  | D |  | $ | 114,102 |  |  | $ | 101,062 |
TLAC ratio |  | D/B |  |  | 31.9 | % |  |  | 30.3 | %
TLAC leverage ratio |  | D/C |  |  | 9.0 | % |  |  | 8.7 | %
Schedule of Limited Recourse Capital Notes Explanatory |
$ millions, outstanding as at October 31, 2025
|  | Par value |  |  | Current interest rate |  |  | Issue date |  |  | Payment frequency |  | Next interest reset date (2) |  | Interest rate reference after reset |  |  | Earliest specified redemption date (3) |  | Maturity date
Series 2 |  | $ | 750 |  |  |  | 4.000 | % |  |  | September 14, 2021 |  |  | Semi-annual |  | January 28, 2027 |  |  | GoC (4) + 3.10 % |  |  | December 28, 2026 -January 28, 2027 (5) |  | January 28, 2082
Series 3 |  | $ | 800 |  |  |  | 7.150 | % |  |  | June 15, 2022 |  |  | Semi-annual |  | July 28, 2027 |  |  | GoC (4) + 4.00 % |  |  | June 28 -July 28, 2027 (5) |  | July 28, 2082
Series 4 |  | $ | 500 |  |  |  | 6.987 | % |  |  | June 25, 2024 |  |  | Semi-annual |  | July 28, 2029 |  |  | GoC (4) + 3.70 % |  |  | June 28 -July 28, 2029 (5) |  | July 28, 2084
Series 5 |  | US$ | 500 |  |  |  | 6.950 | % |  |  | November 5, 2024 |  |  | Quarterly |  | January 28, 2030 |  |  | UST (6) + 2.83 % |  |  | January 28, 2030 (7) |  | January 28, 2085
Series 6 |  | $ | 450 |  |  |  | 6.369 | % |  |  | March 24, 2025 |  |  | Semi-annual |  | April 30, 2030 |  |  | GoC (4) + 3.65 % |  |  | March 28 -April 28, 2030 (5) |  | April 28, 2085
Series 7 |  | US$ | 750 |  |  |  | 7.000 | % |  |  | July 14, 2025 |  |  | Quarterly |  | October 28, 2030 |  |  | UST (6) + 3.00 % |  |  | October 28, 2030 (7) |  | October 28, 2085
Series 8 |  | $ | 450 |  |  |  | 5.898 | % |  |  | September 29, 2025 |  |  | Semi-annual |  | January 28, 2031 |  |  | GoC (4) + 3.11 % |  |  | December 28, 2030 -January 28, 2031 (5) |  | January 28, 2086
(1) | LRCN Series 2, 3, 4, 5, 6, 7, and 8 (NVCC) (subordinated indebtedness) were concurrently issued with Non-cumulative 5-Year Fixed Rate Reset Class A Preferred Shares Series 54, 55, 58, 59, 60, 62, and 63 (NVCC), respectively, which are held by the consolidated entity, Limited Recourse Trust, and, as a result, eliminated in CIBC’s consolidated financial statements. In the event of non-payment by CIBC of the principal amount of, interest on, or redemption price for the LRCNs when due, the sole remedy of each LRCN Note holder is limited to that holder’s proportionate share of the Series’ Class A Preferred Shares held in the Limited Recourse Trust.
(2) | Subsequent interest reset dates are five years from the date shown, with the last interest rate reset date five years before the maturity date.
(3) | Redemptions are subject to regulatory approval. Redemptions may be in whole or in part.
(4) | The prevailing five-year Government of Canada bond yield.
(5) | Redemptions are at par. Subsequent redemption dates are every five years after this date.
(6) | The prevailing five-year US Treasury rate.
(7) | Redemptions are at par. Subsequent redemption dates are every January 28, April 28, July 28 and October 28 after this date.

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