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Interest income and expense | 9 Months Ended
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Jul. 31, 2025
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Interest income and expense | Note 14.  Interest income and expense The table below provides the consolidated interest income and expense by accounting category.
|  | For the three months ended |  |  |  |  |  | For the nine months ended |
$ millions |  |  |  |  | 2025 Jul. 31 |  |  |  |  |  | 2025 Apr. 30 |  |  |  |  |  | 2024 Jul. 31 |  |  |  |  |  |  |  |  | 2025 Jul. 31 |  |  |  |  |  | 2024 Jul. 31 |
|  | Interest income |  |  | Interest expense |  |  | Interest income |  |  | Interest expense |  |  | Interest income |  |  | Interest expense |  |  |  |  |  | Interest income |  |  | Interest expense |  |  | Interest income |  |  | Interest expense |
Measured at amortized cost (1)(2) |  | $ | 10,193 |  |  | $ | 7,399 |  |  | $ | 9,977 |  |  | $ | 7,403 |  |  | $ | 11,435 |  |  | $ | 9,351 |  |  |  |  |  |  | $ | 30,849 |  |  | $ | 23,072 |  |  | $ | 33,523 |  |  | $ | 27,263 |
Debt securities measured at FVOCI (1) |  |  | 806 |  |  |  | n/a |  |  |  | 756 |  |  |  | n/a |  |  |  | 976 |  |  |  | n/a |  |  |  |  |  |  |  | 2,424 |  |  |  | n/a |  |  |  | 2,748 |  |  |  | n/a |
Other (3) |  |  | 1,090 |  |  |  | 642 |  |  |  | 1,126 |  |  |  | 668 |  |  |  | 1,036 |  |  |  | 564 |  |  |  |  |  |  |  | 3,394 |  |  |  | 1,958 |  |  |  | 2,683 |  |  |  | 1,629 |
Total |  | $ | 12,089 |  |  | $ | 8,041 |  |  | $ | 11,859 |  |  | $ | 8,071 |  |  | $ | 13,447 |  |  | $ | 9,915 |  |  |  |  |  |  | $ | 36,667 |  |  | $ | 25,030 |  |  | $ | 38,954 |  |  | $ | 28,892 |
(1) | Interest income for financial instruments that are measured at amortized cost and debt securities that are measured at FVOCI is calculated using the effective interest rate method.
(2) | Includes interest income on sublease-related assets and interest expense on lease liabilities under IFRS 16.
(3) | Includes interest income and expense and dividend income for financial instruments that are mandatorily measured and designated at FVTPL and equity securities designated at FVOCI.
n/a | Not applicable.

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- Definition The disclosure of interest income and expense. [Refer: Interest income (expense)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 10 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_10_e&doctype=Standard -URIDate 2024-03-27 + Details
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