Company: TDBCP
Filing Date: 2025-09-12
Form Type: 424B5
Source: 0001193125-25-201820
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Company: TORONTO DOMINION BANK
Filing Date: 2025-09-12
Form: 424B5
Chunk 0
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Filed Pursuant to Rule 424(b)(5)
Registration No: 333-283969

The information in this preliminary prospectus supplement is not complete and may be changed. This preliminary prospectus supplement and the accompanying base prospectus are not an offer to sell these securities and are not soliciting an offer to buy these securities in any jurisdiction where the offer or sale is not permitted.

SUBJECT TO COMPLETION

Preliminary Prospectus Supplement Dated September 12, 2025

to the Prospectus dated February 26, 2025

The Toronto-Dominion Bank

US$ % Fixed Rate Reset Limited Recourse Capital Notes, Series 6

(Non-ViabilityContingent Capital (NVCC))

(subordinated indebtedness)

Non-Cumulative% Fixed Rate Reset

Preferred Shares, Series 33

(Non-ViabilityContingent Capital (NVCC))

The Toronto-Dominion Bank (the “Bank”) is offering US$ aggregate principal amount of % Fixed Rate Reset
Limited Recourse Capital Notes, Series 6 (Non-Viability Contingent Capital (NVCC)) (the “Notes”). The Notes will mature on October 31, 2085 (the “Maturity Date”). The Bank will pay
interest on the Notes in equal (subject to the reset of the interest rate) quarterly installments in arrears on January 31, April 30, July 31 and October 31 of each year (each, an “Interest Payment Date”), with the
first payment on January 31, 2026 (long first interest period). From the date of issue to, but excluding, October 31, 2030 (the “Initial Reset Date”), the interest rate on the Notes will be fixed at % per annum. Starting
on the Initial Reset Date and on every fifth anniversary of such date thereafter until October 31, 2080 (each such date, a “Reset Date”, and each such period until the Maturity Date, a “Reset Rate Period”), the interest
rate on the Notes will be reset at an interest rate per annum equal to the sum, as determined by TD or our designee, of (i) the U.S. Treasury Rate (as defined below) on the business day prior to such Reset Date (each, an “Interest Rate
Calculation Date”) plus (ii) %. Assuming the Notes are issued on , 2025, the first interest payment on the Notes on January 31, 2026 will