美国合众银行美股招股说明书(2026-07-21版)

Subject to Completion, Dated July21, 2026Pricing Supplement FIMF No.56 dated, 2026(To Prospectus Supplement dated March9, 2026 andProspectus dated March9, 2026) U.S. BancorpSenior Medium-Term Notes, Series EECallable Fixed Rate Notes due July30, 2046 General •These Notes (as defined herein) are designed for an investor who seeks a fixed income investment at an interest rate of 6.00% per annum but whois also willing to accept the risk that the Notes will be called, at our option, prior to the Maturity Date.•At our option, we may redeem the Notes, in whole but not in part, on any of the Redemption Dates specified below.•The Notes may be purchased in minimum denominations of $1,000 and in integral multiples of $1,000 thereafter. Key Terms On the Maturity Date, we will pay you the principal amount of your Notesplusany accrued and unpaid interest,providedthat your Notes are outstanding and have not previously been called on any Redemption Date. Payment at Maturity: On the 30thcalendar day of January, April, July and October of each year, beginning on July30, 2027, and endingon April30, 2046 (each, a “Redemption Date”), we may redeem your Notes, in whole but not in part, at a priceequal to the principal amount being redeemed plus any accrued and unpaid interest, subject to the Business DayConvention and the Interest Accrual Convention described below. If we intend to redeem your Notes, we willdeliver notice to The Depository Trust Company (“DTC”) on any business day after the Original Issue Date that isat least 5 business days before the applicable Redemption Date. Call Feature: Interest: Subject to the Interest Accrual Convention, with respect to each Interest Period, for each $1,000 principal amountNote, we will pay you interest in arrears on each Interest Payment Date in accordance with the following formula: $1,000 × Interest Rate × Day Count Fraction. The period beginning on and including the Original Issue Date and ending on but excluding the first InterestPayment Date, and each successive period beginning on and including an Interest Payment Date and ending on butexcluding the next succeeding Interest Payment Date, subject to any earlier redemption and the Interest AccrualConvention described below. Interest Periods: Interest on the Notes will be payable in arrears on the last calendar day of February and the 30thcalendar day ofJanuary, March, April, May, June, July, August, September, October, November and December of each year,beginning on August30, 2026 to and including the Maturity Date (each, an “Interest Payment Date”), subject to anyearlier redemption and the Business Day Convention and Interest Accrual Convention described below. Interest Payment Dates: Interest Rate:Pricing Date:Original Issue Date:Maturity Date:Business Day Convention:Interest Accrual Convention:Day Count Fraction:CUSIP: Expected to be July28, 2026 Expected to be July30, 2026 (Settlement Date) Expected to be July30, 2046, subject to the Business Day Convention Following PricetoPublic(1)(3)FeesandCommissions(2)(3)ProceedstoUs(BeforeExpenses)Per Note$1,000.00$$Total$$$ (1)The price to public includes the estimated cost of hedging our obligations under the Notes through one or more of our affiliates.(2)U.S. Bancorp Investments, Inc. (“USBI”), acting as agent for us, may pay some or all of the selling commissions it receives from us to otheraffiliated or unaffiliated dealers. These selling commissions will vary and will be up to $40.00 per $1,000 principal amount Note. See“Supplemental Plan of Distribution (Conflicts of Interest)” on pagePS-5 of this pricing supplement.(3)With respect to Notes sold to eligible institutional investors or fee-based advisory accounts for which an affiliated or unaffiliated broker-dealer isan investment adviser, the price to the public will be between $960.00 and $1,000 per $1,000 principal amount Note. Broker-dealers who purchasethe Notes for these accounts may forgo some or all selling commissions related to these sales. The per Note price to the public in the table aboveassumes a price to the public of $1,000 per $1,000 principal amount Note. Because our affiliate, USBI, is participating in sales of the Notes, the offering is being conducted in compliance with the applicable requirementsof Financial Industry Regulatory Authority (“FINRA”) Rule 5121. The Notes are not savings accounts, deposits or other obligations of a bank and are not insured or guaranteed by the Federal DepositInsurance Corporation (“FDIC”) or any other governmental agency. The Notes are unsecured obligations of U.S. Bancorp and all payments onthe Notes are subject to the credit risk of U.S. Bancorp. Investing in the Notes involves risks. Potential purchasers of the Notes should consider the information set forth in the “Risk Factors”section beginning on page S-9 of the accompanying prospectus supplement and the discussion of risk factors contained in our annual and otherreports filed with the Securities and