美国银行美股招股说明书(2025-10-07版)

This amended and restated preliminary pricing supplement amends and restates in full the preliminary pricing supplement dated October 1, 2025 for CUSIP No. 09711MVE9. This pricing supplement, which is not complete and may be changed, relates to an effective Registration Statement under the Securities Act of 1933. This pricing supplement and theaccompanying product supplement, prospectus supplement and prospectus are not an offer to sell these Notes in any country or jurisdiction where such an offer would not bepermitted. Linked to the S&P 500®Futures Excess Return Index The Enhanced Return Notes Linked to the S&P 500®Futures Excess Return Index, due October 22, 2030 (the “Notes”) are expected to price on October 17, 2025 andexpected to issue on October 22, 2025. ••Approximate 5 year term.•Payment on the Notes will depend on the performance of the S&P 500®Futures Excess Return Index (the “Underlying”).•If the Ending Value of the Underlying is greater than 100% of its Starting Value, at maturity, you will receive 192.00% upside exposure to increases in the value of theUnderlying.•If the Underlying declines by more than 40% from its Starting Value, at maturity your investment will be subject to 1:1 downside exposure to decreases in the value of theUnderlying, with up to 100% of the principal at risk; otherwise, at maturity, you will receive the principal amount.•Any payment on the Notes is subject to the credit risk of BofA Finance LLC (“BofA Finance” or the “Issuer”), as issuer of the Notes, and Bank of America Corporation (“BAC” orthe “Guarantor”), as guarantor of the Notes.•No periodic interest payments.•The Notes will not be listed on any securities exchange.•CUSIP No. 09711MVE9. The initial estimated value of the Notes as of the pricing date is expected to be between $928.50 and $968.50 per $1,000.00 in principal amount of Notes, which is less thanthe public offering price listed below.The actual value of your Notes at any time will reflect many factors and cannot be predicted with accuracy. See “Risk Factors” beginning onpage PS-6 of this pricing supplement and “Structuring the Notes” on page PS-17of this pricing supplement for additional information.There are important differences between the Notes and a conventional debt security. Potential purchasers of the Notes should consider the information in “Risk Factors”beginning on page PS-6of this pricing supplement, page PS-5 of the accompanying product supplement, page S-6 of the accompanying prospectus supplement, and page7 of the accompanying prospectus.None of the Securities and Exchange Commission (the “SEC”), any state securities commission, or any other regulatory body has approved or disapproved of these securities or determined if this pricing supplement and the accompanying product supplement, prospectus supplement and prospectus is truthful or complete. Any representation to the contrary is acriminal offense. In addition to the underwriting discount above, if any, an affiliate of BofA Finance will pay a referral fee of up to $8.50 per $1,000.00 in principal amount of the Notes in connectionwith the distribution of the Notes to other registered broker-dealers. Selling Agent Enhanced Return Notes Linked to the S&P 500®Futures Excess Return Index Terms of the Notes Enhanced Return Notes Linked to the S&P 500®Futures Excess Return Index Events of Defaultand Acceleration:If an Event of Default, as defined in the senior indenture relating to the Notes and in the section entitled “Description of Debt Securities of BofA Finance LLC—Events of Default and Rights of Acceleration; Covenant Breaches” on page 54 of the accompanying prospectus, with respect to the Notes occurs and iscontinuing, the amount payable to a holder of the Notes upon any acceleration permitted under the senior indenture will be equal to the amount describedunder the caption “Redemption Amount” above, calculated as though the date of acceleration were the Maturity Date of the Notes and as though theValuation Date were the third Trading Day prior to the date of acceleration. In case of a default in the payment of the Notes, whether at their maturity or uponacceleration, the Notes will not bear a default interest rate. * Subject to change. Payment on the Notes depends on the credit risk of BofA Finance, as Issuer, and BAC, as Guarantor, and on the performance of the Underlying. The economic terms of the Notes arebased on BAC’s internal funding rate, which is the rate it would pay to borrow funds through the issuance of market-linked notes, and the economic terms of certain related hedgingarrangements BAC’s affiliates enter into. BAC’s internal funding rate is typically lower than the rate it would pay when it issues conventional fixed or floating rate debt securities. Thisdifference in funding rate, as well as the underwriting discount, if any, the referral feeand the hedging related charges described below (see “Risk Factors” beginning on page PS-6),will reduce the economic