美国银行美股招股说明书(2025-11-05版)

This amended and restated preliminary pricing supplement amends and restates in full the preliminary pricingsupplement dated November 3, 2025. This pricing supplement, which is not complete and may be changed, relates to an effective Registration Statementunder the Securities Act of 1933. This pricing supplement and the accompanying product supplement, prospectussupplement and prospectus are not an offer to sell these Notes in any country or jurisdiction where such an offerwould not be permitted. Linked to the Least Performing of the Nasdaq-100®Index, theRussell 2000®Index and the Utilities Select Sector SPDR®Fund •The Auto-Callable Enhanced Return Notes Linked to the Least Performing of the Nasdaq-100®Index, the Russell2000®Index and the Utilities Select Sector SPDR®Fund, due November 29, 2029 (the “Notes”) are expected to price onNovember 25, 2025 and expected to issue on December 1, 2025. Approximate 4 year term if not called prior to maturity. •Payment on the Notes will depend on the individual performance of the Nasdaq-100®Index, the Russell 2000®Indexand the Utilities Select Sector SPDR®Fund (each an “Underlying”). •Beginning with the November 27, 2026 Call Observation Date, automatically callable at an amount equal to theapplicable Call Amount if, on the applicable Call Observation Date, the Observation Value of each Underlying isequal to or greater than its applicable Call Value. The Call Values are indicated on page PS-2, and the CallObservation Dates and Call Amounts are indicated on page PS-4. •Assuming the Notes are not called prior to maturity, if the Ending Value of each Underlying is greater than orequal to 100% of its Starting Value, at maturity, you will receive 150.00% upside exposure to increases in thevalue of the Least Performing Underlying from its Starting Value. •However, assuming the Notes are not called prior to maturity, ifanyUnderlying declines by more than 30% fromits Starting Value, at maturity your investment will be subject to 1:1 downside exposure to decreases in thevalue of the Least Performing Underlying, with up to 100% of the principal at risk. Otherwise, if the Notes are notcalled prior to maturity and the Ending Value of the Least Performing Underlying is less than 100.00% of itsStarting Value but greater than or equal to 70% of its Starting Value, at maturity you will receive the principalamount of your Notes. •Any payment on the Notes is subject to the credit risk of BofA Finance LLC (“BofA Finance” or the “Issuer”), asissuer of the Notes, and Bank of America Corporation (“BAC” or the “Guarantor”), as guarantor of the Notes. No periodic interest payments. •The Notes will not be listed on any securities exchange. CUSIP No. 09711MNW8. The initial estimated value of the Notes as of the pricing date is expected to be between $930.00 and $980.00per $1,000.00 in principal amount of Notes, which is less than the 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 on page PS-9 of this pricing supplement and “Structuring the Notes” on page PS-26 of this pricing supplement for additional information. There are important differences between the Notes and a conventional debt security. Potential purchasersof the Notes should consider the information in “Risk Factors” beginning on page PS-9 of this pricingsupplement, page PS-5 of the accompanying product supplement, page S-6 of the accompanying prospectussupplement, and page 7 of the accompanying prospectus. None of the Securities and Exchange Commission (the “SEC”), any state securities commission, or any otherregulatory body has approved or disapproved of these securities or determined if this pricing supplementand the accompanying product supplement, prospectus supplement and prospectus is truthful or complete.Any representation to the contrary is a criminal offense. (1)Certain dealers who purchase the Notes for sale to certain fee-based advisory accounts may forgo some orallof their selling concessions,fees or commissions.The public offering price for investorspurchasing the Notes in these fee-based advisory accounts may be as low as $991.00 per $1,000.00 inprincipal amount of Notes. (2)The underwriting discount per $1,000.00 in principal amount of Notes may be as high as $9.00, resulting inproceeds, before expenses, to BofA Finance of as low as $991.00 per $1,000.00 in principal amount of Notes. (3)In addition to the underwriting discount above, if any, an affiliate of BofA Finance will pay a referralfee of up to $5.00 per $1,000.00 in principal amount of the Notes in connection with the distribution of theNotes to other registered broker-dealers. Selling Agent Auto-Callable Enhanced Return Notes Linked to the Least Performing of the Nasdaq-100®Index,the Russell 2000®Index and the Utilities Select Sector SPDR®Fund Terms of the Notes AUTO-CALLABLE ENHANCED RETURN NOTES | PS-3 Auto-Calla