美国银行美股招股说明书(2025-11-19版)

Dated November17, 2025 (To Prospectus datedDecember 30, 2022,Series A Prospectus Supplement dated December 30, 2022and BofA Finance LLC ■Linked to the Russell 2000®Index(the “Underlying”)■Unlike ordinary debt securities, the Securities do not pay interest, do not repay a fixed amount of principal at maturity and are subject to potential automaticcall upon the terms described below. Whether the Securities are automatically called for a fixed call premium or, if not automatically called, the MaturityPayment Amount, will depend, in each case, on the closing level of the Underlyingon the applicable Call Date ■Automatic Call.If the closing level of the Underlying on any Call Date is greater than or equal to the Starting Value, the Securities will be automaticallycalled for the principal amount plus the Call Premium applicable to that Call Date. The Call Premium applicable to each Call Date is a percentage of theprincipal amount that increases for each Call Date based on a simple (non-compounding) return of approximately 9.00%per annum Call Premium9.00%of the principal amount18.00%of the principal amount ■Maturity Payment Amount.If the Securities are not automatically called, you will receive a Maturity Payment Amount that could be equal to or less than theprincipal amount per Security depending on the closing level of the Underlying on the Final Calculation Dayas follows: If the closing level of the Underlying on the Final Calculation Day is less than the Starting Value, but not by more than the buffer amount of 10.00%, youwill receive the principal amount of yourSecurities ■If the closing level of the Underlying on the Final Calculation Day is less than the Starting Value by more than the buffer amount, you will receive lessthan the principal amount and have 1-to-1 downside exposure to the decrease in the level of the Underlying in excess ofthe buffer amount ■Investors may lose up to 90.00% of theprincipal amount ■Any positive return on the Securities will be limited to the applicable Call Premium, even if the closing level of the Underlying on the applicable Call Datesignificantly exceeds the Starting Value. You will not participate in any appreciation of the Underlying beyond the applicable fixed Call Premium ■All payments on the Securities are subject to the credit risk of BofA Finance LLC (“BofA Finance”), as issuer of theCorporation (“BAC” or the “Guarantor”), as guarantor of the Securities ■Securities will not be listed on any securities exchange ■No periodic interest payments The initial estimated value of the Securities as of the PricingDate is$956.50per Security, which is less than the public offering price listed below.The actual valueof your Securities at any time will reflect many factors and cannot be predicted with accuracy. See “Selected Risk Considerations” beginning on page PS-8 of this pricing supplementand “Structuring the Securities” on page PS-18 of this pricing supplement for additional information. The Securities have complex features and investing in the Securities involves risks not associated with an investment in conventional debt securities. Potentialpurchasers of the Securities should consider the information in“Selected Risk Considerations” beginning on page PS-8herein and“Risk Factors” beginning onpage PS-5 of the accompanying product supplement, page S-6of the accompanying prospectus supplement, and page 7 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 Market Linked Securities—Auto-Callable with Fixed Percentage Market Linked Securities—Auto-Callable with Fixed Percentage Principal at Risk Securities Linked to theRussell 2000®IndexdueNovember 23, 2029 Market Linked Securities—Auto-Callable with Fixed Percentage Market Linked Securities—Auto-Callable with Fixed Percentage Principal at Risk Securities Linked to theRussell 2000®IndexdueNovember 23, 2029 Additional Information about BofA Finance, the Guarantor and the Securities The terms and risks of the Securities are contained in this pricing supplement and in the following related product supplement, prospectussupplement and prospectus. Information included in this pricing supplement supersedes information in the product supplement, prospectussupplement and prospectus to the extent that it is different from that information.These documents can be accessed at the following links: •Product Supplement No. WF-1 datedMarch 8, 2023:https://www.sec.gov/Archives/edgar/data/1682472/000119312523064044/d451936d424b2.htm•Series A MTN prospectus supplement dated December 30, 2022 and prospectus dated December 30, 2022:https://www.sec.gov/Archives/edgar/data/1682472/000119312522315195/d409418d424b3.htm These documents have been filed as part of a registration statement with the SEC, which may, without cost, be accessed on the SEC website atwww.sec.gov or obtained from BofAS by calling