美国银行美股招股说明书(2025-09-26版)

supplement and the accompanying product supplement, prospectus supplement and prospectus are not an offer to sell these Notes in any country or jurisdictionwhere such an offer would not be permitted. Linked to the Least Performing ofthe American Depositary Receipts of Novo Nordisk A/S, the CommonStock of Adobe Inc. and the Common Stock of Intel Corporation •The Contingent Income (with Memory Feature) Auto-Callable Yield Notes Linked to the Least Performing ofthe American Depositary Receipts of NovoNordisk A/S, the Common Stock of Adobe Inc. and the Common Stock of Intel Corporation, due October 5, 2028 (the “Notes”) are expected to price onOctober 1, 2025 and expected to issue on October 6, 2025. Approximate 3 year term if not called prior to maturity. •Payments on the Notes will depend on the individual performance of the American Depositary Receiptsof Novo Nordisk A/S, the common stock of AdobeInc. and the common stock of Intel Corporation (each an “Underlying Stock”). •Contingent coupons payable monthly if the Observation Value ofeachUnderlying Stock on the applicable Observation Date is greater than or equal to70.00% of its Starting Value, assuming the Notes have not been called. The coupon per $1,000.00 in principal amount of Notes payable on the relatedContingent Payment Date, if applicable, will equal (i) theproductof $19.584timesthe number of Contingent Payment Dates that have occurred up to therelevant Contingent Payment Date (inclusive of the relevant Contingent Payment Date)minus(ii) the sum of all Contingent Coupon Payments previouslypaid.• Beginning with the October 1, 2026 Call Observation Date, automatically callable monthly for an amount equal to the principal amount plus the relevantContingent Coupon Payment, if the Observation Value of each Underlying Stock is greater than or equal to 100.00% of its Starting Value on any CallObservation Date.• Assuming the Notes are not called prior to maturity, ifanyUnderlying Stock declines by more than 30% from its Starting Value, at maturity your investmentwill be subject to 1:1 downside exposure to decreases in the value of the Least Performing Underlying Stock, with up to 100% of the principal at risk;otherwise, at maturity, you will receive the principal amount. At maturity you will also receive a final Contingent Coupon Payment if the Observation Value ofeachUnderlying Stock on the final Observation Date is greater than or equal to 70.00% of its Starting Value.• All payments on the Notes are subject to the credit risk of BofA Finance LLC (“BofA Finance” or the “Issuer”), as issuer of the Notes, and Bank of AmericaCorporation (“BAC” or the “Guarantor”), as guarantor of the Notes. The Notes will not be listed on any securities exchange. CUSIP No. 09711M5V0. The initial estimated value of the Notes as of the pricing date is expected to be between $930.00 and $980.00 per $1,000.00 in principal amount ofNotes, 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 predictedwith accuracy. See “Risk Factors” beginning on page PS-11 of this pricing supplement and “Structuring the Notes” on page PS-19of this pricing supplement foradditional 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-11of this pricing supplement, page PS-5 of the accompanying product supplement, page S-6 ofthe 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 these securities or determined if this pricing supplement and the accompanying product supplement, prospectus supplement and prospectus is truthful orcomplete. Any representation to the contrary is a criminal offense. (1)In addition to the underwriting discount above, if any, an affiliate of BofA Finance will pay a referral fee of up to $8.00 per $1,000.00 in principal amount of theNotes in connection with the distribution of the Notes to other registered broker-dealers. Selling Agent Contingent Income (with Memory Feature) Auto-Callable Yield Notes Linked to the Least Performing of the American Depositary Receipts ofNovo Nordisk A/S, the Common Stock of Adobe Inc. and the Common Stock of Intel Corporation Terms of the Notes Contingent Income (with Memory Feature) Auto-Callable Yield Notes Linked to the Least Performing of the American Depositary Receipts ofNovo Nordisk A/S, the Common Stock of Adobe Inc. and the Common Stock of Intel Corporation Contingent Income (with Memory Feature) Auto-Callable Yield Notes Linked to the Least Performing of the American Depositary Receipts ofNovo Nordisk A/S, the Common Stock of Adobe Inc. and the Common Stock of Intel Corporation * The Observation Dates are subj