First Trust Exchange-Traded Fund VIII

09/12/2025 | Press release | Distributed by Public on 09/12/2025 13:44

Prospectus by Investment Company (Form 497)

Rule 497(e)

Registration Nos. 333-210186 and 811-23147

First Trust Exchange-Traded Fund VIII

(the "Trust")

FT Vest U.S. Equity Buffer & Premium Income ETF - September

(the "Fund")

Supplement To the Fund's Prospectus

Dated September 12, 2025

As described in the Fund's prospectus, Fund shareholders are subject to a target income level that the Fund seeks to achieve for a given Target Outcome Period. On September 19, 2025, the Fund's current Target Outcome Period will end, and a new Target Outcome Period will begin as of September 22, 2025. The new Target Outcome Period will end on September 18, 2026. While the actual target income level will not be determined until the first day of the new Target Outcome Period, set forth below are the anticipated target income level ranges for the Fund for the Target Outcome Period beginning on September 22, 2025. A supplement to the Fund's prospectus will be filed on September 22, 2025 that will include the actual target income level for the new Target Outcome Period, which may be higher or lower than the anticipated target income level ranges set forth below.

Fund

Anticipated target income level range

(before fees and expenses)

Anticipated target
income level range

(after fees and expenses, excluding brokerage commissions, trading fees, taxes and extraordinary expenses not included in the Fund's management fee)

FT Vest U.S. Equity Buffer & Premium Income ETF - September (XISE) 6.10% - 7.90% 5.25% - 7.05%

Please Keep this Supplement with your Fund Prospectus for Future Reference

First Trust Exchange-Traded Fund VIII published this content on September 12, 2025, and is solely responsible for the information contained herein. Distributed via SEC EDGAR on September 12, 2025 at 19:44 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]