The investment objective of the FT Vest U. S. Equity Moderate Buffer ETF - May ("the Fund") is to seek to provide investors with returns (before fees and expenses) that match the price return of the SPDR S&P 500 ETF Trust (the "Underlying ETF"), up to a predetermined upside cap of 12.32% while providing a buffer (before fees and expenses) against the first 15% of Underlying ETF losses, over the period from May 19, 2025 to May 15, 2026.