The investment objective of QDEC is to seek to provide investors with returns (before fees, expenses and taxes) that match the price return of the Invesco QQQ Trust, Series 1 (the "Underlying ETF"), up to a predetermined upside cap of 17.04% (before fees, expenses and taxes) and 16.14% (after fees and expenses, excluding brokerage commissions, trading fees, taxes and extraordinary expenses not included in the Funds management fee), while providing a buffer against the first 10% (before fees, expenses and taxes) of Underlying ETF losses, over the period from December 21, 2020 to December 17, 2021.