As of Jul 31, 2025, YieldMax XYZ Option Income Strategy ETF has 131,826 shares failed to deliver, representing 72.59% of the average daily volume of 181,603 shares. Over the past year, the monthly average FTD is 14,283 shares, with the current level 823% above the historical average, indicating elevated settlement pressure. The weighted FTD ratio above 1% suggests potential liquidity constraints or heightened short-selling activity.