As of Apr 28, 2023, Signal Hill Acquisition Corp. has 300 shares failed to deliver, representing 58.94% of the average daily volume of 509 shares. Over the past year, the monthly average FTD is 300 shares, with the current level 0% below the historical average, indicating moderate settlement pressure. The weighted FTD ratio above 1% suggests potential liquidity constraints or heightened short-selling activity.