As of Dec 21, 2023, Dune Acquisition Corporation has 10,059 shares failed to deliver, representing 25.30% of the average daily volume of 39,766 shares. Over the past year, the monthly average FTD is 6,744 shares, with the current level 49% above the historical average, indicating moderate settlement pressure. The weighted FTD ratio above 1% suggests potential liquidity constraints or heightened short-selling activity.