The latest data point for ACHR’s PEG Ratio (5yr expected) is -0.207 at Q4'25, indicating a negative value at the end of the observed period. This suggests that, as of Q4'25, the company’s price/earnings to growth ratio is below zero, which may reflect negative growth expectations or earnings projections. Over the period from Q1'23 to Q4'25, the PEG ratio has shown significant volatility, fluctuating between negative and positive values. Notably, there were sharp increases to positive territory in Q2'24 (0.240) and Q3'25 (0.274), followed by steep declines back into negative territory, such as in Q4'24 (-0.083) and Q4'25 (-0.207). This pattern highlights an unstable outlook for growth relative to earnings, with no sustained trend toward improvement or deterioration across the observed quarters.