The latest data point for IONQ's PEG Ratio in Q4'25 stands at -0.035, reflecting a slight negative value that indicates the stock may be undervalued relative to its earnings growth, though still within a range of modest fluctuations observed in recent quarters. Over the period from Q1'23 to Q4'25, the PEG Ratio exhibits high volatility, starting at -0.227 and dipping to -0.273 in Q2'23, followed by no data in Q3'23; it then surged to a peak of 2.626 in Q1'24 before declining sharply to -0.268 in Q3'24 and stabilizing around -0.01 to -0.035 in the latter half of 2025, suggesting an overall transition from overvaluation concerns to more neutral or undervalued territory amid inconsistent growth expectations.