The latest data point for ISRG's P/S Ratio in Q1'26 stands at 59.05, marking a substantial surge from the previous quarter's value of 16.90 in Q4'25 and representing the highest level in the observed period. Over the timeframe from Q2'23 to Q1'26, the P/S Ratio exhibited volatility with an initial decline from 17.06 in Q2'23 to 13.72 in Q3'23, followed by a recovery and upward trend peaking at 24.42 in Q4'24, before stabilizing around 19-20 through Q3'25 and then dropping to 16.90 in Q4'25; the dramatic 249% increase to 59.05 in Q1'26 suggests potential market optimism or valuation expansion, warranting close monitoring for sustainability amid prior fluctuations.