The latest data point for ARM's Return on Sales (ROS) in Q3'26 stands at 18.4%, reflecting a moderate performance compared to the previous quarter's 26.6% in Q2'26, within the overall time period spanning from Q1'24 to Q3'26. Over this quarterly timeframe, ROS exhibits a volatile yet predominantly improving trend, starting with no data in Q1'24, dipping to a loss of -14.8% in Q2'24, then recovering to positive territory with peaks at 27.3% in Q3'25 and 26.6% in Q2'26, before settling at 11.6% in Q4'25 and 13.9% in Q1'26. Key inflection points include the sharp rebound from the initial negative value to sustained gains above 6% from Q3'24 onward, highlighting operational efficiencies amid fluctuations, though Q4'26 shows no data. This area chart underscores ARM's resilience in profitability metrics despite periodic dips.