The latest data point for UPST's Return on Sales (ROS) in Q4'25 shows a positive value of 6.47%, indicating improved profitability compared to earlier periods. This marks a continuation of the recent turnaround, with the metric moving from deep losses to modest gains. Over the period from Q1'23 to Q4'25, ROS exhibited a clear improving trend, starting at a low of -125.56% in Q1'23 and remaining deeply negative through Q1'24 (bottoming at -50.54%), before steadily recovering with smaller losses in Q3'24 (-4.14%) and Q4'24 (-1.21%). The shift to positive territory began in Q2'25 (2.20%), peaking at 11.52% in Q3'25, and slightly moderating to 6.47% in Q4'25, reflecting enhanced operational efficiency and revenue growth amid ongoing volatility in the fintech sector.