As of Q3'25, VST's ROS (Return on Sales) stands at 22.97%, reflecting a notable recovery from the negative value of -3.18% reported in Q1'25. This latest data point indicates a significant rebound in profitability for the company within the most recent quarter. Analyzing the period from Q1'23 to Q3'25, the ROS trend has been volatile, with an initial decline from 24.50% in Q1'23 to a low of 3.77% in Q1'24, followed by a sharp spike to 44.13% in Q3'24. After this peak, the metric dropped again, even turning negative in Q1'25, before recovering in the subsequent quarters. This pattern suggests periods of both operational challenges and strong recovery, highlighting significant fluctuations in VST's sales profitability over the observed timeframe.