As of the latest data point for Q4'25, SMR's ROS stands at -28.11%. This marks a significant deterioration compared to the previous quarter, indicating continued negative profitability. Over the period from Q1'23 to Q4'25, the ROS trend has been highly volatile, with several sharp declines and brief recoveries. After a relatively stable period in 2023, ROS plunged dramatically in Q1'24 to -12.02% and further to -36.73% by Q3'24, before briefly improving to -1.02% in Q1'25. However, the metric quickly fell again, ending 2025 at a deeply negative level, suggesting persistent and worsening operational challenges for SMR.