As of the most recent data point for Q3'25, UnitedHealth Group (UNH) reported a Return on Sales (ROS) of 3.57%. This represents a notable decline from the previous quarter (Q2'25), where ROS stood at 4.43%. Over the period from Q1'23 to Q3'25, UNH's ROS has exhibited considerable volatility. The metric peaked at 9.02% in Q3'23 before experiencing a sharp drop to 0.66% in Q1'24. While there was a partial recovery in the subsequent quarters, ROS has not returned to its previous highs and has trended downward in 2025, indicating potential margin pressures or operational challenges in recent quarters.