S-Oil Reports Q4 Net Profit, Reversing Year-Earlier Loss

S-Oil (010950.KS) returned to profitability in the fourth quarter, reporting a net income of 157.9 billion won ($118.2 million) for the period ending December 31, 2025. This result reverses a net loss of 240.6 billion won from the same quarter a year prior. The South Korean refiner's operating profit for the quarter was 322.9 billion won, a significant improvement from an operating loss of 98.8 billion won in Q4 2024. The company attributed the positive swing to improved refining margins and stable operations at its facilities.