Indian Oil Corporation (IOC) reported a 184% rise in standalone profit after tax (PAT) to 36,802 crore in FY26, while fourth-quarter profit increased 56.6%, supported by record refinery throughput, higher fuel sales and improved operating margins. The country’s largest oil marketing company posted standalone PAT of 11,377.51 crore during the January-March quarter of FY26, compared with 7,264.85 crore in the corresponding quarter last year. Sequentially, profit moderated from 12,125.86 crore in Q3 FY26. Revenue from operations during FY26 rose 5% to 8.86 lakh crore from 8.45 lakh crore in FY25, according to audited financial results approved by the board. IOC’s standalone annual PAT increased from 12,962 crore in FY25 to 36,802 crore in FY26. According to the company, FY26 saw strong operational performance across refining, pipelines, petrochemicals, lubricants and fuel marketing businesses.