New Delhi, Aug. 14 -- Indian Oil Corporation (IndianOil) has clocked its highest ever quarterly sales volumes, according to a recent press release. The energy giant reported total sales of 26.328 million metric tonnes (MMT) in the first quarter of financial year 2025-26, surpassing the 25.252 MMT achieved in Q1 of 2024-25.

At the heart of this strong performance was a 4.2 per cent rise in domestic petroleum sales, a notch above the industry average of 3.9 per cent. Even more striking was the growth in institutional sales of high-speed diesel (HSD), which surged by 40.3 per cent over the same quarter last year, compared with just a 14.8 per cent increase for the industry as a whole.

Meanwhile, domestic petrochemical sales climbed 10 per ...