The scrip ended the day 2.42 per cent lower at Rs 297.90 on BSE. During the day, it lost 3.19 per cent to Rs 295.55.
At NSE, shares of the company declined by 2.34 per cent to settle at Rs 298.20.
Standalone net profit of Rs 469.8 crore, or Rs 31.55 a share, was 49.25 per cent lower than Rs 925.7 crore, or Rs 62.17 per share, in the same period a year ago, the company said in a regulatory filing.
Revenue fell to Rs 9,781.4 crore in April-June, from Rs 11,388.4 crore a year earlier because of drop in oil prices.