India's Sensex rose more than 700 points and Nifty 50 approached 22,900 after the US Federal Reserve left interest rates unchanged, adding nearly Rs 3 lakh crore to BSE-listed companies' market value.
Larsen & Toubro's stock surged to Rs 3,894 on the NSE after the engineering group posted a 33% year-on-year increase in net profit to Rs 5,202 crore for the September quarter.
Infosys posted a 6% year-on-year rise in net profit to Rs 7,823 crore for the September quarter, but narrowed its full-year revenue growth forecast to 1-2% in constant currency, down from 1.5-3%, citing weaker demand.
India's Sensex fell below 72,800 and the Nifty 50 slipped under 22,500 as Brent crude spiked to $114 a barrel, with broader small- and mid-cap indices losing up to 3%.