The Bombay Stock Exchange benchmark Sensex shot up by another 119 points in opening trade on Friday on sustained buying by funds.
The 30-share index, which had gained nearly 173 points in the previous two sessions, rose by 119.13 points, or 0.68 per cent to 17,693.12.
Reliance Industries and State Bank of India were the front-runners.
Brokers said trading sentiment was buoyed on hopes of strong quarter earnings by market leaders Reliance Industries and State Bank of India.
Reliance Industries gathered 1.47 per cent to Rs 1,091.40 ahead of the announcement of quarterly earnings later today, while banking major State Bank of India traded 1.55 per cent higher at Rs 2,257.
Among other gainers Infosys Technologies was up 0.44 per cent to Rs 2,730, Wipro by 2.91 per cent to Rs 723.40, Tata Consultancy Services 0.06 per cent to Rs 785.80, Tata Steel by 0.30 per cent to Rs 658.50, Maruti Suzuki 0.25 per cent to Rs 1,382.10 and ICICI Bank by 1.25 per cent to Rs 955.75.