The BSE benchmark index Sensex gained over 100 points in opening trade on Monday, continuing its winning streak for the fourth day, on buying by funds and retail investors after Prime Minister Manmohan Singh said his government would pursue reforms to feed economic growth.
Firming trends at other Asian bourses also influenced the trading sentiments.
The 30-share Bombay Stock Exchange index rose by 107.95 points to 16,268.23 points in opening trade. The barometer had surged by over 752 points in the past three sessions.
The wide-based National Stock Exchange index Nifty rose by 31.95 points to 4,828.10 points.
Brokers said sentiments on the domestic bourses were buoyed after the Prime Minister promised a "gradual but steady" push to financial sector reforms.
Major gainers which supported the benchmark Sensex were Reliance Industries, up by 1.61 per cent to Rs 1,988.25, Infosys Technologies by 0.46 per cent to Rs 2,228 and Tata Consultancy by 0.28 per cent to Rs 622.40.
Hong Kong's Hang Seng index was up by 1.2 per cent, while Japan's Nikkei rose 0.50 per cent in the morning trade on Monday.