India's benchmark Sensitive Index jumped more than 400 points on opening Monday, buoyed by weekend interest rate cuts announced by the country's central bank, reported dpa.
At noon, the 30-share Sensex of the Bombay Stock Exchange was trading at 10,236.97, about 4.59 per cent above its previous close.
The broader 50-share Nifty of the National Stock Exchange rose 4.07 per cent to 3,003.05.
The Reserve Bank of India on Saturday reduced by 0.5 percentage points a key short-term lending rate to 7.5 per cent and also reduced the cash and bond reserve requirements of banks to increase liquidity in the market.
Banking, realty and metal stocks were among the big gainers in the morning session of trading.