The Bombay Stock Exchange benchmark Sensex gained 491 points in early trade on Friday on emergence of buying by funds, triggered by firming global trend.
The 30-share index, which remained volatile in the last few session and was up by 52.70 points on Thursday, rallied by 491.49 points to
13,807.09 points.
Similarly, the wide-based National Stock Exchange's index Nifty rose by 141.85 points at 4,180.00 as all sectoral indices led by heavy-weight and index-linked stocks recorded handsome gains.
Marketmen said the trading sentiment turned extremely bullish after global stock markets recovered by 3-7 per cent.
Hong Kong's Hang Seng index opened up 7.2 per cent today, rallying after a Wall Street rebound as US authorities announced plans to help banks cope with the bad debts, which affected world markets.