Continuing its upsurge for the fourth day in a row, the Bombay Stock Exchange benchmark Sensex on Monday closed the day higher by nearly 550 points after regaining the 10,000 level in the opening trade itself.
Marketmen said buying got a boost by RBI's cutting key rates over the weekend to inject an estimated Rs 85,000 crore into the system.
The BSE barometer, which has been on a gaining spree since 'Muhurat' trading, advanced further by 549.62 points to close at 10,337.68 points.
The bellwether index has gained over 1,828 points in four trading sessions.
The wide-based National Stock Exchange rose by 158.25 points at 3,043.85 points.
A firming global trend was another boosting factor for the market with almost all the banking and interest-sensitive realty stocks recording heavy gains.
Capital goods index shot up by 574.61 points at 7,592.22 with stocks of BHEL, Larsen and Toubro, Siemens, Gammons India and Reliance Infra rising smartly.
Banking index rose by 376.15 points at 5,387.39, with all banking stocks recording gains of up to 14.36 per cent.