Stock market today, Feb. 4 -- The Indian stock market surged in morning trade on Tuesday, February 4, with broad-based buying pushing the benchmark Sensex up by over 500 points and the Nifty 50 reclaiming 23,500. The mid-and small-cap segments also saw strong gains, with the BSE Midcap and Smallcap indices rising by 1 per cent each.

The Sensex opened at 77,687.60 against its previous close of 77,186.74 and jumped over 500 points to a level of 77,760. The Nifty 50 opened at 23,509.90 against its previous close of 23,361.05 and jumped about 0.70 per cent to the level of 23,534.

Around 9:35 AM, the Sensex was 501 points, or 0.65 per cent, up at 77,687.56, while the Nifty 50 was 151 points, or 0.65 per cent, up at 23,512.

The BSE Midcap in...