Investor sentiment was further buoyed by strong buying in blue-chip IT stocks. In early trade, the 30-share BSE Sensex surged 658.96 points to 80,254.55, while the NSE Nifty climbed 192.05 points to 24,359.30.
After touching its record intra-day peak of 46,373.34, the 30-share BSE Sensex ended 154.45 points or 0.34 per cent higher at 46,253.46, its new closing record.
The 30-share BSE index was trading 365.19 points or 0.91 per cent lower at 39,557.27. Similarly, the broader NSE Nifty tumbled 106.90 points or 0.91 per cent to 11,622.70.