Equity benchmark Sensex rose over 100 points in early trade on Tuesday, tracking gains in index majors Infosys, Tata Steel and Reliance Industries amid a positive trend in global equities. The 30-share index was trading 148.72 points or 0.27 per cent higher at 55,704.51, while the broader NSE Nifty advanced 49.15 points or 0.30 per cent to 16,545.60.

Tata Steel was the top gainer in the Sensex pack, rising around 3 per cent, followed by Tech Mahindra, NTPC, L&T, PowerGrid, IndusInd Bank and UltraTech Cement. On the other hand, Maruti, Asian Paints, Kotak Bank and HDFC were among the laggards. In the previous session, Sensex ended 226.47 points or 0.41 per cent higher at 55,555.79, and Nifty rose 45.95 points or 0.28 per cent to 16,496.45.