The benchmark BSE Sensex today rose over 97 points in early trade, extending yesterday's gains on sustained buying by funds and retail investors amid a mixed trend overseas.

The 30-share index, which had gained 41.88 points in the previous session, gained another 97.40 points, or 0.46 per cent, to 21,171.99 with all the sectoral indices, led by realty and consumer durables, rising up to 1.34 per cent.