The BSE benchmark Sensex today shot up over 99 points in early trade on sustained buying by funds and retailers, after the ruling government's victory in Parliament over FDI in multi-brand retail sector amid firm Asian cues. The 30-share barometer rose by 99.74 points, or 0.51 per cent, to 19,491. The wide-based National Stock Exchange index Nifty moved up by 10.05 points, or 0.16 per cent, to 5,927.