The Sensex is now up 533 points at 19,696.Wipro has zoomed 7.4% to Rs 528. Infosys and TCS have soared over 5% each to Rs 1,785 and Rs 1,099, respectively. Satyam has surged 4.4% to Rs 447.HDFC has rallied 5.5% to Rs 2,875, and Tata Steel has gained 4.5% at Rs 862.ICICI Bank and ONGC have moved up around 4% each to Rs 1,203 and Rs 1,240, respectively.BHEL has advanced 3.7% to Rs 2,455. Mahindra & Mahindra and Bharti Airtel have added 3% each to Rs 811 and Rs 942, respectively.Out of 2,813 stocks traded so far, 1,989 have advanced, 793 have declined and 31 are unchanged.