The Sensex has moved back into positive zone and is now up 64 points at 16,080.The NSE Nifty is up 26 points at 4,856.Tata Steel has soared 7.5% to Rs 704.Infosys has surged nearly 4% to Rs 1,496. Satyam and Wipro have rallied over 3% each to Rs 408 and Rs 443, respectively.Cipla and NTPC have moved up over 2.5% each to Rs 217 and Rs 202, respectively.Larsen & Toubro and ITC have advanced around 2% each to Rs 3,022 and Rs 204, respectively.BHEL and Reliance Energy have gained 1.7% each at Rs 2,020 and Rs 1,308, respectively.HDFC Bank has plunged 3.5% to Rs 1,385. ONGC and HDFC have dropped nearly 3% each to Rs 1,039 and Rs 2,590, respectively.ICICI Bank has slipped over 2% to Rs 816. Hindustan Unilever and Tata Motors are down around 1.5% each at Rs 240 and Rs 646, respectively.Out of 2,648 stocks traded so far, 2,134 have advanced, 473 have declined and 41 are unchanged.