The Sensex is now up 208 points at 13,828.Satyam has soared 6% to Rs 475. HDFC has surged nearly 4% to Rs 1,624.Tata Steel and Reliance Communications have rallied 3.3% each to Rs 522 and Rs 449, respectively.ONGC, Reliance and Gujarat Ambuja have advanced around 2% each to Rs 915, Rs 1,525 and Rs 116, respectively.Bharti Aitel has moved up 1.7% to Rs 831. TCS, Larsen & Toubro, Tata Motors, HDFC Bank, Infosys, ITC, Dr.Reddy's, Hindalco, Reliance Energy and ACC are the other major gainers.Wipro has slipped over 1% to Rs 572. Out of 2,529 stocks traded so far, 1,484 have advanced, 977 have declined and 68 are unchanged.