The Sensex has drifted back to lower levels and is now down 82 points at 11,948.Larsen & Toubro has rallied 2.4% to Rs 2,770. ITC has surged 1.6% to Rs 203, and ONGC has moved up 1.3% to Rs 1,357.Hindalco is up 1% at Rs 213. Reliance, HLL, Bharti Tele and Tata Steel are the other major gainers.Satyam has slumped 4% to Rs 776. Infosys and Wipro have dropped 2.6% each to Rs 3,208 and Rs 535, respectively. HDFC Bank and ICICI Bank have declined over 3% each to Rs 822 and Rs 572, respectively.Tata Power has shed 1.5% to Rs 571. Tata Motors has slipped 1.3% to Rs 965.NTPC and Ranbaxy are the other notable losers.Out of 2,545 stocks traded so far, 1,442 have advanced, 1,034 have declined and the rest are unchanged.