The Sensex is now up 74 points at 15,824.The NSE Nifty is up 24 points at 4,778.Reliance Energy has plunged over 3% to Rs 1,190. Grasim has shed 1.5% at Rs 2,580.Bharti Airtel and Maruti have slipped around 1% each to Rs 815 and Rs 805, respectively.Wipro and Mahindra & Mahindra have surged around 2% each to Rs 424 and Rs 679, respectively.Hindalco has advanced 1.5% to Rs 169. Reliance and TCS have added 1.3% each to Rs 2,375 and Rs 862, respectively.DLF and Satyam are up 1% each at Rs 629 and Rs 411, respectively.