The Sensex is exhibiting lacklustre movement and is now up 12 points at 18,151.The NSE Nifty is up five points at 5,328.Reliance Energy has surged 3.6% to Rs 2,131, and ACC has rallied 3.3% to Rs 790.DLF has moved up 1.8% to Rs 886. Grasim and Tata Steel have gained nearly 1.5% each at Rs 2,930 and Rs 810, respectively.Ambuja Cements is up 1% at Rs 122.Bajaj Auto has dropped 2.5% to Rs 2,280. Satyam has slipped 1.7% to Rs 401.Bharti Airtel and Cipla have shed 1.3% each at Rs 888 and Rs 200, respectively.Hindustan Unilever and Ranbaxy are down over 1% each at Rs 203 and Rs 379, respectively.The market breadth is extremely positive - out of 2,606 stocks traded so far, 1,971 have advanced, 593 have declined and 42 were unchanged today.