The Sensex has slipped back into the negative zone and is now down 14 points at 11,649. Hindalco has surged 4% to Rs 200.Tata Power, Reliance and ACC have rallied 2% each to Rs 600, Rs 851 and Rs 937, respectively.NTPC has moved up 1.6% to Rs 139.Technology stocks are under selling pressure. TCS has slumped 2.7% to Rs 1,844. Wipro has shed 2.3% to Rs 524, and Satyam is down 1.7% at Rs 822.Hero Honda has slipped 2.5% to Rs 848. Tata Motors and HDFC are down 1.4% each at Rs 937 and Rs 1,309, respectively.Cipla, HDFC Bank and Ranbaxy have declined 1% each to Rs 717, Rs 815 and Rs 458, respectively.The market breadth is positive. Out of 2,328 stocks traded so far, 1,507 have advanced, 769 have declined and the rest are unchanged.