The Sensex is now up 75 points at 17,669.The NSE Nifty is down 38 points at 5,165.NTPC and Grasim have plunged around 6.5% each to Rs 209 and Rs 2,824, respectively.DLF has slumped 5% to Rs 878, and Reliance Energy has shed 4.5% at Rs 1,900.Hindalco has slipped 3.6% to Rs 155. TCS has tumbled nearly 3% to Rs 842.Bajaj Auto has declined 2.7% to Rs 2,155. ONGC has dropped 2.5% at Rs 966.Larsen & Toubro is down 1.8% at Rs 3,683.Hindustan Unilever has zoomed 5.5% to Rs 200. HDFC has soared 3% to Rs 2,610.ICICI Bank has surged 2.5% to Rs 1,179. Satyam has rallied 1.8% to Rs 400.ITC, Mahindra & Mahindra and Infosys are up around 1.5% each at Rs 196, Rs 643 and Rs 1,444, respectively.