The Sensex has slipped deeper into red on the back of fresh selling in the market. The index is now down 112 points at 8,493.
Tata Power has slumped 4.5% to Rs 680.
Reliance Communications and TCS have tumbled over 3% each to Rs 141 and Rs 445, respectively.
ITC has shed nearly 3% at Rs 174. Bharti Airtel has dropped 2.5% to Rs 603.
Sun Pharma and HDFC have slipped over 2% each to Rs 973 and Rs 1,210, respectively.
ONGC, Tata Steel and Hindustan Unilever have dropped nearly 2% each to Rs 652, Rs 157 and Rs 240, respectively.
Grasim has surged 3.6% to Rs 1,372.
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ACC and Jaiprakash Associates have moved up around 1.5% each to Rs 531 and Rs 63, respectively.
The market breadth is negative - out of 2,437 stocks traded so far, 1,477 have declined, 841 have advanced and 119 are unchanged.