The Sensex opened with a positive gap of 129 points at 8,803. The index has touched a high of 8,875, and is now up 175 points at 8,849.
Sterlite has soared nearly 7% to Rs 256, and Tata Steel has surged 4.6% to Rs 174.
Jaiprakash Associates, Infosys and Grasim have rallied nearly 4% each to Rs 64, Rs 1,249 and Rs 1,179, respectively.
SBI, Maruti and Reliance have moved up around 3.5% each to Rs 1,079, Rs 534 and Rs 1,194, respectively.
Wipro, Bharti Airtel and Reliance Infrastructure have gained 3.3% each at Rs 221, Rs 636 and Rs 501, respectively.
HDFC Bank and TCS have advanced 3% each to Rs 899 and Rs 500, respectively.
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ONGC has dropped over 2% to Rs 632. Reliance Communications has shed 1.7% at Rs 157.
Mahindra & Mahindra and Larsen & Toubro have declined over 1% each to Rs 261 and Rs 633, respectively.