The Nifty is up 13 points at 3,939.
Jaiprakash (JP) Associates has soared 5.5% to Rs 146.
Reliance Infrastructure, Reliance Communicatons and BHEL have rallied over 3% each to Rs 743, Rs 402 and Rs 1,440, respectively.
Ranbaxy has surged 2.5% to Rs 527. ITC and Mahindra & Mahindra have advanced 2.3% each to Rs 173 and Rs 478, respectively.
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DLF, HDFC and Larsen & Toubro are up 2% each at Rs 390, Rs 1,976 and Rs 2,280, respectively.
Tata Steel has plunged over 4% to Rs 629. ICICI Bank has slipped 1% to Rs 568.