The Sensex is now up 21 points at 20,213.Hindalco has surged 2.7% to Rs 215.HDFC Bank has advanced 1.6% to Rs 1,730, and Reliance Energy has moved up over 1% to Rs 2,136.ITC and ICICI Bank are up 1% each at Rs 202 and Rs 1,231, respectively.Bharti Airtel has shed 2.3% at Rs 960. Bajaj Auto and Reliance Communications have slipped over 1% each to Rs 2,652 and Rs 735, respectively.Out 2,848 stocks traded so far, 2,059 have advanced, 749 have declined and 40 are unchanged.