Sensex up 33pts; NTPC, ONGC lead

The Sensex opened marginally (11 points) lower at 13,670. The index touched a high of 13,719, and is now up 33 points at 13,713.

NTPC and ONGC have gained 1.7% each at Rs 145 and Rs 860, respectively. HDFC has advanced 1.5% to Rs 1,670.

While Satyam has spurted 1% to Rs 467, Wipro has slipped 1% to Rs 576.