The Sensex opened with a positive gap of 45 points at 16,891. The index touched a fresh all-time intra-day high of 16,916, and then slipped into the negative zone to a low of 16,811.The index has rebounded into the positive zone and is now up 27 points at 16,873.Wipro, Hindustan Unilever and Ambuja Cements are down 1% each at Rs 437, Rs 221 and Rs 147, respectively.
