Mumbai: The 30-scrip Sensitive Index (Sensex) on Wednesday opened on a positive note during the morning session of the trade. The Sensex of the BSE opened at a high of 37,539.05 and touched a low of 37,407.22 after closing at 37,318.53 on Tuesday. It was trading at 38,413.71 up by 95.18 points or 0.26 per cent. On the other hand, the broader 50-scrip Nifty at the National Stock Exchange (NSE) opened at 11,271.70 after closing at 11,222.05 points. It was trading at 11,257.60.