Indian equity benchmark indices BSE Sensex and Nifty50 opened the trading session in green on Wednesday. The Sensex surged 200 points to briefly move above 74,000, while the Nifty50 breached 22,400. At 9:28 AM, the Sensex was trading at 73,928.51, up 190 points (0.26%), and the Nifty50 stood at 22,415.75, gaining 48 points (0.21%).