The Indian equity benchmarks surged for fifth straight session on Thursday and staged a strong rebound from multi-month lows hit last month on the back of gains in heavyweights like Reliance Industries, HDFC, HDFC Bank, Larsen & Toubro and ITC. In the course of last five trading sessions, the Sensex has surged 2,219 points and Nifty 50 index has gained 647 points or 3.8 per cent.