Nifty Strategy: Long Volatility

Earlier Posted trade of Buy-nifty-5400 call as well as put has gone in the money in just 2 days. Today with Nifty going down to 5300 the combined option premium is now 184 (44+140), just few days back the same was trading at 150. With transaction charges of 4 rs. total profit comes to 30 per lot of 50! That too for a market neutral trade!