Share price difference is acceptable to some extent as both BSE and NSE are different exchanges. There is a huge difference in the volume traded in both the exchanges which is the main reason for the difference of price and other conditions prevailing to each of the stock exchange. The price of the stock in both the exchanges will be almost same. The maximum they would differ would be within 1% Sustainable, genuine volume from a varied set of participants relevant to the various types of asset classes namely, equity both cash and derivatives and currency derivatives, ensures depth and liquidity, the two most important and indispensable elements in financial trading.