The contributions of the stock market to economic growth can never be over-emphasized. In this paper, we used the Autoregressive Distributed Lag bound testing estimation techniques to examine the existence of any relationship between monetary policy instruments and the stock market in Nigeria based on the data sourced from 1985 to 2013. From the results obtained, it can be deduced that monetary policy instruments significantly exerts on stock market behaviour in Nigeria. We recommends that policy makers should put in place policies that aimed at adjusting the interest rate upward, reduce or at best keep at constant the money supply growth rate, increase the net credit to the private sector and manipulate the exchange rate regime so as to boost stock market