This study examines how the geopolitical oil price risk index, global gold price, global interest rate, and global exchange rate affect Islamic and conventional securities. For empirical estimation, this study has applied Quantile Autoregressive Distributive lag (QARDL) method on the monthly return of the Dow Jones conventional stock market index and Dow Jones Islamic Market World Index from January 2000 to November 2020. The primary variable of concern, geopolitical oil price risk, shows significant results for both securities under the bullish situation. Furthermore, under a bearish trend, the global exchange rate and the global interest rate of the Islamic stock market act in a similar direction. Although in conventional securities, both variables are significant in a bullish trend. The findings of this paper are important for investors and policymakers because this study provides a clear and comprehensive picture to shareholders in terms of their investments in Islamic or traditional markets. Moreover, it will open new opportunities for portfolio managers and speculators in Islamic and conventional stock markets.