Stock is one of the most used kind of investment that is used by the investor, although stock is not the safest pick between investment choices it is also the most famous for its possible profit that can be ten times the investor initial investment. The purpose for this research is to know what are the effect of inflation, exchange rate, and interest rate towards stock price because these variable theoretically affect the stock price The data collection is done by time series data, which is data collected from 2015 to 2019. The independent variable are inflation, exchange rate, and interest rate, these variable are collected from bps and bi. The dependent variable is stock price of financial sector in Indonesia, the data are collected from IDX, and being processed through SPSS by running a couple of test to get its result. The total of observation variable for this research is 250 observation. The result of this research is that all the variable that are inflation, exchange rate and interest rate did not affect the stock prices