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SPY Price Simulator and Trading Practice

This simulator simulate SPY etf prices based on the geometric Brownian motion assumption of stock prices. It takes 2 variables, mean daily return and daily return standard deviation, which are derived from SPY historical data from 1993/1/29 to 2022/5/6.

  • SPY mean daily return:
  • SPY daily return standard deviation:
Your Account: 
  • Cash:$10000
  • SPY shares:0
  • SPY Position Value:$0
  • Total Portfolio Value:$10000
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