Skip to main content

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
Labels:

Comments

Post a Comment

Popular posts from this blog

Which is better? BND or AGG?

The US 10-year treasury yield has reached at 2007-2008 years level, which is about 16 years ago. From a technical point of view, it is a buy. Then there are 2 bond ETFs that I am interested in. There are BND and AGG. They are very similar in nature. US 10 year Treasury Bond, chart, prices - FT.com Expense Ratio BND: 0.03% AGG: 0.03% The same. Turnover Rate BND: 40.00% AGG: 104.0% BNG seems better. Historical Performance Comparison Investment duration: 5 years with no tax on dividends BND wins a little with winning rate of 57.5%, but AGG wins 0.012% in return. Investment duration: 5 years with 30% tax on dividends AGG wins a little with winning rate of 65% and a 0.079% difference on average. Investment duration: 10 years with no tax on dividends AGG wins a little with winning rate of 67% and a 0.024% difference on average. Investment duration: 10 years with 30%  tax on dividends AGG wins a little with winning rate of 99% and a 0.095% difference on average. C...
Post a Comment
Read more