History Stock Market Data for backtesting

How do you know which stock market data is pertinent? One way is to use a well known data service like Prophet

Stock Market History The history of the stock market is both fascinating and full of useful information for building a trading system.

Provide more timely stock market research and stock market data so that informed clients make better trading decisions. This leads to higher gains for them.

By backtesting you can be sure that your trading system works over time. New backtesting rules will help you find optimum strategies. Backtesting Results will not predict the future, however it will give you a good idea if your trading system will work.

Typically stock market data is presented as Open, High, Low, Close and Volume. Be sure that your stock data comes in this format.