Backtesting is a crucial activity you must perform before starting a trading process. It helps traders avoid risk and earn better profits. Analysing a trading strategy’s past performance helps predict its future performance. It is believed that a trading strategy that was successful in the past would deliver better results in the future. This helps traders choose the right trading strategy. It is a pure risk management activity. It is advised to know how a backtesting report looks. Based on the backtesting report, one can optimise the trading strategy based on market conditions. It is possible to tailor a trading strategy based on your individual preferences.
Trading strategies can be put into practice with less risk aversion thanks to backtesting. Backtesting can be done in two ways manually or through automation. There are certain steps to backtest trading, here is a step-by-step guide:
Table of Contents
Define A Trading Strategy
First, you must come up with a trading plan. Devise a trading plan based on your current trade, market conditions, asset class, etc. List the parameters of your trading strategy. This helps to evaluate a trading strategy. Develop an in-depth plan for your trading strategy before you start backtesting. This is the first step in backtesting. You must be aware of your trading strategy before you proceed with backtesting.
Decide On Your Asset Class
The asset class is an important parameter of your trading strategy. This determines the quantity of past data to be collected for backtesting. Your asset class also depends on the type of trade you choose.
Collect Historical Data
Historical data is an important prerequisite for performing backtesting. Look for past data for your trade. Get historical data from a broker or data vendor. Go for data that is free from errors and of good quality. This gives accurate backtesting results. Choose data based on the timeframe of your trade. You may need less data for a short-term trading strategy and more historical data for a long-term trading strategy.
Identify Your Market
Decide on the type of market you wish to trade. Choose a market based on certain factors like profit, risk, and time. Choosing the right market for backtesting is important to evaluate its performance.
Decide On A Timeframe
Choose a timeframe for your trade. Decide on a period for your trade. There is a specific timeframe based on your trade. The time period for backtesting your trading strategy depends on the type of trade and your asset class. Choose a time frame based on the current market conditions. You may witness different results with different time frames.
Start Backtesting
Perform backtesting based on the above prerequisites. Look for relevant trades in the market. analyse price movements. Start with buy or sell signals. Start analysing the results based on certain metrics.
Calculate Net Return
Determine the cost related to your trade. Compare the net return with the initial capital of your trade to know the net percentage return. This gives a clear picture of how your trading strategy behaves in specific market conditions. The success and failure of a trading strategy can be measured by the net percentage return.
Analyze Performance
Calculate the following metrics to analyse the performance of your trading strategy.
- Cumulative return
- Annualized return
- Annualized Volatility
- Sharpe ratio
Tips In Backtesting
Here are the tips for performing an effective backtest:
- Take into account different market scenarios
- Make sure the volatility is low
- Choose only relevant data
- Do not over-optimize your trading strategy.
The development of any trading system should begin with a backtest of the trading strategy. Before putting actual money at risk, it enables traders to optimise their plans, validate their hypotheses, and develop confidence in their strategy. The bottom line is that backtesting is crucial for effective trading because it aids in the development of strategies that are more likely to be successful over the long term.