
Why Backtest?
- Avoid costly live-market experiments.
Step 1: Choose Software
- QuantConnect (for algo traders).
- TradingView (for manual testing).
Step 2: Test Realistic Conditions
- Include slippage and commission costs.
Step 3: Avoid Curve-Fitting
- Why 99% “perfect” strategies fail in life.
Case Study
A simple moving average crossover was tested on 10 years of data.
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