TD Ameritrade Review 2026: Pros & Cons

Thomas on Instagram: "When backtesting any strategy, manual or programmatic, it is critically important that you have a grasp on how confident you can be in your performance statistics. It’s very easy to perform a small back test of, say, under 100 trades with sizable variability in returns, drawdown, run-up, etc., and derive metrics from them that look favorable. If you don’t scrutinize those metrics and understand how confident you can be in their accuracy, then your backtest has little utilit