Backtest MFS Active Intermediate Muni Bond ETF using a moving average strategy

Here's how to backtest a trading strategy or backtest a portfolio for MFSM using our backtest tool. PyInvesting provides the backtesting software for you to backtest your investment strategy. Our backtest software is written using Python code and allows you to backtest stock, backtest etf, backtest options, backtest crypto and backtest forex online. Our backtesting Python framework is highly robust and gives you a realistic simulation of how your strategy would have performed in the past using backtest data.