Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

The simple moving average, or SMA, is one of the most common pieces of technical data that investors rely on. In the case of the 200-day SMA, it shows you the stock’s average price over the past 200 ...

What Is A Moving Average? Moving averages are important in many time series data applications. The study of moving averages is part of the academic disciplines of statistics and mathematics.

The 200-day simple moving average is a reliable indicator for determining a bullish or bearish bias in SPY. The 200-day SMA strategy has outperformed a buy and hold approach since 2000, especially ...