Volatility is important for position sizing, determining risk, calculating stops and profit-targets, and rebalancing portfolios. Average true range is a useful measure for position sizing in futures ...

Low 20-day historical volatility and outperformance is bad combination for the SPX The S&P 500 Index (SPX) has been calm lately, as measured by the 20-day historical volatility (HV). The 20-day HV ...

Option buyers should be wary when implied volatility appears to be running much higher than historical Today we are taking a closer look at volatility -- specifically, what it means when there is an ...

Here I delve into the idea of investor complacency and show how my complacency indicator works. It has helped me to avoid some of the pain associated with markets turning bullish to bearish.

Today we are taking a closer look at volatility -- specifically, what it means when there is an abundance or lack of volatility, as well as the two primary types of volatility each options trader must ...