Volatility is a statistical measure of the degree of variation in the price of a financial instrument over time. While volatility of a financial instrument is often seen as a risk, it can also present ...

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 ...

With investments, volatility refers to changes in an asset's or market's price — especially as measured against its usual behavior or a benchmark. Volatility is often expressed as a percentage: If a ...

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Volatility is a term used to refer to the variation in a trading price over time. The broader the scope of the price variation, the higher the volatility is considered to be. For example, a security ...