Investors understand intuitively that some stocks are riskier than others. The capital asset pricing model attempts to quantify the common perception of risk using a term called beta. By understanding ...

Find out why volatility plays a key role in the valuation of awards based on total shareholder returns. Volatility is a measure of how much the price of a security, such as a share of stock, changes ...

Despite a recent uptick to a more normal level near 16, the Cboe Volatility Index has averaged around just 12.8 over the past 30 trading days as of July 18, indicating relative calm in U.S. equities.