The VIX, or "fear gauge," measures expected stock market volatility over 30 days. A higher VIX suggests increased market stress and potential stock market declines. Stock market uncertainty from ...

The VIX is flashing a warning sign. The Cboe Volatility Index, a closely watched, options-derived measure of expected volatility in the S&P 500, was surging in the wake of President Donald Trump's ...

Stocks are volatile. That much is understood by most investors, but what exactly is volatility and how is it measured for the overall stock market? You may have seen references to something called the ...

Most experienced investors will agree that timing the market is difficult to do very well for very long. Eventually, you're just going to be thrown an unexpected curveball that unwinds all of your ...

Learn how the Ulcer Index measures downside risk through depth and duration of declines. Discover its calculation and ...