volatility
Sign in to savethe degree of variation of a trading price series over time, usually measured by the standard deviation of logarithmic returns
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- Instance of
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- Part of
- technical analysis
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- manifestation of
- uncertainty
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Encyclopedic overview
CBOE Volatility Index (VIX) from December 1985 to May 2012 (daily closings)
In finance, volatility (usually denoted by "σ") is the degree of variation of a trading price series over time, usually measured by the standard deviation of logarithmic returns.
Excerpted from Wikipedia’s “volatility” article, available under the CC BY-SA 4.0 licence.