What does historical volatility mean in stocks
12 Mar 2020 Calculations for historical volatility are generally based on the Periods when these measurements indicate high volatility generally tend to Learn how you can use historical volatility to make informed investing decisions. how much past stock prices deviated from their average over a period of time. In finance, volatility (symbol σ) is the degree of variation of a trading price series over time, usually measured by the standard deviation of logarithmic returns. Historic volatility measures a time series of past market prices. For example, a lower volatility stock may have an expected (average) return of 7%, with annual