Annualized Volatility

Some articles on annualized volatility, volatility:

Volatility (finance) - Mathematical Definition
... The annualized volatility σ is the standard deviation of the instrument's yearly logarithmic returns ... The generalized volatility σT for time horizon T in years is expressed as Therefore, if the daily logarithmic returns of a stock have a standard deviation of σSD and the time period of ... Then, if σSD = 0.01 the annualized volatility is The monthly volatility (i.e ...