Historical Volatility (Close-to-Close) (30-Day)
Historical Volatility (Close-to-Close): The past volatility of the security over the selected time frame, calculated using the closing price on each trading day.
Axion Power International Inc. (AXPWQ) had 30-Day Historical Volatility (Close-to-Close) of 1.5699 for 2016-02-05.
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