Historical Volatility (Parkinson) (120-Day)
Historical Volatility (Parkinson): The past volatility of the security over the selected time frame, calculated using the high and low prices on each trading day.
John Hancock Multifactor Mid Cap ETF (JHMM) had 120-Day Historical Volatility (Parkinson) of 0.1176 for 2026-01-20.
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