Historical Volatility (Parkinson) (180-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.
Invesco Dorsey Wright Consumer Staples Momentum ETF (PSL) had 180-Day Historical Volatility (Parkinson) of 0.0722 for 2026-01-20.
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