Historical Volatility (Parkinson) (20-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.
AllianzIM U.S. Equity Buffer15 Uncapped May ETF (MAYU) had 20-Day Historical Volatility (Parkinson) of 0.0334 for 2026-01-21.
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