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.
Fidelity Dynamic Buffered Equity ETF (FBUF) had 180-Day Historical Volatility (Parkinson) of 0.0564 for 2026-10-19.
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