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.
iShares iBonds 2026 Term High Yield and Income ETF (IBHF) had 20-Day Historical Volatility (Parkinson) of 0.0285 for 2025-06-18.
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