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.
VanEck Emerging Markets High Yield Bond ETF (HYEM) had 20-Day Historical Volatility (Parkinson) of 0.0317 for 2026-01-20.
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