Historical Volatility (Parkinson) (10-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.
Vanguard European Stock Index Fund ETF Shares (VGK) had 10-Day Historical Volatility (Parkinson) of 0.0829 for 2026-06-03.
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