Historical Volatility (Parkinson) (30-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 U.S. Tech Breakthrough Multisector ETF (TECB) had 30-Day Historical Volatility (Parkinson) of 0.1133 for 2025-05-30.
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