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.
iShares U.S. Thematic Rotation Active ETF (THRO) had 180-Day Historical Volatility (Parkinson) of 0.1016 for 2026-01-20.
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