Historical Volatility (Parkinson) (90-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.
Invesco NASDAQ Next Gen 100 ETF (QQQJ) had 90-Day Historical Volatility (Parkinson) of 0.2658 for 2025-05-23.
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