Historical Volatility (Close-to-Close) (20-Day)
Historical Volatility (Close-to-Close): The past volatility of the security over the selected time frame, calculated using the closing price on each trading day.
Direxion Daily AI and Big Data Bull 2X Shares (AIBU) had 20-Day Historical Volatility (Close-to-Close) of 0.5770 for 2025-05-30.
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