V-Lab
BetaPro NASDAQ-100 2x Daily Bull ETF GJR-GARCH Volatility Analysis
Volatility prediction for Wednesday, August 19th, 2026
1 Day
39.67%
increased by 6.69%
1 Week
39.75%
increased by 6.77%
1 Month
40.02%
increased by 7.04%
Analysis last updated: Wednesday, August 19, 2026 at 09:08 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jun 18, 2008 to Aug 14, 2026Model Insight
This asset exhibits a strong leverage effect: volatility responds almost entirely to negative shocks. The ARCH response to positive shocks is negligible.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.1904 | 18.96*** |
α ARCH Response to squared shocks | 0.0109 | 2.42** |
β GARCH Volatility persistence | 0.8762 | 269.03*** |
γ leverage Additional response to negative shocks | 0.1690 | 21.21*** |
Persistence:
0.972
Half-life:
24 days
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