V-Lab
Betapro Nasdaq-100 -2X D ETF GJR-GARCH Volatility Analysis
Volatility prediction for Thursday, July 30th, 2026
1 Day
54.45%
increased by 6.11%
1 Week
54.29%
increased by 5.95%
1 Month
53.71%
increased by 5.37%
Analysis last updated: Thursday, July 30, 2026 at 09:05 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jun 18, 2008 to Jul 24, 2026Model Insight
This asset shows a rare inverse leverage effect: volatility responds almost entirely to positive returns, rising far more after gains than after losses. This is the reverse of the usual leverage effect, rare among risky assets.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.1780 | 17.38*** |
α ARCH Response to squared shocks | 0.2004 | 24.25*** |
β GARCH Volatility persistence | 0.8786 | 288.74*** |
γ leverage Additional response to negative shocks | -0.1943 | -21.99*** |
Persistence:
0.982
Half-life:
38 days
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