V-Lab
-1x Short VIX Futures ETF GJR-GARCH Volatility Analysis
Volatility prediction for Monday, July 27th, 2026
1 Day
59.40%
decreased by 5.10%
1 Week
59.66%
decreased by 4.84%
1 Month
60.24%
decreased by 4.26%
Analysis last updated: Friday, July 24, 2026 at 09:39 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Mar 29, 2022 to Jul 24, 2026Model Insight
Volatility shocks decay with a half-life of 7 trading days, meaning a shock loses half its impact after approximately 7 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.4176 | 12.31*** |
α ARCH Response to squared shocks | 0.0000 | 0.00 |
β GARCH Volatility persistence | 0.7623 | 61.71*** |
γ leverage Additional response to negative shocks | 0.2827 | 8.97*** |
Persistence:
0.904
Half-life:
7 days
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