V-Lab
CBOE VIX Tail Hedge Index GJR-GARCH Volatility Analysis
Volatility prediction for Friday, July 24th, 2026
1 Day
11.64%
increased by 1.38%
1 Week
11.83%
increased by 1.57%
1 Month
12.51%
increased by 2.25%
Analysis last updated: Friday, July 24, 2026 at 11:38 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Mar 31, 2006 to Jul 17, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 232% more than equivalent positive returns.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0179 | 19.01*** |
α ARCH Response to squared shocks | 0.0549 | 7.36*** |
β GARCH Volatility persistence | 0.8657 | 189.01*** |
γ leverage Additional response to negative shocks | 0.1271 | 11.35*** |
Persistence:
0.984
Half-life:
43 days
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