V-Lab
CBOE VIX Tail Hedge Index GJR-GARCH Volatility Analysis
Volatility prediction for Friday, September 11th, 2026
1 Day
9.59%
decreased by 0.21%
1 Week
9.89%
increased by 0.09%
1 Month
10.92%
increased by 1.12%
Analysis last updated: Friday, September 11, 2026 at 11:30 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Mar 31, 2006 to Sep 4, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 234% more than equivalent positive returns.
σ
GJR-GARCH Model
Tap to view equation
Leverage: Negative returns increase volatility 234% more than positive returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0178 | 4.74*** |
| αARCH | 0.0546 | 1.84* |
| βGARCH | 0.8655 | 47.39*** |
| γleverage | 0.1278 | 2.88*** |
0.984
Persistence43d
Half-lifeσ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0178 | 4.74*** |
α ARCH Response to squared shocks | 0.0546 | 1.84* |
β GARCH Volatility persistence | 0.8655 | 47.39*** |
γ leverage Additional response to negative shocks | 0.1278 | 2.88*** |
Persistence:
0.984
Half-life:
43 days
Other CBOE VIX Tail Hedge Index Analyses
Other GJR-GARCH Analyses on Volatility Indices