V-Lab
Swiss Market Index GJR-GARCH Volatility Analysis
Volatility prediction for Monday, August 17th, 2026
1 Day
11.85%
increased by 0.39%
1 Week
12.33%
increased by 0.87%
1 Month
13.69%
increased by 2.23%
Analysis last updated: Friday, August 14, 2026 at 05:04 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 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 | 0.0478 | 22.77*** |
α ARCH Response to squared shocks | 0.0271 | 6.36*** |
β GARCH Volatility persistence | 0.8350 | 269.08*** |
γ leverage Additional response to negative shocks | 0.1906 | 20.23*** |
Persistence:
0.957
Half-life:
16 days
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