V-Lab
IBEX 35 Index EGARCH Volatility Analysis
Volatility prediction for Monday, September 7th, 2026
1 Day
12.74%
decreased by 0.51%
1 Week
13.10%
decreased by 0.15%
1 Month
14.40%
increased by 1.15%
Analysis last updated: Friday, September 4, 2026 at 04:04 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Sep 4, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 242% more than equivalent positive returns.
σ
EGARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0159 | 2.05** |
α ARCH Response to squared shocks | 0.1586 | 7.31*** |
β GARCH Volatility persistence | 0.9724 | 227.79*** |
γ leverage Additional response to negative shocks | -0.0869 | -6.05*** |
Persistence:
0.972
Half-life:
25 days
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