V-Lab
RWE AG GJR-GARCH Volatility Analysis
Volatility prediction for Friday, September 11th, 2026
1 Day
20.49%
decreased by 0.49%
1 Week
20.72%
decreased by 0.26%
1 Month
21.54%
increased by 0.56%
Analysis last updated: Friday, September 11, 2026 at 07:13 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 127% more than equivalent positive returns.
σ
GJR-GARCH Model
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Leverage: Negative returns increase volatility 127% more than positive returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0381 | 4.71*** |
| αARCH | 0.0351 | 4.43*** |
| βGARCH | 0.9311 | 133.77*** |
| γleverage | 0.0445 | 2.64*** |
0.988
Persistence60d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0381 | 4.71*** |
α ARCH Response to squared shocks | 0.0351 | 4.43*** |
β GARCH Volatility persistence | 0.9311 | 133.77*** |
γ leverage Additional response to negative shocks | 0.0445 | 2.64*** |
Persistence:
0.988
Half-life:
60 days
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