V-Lab
Capgemini Se EGARCH Volatility Analysis
Volatility prediction for Tuesday, September 8th, 2026
1 Day
39.27%
increased by 2.05%
1 Week
39.19%
increased by 1.97%
1 Month
38.92%
increased by 1.70%
Analysis last updated: Tuesday, September 8, 2026 at 08:05 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Apr 16, 2004 to Sep 4, 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
EGARCH Model
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Leverage: volatility responds almost entirely to negative shocks
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0271 | 1.31 |
| αARCH | 0.0688 | 5.36*** |
| βGARCH | 0.9839 | 143.18*** |
| γleverage | -0.0611 | -4.92*** |
0.984
Persistence43d
Half-lifeσ
EGARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0271 | 1.31 |
α ARCH Response to squared shocks | 0.0688 | 5.36*** |
β GARCH Volatility persistence | 0.9839 | 143.18*** |
γ leverage Additional response to negative shocks | -0.0611 | -4.92*** |
Persistence:
0.984
Half-life:
43 days
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