V-Lab
CAC 40 Index MF2-GARCH Volatility Analysis
Volatility prediction for Monday, July 27th, 2026
1 Day
16.32%
decreased by 0.70%
1 Week
16.43%
decreased by 0.59%
1 Month
16.72%
decreased by 0.30%
Analysis last updated: Friday, July 24, 2026 at 04:03 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Jul 24, 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
MF2-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 66 | |
α ARCH Response to squared shocks | 0.0000 | 0.00 |
β GARCH Volatility persistence | 0.8642 | 260.15*** |
γ leverage Additional response to negative shocks | 0.1643 | 43.44*** |
λ₁ tau intercept Baseline long-term coefficient | 0.0082 | 4.24*** |
λ₂ forecast adj. Forecast performance sensitivity | 0.0308 | 3.90*** |
λ₃ tau persistence Long-term factor persistence | 0.9638 | 103.43*** |
Persistence:
0.946
Half-life:
13 days
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