V-Lab
G-Devs SA MF2-GARCH Volatility Analysis
Volatility prediction for Monday, October 5th, 2026
1 Day
101.86%
increased by 17.34%
1 Week
127.07%
increased by 42.55%
1 Month
156.86%
increased by 72.34%
Analysis last updated: Saturday, October 3, 2026 at 11:09 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Nov 4, 2024 to Oct 2, 2026Boundary Parameters
Model Insight
Volatility shocks decay with a half-life of 4 trading days, meaning a shock loses half its impact after approximately 4 days.
σ
MF2-GARCH Model
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Shock decay: Shocks decay with a 4-day half-life
| Param | Value | t-stat |
|---|---|---|
| mwindow | 126 | |
| αARCH | 0.7449 | 6.41*** |
| βGARCH | 0.0000 | 0.00 |
| γleverage | 0.1521 | 0.63 |
| λ₁tau intercept | 10.0000 | 3.82*** |
| λ₂forecast adj. | 0.0000 | 0.00 |
| λ₃tau persistence | 0.9150 | 35.79*** |
0.821
Persistence4d
Half-lifeσ
MF2-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 126 | |
α ARCH Response to squared shocks | 0.7449 | 6.41*** |
β GARCH Volatility persistence | 0.0000 | 0.00 |
γ leverage Additional response to negative shocks | 0.1521 | 0.63 |
λ₁ tau intercept Baseline long-term coefficient | 10.0000 | 3.82*** |
λ₂ forecast adj. Forecast performance sensitivity | 0.0000 | 0.00 |
λ₃ tau persistence Long-term factor persistence | 0.9150 | 35.79*** |
Persistence:
0.821
Half-life:
4 days
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