V-Lab
COMEX Silver MF2-GARCH Volatility Analysis
Volatility prediction for Monday, September 21st, 2026
1 Day
38.03%
decreased by 0.51%
1 Week
38.38%
decreased by 0.16%
1 Month
39.10%
increased by 0.56%
Analysis last updated: Saturday, September 19, 2026 at 04:12 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Aug 30, 2000 to Sep 18, 2026Model Insight
Volatility shocks decay with a half-life of 6 trading days, meaning a shock loses half its impact after approximately 6 days.
σ
MF2-GARCH Model
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Shock decay: Shocks decay with a 6-day half-life
| Param | Value | t-stat |
|---|---|---|
| mwindow | 51 | |
| αARCH | 0.0834 | 3.88*** |
| βGARCH | 0.8211 | 22.83*** |
| γleverage | -0.0187 | -0.79 |
| λ₁tau intercept | 0.0571 | 1.95* |
| λ₂forecast adj. | 0.0812 | 2.53** |
| λ₃tau persistence | 0.9063 | 24.08*** |
0.895
Persistence6d
Half-lifeσ
MF2-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 51 | |
α ARCH Response to squared shocks | 0.0834 | 3.88*** |
β GARCH Volatility persistence | 0.8211 | 22.83*** |
γ leverage Additional response to negative shocks | -0.0187 | -0.79 |
λ₁ tau intercept Baseline long-term coefficient | 0.0571 | 1.95* |
λ₂ forecast adj. Forecast performance sensitivity | 0.0812 | 2.53** |
λ₃ tau persistence Long-term factor persistence | 0.9063 | 24.08*** |
Persistence:
0.895
Half-life:
6 days
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