V-Lab
LME/COMEX Aluminum MF2-GARCH Volatility Analysis
Volatility prediction for Monday, August 17th, 2026
1 Day
28.74%
decreased by 0.20%
1 Week
30.11%
increased by 1.17%
1 Month
32.62%
increased by 3.68%
Analysis last updated: Saturday, August 15, 2026 at 05:13 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
May 6, 2014 to Aug 14, 2026Model 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
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 91 | |
α ARCH Response to squared shocks | 0.0729 | 1.73* |
β GARCH Volatility persistence | 0.8155 | 14.74*** |
γ leverage Additional response to negative shocks | -0.0729 | -1.71* |
λ₁ tau intercept Baseline long-term coefficient | 0.2342 | 0.06 |
λ₂ forecast adj. Forecast performance sensitivity | 0.9184 | 0.90 |
λ₃ tau persistence Long-term factor persistence | 0.0000 | 0.00 |
Persistence:
0.852
Half-life:
4 days
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