V-Lab
Miami International Hold Inc MF2-GARCH Volatility Analysis
Volatility prediction for Monday, September 14th, 2026
1 Day
39.29%
increased by 8.96%
1 Week
41.62%
increased by 11.29%
1 Month
45.13%
increased by 14.80%
Analysis last updated: Saturday, September 12, 2026 at 12:19 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Aug 14, 2025 to Sep 11, 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
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Leverage: volatility responds almost entirely to negative shocks
| Param | Value | t-stat |
|---|---|---|
| mwindow | 56 | |
| αARCH | 0.0000 | 0.01 |
| βGARCH | 0.5925 | 96.30*** |
| γleverage | 0.4497 | 36.28*** |
| λ₁tau intercept | 0.0000 | 0.00 |
| λ₂forecast adj. | 0.4179 | 67.98*** |
| λ₃tau persistence | 0.3648 | 18.42*** |
0.817
Persistence3d
Half-lifeσ
MF2-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 56 | |
α ARCH Response to squared shocks | 0.0000 | 0.01 |
β GARCH Volatility persistence | 0.5925 | 96.30*** |
γ leverage Additional response to negative shocks | 0.4497 | 36.28*** |
λ₁ tau intercept Baseline long-term coefficient | 0.0000 | 0.00 |
λ₂ forecast adj. Forecast performance sensitivity | 0.4179 | 67.98*** |
λ₃ tau persistence Long-term factor persistence | 0.3648 | 18.42*** |
Persistence:
0.817
Half-life:
3 days
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