V-Lab
Vulcan Infrastructure and Power Inc MF2-GARCH Volatility Analysis
Volatility prediction for Monday, October 5th, 2026
1 Day
88.89%
decreased by 1.97%
1 Week
95.21%
increased by 4.35%
1 Month
104.40%
increased by 13.54%
Analysis last updated: Friday, October 2, 2026 at 11:08 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Sep 15, 2021 to Oct 2, 2026Boundary Parameters
Model Insight
Volatility shocks decay with a half-life of 1 trading day, meaning a shock loses half its impact after approximately 1 day.
σ
MF2-GARCH Model
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Shock decay: Shocks decay with a 1-day half-life
| Param | Value | t-stat |
|---|---|---|
| mwindow | 21 | |
| αARCH | 0.1530 | 2.37** |
| βGARCH | 0.4687 | 3.11*** |
| γleverage | -0.0836 | -1.03 |
| λ₁tau intercept | 10.0000 | 0.52 |
| λ₂forecast adj. | 0.1492 | 0.59 |
| λ₃tau persistence | 0.6850 | 1.19 |
0.580
Persistence1d
Half-lifeσ
MF2-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 21 | |
α ARCH Response to squared shocks | 0.1530 | 2.37** |
β GARCH Volatility persistence | 0.4687 | 3.11*** |
γ leverage Additional response to negative shocks | -0.0836 | -1.03 |
λ₁ tau intercept Baseline long-term coefficient | 10.0000 | 0.52 |
λ₂ forecast adj. Forecast performance sensitivity | 0.1492 | 0.59 |
λ₃ tau persistence Long-term factor persistence | 0.6850 | 1.19 |
Persistence:
0.580
Half-life:
1 days
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