Vulcan Infrastructure and Power Inc GARCH Volatility Analysis
Volatility prediction for Monday, October 19th, 2026
1 Day
96.89%
decreased by 1.16%
1 Week
101.04%
increased by 2.99%
1 Month
110.19%
increased by 12.14%
Analysis last updated: Friday, October 16, 2026 at 10:43 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 16, 2026Boundary Parameters
Model Insight
Volatility shocks decay with a half-life of 8 trading days, meaning a shock loses half its impact after approximately 8 days.
σ
GARCH Model
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Shock decay: Shocks decay with a 8-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 5.0000 | 2.03** |
| αARCH | 0.0726 | 2.88*** |
| βGARCH | 0.8409 | 14.56*** |
0.914
Persistence8d
Half-lifeσ
GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 5.0000 | 2.03** |
α ARCH Response to squared shocks | 0.0726 | 2.88*** |
β GARCH Volatility persistence | 0.8409 | 14.56*** |
Persistence:
0.914
Half-life:
8 days
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