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V-Lab

Vulcan Infrastructure and Power Inc GAS-GARCH Student T Volatility Analysis

Volatility prediction for Wednesday, August 26th, 2026

1 Day

95.97%

decreased by 2.59%

1 Week

100.63%

increased by 2.07%

1 Month

110.49%

increased by 11.93%

Analysis last updated: Tuesday, August 25, 2026 at 09:34 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

All

graph of Vulcan Infrastructure and Power Inc GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Sep 15, 2021 to Aug 21, 2026

Model Insight

Volatility shocks decay with a half-life of 7 trading days, meaning a shock loses half its impact after approximately 7 days. Returns follow a Student-t distribution with v = 4.56 degrees of freedom, capturing fatter tails than a normal distribution.

𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

58.0884
5.72***
α

ARCH

Response to squared shocks

0.0606
6.26***
β

GARCH

Volatility persistence

0.9075
72.90***
ν

DF

Student-t tail thickness

4.5645
1.62

Persistence:

0.907

Half-life:

7 days