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VenHub Global Inc GAS-GARCH Student T Volatility Analysis

Volatility prediction for Monday, September 14th, 2026

1 Day

128.57%

increased by 37.11%

1 Week

141.72%

increased by 50.26%

1 Month

183.44%

increased by 91.98%

Analysis last updated: Friday, September 11, 2026 at 11:34 PM UTC

Date Range:

from

to

6M ·

All

graph of VenHub Global Inc GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 30, 2026 to Sep 11, 2026

Model Insight

With persistence 0.993, volatility shocks have a half-life of 98 trading days (~0.4 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate. Returns follow a Student-t distribution with v = 3.82 degrees of freedom, capturing fatter tails than a normal distribution.

𝑓

GAS-GARCH-T Model

Tap to view equation

High persistence: persistence 0.993, shock half-life ~98 daysv = 3.82 · fat tails
ParamValuet-stat
ωconst1,074.3974
1.48
αARCH0.2668
5.47***
βGARCH0.9930
256.71***
νDF3.8160
1.98**

0.993

Persistence

98d

Half-life
𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1,074.3974
1.48
α

ARCH

Response to squared shocks

0.2668
5.47***
β

GARCH

Volatility persistence

0.9930
256.71***
ν

DF

Student-t tail thickness

3.8160
1.98**

Persistence:

0.993

Half-life:

98 days