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Akita Bank Ltd GAS-GARCH Student T Volatility Analysis

Volatility prediction for Wednesday, October 7th, 2026

1 Day

39.31%

decreased by 3.45%

1 Week

38.70%

decreased by 4.06%

1 Month

36.77%

decreased by 5.99%

Analysis last updated: Wednesday, October 7, 2026 at 08:07 PM UTC

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Date Range:

from

10/06/2024

to

10/06/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Akita Bank Ltd GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 4, 1990 to Oct 2, 2026

Model Insight

Volatility shocks decay with a half-life of 16 trading days, meaning a shock loses half its impact after approximately 16 days. Returns follow a Student-t distribution with v = 5.09 degrees of freedom, capturing fatter tails than a normal distribution.

𝑓

GAS-GARCH-T Model

Tap to view equation

Shock decay: Shocks decay with a 16-day half-lifev = 5.09 · fat tails
ParamValuet-stat
ωconst3.8412
3.35***
αARCH0.0882
6.84***
βGARCH0.9566
70.59***
νDF5.0856
2.18**

0.957

Persistence

16d

Half-life
𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

3.8412
3.35***
α

ARCH

Response to squared shocks

0.0882
6.84***
β

GARCH

Volatility persistence

0.9566
70.59***
ν

DF

Student-t tail thickness

5.0856
2.18**

Persistence:

0.957

Half-life:

16 days