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Kei Industries Ltd GAS-GARCH Student T Volatility Analysis

Volatility prediction for Tuesday, September 15th, 2026

1 Day

47.12%

decreased by 2.41%

1 Week

47.77%

decreased by 1.76%

1 Month

49.32%

decreased by 0.21%

Analysis last updated: Wednesday, September 16, 2026 at 07:37 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Kei Industries Ltd GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jul 5, 2006 to Sep 11, 2026

Model Insight

Volatility shocks decay with a half-life of 9 trading days, meaning a shock loses half its impact after approximately 9 days. Returns follow a Student-t distribution with v = 3.58 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 9-day half-lifev = 3.58 · fat tails
ParamValuet-stat
ωconst10.4873
1.85*
αARCH0.1060
4.14***
βGARCH0.9217
20.32***
νDF3.5814
2.08**

0.922

Persistence

9d

Half-life
𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

10.4873
1.85*
α

ARCH

Response to squared shocks

0.1060
4.14***
β

GARCH

Volatility persistence

0.9217
20.32***
ν

DF

Student-t tail thickness

3.5814
2.08**

Persistence:

0.922

Half-life:

9 days