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V-Lab

Kei Industries Ltd GAS-GARCH Student T Volatility Analysis

Volatility prediction for Monday, July 20th, 2026

1 Day

41.26%

increased by 6.85%

1 Week

42.84%

increased by 8.43%

1 Month

46.53%

increased by 12.12%

Analysis last updated: Sunday, July 19, 2026 at 12:27 AM 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 Jul 17, 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 = 3.61 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

10.4443
7.47***
α

ARCH

Response to squared shocks

0.1056
16.59***
β

GARCH

Volatility persistence

0.9226
83.05***
ν

DF

Student-t tail thickness

3.6145
8.19***

Persistence:

0.923

Half-life:

9 days