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V-Lab

Kyoritsu Maintenance Co Ltd EGARCH Volatility Analysis

Volatility prediction for Monday, August 10th, 2026

1 Day

28.22%

decreased by 1.63%

1 Week

29.76%

decreased by 0.09%

1 Month

30.78%

increased by 0.93%

Analysis last updated: Saturday, August 8, 2026 at 07:55 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Kyoritsu Maintenance Co Ltd EGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 20, 2021 to Aug 7, 2026

Model Insight

Volatility shocks decay with a half-life of 1 trading day, meaning a shock loses half its impact after approximately 1 day.

σ

EGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.5283
10.86***
α

ARCH

Response to squared shocks

0.3069
17.03***
β

GARCH

Volatility persistence

0.6079
16.69***
γ

leverage

Additional response to negative shocks

-0.0366
-1.58

Persistence:

0.608

Half-life:

1 days