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V-Lab
V-Lab

Taisei Corp GARCH Volatility Analysis

Volatility prediction for Thursday, October 8th, 2026

1 Day

31.22%

decreased by 0.48%

1 Week

31.71%

increased by 0.01%

1 Month

33.31%

increased by 1.61%

Analysis last updated: Thursday, October 8, 2026 at 07:44 PM UTC

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Date Range:

from

10/07/2024

to

10/07/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Taisei Corp GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 3, 1990 to Oct 2, 2026

Model Insight

Volatility shocks decay with a half-life of 26 trading days, meaning a shock loses half its impact after approximately 26 days.

σ

GARCH Model

Tap to view equation

Shock decay: Shocks decay with a 26-day half-life
ParamValuet-stat
ωconst0.1665
4.26***
αARCH0.1034
9.39***
βGARCH0.8698
57.94***

0.973

Persistence

26d

Half-life
σ

GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.1665
4.26***
α

ARCH

Response to squared shocks

0.1034
9.39***
β

GARCH

Volatility persistence

0.8698
57.94***

Persistence:

0.973

Half-life:

26 days