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V-Lab
V-Lab

Nissui Corp EGARCH Volatility Analysis

Volatility prediction for Thursday, September 10th, 2026

1 Day

30.88%

increased by 0.68%

1 Week

31.50%

increased by 1.30%

1 Month

33.61%

increased by 3.41%

Analysis last updated: Thursday, September 10, 2026 at 07:47 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Nissui Corp EGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 3, 1990 to Sep 4, 2026

Model Insight

Volatility shocks decay with a half-life of 20 trading days, meaning a shock loses half its impact after approximately 20 days.

σ

EGARCH Model

Tap to view equation

Shock decay: Shocks decay with a 20-day half-life
ParamValuet-stat
ωconst0.0657
4.87***
αARCH0.1904
8.59***
βGARCH0.9659
140.44***
γleverage-0.0360
-1.83*

0.966

Persistence

20d

Half-life
σ

EGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0657
4.87***
α

ARCH

Response to squared shocks

0.1904
8.59***
β

GARCH

Volatility persistence

0.9659
140.44***
γ

leverage

Additional response to negative shocks

-0.0360
-1.83*

Persistence:

0.966

Half-life:

20 days