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V-Lab

Nitta Corp GJR-GARCH Volatility Analysis

Volatility prediction for Thursday, October 1st, 2026

1 Day

28.77%

decreased by 1.22%

1 Week

29.23%

decreased by 0.76%

1 Month

30.81%

increased by 0.82%

Analysis last updated: Thursday, October 1, 2026 at 09:03 PM UTC

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Date Range:

from

09/30/2024

to

09/30/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Nitta Corp GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 20, 1995 to Sep 25, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 154% more than equivalent positive returns.

σ

GJR-GARCH Model

Tap to view equation

Leverage: Negative returns increase volatility 154% more than positive returns
ParamValuet-stat
ωconst0.1126
4.35***
αARCH0.0537
5.04***
βGARCH0.8872
70.21***
γleverage0.0826
2.75***

0.982

Persistence

39d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.1126
4.35***
α

ARCH

Response to squared shocks

0.0537
5.04***
β

GARCH

Volatility persistence

0.8872
70.21***
γ

leverage

Additional response to negative shocks

0.0826
2.75***

Persistence:

0.982

Half-life:

39 days