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V-Lab

Nissan Motor Co Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility prediction for Monday, August 24th, 2026

1 Day

53.34%

decreased by 3.57%

1 Week

53.07%

decreased by 3.84%

1 Month

52.25%

decreased by 4.66%

Analysis last updated: Saturday, August 22, 2026 at 11:14 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Nissan Motor Co Ltd S0GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 3, 1990 to Aug 21, 2026

Model Insight

This model fits a time-varying baseline (a spline), so volatility mean-reverts toward a slowly-shifting long-run level rather than a constant. Short-run deviations decay with a half-life of 14 trading days.

τ

Zero Slope Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.0923
5.47***
α

ARCH

Response to squared shocks

0.1125
10.16***
β

GARCH

Volatility persistence

0.8399
54.77***
γi Spline Coefficients
K=9
γ1-0.0175
-0.39
γ20.0857
1.28
γ3-0.1962
-4.20***
γ40.2523
5.54***
γ5-0.1763
-3.35***
γ60.0129
0.25
γ70.1246
2.89***
γ8-0.1145
-2.51**
γ90.0168
0.46

Persistence:

0.952

Half-life:

14 days