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Onex Corp (Japan) Zero Slope Spline-GARCH Volatility Analysis

Volatility prediction for Friday, September 11th, 2026

1 Day

40.12%

decreased by 1.19%

1 Week

45.45%

increased by 4.14%

1 Month

55.68%

increased by 14.37%

Analysis last updated: Friday, September 11, 2026 at 08:12 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Onex Corp (Japan) S0GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Feb 26, 1997 to Sep 4, 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 7 trading days.

τ

Zero Slope Spline-GARCH Model

Tap to view equation

Time-varying baseline: volatility reverts to a slowly-shifting spline trend
ParamValuet-stat
ωconst1.1143
3.67***
αARCH0.1979
5.27***
βGARCH0.7094
15.78***
γi Spline Coefficients
K=8
γ1-0.1931
-3.50***
γ20.2834
3.39***
γ3-0.0839
-1.15
γ4-0.0898
-1.13
γ50.1734
2.02**
γ6-0.1910
-2.34**
γ70.2481
3.48***
γ8-0.2225
-4.31***

0.907

Persistence

7d

Half-life
τ

Zero Slope Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.1143
3.67***
α

ARCH

Response to squared shocks

0.1979
5.27***
β

GARCH

Volatility persistence

0.7094
15.78***
γi Spline Coefficients
K=8
γ1-0.1931
-3.50***
γ20.2834
3.39***
γ3-0.0839
-1.15
γ4-0.0898
-1.13
γ50.1734
2.02**
γ6-0.1910
-2.34**
γ70.2481
3.48***
γ8-0.2225
-4.31***

Persistence:

0.907

Half-life:

7 days