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V-Lab

Zensho Holdings Co Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility prediction for Tuesday, July 14th, 2026

1 Day

47.54%

increased by 0.03%

1 Week

47.71%

increased by 0.20%

1 Month

47.94%

increased by 0.43%

Analysis last updated: Tuesday, July 14, 2026 at 06:32 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Zensho Holdings Co Ltd S0GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jul 21, 2020 to Jul 10, 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 3 trading days.

τ

Zero Slope Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.9316
5.02***
α

ARCH

Response to squared shocks

0.0832
2.17**
β

GARCH

Volatility persistence

0.7243
4.43***
γi Spline Coefficients
K=5
γ10.1974
0.38
γ20.4526
0.56
γ3-1.3853
-1.99**
γ41.2445
2.02**
γ5-0.7876
-2.11**

Persistence:

0.808

Half-life:

3 days