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V-Lab
V-Lab

Zhejiang Walrus New Material Co Ltd Spline-GARCH Volatility Analysis

Volatility prediction for Tuesday, September 8th, 2026

1 Day

34.83%

decreased by 0.60%

1 Week

36.92%

increased by 1.49%

1 Month

41.19%

increased by 5.76%

Analysis last updated: Tuesday, September 8, 2026 at 07:50 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Zhejiang Walrus New Material Co Ltd SGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Oct 8, 2020 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

Spline-GARCH Model

Tap to view equation

Time-varying baseline: volatility reverts to a slowly-shifting spline trend
ParamValuet-stat
ωconst1.2614
8.25***
αARCH0.1047
3.74***
βGARCH0.7984
14.33***
γi Spline Coefficients
K=1
γ10.0352
1.02

0.903

Persistence

7d

Half-life
τ

Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.2614
8.25***
α

ARCH

Response to squared shocks

0.1047
3.74***
β

GARCH

Volatility persistence

0.7984
14.33***
γi Spline Coefficients
K=1
γ10.0352
1.02

Persistence:

0.903

Half-life:

7 days