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V-Lab
V-Lab

Sansteel Minguang Co Ltd Fujian Zero Slope Spline-GARCH Volatility Analysis

Volatility prediction for Tuesday, September 15th, 2026

1 Day

30.75%

decreased by 1.05%

1 Week

31.57%

decreased by 0.23%

1 Month

33.87%

increased by 2.07%

Analysis last updated: Wednesday, September 16, 2026 at 04:26 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Sansteel Minguang Co Ltd Fujian S0GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 26, 2007 to Sep 14, 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

Time-varying baseline: volatility reverts to a slowly-shifting spline trend
ParamValuet-stat
ωconst1.1218
5.71***
αARCH0.0911
6.97***
βGARCH0.8599
42.18***
γi Spline Coefficients
K=5
γ1-0.1863
-4.01***
γ20.3361
4.88***
γ3-0.2686
-4.93***
γ40.2054
3.68***
γ5-0.1137
-2.68***

0.951

Persistence

14d

Half-life
τ

Zero Slope Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.1218
5.71***
α

ARCH

Response to squared shocks

0.0911
6.97***
β

GARCH

Volatility persistence

0.8599
42.18***
γi Spline Coefficients
K=5
γ1-0.1863
-4.01***
γ20.3361
4.88***
γ3-0.2686
-4.93***
γ40.2054
3.68***
γ5-0.1137
-2.68***

Persistence:

0.951

Half-life:

14 days