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V-Lab
V-Lab

Guangdong Tianyu Semiconductor Co Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility prediction for Tuesday, September 15th, 2026

1 Day

44.41%

unchanged at 0.00%

1 Week

44.41%

unchanged at 0.00%

1 Month

44.41%

unchanged at 0.00%

Analysis last updated: Wednesday, September 16, 2026 at 07:25 PM UTC

Date Range:

from

to

6M ·

All

graph of Guangdong Tianyu Semiconductor Co Ltd S0GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Dec 5, 2025 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.

τ

Zero Slope Spline-GARCH Model

Tap to view equation

Time-varying baseline: volatility reverts to a slowly-shifting spline trend
ParamValuet-stat
ωconst1.4414
2.50**
αARCH0.0000
0.00
βGARCH0.0000
0.00
γi Spline Coefficients
K=6
γ1108.7519
1.08
γ2-204.0836
-1.43
γ3267.0052
2.83***
γ4-355.8432
-3.85***
γ5267.5268
3.23***
γ6-88.0200
-1.53

0.000

Persistence

-

Half-life
τ

Zero Slope Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.4414
2.50**
α

ARCH

Response to squared shocks

0.0000
0.00
β

GARCH

Volatility persistence

0.0000
0.00
γi Spline Coefficients
K=6
γ1108.7519
1.08
γ2-204.0836
-1.43
γ3267.0052
2.83***
γ4-355.8432
-3.85***
γ5267.5268
3.23***
γ6-88.0200
-1.53

Persistence:

0.000

Half-life:

-