Skip to main content
V-Lab
V-Lab

Guangdong Tianyu Semiconductor Co Ltd MF2-GARCH Volatility Analysis

Volatility prediction for Wednesday, October 7th, 2026

1 Day

40.61%

decreased by 1.84%

1 Week

40.55%

decreased by 1.90%

1 Month

56.63%

increased by 14.18%

Analysis last updated: Wednesday, October 7, 2026 at 06:49 PM UTC

Press Delete or Backspace to remove this series.
Date Range:

from

10/06/2024

to

10/06/2026

6M ·

All

graph of Guangdong Tianyu Semiconductor Co Ltd MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Dec 5, 2025 to Oct 2, 2026

Model Insight

With persistence 0.995, volatility shocks have a half-life of 138 trading days (~0.5 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

Leverage: volatility responds almost entirely to negative shocks

σ

MF2-GARCH Model

Tap to view equation

High persistence: persistence 0.995, shock half-life ~138 daysLeverage: volatility responds almost entirely to negative shocks
ParamValuet-stat
mwindow91
αARCH0.0000
0.01
βGARCH0.9711
627.30***
γleverage0.0479
35.12***
λ₁tau intercept0.0000
0.00
λ₂forecast adj.0.1415
2.52**
λ₃tau persistence0.7578
46.14***

0.995

Persistence

138d

Half-life
σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

91
α

ARCH

Response to squared shocks

0.0000
0.01
β

GARCH

Volatility persistence

0.9711
627.30***
γ

leverage

Additional response to negative shocks

0.0479
35.12***
λ₁

tau intercept

Baseline long-term coefficient

0.0000
0.00
λ₂

forecast adj.

Forecast performance sensitivity

0.1415
2.52**
λ₃

tau persistence

Long-term factor persistence

0.7578
46.14***

Persistence:

0.995

Half-life:

138 days