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V-Lab

Guangdong Tianyu Semiconductor Co Ltd GAS-GARCH Student T Volatility Analysis

Volatility prediction for Tuesday, July 14th, 2026

1 Day

89.48%

increased by 2.28%

1 Week

90.64%

increased by 3.44%

1 Month

94.55%

increased by 7.35%

Analysis last updated: Tuesday, July 14, 2026 at 06:46 PM UTC

Date Range:

from

to

6M ·

All

graph of Guangdong Tianyu Semiconductor Co Ltd GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Dec 5, 2025 to Jul 10, 2026

Model Insight

Volatility shocks decay with a half-life of 30 trading days, meaning a shock loses half its impact after approximately 30 days. Returns follow a Student-t distribution with v = 3.85 degrees of freedom, capturing fatter tails than a normal distribution.

𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

50.5959
5.02***
α

ARCH

Response to squared shocks

0.1348
13.14***
β

GARCH

Volatility persistence

0.9774
181.91***
ν

DF

Student-t tail thickness

3.8523
8.38***

Persistence:

0.977

Half-life:

30 days