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V-Lab

Wenzhou Yihua Connector Co., Ltd. GAS-GARCH Student T Volatility Analysis

Volatility prediction for Tuesday, August 25th, 2026

1 Day

61.88%

decreased by 3.21%

1 Week

62.17%

decreased by 2.92%

1 Month

63.13%

decreased by 1.96%

Analysis last updated: Tuesday, August 25, 2026 at 06:20 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Wenzhou Yihua Connector Co., Ltd. GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Sep 7, 2017 to Aug 21, 2026

Model Insight

Volatility shocks decay with a half-life of 24 trading days, meaning a shock loses half its impact after approximately 24 days. Returns follow a Student-t distribution with v = 6.67 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

17.8355
5.26***
α

ARCH

Response to squared shocks

0.1041
15.86***
β

GARCH

Volatility persistence

0.9720
150.24***
ν

DF

Student-t tail thickness

6.6667
3.86***

Persistence:

0.972

Half-life:

24 days