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V-Lab

Fujian Yanjing Huiquan Brewery Co Ltd GAS-GARCH Student T Volatility Analysis

Volatility prediction for Monday, July 27th, 2026

1 Day

36.63%

decreased by 2.73%

1 Week

36.98%

decreased by 2.38%

1 Month

38.16%

decreased by 1.20%

Analysis last updated: Saturday, July 25, 2026 at 10:19 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Fujian Yanjing Huiquan Brewery Co Ltd GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Feb 26, 2003 to Jul 24, 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 = 4.41 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

7.6390
5.10***
α

ARCH

Response to squared shocks

0.0835
26.47***
β

GARCH

Volatility persistence

0.9774
210.15***
ν

DF

Student-t tail thickness

4.4078
8.74***

Persistence:

0.977

Half-life:

30 days