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V-Lab

Wuliangye Yibin Co Ltd GAS-GARCH Student T Volatility Analysis

Volatility prediction for Tuesday, July 21st, 2026

1 Day

40.06%

increased by 4.19%

1 Week

40.05%

increased by 4.18%

1 Month

39.99%

increased by 4.12%

Analysis last updated: Tuesday, July 21, 2026 at 06:16 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Wuliangye Yibin Co Ltd GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Apr 27, 1998 to Jul 17, 2026

Model Insight

Volatility shocks decay with a half-life of 66 trading days, meaning a shock loses half its impact after approximately 66 days. Returns follow a Student-t distribution with v = 5.21 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

6.1293
4.76***
α

ARCH

Response to squared shocks

0.0612
32.84***
β

GARCH

Volatility persistence

0.9895
448.76***
ν

DF

Student-t tail thickness

5.2070
7.87***

Persistence:

0.990

Half-life:

66 days