Skip to main content
V-Lab

Jiangyin Zhongnan Heavy Industries Co Ltd GAS-GARCH Student T Volatility Analysis

Volatility prediction for Tuesday, July 14th, 2026

1 Day

46.53%

increased by 5.75%

1 Week

46.71%

increased by 5.93%

1 Month

47.33%

increased by 6.55%

Analysis last updated: Tuesday, July 14, 2026 at 06:15 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Jiangyin Zhongnan Heavy Industries Co Ltd GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jul 13, 2010 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 = 4.54 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

10.1228
4.52***
α

ARCH

Response to squared shocks

0.1001
26.79***
β

GARCH

Volatility persistence

0.9775
174.89***
ν

DF

Student-t tail thickness

4.5399
8.80***

Persistence:

0.977

Half-life:

30 days