Skip to main content
V-Lab
V-Lab

Wolong New Energy Group Co Ltd GAS-GARCH Student T Volatility Analysis

Volatility prediction for Friday, September 11th, 2026

1 Day

28.46%

increased by 0.66%

1 Week

30.09%

increased by 2.29%

1 Month

35.00%

increased by 7.20%

Analysis last updated: Friday, September 11, 2026 at 06:14 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Wolong New Energy Group Co Ltd GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Apr 15, 1999 to Sep 4, 2026

Model Insight

Volatility shocks decay with a half-life of 25 trading days, meaning a shock loses half its impact after approximately 25 days. Returns follow a Student-t distribution with v = 5.14 degrees of freedom, capturing fatter tails than a normal distribution.

𝑓

GAS-GARCH-T Model

Tap to view equation

Shock decay: Shocks decay with a 25-day half-lifev = 5.14 · fat tails
ParamValuet-stat
ωconst10.2485
1.84*
αARCH0.1162
7.70***
βGARCH0.9723
60.72***
νDF5.1364
2.65***

0.972

Persistence

25d

Half-life
𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

10.2485
1.84*
α

ARCH

Response to squared shocks

0.1162
7.70***
β

GARCH

Volatility persistence

0.9723
60.72***
ν

DF

Student-t tail thickness

5.1364
2.65***

Persistence:

0.972

Half-life:

25 days