Skip to main content
V-Lab
V-Lab

Guangdong Dcenti Auto-Parts Stock Ltd Co GAS-GARCH Student T Volatility Analysis

Volatility prediction for Friday, September 11th, 2026

1 Day

36.45%

decreased by 4.34%

1 Week

39.14%

decreased by 1.65%

1 Month

45.95%

increased by 5.16%

Analysis last updated: Friday, September 11, 2026 at 06:23 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Guangdong Dcenti Auto-Parts Stock Ltd Co GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jun 20, 2017 to Sep 4, 2026

Model Insight

Volatility shocks decay with a half-life of 13 trading days, meaning a shock loses half its impact after approximately 13 days. Returns follow a Student-t distribution with v = 4.50 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 13-day half-lifev = 4.50 · fat tails
ParamValuet-stat
ωconst13.2292
1.35
αARCH0.1544
4.42***
βGARCH0.9465
23.60***
νDF4.5040
1.76*

0.947

Persistence

13d

Half-life
𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

13.2292
1.35
α

ARCH

Response to squared shocks

0.1544
4.42***
β

GARCH

Volatility persistence

0.9465
23.60***
ν

DF

Student-t tail thickness

4.5040
1.76*

Persistence:

0.947

Half-life:

13 days