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V-Lab

Dongbang Agro Co GAS-GARCH Student T Volatility Analysis

Volatility prediction for Tuesday, July 14th, 2026

1 Day

9.74%

increased by 0.78%

1 Week

10.18%

increased by 1.22%

1 Month

11.77%

increased by 2.81%

Analysis last updated: Tuesday, July 14, 2026 at 07:40 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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graph of Dongbang Agro Co GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 3, 1990 to Jul 10, 2026

Model Insight

With persistence 0.999, volatility shocks have a half-life of 693 trading days (~2.7 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate. Returns follow a Student-t distribution with v = 3.38 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

17.8247
9.29***
α

ARCH

Response to squared shocks

0.0952
138.01***
β

GARCH

Volatility persistence

0.9990
9,605.77***
ν

DF

Student-t tail thickness

3.3834
206.00***

Persistence:

0.999

Half-life:

693 days