Dongsung Finetec Co Ltd GAS-GARCH Student T Volatility Analysis
Volatility prediction for Tuesday, July 14th, 2026
1 Day
82.51%
decreased by 4.70%
1 Week
81.86%
decreased by 5.35%
1 Month
79.44%
decreased by 7.77%
Analysis last updated: Tuesday, July 14, 2026 at 07:51 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jul 12, 2002 to Jul 10, 2026Model Insight
Volatility shocks decay with a half-life of 49 trading days, meaning a shock loses half its impact after approximately 49 days. Returns follow a Student-t distribution with v = 4.04 degrees of freedom, capturing fatter tails than a normal distribution.
𝑓
GAS-GARCH-T Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 11.7790 | 3.73*** |
α ARCH Response to squared shocks | 0.0610 | 24.80*** |
β GARCH Volatility persistence | 0.9859 | 255.27*** |
ν DF Student-t tail thickness | 4.0438 | 8.83*** |
Persistence:
0.986
Half-life:
49 days
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