V-Lab
Shandong Liancheng Precision Manufacturing Co., Ltd GAS-GARCH Student T Volatility Analysis
Volatility prediction for Wednesday, August 26th, 2026
1 Day
54.32%
decreased by 6.62%
1 Week
54.39%
decreased by 6.55%
1 Month
54.63%
decreased by 6.31%
Analysis last updated: Wednesday, August 26, 2026 at 07:53 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 27, 2017 to Aug 21, 2026Model Insight
Volatility shocks decay with a half-life of 20 trading days, meaning a shock loses half its impact after approximately 20 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
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 12.1842 | 4.99*** |
α ARCH Response to squared shocks | 0.1278 | 17.44*** |
β GARCH Volatility persistence | 0.9653 | 142.19*** |
ν DF Student-t tail thickness | 5.1392 | 5.84*** |
Persistence:
0.965
Half-life:
20 days
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