Kei Industries Ltd GAS-GARCH Student T Volatility Analysis
Volatility prediction for Monday, July 20th, 2026
1 Day
41.26%
increased by 6.85%
1 Week
42.84%
increased by 8.43%
1 Month
46.53%
increased by 12.12%
Analysis last updated: Sunday, July 19, 2026 at 12:27 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jul 5, 2006 to Jul 17, 2026Model Insight
Volatility shocks decay with a half-life of 9 trading days, meaning a shock loses half its impact after approximately 9 days. Returns follow a Student-t distribution with v = 3.61 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 | 10.4443 | 7.47*** |
α ARCH Response to squared shocks | 0.1056 | 16.59*** |
β GARCH Volatility persistence | 0.9226 | 83.05*** |
ν DF Student-t tail thickness | 3.6145 | 8.19*** |
Persistence:
0.923
Half-life:
9 days
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