V-Lab
Daito Chemix Corp GJR-GARCH Volatility Analysis
Volatility prediction for Friday, September 11th, 2026
1 Day
46.18%
decreased by 0.65%
1 Week
46.20%
decreased by 0.63%
1 Month
46.28%
decreased by 0.55%
Analysis last updated: Friday, September 11, 2026 at 08:07 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Oct 31, 1996 to Sep 4, 2026Model Insight
With persistence 0.993, volatility shocks have a half-life of 99 trading days (~0.4 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
σ
GJR-GARCH Model
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High persistence: persistence 0.993, shock half-life ~99 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0633 | 2.71*** |
| αARCH | 0.0353 | 3.44*** |
| βGARCH | 0.9642 | 132.66*** |
| γleverage | -0.0129 | -0.93 |
0.993
Persistence99d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0633 | 2.71*** |
α ARCH Response to squared shocks | 0.0353 | 3.44*** |
β GARCH Volatility persistence | 0.9642 | 132.66*** |
γ leverage Additional response to negative shocks | -0.0129 | -0.93 |
Persistence:
0.993
Half-life:
99 days
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