V-Lab
Ever Ohms Technology Co Ltd GJR-GARCH Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
74.47%
decreased by 1.68%
1 Week
73.70%
decreased by 2.45%
1 Month
71.13%
decreased by 5.02%
Analysis last updated: Sunday, August 23, 2026 at 02:24 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jun 3, 2024 to Aug 21, 2026Model Insight
Volatility shocks decay with a half-life of 21 trading days, meaning a shock loses half its impact after approximately 21 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.4861 | 8.59*** |
α ARCH Response to squared shocks | 0.1381 | 9.67*** |
β GARCH Volatility persistence | 0.8233 | 71.12*** |
γ leverage Additional response to negative shocks | 0.0116 | 0.40 |
Persistence:
0.967
Half-life:
21 days
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