V-Lab
Luyuan Group Holding Cayman GJR-GARCH Volatility Analysis
Volatility prediction for Monday, July 27th, 2026
1 Day
63.37%
decreased by 7.83%
1 Week
61.73%
decreased by 9.47%
1 Month
57.44%
decreased by 13.76%
Analysis last updated: Sunday, July 26, 2026 at 12:48 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Oct 11, 2023 to Jul 24, 2026Model Insight
Volatility shocks decay with a half-life of 9 trading days, meaning a shock loses half its impact after approximately 9 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.7678 | 7.92*** |
α ARCH Response to squared shocks | 0.1620 | 7.61*** |
β GARCH Volatility persistence | 0.7493 | 39.08*** |
γ leverage Additional response to negative shocks | 0.0260 | 0.69 |
Persistence:
0.924
Half-life:
9 days
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