V-Lab
Giant Biogene Holding Co GJR-GARCH Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
54.13%
increased by 7.32%
1 Week
53.20%
increased by 6.39%
1 Month
50.85%
increased by 4.04%
Analysis last updated: Saturday, August 22, 2026 at 09:01 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Nov 4, 2022 to Aug 21, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 118% more than equivalent positive returns.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.7100 | 8.64*** |
α ARCH Response to squared shocks | 0.0306 | 3.41*** |
β GARCH Volatility persistence | 0.8718 | 80.64*** |
γ leverage Additional response to negative shocks | 0.0362 | 2.45** |
Persistence:
0.920
Half-life:
8 days
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