V-Lab
Regentis Biomaterials Ltd GJR-GARCH Volatility Analysis
High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful
Volatility prediction for Monday, August 24th, 2026
1 Day
107.70%
1 Week
117.51%
1 Month
150.46%
Analysis last updated: Friday, August 21, 2026 at 11:17 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 4, 2025 to Aug 21, 2026Model Insight
With persistence 1.000, volatility shocks have a half-life of 1386294 trading days (~5501.2 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
Leverage: volatility responds almost entirely to negative shocks
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 4.3807 | 4.00*** |
α ARCH Response to squared shocks | 0.0663 | 3.95*** |
β GARCH Volatility persistence | 0.7188 | 27.12*** |
γ leverage Additional response to negative shocks | 0.4299 | 2.63*** |
Persistence:
1.000
Half-life:
1386294 days
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