Sunspring Metal Corp GJR-GARCH Volatility Analysis
Volatility prediction for Tuesday, July 14th, 2026
1 Day
22.31%
decreased by 0.10%
1 Week
22.83%
increased by 0.42%
1 Month
24.58%
increased by 2.17%
Analysis last updated: Tuesday, July 14, 2026 at 08:16 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Aug 10, 2007 to Jul 3, 2026Model Insight
Volatility shocks decay with a half-life of 40 trading days, meaning a shock loses half its impact after approximately 40 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0807 | 13.55*** |
α ARCH Response to squared shocks | 0.0696 | 14.05*** |
β GARCH Volatility persistence | 0.9133 | 261.47*** |
γ leverage Additional response to negative shocks | -0.0001 | -0.01 |
Persistence:
0.983
Half-life:
40 days
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