V-Lab
Big Sky Industrial Inc GJR-GARCH Volatility Analysis
Volatility prediction for Thursday, August 27th, 2026
1 Day
75.43%
increased by 4.18%
1 Week
76.46%
increased by 5.21%
1 Month
80.02%
increased by 8.77%
Analysis last updated: Wednesday, August 26, 2026 at 10:12 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 1, 1990 to Aug 21, 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 | 0.7070 | 18.42*** |
α ARCH Response to squared shocks | 0.0957 | 17.39*** |
β GARCH Volatility persistence | 0.8827 | 223.82*** |
γ leverage Additional response to negative shocks | 0.0084 | 0.86 |
Persistence:
0.983
Half-life:
40 days
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