Samhallsbygg I Nor GJR-GARCH Volatility Analysis
Volatility prediction for Tuesday, July 14th, 2026
1 Day
67.23%
decreased by 0.95%
1 Week
70.45%
increased by 2.27%
1 Month
79.62%
increased by 11.44%
Analysis last updated: Tuesday, July 14, 2026 at 06:35 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Feb 3, 2023 to Jul 10, 2026Model Insight
Volatility shocks decay with a half-life of 17 trading days, meaning a shock loses half its impact after approximately 17 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.6252 | 3.39*** |
α ARCH Response to squared shocks | 0.0000 | 0.00 |
β GARCH Volatility persistence | 0.8840 | 90.10*** |
γ leverage Additional response to negative shocks | 0.1529 | 6.63*** |
Persistence:
0.960
Half-life:
17 days
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