Sivers Semiconductors Ab GJR-GARCH Volatility Analysis
Volatility prediction for Tuesday, July 14th, 2026
1 Day
169.58%
decreased by 3.02%
1 Week
166.11%
decreased by 6.49%
1 Month
153.88%
decreased by 18.72%
Analysis last updated: Tuesday, July 14, 2026 at 08:12 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Mar 17, 2014 to Jul 10, 2026Model Insight
Volatility shocks decay with a half-life of 25 trading days, meaning a shock loses half its impact after approximately 25 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.6998 | 10.88*** |
α ARCH Response to squared shocks | 0.0877 | 11.68*** |
β GARCH Volatility persistence | 0.8845 | 147.81*** |
γ leverage Additional response to negative shocks | 0.0017 | 0.10 |
Persistence:
0.973
Half-life:
25 days
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