Camtek Ltd GJR-GARCH Volatility Analysis
Volatility prediction for Thursday, October 29th, 2026
1 Day
57.88%
decreased by 0.03%
1 Week
57.18%
decreased by 0.73%
1 Month
54.92%
decreased by 2.99%
Analysis last updated: Thursday, October 29, 2026 at 10:46 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 18, 2006 to Oct 26, 2026Model Insight
Volatility shocks decay with a half-life of 19 trading days, meaning a shock loses half its impact after approximately 19 days.
σ
GJR-GARCH Model
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Shock decay: Shocks decay with a 19-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.3189 | 4.04*** |
| αARCH | 0.0662 | 3.08*** |
| βGARCH | 0.9103 | 51.92*** |
| γleverage | -0.0256 | -0.94 |
0.964
Persistence19d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.3189 | 4.04*** |
α ARCH Response to squared shocks | 0.0662 | 3.08*** |
β GARCH Volatility persistence | 0.9103 | 51.92*** |
γ leverage Additional response to negative shocks | -0.0256 | -0.94 |
Persistence:
0.964
Half-life:
19 days
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