V-Lab
Camtek Ltd GJR-GARCH Volatility Analysis
Volatility prediction for Wednesday, October 7th, 2026
1 Day
51.30%
decreased by 1.66%
1 Week
51.00%
decreased by 1.96%
1 Month
50.03%
decreased by 2.93%
Analysis last updated: Wednesday, October 7, 2026 at 07:24 PM UTC
Press Delete or Backspace to remove this series.
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 18, 2006 to Oct 1, 2026Model Insight
Volatility shocks decay with a half-life of 18 trading days, meaning a shock loses half its impact after approximately 18 days.
σ
GJR-GARCH Model
Tap to view equation
Shock decay: Shocks decay with a 18-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.3239 | 4.03*** |
| αARCH | 0.0666 | 3.09*** |
| βGARCH | 0.9093 | 51.49*** |
| γleverage | -0.0261 | -0.95 |
0.963
Persistence18d
Half-lifeσ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.3239 | 4.03*** |
α ARCH Response to squared shocks | 0.0666 | 3.09*** |
β GARCH Volatility persistence | 0.9093 | 51.49*** |
γ leverage Additional response to negative shocks | -0.0261 | -0.95 |
Persistence:
0.963
Half-life:
18 days
Other GJR-GARCH Analyses on International Equities