V-Lab
Casio Computer Co Ltd GJR-GARCH Volatility Analysis
Volatility prediction for Monday, July 27th, 2026
1 Day
30.11%
increased by 2.53%
1 Week
30.49%
increased by 2.91%
1 Month
31.73%
increased by 4.15%
Analysis last updated: Sunday, July 26, 2026 at 03:32 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 3, 1990 to Jul 24, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 148% more than equivalent positive returns.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.1428 | 14.93*** |
α ARCH Response to squared shocks | 0.0416 | 18.58*** |
β GARCH Volatility persistence | 0.9008 | 273.22*** |
γ leverage Additional response to negative shocks | 0.0617 | 10.84*** |
Persistence:
0.973
Half-life:
26 days
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