Arcadyan Technology Corp GJR-GARCH Volatility Analysis
Volatility prediction for Tuesday, July 14th, 2026
1 Day
39.75%
decreased by 0.76%
1 Week
39.64%
decreased by 0.87%
1 Month
39.31%
decreased by 1.20%
Analysis last updated: Tuesday, July 14, 2026 at 08:20 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Oct 30, 2007 to Jul 3, 2026Model Insight
Volatility shocks decay with a half-life of 21 trading days, meaning a shock loses half its impact after approximately 21 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.1913 | 12.76*** |
α ARCH Response to squared shocks | 0.0495 | 12.66*** |
β GARCH Volatility persistence | 0.9156 | 233.32*** |
γ leverage Additional response to negative shocks | 0.0035 | 0.53 |
Persistence:
0.967
Half-life:
21 days
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