V-Lab
RTX Corp GJR-GARCH Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
29.38%
decreased by 0.29%
1 Week
29.41%
decreased by 0.26%
1 Month
29.51%
decreased by 0.16%
Analysis last updated: Friday, August 21, 2026 at 11:05 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Aug 21, 2026Model Insight
This asset exhibits a strong leverage effect: volatility responds almost entirely to negative shocks. The ARCH response to positive shocks is negligible.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0418 | 19.73*** |
α ARCH Response to squared shocks | 0.0082 | 5.73*** |
β GARCH Volatility persistence | 0.9249 | 539.28*** |
γ leverage Additional response to negative shocks | 0.1114 | 26.01*** |
Persistence:
0.989
Half-life:
61 days
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