V-Lab
Leonardo Drs Inc GJR-GARCH Volatility Analysis
Volatility prediction for Thursday, August 6th, 2026
1 Day
47.72%
decreased by 1.19%
1 Week
51.51%
increased by 2.60%
1 Month
62.68%
increased by 13.77%
Analysis last updated: Wednesday, August 5, 2026 at 09:23 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Apr 1, 1993 to Jul 31, 2026Model Insight
Volatility shocks decay with a half-life of 27 trading days, meaning a shock loses half its impact after approximately 27 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.9924 | 19.94*** |
α ARCH Response to squared shocks | 0.1551 | 19.79*** |
β GARCH Volatility persistence | 0.8083 | 140.43*** |
γ leverage Additional response to negative shocks | 0.0226 | 1.60 |
Persistence:
0.975
Half-life:
27 days
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