V-Lab
Ford Motor Co GJR-GARCH Volatility Analysis
Volatility prediction for Wednesday, September 23rd, 2026
1 Day
34.90%
decreased by 0.94%
1 Week
34.98%
decreased by 0.86%
1 Month
35.28%
decreased by 0.56%
Analysis last updated: Tuesday, September 22, 2026 at 09:43 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Sep 18, 2026Model Insight
Volatility shocks decay with a half-life of 55 trading days, meaning a shock loses half its impact after approximately 55 days.
σ
GJR-GARCH Model
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Shock decay: Shocks decay with a 55-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0723 | 3.96*** |
| αARCH | 0.0495 | 5.23*** |
| βGARCH | 0.9304 | 115.43*** |
| γleverage | 0.0150 | 0.74 |
0.987
Persistence55d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0723 | 3.96*** |
α ARCH Response to squared shocks | 0.0495 | 5.23*** |
β GARCH Volatility persistence | 0.9304 | 115.43*** |
γ leverage Additional response to negative shocks | 0.0150 | 0.74 |
Persistence:
0.987
Half-life:
55 days
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