General Electric Co GJR-GARCH Volatility Analysis
Volatility prediction for Monday, October 19th, 2026
1 Day
26.08%
decreased by 0.54%
1 Week
26.17%
decreased by 0.45%
1 Month
26.50%
decreased by 0.12%
Analysis last updated: Friday, October 16, 2026 at 11:13 PM UTC
Press Delete or Backspace to remove this series.
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Oct 16, 2026Model Insight
With persistence 0.998, volatility shocks have a half-life of 372 trading days (~1.5 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
Leverage: Negative returns increase volatility 259% more than positive returns
σ
GJR-GARCH Model
Tap to view equation
High persistence: persistence 0.998, shock half-life ~372 daysLeverage: Negative returns increase volatility 259% more than positive returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0139 | 2.14** |
| αARCH | 0.0200 | 2.87*** |
| βGARCH | 0.9523 | 175.35*** |
| γleverage | 0.0517 | 3.27*** |
0.998
Persistence372d
Half-lifeσ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0139 | 2.14** |
α ARCH Response to squared shocks | 0.0200 | 2.87*** |
β GARCH Volatility persistence | 0.9523 | 175.35*** |
γ leverage Additional response to negative shocks | 0.0517 | 3.27*** |
Persistence:
0.998
Half-life:
372 days
Other General Electric Co Analyses
Other GJR-GARCH Analyses on Equities