V-Lab
General Mills Inc EGARCH Volatility Analysis
Volatility prediction for Thursday, September 10th, 2026
1 Day
32.23%
increased by 0.25%
1 Week
31.99%
increased by 0.01%
1 Month
31.10%
decreased by 0.88%
Analysis last updated: Wednesday, September 9, 2026 at 09:38 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Sep 4, 2026Model Insight
This asset exhibits a notable leverage effect: negative returns increase next-day volatility 93% more than equivalent positive returns.
σ
EGARCH Model
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Leverage: Negative returns increase volatility 93% more than positive returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0120 | 2.84*** |
| αARCH | 0.0928 | 6.19*** |
| βGARCH | 0.9859 | 289.64*** |
| γleverage | -0.0295 | -2.92*** |
0.986
Persistence49d
Half-lifeσ
EGARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0120 | 2.84*** |
α ARCH Response to squared shocks | 0.0928 | 6.19*** |
β GARCH Volatility persistence | 0.9859 | 289.64*** |
γ leverage Additional response to negative shocks | -0.0295 | -2.92*** |
Persistence:
0.986
Half-life:
49 days
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