V-Lab
General Mills Inc MF2-GARCH Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
29.82%
decreased by 2.11%
1 Week
29.50%
decreased by 2.43%
1 Month
29.67%
decreased by 2.26%
Analysis last updated: Friday, August 21, 2026 at 10:45 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Aug 21, 2026Stationarity Enforced
Model Insight
This asset exhibits a modest leverage effect: negative returns increase next-day volatility 46% more than equivalent positive returns.
σ
MF2-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 66 | |
α ARCH Response to squared shocks | 0.0781 | 18.33*** |
β GARCH Volatility persistence | 0.6608 | 33.15*** |
γ leverage Additional response to negative shocks | 0.0360 | 5.80*** |
λ₁ tau intercept Baseline long-term coefficient | 0.0343 | 1.02 |
λ₂ forecast adj. Forecast performance sensitivity | 0.0785 | 1.20 |
λ₃ tau persistence Long-term factor persistence | 0.9006 | 10.73*** |
Persistence:
0.757
Half-life:
2 days
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