V-Lab
PepsiCo Inc MEM Volatility Analysis
Volatility prediction for Monday, August 10th, 2026
1 Day
21.53%
decreased by 0.53%
1 Week
21.60%
decreased by 0.46%
1 Month
21.85%
decreased by 0.21%
Analysis last updated: Friday, August 7, 2026 at 10:03 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Aug 7, 2026Model Insight
With persistence 0.992, volatility shocks have a half-life of 84 trading days (~0.3 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
μ
MEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0208 | 6.89*** |
α ARCH Response to squared shocks | 0.1549 | 52.79*** |
β GARCH Volatility persistence | 0.8369 | 371.95*** |
Persistence:
0.992
Half-life:
84 days
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