PepsiCo Inc EGARCH Volatility Analysis
Volatility prediction for Tuesday, October 20th, 2026
1 Day
21.68%
decreased by 0.20%
1 Week
21.80%
decreased by 0.08%
1 Month
22.26%
increased by 0.38%
Analysis last updated: Monday, October 19, 2026 at 09:25 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Oct 16, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 169% more than equivalent positive returns.
σ
EGARCH Model
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Leverage: Negative returns increase volatility 169% more than positive returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0128 | 2.27** |
| αARCH | 0.1325 | 9.95*** |
| βGARCH | 0.9885 | 369.11*** |
| γleverage | -0.0607 | -5.00*** |
0.988
Persistence60d
Half-lifeσ
EGARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0128 | 2.27** |
α ARCH Response to squared shocks | 0.1325 | 9.95*** |
β GARCH Volatility persistence | 0.9885 | 369.11*** |
γ leverage Additional response to negative shocks | -0.0607 | -5.00*** |
Persistence:
0.988
Half-life:
60 days
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