Skip to main content
V-Lab

PepsiCo Inc GJR-GARCH Volatility Analysis

Volatility prediction for Monday, August 10th, 2026

1 Day

22.84%

decreased by 0.64%

1 Week

22.90%

decreased by 0.58%

1 Month

23.16%

decreased by 0.32%

Analysis last updated: Friday, August 7, 2026 at 10:03 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of PepsiCo Inc GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1990 to Aug 7, 2026

Model Insight

With persistence 0.996, volatility shocks have a half-life of 189 trading days (~0.8 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

Leverage: Negative returns increase volatility 234% more than positive returns

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0136
14.89***
α

ARCH

Response to squared shocks

0.0272
20.98***
β

GARCH

Volatility persistence

0.9374
681.27***
γ

leverage

Additional response to negative shocks

0.0635
15.94***

Persistence:

0.996

Half-life:

189 days