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V-Lab

Procter & Gamble Co/The AGARCH Volatility Analysis

Volatility prediction for Tuesday, July 21st, 2026

1 Day

23.55%

decreased by 0.69%

1 Week

23.50%

decreased by 0.74%

1 Month

23.33%

decreased by 0.91%

Analysis last updated: Monday, July 20, 2026 at 09:49 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Procter & Gamble Co/The AGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1990 to Jul 17, 2026

Model Insight

The news-impact curve is shifted (γ = 0.47) so that negative returns raise next-day volatility more than positive returns of the same size. The gap is largest for small shocks and narrows for larger ones.

σ

AGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0160
8.21***
α

ARCH

Response to squared shocks

0.0677
43.04***
β

GARCH

Volatility persistence

0.9162
503.14***
γ

leverage

Additional response to negative shocks

0.4706
18.67***

Persistence:

0.984

Half-life:

43 days