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V-Lab

Banco do Brasil SA GJR-GARCH Volatility Analysis

Volatility prediction for Tuesday, July 14th, 2026

1 Day

31.14%

increased by 0.05%

1 Week

31.79%

increased by 0.70%

1 Month

33.96%

increased by 2.87%

Analysis last updated: Tuesday, July 14, 2026 at 08:36 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Banco do Brasil SA GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Apr 17, 1992 to Jul 10, 2026

Model Insight

Volatility shocks decay with a half-life of 34 trading days, meaning a shock loses half its impact after approximately 34 days.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.1601
4.30***
α

ARCH

Response to squared shocks

0.0568
10.88***
β

GARCH

Volatility persistence

0.9285
129.41***
γ

leverage

Additional response to negative shocks

-0.0111
-0.78

Persistence:

0.980

Half-life:

34 days