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FII RB CAPITAL I Fundo de Fundos GAS-GARCH Student T Volatility Analysis

Volatility prediction for Friday, May 22nd, 2026

1 Day

13.77%

decreased by 0.86%

1 Week

14.41%

decreased by 0.22%

1 Month

16.45%

increased by 1.82%

Analysis last updated: Saturday, May 23, 2026 at 04:23 AM UTC

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Date Range:

from

05/21/2024

to

05/21/2026

6M ·

1Y ·

2Y ·

5Y ·

All

graph of FII RB CAPITAL I Fundo de Fundos GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

May 6, 2020 to May 4, 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. Returns follow a Student-t distribution with v = 3.39 degrees of freedom, capturing fatter tails than a normal distribution.

𝑓

GAS-GARCH-T Model

Tap to view equation

Shock decay: Shocks decay with a 34-day half-lifev = 3.39 · fat tails
ParamValuet-stat
ωconst2.5392
3.81***
αARCH0.0819
23.64***
βGARCH0.9796
177.52***
νDF3.3947
14.03***

0.980

Persistence

34d

Half-life
𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

2.5392
3.81***
α

ARCH

Response to squared shocks

0.0819
23.64***
β

GARCH

Volatility persistence

0.9796
177.52***
ν

DF

Student-t tail thickness

3.3947
14.03***

Persistence:

0.980

Half-life:

34 days