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Fundo De Investimento Imobiliario Caixa Agencias Asy. Power MEM Volatility Analysis

Volatility prediction for Wednesday, September 30th, 2026

1 Day

17.72%

increased by 0.25%

1 Week

19.45%

increased by 1.98%

1 Month

21.73%

increased by 4.26%

Analysis last updated: Thursday, October 1, 2026 at 10:32 PM UTC

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Date Range:

from

09/29/2024

to

09/29/2026

6M ·

1Y ·

2Y ·

All

graph of Fundo De Investimento Imobiliario Caixa Agencias APMEM

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 7, 2022 to Sep 25, 2026

Model Insight

Volatility shocks decay with a half-life of 3 trading days, meaning a shock loses half its impact after approximately 3 days. The volatility power δ = 1.46 sits below 2, so large shocks influence volatility less than quadratically, a more outlier-robust response than standard GARCH.

μ

APMEM Model

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Shock decay: Shocks decay with a 3-day half-lifeδ = 1.46 · sub-quadratic power
ParamValuet-stat
ωconst0.3254
2.02**
αARCH0.2665
4.37***
βGARCH0.5818
5.48***
γleverage-0.1160
-0.82
δpower1.4551
3.20***

0.810

Persistence

3d

Half-life
μ

APMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.3254
2.02**
α

ARCH

Response to squared shocks

0.2665
4.37***
β

GARCH

Volatility persistence

0.5818
5.48***
γ

leverage

Additional response to negative shocks

-0.1160
-0.82
δ

power

Transformation power

1.4551
3.20***

Persistence:

0.810

Half-life:

3 days