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All About Inc Asymmetric ILLIQ Liquidity Analysis

High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful

Illiquidity prediction for Monday, September 28th, 2026

1 Day

2,269.40

decreased by 322.78

1 Week

2,430.79

decreased by 161.39

1 Month

2,579.25

decreased by 12.93

Analysis last updated: Saturday, September 26, 2026 at 08:52 PM UTC

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graph of All About Inc ILLIQ-AMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Sep 13, 2005 to Sep 25, 2026

Model Insight

Estimated persistence of 1.000 is at or above 1 (non-stationary): illiquidity shocks do not decay and the long-run level is undefined, so long-horizon forecasts should be treated with caution.

Asymmetry: Illiquidity rises 125% more after negative returns

μ

ILLIQ-AMEM Model

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High persistence: persistence 1.000 ≥ 1, shocks do not decayAsymmetry: Illiquidity rises 125% more after negative returns
ParamValuet-stat
ωconst2.6816
1.68*
αARCH0.0845
6.18***
βGARCH0.8627
68.93***
γleverage0.1055
3.87***

1.000

Persistence

-

Half-life
μ

ILLIQ-AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

2.6816
1.68*
α

ARCH

Response to squared shocks

0.0845
6.18***
β

GARCH

Volatility persistence

0.8627
68.93***
γ

leverage

Additional response to negative shocks

0.1055
3.87***

Persistence:

1.000

Half-life:

-