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Zumiez Inc Asymmetric ILLIQ Liquidity Analysis

Illiquidity prediction for Tuesday, September 22nd, 2026

1 Day

5,727.32

increased by 40.79

1 Week

6,072.74

increased by 386.21

1 Month

5,765.84

increased by 79.31

Analysis last updated: Monday, September 21, 2026 at 09:35 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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graph of Zumiez Inc ILLIQ-AMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

May 6, 2005 to Sep 18, 2026

Model Insight

With persistence 1.000, illiquidity shocks have a half-life of 5153 trading days (~20.4 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

Asymmetry: Illiquidity rises 86% more after negative returns

μ

ILLIQ-AMEM Model

Tap to view equation

High persistence: persistence 1.000, shock half-life ~5153 daysAsymmetry: Illiquidity rises 86% more after negative returns
ParamValuet-stat
ωconst5.0000
0.80
αARCH0.0627
5.23***
βGARCH0.9103
147.97***
γleverage0.0538
2.49**

1.000

Persistence

5153d

Half-life
μ

ILLIQ-AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
0.80
α

ARCH

Response to squared shocks

0.0627
5.23***
β

GARCH

Volatility persistence

0.9103
147.97***
γ

leverage

Additional response to negative shocks

0.0538
2.49**

Persistence:

1.000

Half-life:

5153 days