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Alphabet Inc Asymmetric ILLIQ Liquidity Analysis

Illiquidity prediction for Monday, October 12th, 2026

1 Day

1.49

decreased by 0.04

1 Week

1.54

increased by 0.01

1 Month

1.68

increased by 0.15

Analysis last updated: Saturday, October 10, 2026 at 12:07 AM UTC

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Date Range:

from

10/09/2024

to

10/09/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Alphabet Inc ILLIQ-AMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Aug 19, 2004 to Oct 9, 2026

Model Insight

With persistence 0.999, illiquidity shocks have a half-life of 759 trading days (~3.0 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

Asymmetry: illiquidity responds almost entirely to negative returns

μ

ILLIQ-AMEM Model

Tap to view equation

High persistence: persistence 0.999, shock half-life ~759 daysAsymmetry: illiquidity responds almost entirely to negative returns
ParamValuet-stat
ωconst0.0164
1.94*
αARCH0.0160
2.80***
βGARCH0.9501
215.93***
γleverage0.0660
4.94***

0.999

Persistence

759d

Half-life
μ

ILLIQ-AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0164
1.94*
α

ARCH

Response to squared shocks

0.0160
2.80***
β

GARCH

Volatility persistence

0.9501
215.93***
γ

leverage

Additional response to negative shocks

0.0660
4.94***

Persistence:

0.999

Half-life:

759 days