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Covivio Asymmetric ILLIQ Liquidity Analysis

Illiquidity prediction for Monday, September 21st, 2026

1 Day

1,302.84

decreased by 33.42

1 Week

1,399.56

increased by 63.30

1 Month

1,485.41

increased by 149.15

Analysis last updated: Saturday, September 19, 2026 at 08:14 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Covivio ILLIQ-AMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Mar 8, 1995 to Sep 18, 2026

Model Insight

With persistence 1.000, illiquidity shocks have a half-life of 2548 trading days (~10.1 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

Asymmetry: Illiquidity rises 108% more after negative returns

μ

ILLIQ-AMEM Model

Tap to view equation

High persistence: persistence 1.000, shock half-life ~2548 daysAsymmetry: Illiquidity rises 108% more after negative returns
ParamValuet-stat
ωconst2.8528
1.03
αARCH0.0363
4.92***
βGARCH0.9438
174.04***
γleverage0.0393
2.35**

1.000

Persistence

2548d

Half-life
μ

ILLIQ-AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

2.8528
1.03
α

ARCH

Response to squared shocks

0.0363
4.92***
β

GARCH

Volatility persistence

0.9438
174.04***
γ

leverage

Additional response to negative shocks

0.0393
2.35**

Persistence:

1.000

Half-life:

2548 days