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Uniform Industrial Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Friday, September 11th, 2026

1 Day

8,200.06

decreased by 107.29

1 Week

6,606.99

decreased by 1,700.36

1 Month

4,987.48

decreased by 3,319.87

Analysis last updated: Friday, September 11, 2026 at 09:17 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Uniform Industrial ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Feb 15, 2002 to Sep 4, 2026

Model Insight

With persistence 0.999, illiquidity shocks have a half-life of 480 trading days (~1.9 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

μ

ILLIQ-SMEM Model

Tap to view equation

High persistence: persistence 0.999, shock half-life ~480 days
ParamValuet-stat
ωconst1.1814
4.39***
αARCH0.1950
14.99***
βGARCH0.8036
58.35***
γi Spline Coefficients
K=6
γ1-0.3933
-4.10***
γ20.6424
4.26***
γ3-0.4778
-4.16***
γ40.4837
5.30***
γ5-0.6899
-9.04***
γ61.1514
9.92***

0.999

Persistence

480d

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.1814
4.39***
α

ARCH

Response to squared shocks

0.1950
14.99***
β

GARCH

Volatility persistence

0.8036
58.35***
γi Spline Coefficients
K=6
γ1-0.3933
-4.10***
γ20.6424
4.26***
γ3-0.4778
-4.16***
γ40.4837
5.30***
γ5-0.6899
-9.04***
γ61.1514
9.92***

Persistence:

0.999

Half-life:

480 days