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V-Lab

Sfa Engineering Corp Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Tuesday, August 25th, 2026

1 Day

11.97

decreased by 1.00

1 Week

11.40

decreased by 1.57

1 Month

15.28

increased by 2.31

Analysis last updated: Tuesday, August 25, 2026 at 07:50 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Sfa Engineering Corp ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Apr 9, 2003 to Aug 21, 2026

Model Insight

This model fits a time-varying baseline (a spline), so illiquidity mean-reverts toward a slowly-shifting long-run level rather than a constant. Short-run deviations decay with a half-life of 54 trading days.

μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

2.0133
9.77***
α

ARCH

Response to squared shocks

0.1222
15.59***
β

GARCH

Volatility persistence

0.8650
101.61***
γi Spline Coefficients
K=1
γ10.0032
2.09**

Persistence:

0.987

Half-life:

54 days