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Yukselen Celik Anonim Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Friday, September 18th, 2026

1 Day

9,811.36

increased by 8,780.59

1 Week

2,754.82

increased by 1,724.05

1 Month

1,085.14

increased by 54.37

Analysis last updated: Friday, September 18, 2026 at 09:20 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Yukselen Celik Anonim ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Nov 14, 2019 to Sep 14, 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 13 trading days.

μ

ILLIQ-SMEM Model

Tap to view equation

Time-varying baseline: illiquidity reverts to a slowly-shifting spline trend
ParamValuet-stat
ωconst2.1472
9.31***
αARCH0.1881
8.80***
βGARCH0.7588
26.79***
γi Spline Coefficients
K=1
γ1-0.0073
-0.44

0.947

Persistence

13d

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

2.1472
9.31***
α

ARCH

Response to squared shocks

0.1881
8.80***
β

GARCH

Volatility persistence

0.7588
26.79***
γi Spline Coefficients
K=1
γ1-0.0073
-0.44

Persistence:

0.947

Half-life:

13 days