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Fujian SBS Zipper Science & Technology Co Ltd Spline ILLIQ Liquidity Analysis

High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful

Illiquidity prediction for Tuesday, October 20th, 2026

1 Day

518.12

increased by 26.90

1 Week

480.23

decreased by 10.99

1 Month

434.07

decreased by 57.15

Analysis last updated: Tuesday, October 20, 2026 at 06:21 PM UTC

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Date Range:

from

10/19/2024

to

10/19/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Fujian SBS Zipper Science & Technology Co Ltd ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Dec 22, 2006 to Oct 16, 2026

Model Insight

With persistence 1.000, illiquidity shocks have a half-life of 23105 trading days (~91.7 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 1.000, shock half-life ~23105 days
ParamValuet-stat
ωconst14.6281
0.03
αARCH0.3579
0.04
βGARCH0.6421
0.07
∑γi Spline Coefficients
K=10
γ1-7.6663
-0.11
γ215.4634
0.10
γ3-11.5819
-0.09
γ4-4.0047
-0.06
γ526.8064
0.07
γ6-36.6981
-0.07
γ728.4874
0.07
γ8-14.4010
-0.06
γ92.8816
0.04
γ101.4202
0.15

1.000

Persistence

23105d

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

14.6281
0.03
α

ARCH

Response to squared shocks

0.3579
0.04
β

GARCH

Volatility persistence

0.6421
0.07
∑γi Spline Coefficients
K=10
γ1-7.6663
-0.11
γ215.4634
0.10
γ3-11.5819
-0.09
γ4-4.0047
-0.06
γ526.8064
0.07
γ6-36.6981
-0.07
γ728.4874
0.07
γ8-14.4010
-0.06
γ92.8816
0.04
γ101.4202
0.15

Persistence:

1.000

Half-life:

23105 days