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Shanghai Hi-Tech Control System Co Ltd Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Friday, October 9th, 2026

1 Day

296.10

decreased by 57.93

1 Week

296.10

decreased by 57.93

1 Month

294.08

decreased by 59.95

Analysis last updated: Friday, October 9, 2026 at 08:38 PM UTC

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Date Range:

from

10/08/2024

to

10/08/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Shanghai Hi-Tech Control System Co Ltd ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Nov 16, 2007 to Oct 8, 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 26 trading days.

μ

ILLIQ-SMEM Model

Tap to view equation

Time-varying baseline: illiquidity reverts to a slowly-shifting spline trend
ParamValuet-stat
ωconst1.8005
6.80***
αARCH0.2361
16.86***
βGARCH0.7377
57.05***
∑γi Spline Coefficients
K=1
γ1-0.0026
-0.93

0.974

Persistence

26d

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.8005
6.80***
α

ARCH

Response to squared shocks

0.2361
16.86***
β

GARCH

Volatility persistence

0.7377
57.05***
∑γi Spline Coefficients
K=1
γ1-0.0026
-0.93

Persistence:

0.974

Half-life:

26 days