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Hubei W-OLF Photoelectric Technology Co Ltd Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Tuesday, August 25th, 2026

1 Day

225.44

increased by 98.10

1 Week

173.74

increased by 46.40

1 Month

182.77

increased by 55.43

Analysis last updated: Tuesday, August 25, 2026 at 06:19 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Hubei W-OLF Photoelectric Technology Co Ltd ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Sep 17, 2019 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 4 trading days.

μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.9227
4.39***
α

ARCH

Response to squared shocks

0.3592
7.94***
β

GARCH

Volatility persistence

0.4890
10.72***
γi Spline Coefficients
K=2
γ1-0.2083
-3.72***
γ20.4102
4.65***

Persistence:

0.848

Half-life:

4 days