Skip to main content
V-Lab
V-Lab

Guangzhou Baiyunshan Pharmaceutical Holdings 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 Thursday, October 8th, 2026

1 Day

83.84

increased by 17.30

1 Month

62.28

decreased by 4.26

Analysis last updated: Thursday, October 1, 2026 at 06:22 PM UTC

Press Delete or Backspace to remove this series.
Date Range:

from

09/30/2024

to

09/30/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Guangzhou Baiyunshan Pharmaceutical Holdings Co Ltd ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Feb 23, 2001 to Sep 30, 2026

Model Insight

Estimated persistence of 1.000 is at or above 1 (non-stationary): illiquidity shocks do not decay and the long-run level is undefined, so long-horizon forecasts should be treated with caution.

μ

ILLIQ-SMEM Model

Tap to view equation

High persistence: persistence 1.000 ≥ 1, shocks do not decay
ParamValuet-stat
ωconst0.4483
αARCH0.2180
βGARCH0.7820
∑γi Spline Coefficients
K=10
γ1-0.4396
γ2-1.0314
γ32.7355
γ4-1.3818
γ57.1696
γ6-15.7500
γ713.1868
γ8-7.6473
γ92.9788
γ102.7516

1.000

Persistence

-

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.4483
α

ARCH

Response to squared shocks

0.2180
β

GARCH

Volatility persistence

0.7820
∑γi Spline Coefficients
K=10
γ1-0.4396
γ2-1.0314
γ32.7355
γ4-1.3818
γ57.1696
γ6-15.7500
γ713.1868
γ8-7.6473
γ92.9788
γ102.7516

Persistence:

1.000

Half-life:

-