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SPIC Green Energy Co Ltd Spline ILLIQ Liquidity Analysis

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

Liquidity prediction for Wednesday, July 15th, 2026

1 Day

61.24

decreased by 13.42

1 Week

58.65

decreased by 16.01

1 Month

56.40

decreased by 18.26

Analysis last updated: Wednesday, July 15, 2026 at 06:21 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of SPIC Green Energy Co Ltd ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's liquidity

Liquidity Forecast

How liquidity evolves over time

Parameter Estimates

Sep 26, 2002 to Jul 10, 2026

Model Insight

With persistence 1.000, illiquidity shocks have a half-life of 115524 trading days (~458.4 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

4.0377
0.00
α

ARCH

Response to squared shocks

0.2714
0.00
β

GARCH

Volatility persistence

0.7286
0.00
γi Spline Coefficients
K=10
γ1-0.7214
0.00
γ23.4009
0.00
γ3-6.8734
0.00
γ47.5564
0.00
γ5-4.7836
0.00
γ61.8911
0.00
γ7-0.6993
0.00
γ80.0656
0.00
γ90.5396
0.01
γ10-0.7441
-0.01

Persistence:

1.000

Half-life:

115524 days