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GD Power Development Co Ltd Spline ILLIQ Liquidity Analysis

Illiquidity prediction for Friday, September 11th, 2026

1 Day

16.85

increased by 0.45

1 Week

15.62

decreased by 0.78

1 Month

14.66

decreased by 1.74

Analysis last updated: Friday, September 11, 2026 at 06:20 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of GD Power Development Co Ltd ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Mar 18, 1997 to Sep 4, 2026

Model Insight

With persistence 0.995, illiquidity shocks have a half-life of 134 trading days (~0.5 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 0.995, shock half-life ~134 days
ParamValuet-stat
ωconst1.0957
3.16***
αARCH0.1826
20.71***
βGARCH0.8122
94.95***
γi Spline Coefficients
K=10
γ10.0657
0.32
γ2-0.9719
-2.85***
γ33.2071
7.29***
γ4-4.0767
-5.88***
γ52.4694
3.27***
γ6-2.2493
-3.51***
γ73.6337
7.07***
γ8-3.0240
-8.74***
γ91.0609
5.30***
γ10-0.1504
-0.68

0.995

Persistence

134d

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.0957
3.16***
α

ARCH

Response to squared shocks

0.1826
20.71***
β

GARCH

Volatility persistence

0.8122
94.95***
γi Spline Coefficients
K=10
γ10.0657
0.32
γ2-0.9719
-2.85***
γ33.2071
7.29***
γ4-4.0767
-5.88***
γ52.4694
3.27***
γ6-2.2493
-3.51***
γ73.6337
7.07***
γ8-3.0240
-8.74***
γ91.0609
5.30***
γ10-0.1504
-0.68

Persistence:

0.995

Half-life:

134 days