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Indonesia Pondasi Raya TBK 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 Monday, August 10th, 2026

1 Day

8,488.10

decreased by 1,091.64

1 Week

9,646.35

increased by 66.61

1 Month

8,881.83

decreased by 697.91

Analysis last updated: Sunday, August 9, 2026 at 02:21 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Indonesia Pondasi Raya TBK ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Dec 10, 2015 to Aug 7, 2026

Model Insight

With persistence 1.000, illiquidity shocks have a half-life of 99021 trading days (~392.9 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

0.4019
0.00
α

ARCH

Response to squared shocks

0.1706
0.00
β

GARCH

Volatility persistence

0.8294
0.00
γi Spline Coefficients
K=10
γ14.9843
0.00
γ2-8.8229
0.00
γ32.8602
0.00
γ4-1.0357
-0.01
γ5-3.0276
-0.01
γ621.4116
0.02
γ7-29.6195
-0.01
γ819.3466
0.01
γ9-12.6312
-0.01
γ1017.7119
0.01

Persistence:

1.000

Half-life:

99021 days