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Baillie Gifford Japan Trust PLC/The 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 Wednesday, September 30th, 2026

1 Day

6,540.57

increased by 986.48

1 Week

6,008.94

increased by 454.85

1 Month

6,889.16

increased by 1,335.07

Analysis last updated: Wednesday, September 30, 2026 at 08:59 PM UTC

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Date Range:

from

09/29/2024

to

09/29/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Baillie Gifford Japan Trust PLC/The ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Jan 2, 2007 to Sep 25, 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

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High persistence: persistence 1.000, shock half-life ~99021 days
ParamValuet-stat
ωconst1.0271
5.80***
αARCH0.0771
1.13
βGARCH0.9229
13.57***
∑γi Spline Coefficients
K=1
γ1-0.0142
-0.22

1.000

Persistence

99021d

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.0271
5.80***
α

ARCH

Response to squared shocks

0.0771
1.13
β

GARCH

Volatility persistence

0.9229
13.57***
∑γi Spline Coefficients
K=1
γ1-0.0142
-0.22

Persistence:

1.000

Half-life:

99021 days