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Quercus Tfi Sa 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, September 7th, 2026

1 Day

42,131.68

decreased by 1,506.52

1 Week

43,791.14

increased by 152.94

1 Month

53,825.06

increased by 10,186.86

Analysis last updated: Sunday, September 6, 2026 at 02:01 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Quercus Tfi Sa ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Sep 11, 2008 to Sep 4, 2026

Model Insight

With persistence 1.000, illiquidity shocks have a half-life of 173286 trading days (~687.6 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 1.000, shock half-life ~173286 days
ParamValuet-stat
ωconst6.0839
αARCH0.0827
βGARCH0.9173
γi Spline Coefficients
K=8
γ10.9006
γ2-2.8835
γ32.1643
γ43.0336
γ5-6.7511
γ66.2169
γ7-6.4326
γ87.3017

1.000

Persistence

173286d

Half-life
μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

6.0839
α

ARCH

Response to squared shocks

0.0827
β

GARCH

Volatility persistence

0.9173
γi Spline Coefficients
K=8
γ10.9006
γ2-2.8835
γ32.1643
γ43.0336
γ5-6.7511
γ66.2169
γ7-6.4326
γ87.3017

Persistence:

1.000

Half-life:

173286 days