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Apartment Investment & Management Co 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, August 12th, 2026

1 Day

4,157.12

increased by 158.05

1 Week

4,135.24

increased by 136.17

1 Month

3,771.27

decreased by 227.80

Analysis last updated: Tuesday, August 11, 2026 at 10:13 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Apartment Investment & Management Co ILLIQ-SMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Jul 22, 1994 to Aug 7, 2026

Model Insight

Estimated persistence of 1.000 is at or above 1 (non-stationary): illiquidity shocks do not decay and the long-run level is undefined, so long-horizon forecasts should be treated with caution.

μ

ILLIQ-SMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.7948
α

ARCH

Response to squared shocks

0.1115
β

GARCH

Volatility persistence

0.8885
γi Spline Coefficients
K=1
γ10.0518

Persistence:

1.000

Half-life:

-