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Adtran Networks SE ILLIQ-MFMEM Liquidity Analysis

Illiquidity prediction for Monday, July 27th, 2026

1 Day

4,815.45

decreased by 382.65

1 Week

5,666.51

increased by 468.41

1 Month

10,577.24

increased by 5,379.14

Analysis last updated: Sunday, July 26, 2026 at 12:16 AM UTC

Date Range:

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to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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graph of Adtran Networks SE ILLIQ-MFMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Mar 30, 1999 to Jul 24, 2026

Model Insight

With persistence 0.999, illiquidity shocks have a half-life of 541 trading days (~2.1 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate. This multi-frequency model splits illiquidity into a fast short-run component and a slow-moving long-run level that drifts over the sample rather than a constant baseline.

μ

ILLIQ-MFMEM Model

Tap to view equation

ParameterValuet-statistic
α

ARCH

Response to squared shocks

0.0958
31.14***
β

GARCH

Volatility persistence

0.9039
271.12***
γ

leverage

Additional response to negative shocks

-0.0021
-1.63
λ₁

tau intercept

Baseline long-term coefficient

91,082.7500

Persistence:

0.999

Half-life:

541 days