Ryerson Holding Corp ILLIQ-MFMEM Liquidity Analysis
Illiquidity prediction for Friday, October 23rd, 2026
1 Day
1,396.05
1 Week
1,588.34
1 Month
1,821.69
Analysis last updated: Thursday, October 22, 2026 at 09:46 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Aug 8, 2014 to Oct 16, 2026Model Insight
Illiquidity shocks decay with a half-life of 13 trading days, meaning a shock loses half its impact after approximately 13 days. 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.
ILLIQ-MFMEM Model
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| Param | Value | t-stat |
|---|---|---|
| mwindow | 41 | |
| αARCH | 0.0704 | 8.94*** |
| βGARCH | 0.9132 | 96.00*** |
| γleverage | -0.0704 | -7.76*** |
| λ₁tau intercept | 10.0000 | 0.25 |
| λ₂forecast adj. | 1.0000 | 38.44*** |
| λ₃tau persistence | 0.0000 | 0.01 |
0.948
Persistence13d
Half-lifeILLIQ-MFMEM Model
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| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 41 | |
α ARCH Response to squared shocks | 0.0704 | 8.94*** |
β GARCH Volatility persistence | 0.9132 | 96.00*** |
γ leverage Additional response to negative shocks | -0.0704 | -7.76*** |
λ₁ tau intercept Baseline long-term coefficient | 10.0000 | 0.25 |
λ₂ forecast adj. Forecast performance sensitivity | 1.0000 | 38.44*** |
λ₃ tau persistence Long-term factor persistence | 0.0000 | 0.01 |
Persistence:
0.948
Half-life:
13 days
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