Merck & Co Inc ILLIQ-MFMEM Liquidity Analysis
Liquidity prediction for Wednesday, July 22nd, 2026
1 Day
13.29
1 Week
13.04
1 Month
12.02
Analysis last updated: Tuesday, July 21, 2026 at 09:50 PM UTC
News Impact Curve
How returns affect tomorrow's liquidityLiquidity Forecast
How liquidity evolves over timeParameter Estimates
Jan 2, 1990 to Jul 17, 2026Model Insight
Illiquidity shocks decay with a half-life of 23 trading days, meaning a shock loses half its impact after approximately 23 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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| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 126 | |
α ARCH Response to squared shocks | 0.0437 | 19.60*** |
β GARCH Volatility persistence | 0.9488 | 711.80*** |
γ leverage Additional response to negative shocks | -0.0437 | -5.54*** |
λ₁ tau intercept Baseline long-term coefficient | 0.0011 | 14.06*** |
λ₂ forecast adj. Forecast performance sensitivity | 0.0000 | 0.01 |
λ₃ tau persistence Long-term factor persistence | 0.9994 | 1,282.97*** |
Persistence:
0.971
Half-life:
23 days
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