V-Lab
Calidi Biotherapeutics Inc MF2-GARCH Volatility Analysis
Volatility prediction for Wednesday, August 26th, 2026
1 Day
96.28%
1 Week
129.75%
1 Month
616.04%
Analysis last updated: Tuesday, August 25, 2026 at 09:53 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Sep 10, 2021 to Aug 21, 2026Model Insight
With persistence 1.000, volatility shocks have a half-life of 3483 trading days (~13.8 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
Inverse leverage: Positive returns increase volatility 359% more than negative returns
MF2-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 21 | |
α ARCH Response to squared shocks | 0.6393 | 11.85*** |
β GARCH Volatility persistence | 0.6105 | 31.80*** |
γ leverage Additional response to negative shocks | -0.5000 | -6.36*** |
λ₁ tau intercept Baseline long-term coefficient | 10.0000 | 7.01*** |
λ₂ forecast adj. Forecast performance sensitivity | 0.0863 | 4.50*** |
λ₃ tau persistence Long-term factor persistence | 0.9137 | 37.84*** |
Persistence:
1.000
Half-life:
3483 days
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