Calidi Biotherapeutics Inc GJR-GARCH Volatility Analysis
High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful
Volatility prediction for Friday, October 23rd, 2026
1 Day
115.84%
1 Week
115.85%
1 Month
115.90%
Analysis last updated: Thursday, October 22, 2026 at 09:50 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Sep 10, 2021 to Oct 16, 2026Model Insight
Estimated persistence of 1.000 is at or above 1 (non-stationary): volatility shocks do not decay and the long-run variance is undefined, so long-horizon forecasts should be treated with caution.
GJR-GARCH Model
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| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0060 | 0.61 |
| αARCH | 0.3124 | 0.64 |
| βGARCH | 0.7610 | 6.30*** |
| γleverage | -0.1468 | -0.32 |
1.000
Persistence-
Half-lifeGJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0060 | 0.61 |
α ARCH Response to squared shocks | 0.3124 | 0.64 |
β GARCH Volatility persistence | 0.7610 | 6.30*** |
γ leverage Additional response to negative shocks | -0.1468 | -0.32 |
Persistence:
1.000
Half-life:
-
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