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V-Lab

Calidi Biotherapeutics Inc Zero Slope Spline-GARCH Volatility Analysis

Volatility prediction for Wednesday, August 26th, 2026

1 Day

141.88%

increased by 4.39%

1 Week

184.16%

increased by 46.67%

1 Month

297.21%

increased by 159.72%

Analysis last updated: Tuesday, August 25, 2026 at 09:53 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

All

graph of Calidi Biotherapeutics Inc S0GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Sep 10, 2021 to Aug 21, 2026

Model Insight

With persistence 0.998, volatility shocks have a half-life of 351 trading days (~1.4 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

τ

Zero Slope Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.3787
5.54***
α

ARCH

Response to squared shocks

0.4707
4.08***
β

GARCH

Volatility persistence

0.5273
4.56***
γi Spline Coefficients
K=8
γ110.4538
2.40**
γ2-13.2816
-2.05**
γ312.9103
2.81***
γ4-24.0043
-7.54***
γ518.9368
4.66***
γ6-8.6516
-2.19**
γ77.4818
2.67***
γ8-5.6158
-2.31**

Persistence:

0.998

Half-life:

351 days