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Calidi Biotherapeutics Inc MF2-GARCH Volatility Analysis

Volatility prediction for Tuesday, September 15th, 2026

1 Day

71.03%

decreased by 4.19%

1 Week

98.40%

increased by 23.18%

1 Month

459.11%

increased by 383.89%

Analysis last updated: Monday, September 14, 2026 at 09:59 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Calidi Biotherapeutics Inc MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Sep 10, 2021 to Sep 11, 2026

Model Insight

With persistence 1.000, volatility shocks have a half-life of 3448 trading days (~13.7 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

Inverse leverage: Positive returns increase volatility 354% more than negative returns

σ

MF2-GARCH Model

Tap to view equation

High persistence: persistence 1.000, shock half-life ~3448 daysInverse leverage: Positive returns increase volatility 354% more than negative returns
ParamValuet-stat
mwindow21
αARCH0.6413
3.76***
βGARCH0.6085
8.24***
γleverage-0.5000
-2.16**
λ₁tau intercept10.0000
1.02
λ₂forecast adj.0.0873
1.51
λ₃tau persistence0.9127
18.06***

1.000

Persistence

3448d

Half-life
σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

21
α

ARCH

Response to squared shocks

0.6413
3.76***
β

GARCH

Volatility persistence

0.6085
8.24***
γ

leverage

Additional response to negative shocks

-0.5000
-2.16**
λ₁

tau intercept

Baseline long-term coefficient

10.0000
1.02
λ₂

forecast adj.

Forecast performance sensitivity

0.0873
1.51
λ₃

tau persistence

Long-term factor persistence

0.9127
18.06***

Persistence:

1.000

Half-life:

3448 days