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V-Lab

Miami International Hold Inc MF2-GARCH Volatility Analysis

Volatility prediction for Monday, October 19th, 2026

1 Day

39.85%

decreased by 18.90%

1 Week

44.69%

decreased by 14.06%

1 Month

45.98%

decreased by 12.77%

Analysis last updated: Friday, October 16, 2026 at 11:25 PM UTC

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Date Range:

from

10/16/2024

to

10/16/2026

6M ·

1Y ·

All

graph of Miami International Hold Inc MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Aug 14, 2025 to Oct 16, 2026
Boundary Parameters

Model Insight

This asset shows a rare inverse leverage effect: volatility responds almost entirely to positive returns, rising far more after gains than after losses. This is the reverse of the usual leverage effect, rare among risky assets.

σ

MF2-GARCH Model

Tap to view equation

Inverse leverage: volatility responds almost entirely to positive returns
ParamValuet-stat
mwindow81
αARCH0.5154
4.74***
βGARCH0.0000
0.00
γleverage-0.5000
-4.59***
λ₁tau intercept8.5327
2.37**
λ₂forecast adj.0.0000
0.00
λ₃tau persistence0.0000
0.00

0.265

Persistence

1d

Half-life
σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

81
α

ARCH

Response to squared shocks

0.5154
4.74***
β

GARCH

Volatility persistence

0.0000
0.00
γ

leverage

Additional response to negative shocks

-0.5000
-4.59***
λ₁

tau intercept

Baseline long-term coefficient

8.5327
2.37**
λ₂

forecast adj.

Forecast performance sensitivity

0.0000
0.00
λ₃

tau persistence

Long-term factor persistence

0.0000
0.00

Persistence:

0.265

Half-life:

1 days