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V-Lab

Miami International Hold Inc MF2-GARCH Volatility Analysis

Volatility prediction for Friday, October 23rd, 2026

1 Day

61.46%

increased by 4.78%

1 Week

50.92%

decreased by 5.76%

1 Month

47.49%

decreased by 9.19%

Analysis last updated: Thursday, October 22, 2026 at 09:43 PM UTC

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Date Range:

from

10/22/2024

to

10/22/2026

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

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