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V-Lab

PowerBank Corp MF2-GARCH Volatility Analysis

Volatility prediction for Monday, July 27th, 2026

1 Day

76.33%

increased by 1.45%

1 Week

87.75%

increased by 12.87%

1 Month

107.94%

increased by 33.06%

Analysis last updated: Friday, July 24, 2026 at 09:58 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

All

graph of PowerBank Corp MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Apr 8, 2024 to Jul 24, 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

ParameterValuet-statistic
m

window

Rolling window length

71
α

ARCH

Response to squared shocks

0.4708
28.44***
β

GARCH

Volatility persistence

0.6269
57.78***
γ

leverage

Additional response to negative shocks

-0.4078
-25.78***
λ₁

tau intercept

Baseline long-term coefficient

10.0000
0.45
λ₂

forecast adj.

Forecast performance sensitivity

0.0000
0.00
λ₃

tau persistence

Long-term factor persistence

0.8388
2.16**

Persistence:

0.894

Half-life:

6 days