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V-Lab

Regencell Bioscience Hol Ltd MF2-GARCH Volatility Analysis

Volatility prediction for Monday, September 14th, 2026

1 Day

113.84%

decreased by 2.41%

1 Week

116.91%

increased by 0.66%

1 Month

125.87%

increased by 9.62%

Analysis last updated: Friday, September 11, 2026 at 11:23 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Regencell Bioscience Hol Ltd MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

May 9, 2002 to Sep 11, 2026
Boundary Parameters

Model Insight

This asset exhibits a strong leverage effect: volatility responds almost entirely to negative shocks. The ARCH response to positive shocks is negligible.

σ

MF2-GARCH Model

Tap to view equation

Leverage: volatility responds almost entirely to negative shocks
ParamValuet-stat
mwindow81
αARCH0.0052
0.39
βGARCH0.8914
11.07***
γleverage0.0486
2.05**
λ₁tau intercept0.6238
2.63***
λ₂forecast adj.1.0000
9.45***
λ₃tau persistence0.0000
0.00

0.921

Persistence

8d

Half-life
σ

MF2-GARCH Model

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ParameterValuet-statistic
m

window

Rolling window length

81
α

ARCH

Response to squared shocks

0.0052
0.39
β

GARCH

Volatility persistence

0.8914
11.07***
γ

leverage

Additional response to negative shocks

0.0486
2.05**
λ₁

tau intercept

Baseline long-term coefficient

0.6238
2.63***
λ₂

forecast adj.

Forecast performance sensitivity

1.0000
9.45***
λ₃

tau persistence

Long-term factor persistence

0.0000
0.00

Persistence:

0.921

Half-life:

8 days