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V-Lab

African Rainbow Minerals Ltd MF2-GARCH Volatility Analysis

Volatility prediction for Tuesday, July 14th, 2026

1 Day

51.88%

decreased by 1.12%

1 Week

52.39%

decreased by 0.61%

1 Month

54.17%

increased by 1.17%

Analysis last updated: Tuesday, July 14, 2026 at 06:35 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of African Rainbow Minerals Ltd MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Oct 24, 2006 to Jul 10, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 181% more than equivalent positive returns.

σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

61
α

ARCH

Response to squared shocks

0.0305
9.24***
β

GARCH

Volatility persistence

0.9150
156.45***
γ

leverage

Additional response to negative shocks

0.0552
9.87***
λ₁

tau intercept

Baseline long-term coefficient

0.0143
3.38***
λ₂

forecast adj.

Forecast performance sensitivity

0.0184
4.92***
λ₃

tau persistence

Long-term factor persistence

0.9809
236.70***

Persistence:

0.973

Half-life:

25 days