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V-Lab

Ctac NV MF2-GARCH Volatility Analysis

Volatility prediction for Friday, August 21st, 2026

1 Day

25.06%

decreased by 68.08%

1 Week

71.92%

decreased by 21.22%

1 Month

5,035.56%

increased by 4,942.42%

Analysis last updated: Friday, August 21, 2026 at 06:48 PM UTC

Date Range:

from

to

6M ·

All

graph of Ctac NV MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Dec 26, 2025 to Aug 14, 2026

Model Insight

This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 72% more than negative returns. Volatility rises more after gains than after losses, the reverse of the usual leverage effect and uncommon among risky assets.

σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

56
α

ARCH

Response to squared shocks

0.8968
102.46***
β

GARCH

Volatility persistence

0.0000
0.09
γ

leverage

Additional response to negative shocks

-0.3757
-29.16***
λ₁

tau intercept

Baseline long-term coefficient

0.3199
25.66***
λ₂

forecast adj.

Forecast performance sensitivity

0.6073
30.88***
λ₃

tau persistence

Long-term factor persistence

0.0000
0.00

Persistence:

0.709

Half-life:

2 days