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Wolong New Energy Group Co Ltd MF2-GARCH Volatility Analysis

Volatility prediction for Friday, September 11th, 2026

1 Day

33.17%

increased by 0.03%

1 Week

35.93%

increased by 2.79%

1 Month

38.34%

increased by 5.20%

Analysis last updated: Friday, September 11, 2026 at 06:15 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Wolong New Energy Group Co Ltd MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Apr 15, 1999 to Sep 4, 2026

Model Insight

Volatility shocks decay with a half-life of 5 trading days, meaning a shock loses half its impact after approximately 5 days.

σ

MF2-GARCH Model

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Shock decay: Shocks decay with a 5-day half-life
ParamValuet-stat
mwindow41
αARCH0.1659
9.08***
βGARCH0.7256
21.74***
γleverage-0.0425
-1.87*
λ₁tau intercept0.1512
1.46
λ₂forecast adj.0.0678
1.84*
λ₃tau persistence0.9146
19.39***

0.870

Persistence

5d

Half-life
σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

41
α

ARCH

Response to squared shocks

0.1659
9.08***
β

GARCH

Volatility persistence

0.7256
21.74***
γ

leverage

Additional response to negative shocks

-0.0425
-1.87*
λ₁

tau intercept

Baseline long-term coefficient

0.1512
1.46
λ₂

forecast adj.

Forecast performance sensitivity

0.0678
1.84*
λ₃

tau persistence

Long-term factor persistence

0.9146
19.39***

Persistence:

0.870

Half-life:

5 days