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V-Lab

Shengfeng Development Ltd MF2-GARCH Volatility Analysis

Volatility prediction for Friday, October 23rd, 2026

1 Day

88.21%

increased by 0.33%

1 Week

91.35%

increased by 3.47%

1 Month

93.36%

increased by 5.48%

Analysis last updated: Thursday, October 22, 2026 at 09:28 PM UTC

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Date Range:

from

10/22/2024

to

10/22/2026

6M ·

1Y ·

2Y ·

All

graph of Shengfeng Development Ltd MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Mar 31, 2023 to Oct 19, 2026

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

Inverse leverage: volatility responds almost entirely to positive returns
ParamValuet-stat
mwindow121
αARCH0.1183
2.70***
βGARCH0.0000
0.00
γleverage-0.1183
-2.66***
λ₁tau intercept7.9190
2.34**
λ₂forecast adj.0.6377
5.11***
λ₃tau persistence0.0000
0.00

0.059

Persistence

0d

Half-life
σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

121
α

ARCH

Response to squared shocks

0.1183
2.70***
β

GARCH

Volatility persistence

0.0000
0.00
γ

leverage

Additional response to negative shocks

-0.1183
-2.66***
λ₁

tau intercept

Baseline long-term coefficient

7.9190
2.34**
λ₂

forecast adj.

Forecast performance sensitivity

0.6377
5.11***
λ₃

tau persistence

Long-term factor persistence

0.0000
0.00

Persistence:

0.059

Half-life:

0 days