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V-Lab

Ningbo Daye Garden Machinery Co Ltd GJR-GARCH Volatility Analysis

Volatility prediction for Monday, August 24th, 2026

1 Day

44.16%

decreased by 1.90%

1 Week

46.16%

increased by 0.10%

1 Month

50.87%

increased by 4.81%

Analysis last updated: Saturday, August 22, 2026 at 07:51 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Ningbo Daye Garden Machinery Co Ltd GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Sep 1, 2020 to Aug 21, 2026

Model Insight

This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 121% 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

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.9526
10.67***
α

ARCH

Response to squared shocks

0.1695
12.97***
β

GARCH

Volatility persistence

0.8035
55.60***
γ

leverage

Additional response to negative shocks

-0.0927
-4.67***

Persistence:

0.927

Half-life:

9 days