Skip to main content
V-Lab

Ningbo Daye Garden Machinery Co Ltd APARCH Volatility Analysis

Volatility prediction for Tuesday, July 14th, 2026

1 Day

51.44%

increased by 2.92%

1 Week

52.40%

increased by 3.88%

1 Month

54.77%

increased by 6.25%

Analysis last updated: Tuesday, July 14, 2026 at 06:23 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Ningbo Daye Garden Machinery Co Ltd APARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Sep 1, 2020 to Jul 10, 2026

Model Insight

This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 117% 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

APARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.8870
5.66***
α

ARCH

Response to squared shocks

0.1228
7.99***
β

GARCH

Volatility persistence

0.8036
67.71***
γ

leverage

Additional response to negative shocks

-0.1983
-5.75***
δ

power

Transformation power

1.9289
11.21***

Persistence:

0.928

Half-life:

9 days