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V-Lab

APR Co Ltd APARCH Volatility Analysis

Volatility prediction for Monday, August 10th, 2026

1 Day

59.72%

decreased by 0.82%

1 Week

61.31%

increased by 0.77%

1 Month

63.27%

increased by 2.73%

Analysis last updated: Saturday, August 8, 2026 at 11:45 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

All

graph of APR Co Ltd APARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Feb 27, 2024 to Aug 7, 2026
Boundary Parameters

Model Insight

Volatility shocks decay with a half-life of 3 trading days, meaning a shock loses half its impact after approximately 3 days. The volatility power δ = 1.09 sits below 2, so large shocks influence volatility less than quadratically, a more outlier-robust response than standard GARCH.

σ

APARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.0000
1.19
α

ARCH

Response to squared shocks

0.0344
0.80
β

GARCH

Volatility persistence

0.7534
11.10***
γ

leverage

Additional response to negative shocks

1.0000
0.62
δ

power

Transformation power

1.0925
2.56**

Persistence:

0.783

Half-life:

3 days