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V-Lab

Visa Chrome Ltd APARCH Volatility Analysis

Volatility prediction for Tuesday, July 21st, 2026

1 Day

47.87%

increased by 2.05%

1 Week

49.51%

increased by 3.69%

1 Month

51.88%

increased by 6.06%

Analysis last updated: Tuesday, July 21, 2026 at 07:17 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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graph of Visa Chrome Ltd APARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jul 27, 2006 to Jul 17, 2026

Model Insight

This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 74% more than negative returns. Volatility rises more after gains than after losses, the reverse of the usual leverage effect and uncommon among risky assets. The volatility power δ = 1.18 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

0.7496
21.46***
α

ARCH

Response to squared shocks

0.2054
31.07***
β

GARCH

Volatility persistence

0.6521
63.87***
γ

leverage

Additional response to negative shocks

-0.2320
-12.12***
δ

power

Transformation power

1.1768
28.79***

Persistence:

0.820

Half-life:

3 days