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V-Lab

CDX/CBOE NA High Yield 1-Month Volatility Index (BP Volatility) GJR-GARCH Volatility Analysis

Volatility prediction for Friday, July 24th, 2026

1 Day

116.83%

increased by 21.13%

1 Week

114.76%

increased by 19.06%

1 Month

110.29%

increased by 14.59%

Analysis last updated: Friday, July 24, 2026 at 11:34 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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graph of CDX/CBOE NA High Yield 1-Month Volatility Index (BP Volatility) GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Mar 5, 2012 to Jul 17, 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

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

4.7564
17.93***
α

ARCH

Response to squared shocks

0.1508
13.61***
β

GARCH

Volatility persistence

0.8104
103.82***
γ

leverage

Additional response to negative shocks

-0.1371
-9.25***

Persistence:

0.893

Half-life:

6 days