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

Volatility prediction for Monday, August 10th, 2026

1 Day

90.58%

decreased by 3.46%

1 Week

92.66%

decreased by 1.38%

1 Month

98.20%

increased by 4.16%

Analysis last updated: Monday, August 10, 2026 at 11:38 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

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

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Mar 5, 2012 to Aug 7, 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

EGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.2798
12.24***
α

ARCH

Response to squared shocks

0.1176
13.27***
β

GARCH

Volatility persistence

0.9266
187.53***
γ

leverage

Additional response to negative shocks

0.1170
15.92***

Persistence:

0.927

Half-life:

9 days