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V-Lab
V-Lab

CDX/CBOE NA High Yield 1-Month Volatility Index (BP Volatility) MF2-GARCH Volatility Analysis

Inactive

Last recorded values (Monday, August 17th, 2026):

1 Day

95.61%

1 Week

99.97%

1 Month

107.55%

Analysis last updated: Wednesday, September 2, 2026 at 06:28 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of CDX/CBOE NA High Yield 1-Month Volatility Index (BP Volatility) MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Mar 5, 2012 to Aug 14, 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

MF2-GARCH Model

Tap to view equation

Inverse leverage: volatility responds almost entirely to positive returns
ParamValuet-stat
mwindow126
αARCH0.1429
5.84***
βGARCH0.7955
18.13***
γleverage-0.1350
-3.26***
λ₁tau intercept0.5797
1.05
λ₂forecast adj.0.0292
1.43
λ₃tau persistence0.9584
31.11***

0.871

Persistence

5d

Half-life
σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

126
α

ARCH

Response to squared shocks

0.1429
5.84***
β

GARCH

Volatility persistence

0.7955
18.13***
γ

leverage

Additional response to negative shocks

-0.1350
-3.26***
λ₁

tau intercept

Baseline long-term coefficient

0.5797
1.05
λ₂

forecast adj.

Forecast performance sensitivity

0.0292
1.43
λ₃

tau persistence

Long-term factor persistence

0.9584
31.11***

Persistence:

0.871

Half-life:

5 days