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ICE BofA BB US High Yield Index MF2-GARCH Volatility Analysis

Volatility prediction for Friday, October 23rd, 2026

1 Day

2.33%

decreased by 0.15%

1 Week

2.44%

decreased by 0.04%

1 Month

2.84%

increased by 0.36%

Analysis last updated: Friday, October 23, 2026 at 02:31 PM UTC

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Date Range:

from

10/22/2024

to

10/22/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of ICE BofA BB US High Yield Index MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 1, 1997 to Oct 16, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 181% more than equivalent positive returns.

σ

MF2-GARCH Model

Tap to view equation

Leverage: Negative returns increase volatility 181% more than positive returns
ParamValuet-stat
mwindow101
αARCH0.1006
6.34***
βGARCH0.7850
51.68***
γleverage0.1817
6.38***
λ₁tau intercept0.0014
0.93
λ₂forecast adj.0.0518
1.18
λ₃tau persistence0.9338
16.58***

0.976

Persistence

29d

Half-life
σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

101
α

ARCH

Response to squared shocks

0.1006
6.34***
β

GARCH

Volatility persistence

0.7850
51.68***
γ

leverage

Additional response to negative shocks

0.1817
6.38***
λ₁

tau intercept

Baseline long-term coefficient

0.0014
0.93
λ₂

forecast adj.

Forecast performance sensitivity

0.0518
1.18
λ₃

tau persistence

Long-term factor persistence

0.9338
16.58***

Persistence:

0.976

Half-life:

29 days