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V-Lab

Bloomberg US Corporate High-Yield Bond Index Total Return Value Unhedged USD GJR-GARCH Volatility Analysis

High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful

Volatility prediction for Friday, March 27th, 2026

1 Day

5.39%

increased by 0.99%

1 Week

5.46%

increased by 1.06%

1 Month

5.73%

increased by 1.33%

Analysis last updated: Monday, March 30, 2026 at 09:55 PM UTC

Date Range:

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to

6M ·

1Y ·

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graph of Bloomberg US Corporate High-Yield Bond Index Total Return Value Unhedged USD GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time
paramt-stat
ω0.001525.78
α0.133723.36
β0.7927203.19
γ0.147412.38
Estimation Period:
Sep 21, 2001 to Apr 4, 2025