Bloomberg US HiYld RBI(SM) Series 1 Total Return Index Unhedged USD AGARCH Volatility Analysis
High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful
Volatility prediction for Friday, May 22nd, 2026
1 Day
4.82%
decreased by 0.30%
1 Week
4.94%
decreased by 0.18%
1 Month
5.41%
increased by 0.29%
Analysis last updated: Saturday, May 23, 2026 at 01:57 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| -0.0008 | -3.44 | |
| 0.1129 | 30.62 | |
| 0.8897 | 284.88 | |
| 0.1593 | 18.68 |
Estimation Period:
Aug 31, 2009 to Apr 4, 2025
Aug 31, 2009 to Apr 4, 2025
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