iShares 0-1 Year Treasury Bond ETF 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 Thursday, June 18th, 2026
1 Day
0.74%
decreased by 0.01%
1 Week
0.74%
decreased by 0.01%
1 Month
0.74%
decreased by 0.01%
Analysis last updated: Wednesday, June 17, 2026 at 10:19 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 0.0000 | 0.00 | |
| 0.0496 | 9.30 | |
| 0.9612 | 556.91 | |
| -0.0216 | -3.23 |
Estimation Period:
Jan 11, 2007 to Jun 12, 2026
Jan 11, 2007 to Jun 12, 2026
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