Russell 1000 Growth Index APARCH Volatility Analysis
Volatility prediction for Monday, May 18th, 2026
1 Day
12.97%
increased by 2.41%
1 Week
13.28%
increased by 2.72%
1 Month
14.35%
increased by 3.79%
Analysis last updated: Saturday, May 16, 2026 at 12:11 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 0.0261 | 27.30 | |
| 0.0742 | 14.16 | |
| 0.9126 | 326.03 | |
| 0.8667 | 9.06 | |
| 1.2493 | 40.43 |
Estimation Period:
May 12, 2000 to May 15, 2026
May 12, 2000 to May 15, 2026
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