Quest Diagnostics Inc AGARCH Volatility Analysis
Volatility prediction for Monday, June 15th, 2026
1 Day
23.62%
decreased by 0.80%
1 Week
24.07%
decreased by 0.35%
1 Month
25.52%
increased by 1.10%
Analysis last updated: Friday, June 12, 2026 at 11:57 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 0.0905 | 16.19 | |
| 0.0937 | 42.53 | |
| 0.8755 | 267.97 | |
| 0.4881 | 6.15 |
Estimation Period:
Dec 18, 1996 to Jun 12, 2026
Dec 18, 1996 to Jun 12, 2026
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