Amgen Inc GARCH Volatility Analysis
Volatility Prediction for Monday, February 23rd, 2026:34.18% (-1.31%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.0795 | 21.23 | |
| 0.0713 | 38.30 | |
| 0.9111 | 411.32 |
Estimation Period:
Jan 2, 1990 to Feb 20, 2026
Jan 2, 1990 to Feb 20, 2026
News Impact Curve
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