Amgen Inc EGARCH Volatility Analysis
Volatility Prediction for Thursday, February 19th, 2026:32.54% (-0.27%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.0371 | 18.47 | |
| 0.1497 | 38.78 | |
| 0.9790 | 906.50 | |
| -0.0324 | -7.52 |
Estimation Period:
Jan 2, 1990 to Feb 13, 2026
Jan 2, 1990 to Feb 13, 2026
News Impact Curve
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