Quebecor Inc GJR-GARCH Volatility Analysis
Volatility Prediction for Tuesday, February 17th, 2026:21.87% (+0.44%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.0726 | 23.17 | |
| 0.0763 | 14.43 | |
| 0.8775 | 245.39 | |
| 0.0494 | 6.55 |
Estimation Period:
Jan 1, 1990 to Feb 13, 2026
Jan 1, 1990 to Feb 13, 2026
News Impact Curve
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