Spark New Zealand Ltd Spline-GARCH Volatility Analysis
Volatility Prediction for Thursday, February 12th, 2026:23.87% (-0.34%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 1.5003 | 6.42 | |
| 0.0625 | 7.50 | |
| 0.9051 | 73.21 | |
| -0.0297 | -2.30 | |
| 0.0701 | 3.87 | |
| -0.0644 | -5.32 | |
| 0.0201 | 1.54 | |
| 0.0507 | 1.96 |
Estimation Period:
Oct 2, 1991 to Feb 6, 2026
Oct 2, 1991 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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