Spok Holdings Inc EGARCH Volatility Analysis
Volatility Prediction for Friday, February 13th, 2026:29.30% (-0.08%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.1389 | 12.79 | |
| 0.1745 | 18.61 | |
| 0.9264 | 146.10 | |
| -0.0038 | -0.52 |
Estimation Period:
Nov 17, 2004 to Feb 6, 2026
Nov 17, 2004 to Feb 6, 2026
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