Ibovespa Brasil Sao Paulo Stock Exchange Index Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Wednesday, April 29th, 2026
1 Day
16.35%
decreased by 0.43%
1 Week
16.59%
decreased by 0.19%
1 Month
17.35%
increased by 0.57%
Analysis last updated: Tuesday, April 28, 2026 at 09:02 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 4.6297 | 5.88 | |
| 0.0829 | 8.01 | |
| 0.8850 | 74.98 | |
| 0.0358 | 5.36 | |
| -0.0381 | -4.18 | |
| 0.0019 | 0.38 | |
| 0.0030 | 0.95 |
Estimation Period:
Jan 2, 1990 to Apr 24, 2026
Jan 2, 1990 to Apr 24, 2026
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