JSE Securities South African Volatility Index GJR-GARCH Volatility Analysis
Volatility prediction for Friday, June 5th, 2026
1 Day
53.38%
decreased by 2.62%
1 Week
54.06%
decreased by 1.94%
1 Month
55.85%
decreased by 0.15%
Analysis last updated: Friday, June 5, 2026 at 08:19 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 0.8976 | 14.13 | |
| 0.1206 | 11.67 | |
| 0.8360 | 99.96 | |
| -0.0442 | -2.46 |
Estimation Period:
Feb 1, 2007 to Apr 4, 2025
Feb 1, 2007 to Apr 4, 2025
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