Pony Testing International Group Co Ltd GJR-GARCH Volatility Analysis
Volatility prediction for Thursday, May 21st, 2026
1 Day
47.32%
increased by 3.20%
1 Week
48.22%
increased by 4.10%
1 Month
51.02%
increased by 6.90%
Analysis last updated: Thursday, May 21, 2026 at 06:38 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 0.4732 | 11.72 | |
| 0.1291 | 10.54 | |
| 0.8657 | 95.35 | |
| -0.0562 | -3.04 |
Estimation Period:
Sep 16, 2020 to May 15, 2026
Sep 16, 2020 to May 15, 2026
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