V-Lab
Pngs Reva Diamond Jewellery Ltd Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Wednesday, August 5th, 2026
1 Day
98.11%
increased by 56.64%
1 Week
58.43%
increased by 16.96%
1 Month
43.86%
increased by 2.39%
Analysis last updated: Wednesday, August 5, 2026 at 07:09 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Mar 4, 2026 to Jul 31, 2026Model Insight
This model fits a time-varying baseline (a spline), so volatility mean-reverts toward a slowly-shifting long-run level rather than a constant.
τ
Zero Slope Spline-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.4210 | 5.28*** |
α ARCH Response to squared shocks | 0.1651 | 1.16 |
β GARCH Volatility persistence | 0.0000 | 0.00 |
Spline Coefficients
K=1
| γ1 | 6.5362 | 2.62*** |
Persistence:
0.165
Half-life:
0 days
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