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V-Lab

Pngs Reva Diamond Jewellery Ltd Spline-GARCH Volatility Analysis

Volatility prediction for Wednesday, August 5th, 2026

1 Day

101.07%

increased by 62.89%

1 Week

57.80%

increased by 19.62%

1 Month

40.54%

increased by 2.36%

Analysis last updated: Wednesday, August 5, 2026 at 07:09 PM UTC

Date Range:

from

to

6M ·

All

graph of Pngs Reva Diamond Jewellery Ltd SGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Mar 4, 2026 to Jul 31, 2026

Model 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

Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.2783
3.69***
α

ARCH

Response to squared shocks

0.1828
1.43
β

GARCH

Volatility persistence

0.0000
0.00
γi Spline Coefficients
K=1
γ1-1.0122
-0.06

Persistence:

0.183

Half-life:

0 days