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Severn Trent PLC Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Monday, February 9th, 2026:19.25% (-0.73%)
Analysis last updated: Sunday, February 8, 2026 at 04:32 AM UTC
Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Severn Trent PLC S0GARCH
paramt-stat
ω0.821510.88
α0.12935.94
β0.662614.43
γ1-0.0633-2.93
γ20.13484.02
γ3-0.1683-6.53
γ40.16966.31
γ5-0.1005-2.70
γ60.02670.59
γ70.01650.48
γ8-0.0276-1.24
γ90.01460.88
Estimation Period:
Jan 1, 1990 to Feb 6, 2026
Impact of return on volatility tomorrow
Volatility Forecasts