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Petrosea Tbk Pt Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Wednesday, February 18th, 2026:122.71% (-10.73%)
Analysis last updated: Sunday, February 15, 2026 at 04:08 AM UTC
Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Petrosea Tbk Pt S0GARCH
paramt-stat
ω1.64523.72
α0.14597.91
β0.794927.17
γ10.19551.98
γ2-0.2605-1.66
γ3-0.0089-0.07
γ40.21352.10
γ5-0.2902-3.07
γ60.32173.94
γ7-0.3572-4.52
γ80.39674.85
γ9-0.3221-5.57
Estimation Period:
May 17, 1990 to Feb 13, 2026
Impact of return on volatility tomorrow
Volatility Forecasts