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Petkim Petrokimya Holding AS Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Wednesday, February 11th, 2026:40.07% (-1.72%)
Analysis last updated: Thursday, February 12, 2026 at 12:30 AM UTC
Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Petkim Petrokimya Holding AS S0GARCH
paramt-stat
ω0.21722.51
α0.08656.69
β0.866234.67
γ1-0.7144-8.25
γ20.93014.92
γ3-0.3346-2.08
γ40.21212.18
γ5-0.1566-1.88
γ60.11701.60
γ7-0.0726-1.19
γ80.06550.99
γ9-0.1070-1.64
γ100.08061.83
Estimation Period:
Sep 28, 1993 to Feb 6, 2026
Impact of return on volatility tomorrow
Volatility Forecasts