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V-Lab

Xuchang KETOP Testing Research Institute Co Ltd Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Tuesday, February 24th, 2026:19.21% (-0.63%)
Analysis last updated: Saturday, February 14, 2026 at 09:21 PM UTC
Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Xuchang KETOP Testing Research Institute Co Ltd S0GARCH
paramt-stat
ω1.21724.67
α0.23134.15
β0.45204.87
γ10.99891.08
γ2-1.8733-1.39
γ31.91752.45
γ4-2.1551-3.64
γ51.68113.99
Estimation Period:
Sep 23, 2020 to Feb 13, 2026
Impact of return on volatility tomorrow
Volatility Forecasts