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Henan Zhongyuan Expressway Co Ltd Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Monday, February 9th, 2026:30.02% (-2.02%)
Analysis last updated: Saturday, February 7, 2026 at 08:17 PM UTC
Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Henan Zhongyuan Expressway Co Ltd S0GARCH
paramt-stat
ω0.94294.20
α0.11555.79
β0.834733.13
γ10.01660.19
γ2-0.1559-1.24
γ30.24702.74
γ4-0.1049-1.17
γ5-0.0689-0.78
γ60.15252.11
γ7-0.1243-2.55
Estimation Period:
Aug 8, 2003 to Feb 6, 2026
Impact of return on volatility tomorrow
Volatility Forecasts