Skip to main content
V-Lab

S&P GSCI Zinc Index Zero Slope Spline-GARCH Volatility Analysis

Volatility prediction for Friday, April 3rd, 2026

1 Day

23.14%

decreased by 0.36%

1 Week

23.18%

decreased by 0.32%

1 Month

23.28%

decreased by 0.22%

Analysis last updated: Thursday, April 2, 2026 at 11:11 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of S&P GSCI Zinc Index S0GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time
paramt-stat
ω0.91354.89
α0.03653.88
β0.943670.05
γ10.00340.13
γ20.00150.03
γ30.03861.14
γ4-0.1315-5.58
γ50.14998.26
γ6-0.0828-5.38
γ70.02522.21
Estimation Period:
Jan 7, 1991 to Mar 27, 2026