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V-Lab

Nikkei Stock Average Volatility Index Zero Slope Spline-GARCH Volatility Analysis

Volatility prediction for Monday, June 29th, 2026

1 Day

156.19%

increased by 19.89%

1 Week

150.64%

increased by 14.34%

1 Month

142.83%

increased by 6.53%

Analysis last updated: Friday, July 3, 2026 at 10:05 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Nikkei Stock Average Volatility Index S0GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time
paramt-stat
ω2.28594.68
α0.18757.56
β0.615416.81
γ10.15442.80
γ2-0.1660-2.18
γ30.00970.21
γ40.01670.41
γ5-0.0034-0.09
γ6-0.0499-1.08
γ70.06951.10
γ8-0.0547-0.85
γ90.05721.15
γ10-0.0562-1.62
Estimation Period:
Jan 3, 1990 to Jun 26, 2026