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V-Lab

Nanjing Vazyme Biotech Co Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility prediction for Tuesday, July 14th, 2026

1 Day

57.84%

decreased by 5.31%

1 Week

56.10%

decreased by 7.05%

1 Month

51.36%

decreased by 11.79%

Analysis last updated: Tuesday, July 14, 2026 at 06:09 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

All

graph of Nanjing Vazyme Biotech Co Ltd S0GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Nov 15, 2021 to Jul 10, 2026

Model Insight

This model fits a time-varying baseline (a spline), so volatility mean-reverts toward a slowly-shifting long-run level rather than a constant. Short-run deviations decay with a half-life of 9 trading days.

τ

Zero Slope Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.4894
5.84***
α

ARCH

Response to squared shocks

0.1347
3.13***
β

GARCH

Volatility persistence

0.7944
13.69***
γi Spline Coefficients
K=1
γ10.0460
2.40**

Persistence:

0.929

Half-life:

9 days