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Luna Innovations Inc GJR-GARCH Volatility Analysis

Volatility prediction for Monday, September 14th, 2026

1 Day

49.39%

decreased by 0.13%

1 Week

52.37%

increased by 2.85%

1 Month

61.78%

increased by 12.26%

Analysis last updated: Saturday, September 12, 2026 at 09:27 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Luna Innovations Inc GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jun 2, 2006 to Sep 11, 2026

Model Insight

Volatility shocks decay with a half-life of 37 trading days, meaning a shock loses half its impact after approximately 37 days.

σ

GJR-GARCH Model

Tap to view equation

Shock decay: Shocks decay with a 37-day half-life
ParamValuet-stat
ωconst0.7919
2.54**
αARCH0.0694
2.69***
βGARCH0.8980
39.03***
γleverage0.0283
0.51

0.981

Persistence

37d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.7919
2.54**
α

ARCH

Response to squared shocks

0.0694
2.69***
β

GARCH

Volatility persistence

0.8980
39.03***
γ

leverage

Additional response to negative shocks

0.0283
0.51

Persistence:

0.981

Half-life:

37 days