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V-Lab

International Business Machines Corp MEM Volatility Analysis

Volatility prediction for Tuesday, August 11th, 2026

1 Day

45.99%

decreased by 1.29%

1 Week

45.66%

decreased by 1.62%

1 Month

44.42%

decreased by 2.86%

Analysis last updated: Monday, August 10, 2026 at 09:46 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of International Business Machines Corp MEM

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1990 to Aug 7, 2026

Model Insight

Volatility shocks decay with a half-life of 50 trading days, meaning a shock loses half its impact after approximately 50 days.

μ

MEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0553
8.29***
α

ARCH

Response to squared shocks

0.2048
51.18***
β

GARCH

Volatility persistence

0.7813
320.33***

Persistence:

0.986

Half-life:

50 days