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Correlation Analysis

Microsoft Corp vs LyondellBasell Industries N.V. Class A

MSFT vs LYB

-0.639

Moderate inverse

When one moves up, the other tends to move down.

MSFT logo

Microsoft Corp

MSFT

Microsoft develops and licenses consumer and enterprise software. It is known for its Windows operating systems and Office productivity suite. The company is organized into three equally sized broad segments: productivity and business processes (legacy Microsoft Office, cloud-based Office 365, Exchange, SharePoint, Skype, LinkedIn, Dynamics), intelligence cloud (infrastructure- and platform-as-a-service offerings Azure, Windows Server OS, SQL Server), and more personal computing (Windows Client, Xbox, Bing search, display advertising, and Surface laptops, tablets, and desktops).

Market cap 2.8T

LYB logo

LyondellBasell Industries N.V. Class A

LYB

LyondellBasell is a petrochemical producer with operations in the United States, Europe, and Asia. The company is the world's largest producer of polypropylene and also a major producer of polyethylene and propylene oxide. Its chemicals are used in various consumer and industrial end products. Well over half of LyondellBasell's production comes from its North American operations.

Market cap 25.3B · 18,970 employees

Apr 9, 2021 — Apr 7, 2026Daily1,254 observationsStockStockTechnology

Time Series

Rebased to 100

Green: MSFTGray: LYB36 of 1,254 points (sampled)

Who Moves First

MSFT leads LYB by 6 days

MSFT tends to move before LYB.

Best correlation after shifting: -0.643 (13 shifts scanned)

Do They Crash Together?

Correlation by Market Regime

How these series behave when markets are rising, falling, or diverging. A correlation that holds in drawdowns is very different from one that only works in rallies.

Both Rising

-0.109

7 periods · Return correlation when both series rose

Both Falling

-0.247

7 periods · Return correlation when both series fell

Diverging

-0.636

21 periods · Return correlation when series moved apart

R-Squared

40.8%

Share of variance in one series explained by the other.

Trend Agreement

55.2%

How often both series moved in the same direction period-to-period.

Overlap Quality

1,254

Deep shared window — 1,254 usable pairs.

Significance

p < 0.001

95% CI: [-0.670, -0.605]

Scatter

XY Regression

208.6250300350400450500549.337.2406080100120122.8Microsoft CorpLyondellBasell Industries N.V. Class AData pointsFit (r = -0.639)

Pipeline

Data quality details

Pipeline Summary

1,254 paired observations survived the daily window.

Raw input

1,254

1,254

Normalized

1,254

1,254

Prepared

1,254

1,254

Aligned

1,254

1,254

Invalid removed

0

A: 0 / B: 0

Duplicates removed

0

A: 0 / B: 0

Alignment drops

0

A: 0 / B: 0

Series A

MSFT logo

Microsoft Corp

MSFT

Market cap 2.8T

Stock · 1,254 raw → 1,254 prepared

Series B

LYB logo

LyondellBasell Industries N.V. Class A

LYB

Market cap 25.3B · 18,970 employees

Stock · 1,254 raw → 1,254 prepared

Sign agreement

100.0%

How often both values share the same sign.

Zero crossings

7

Estimated crossover points between normalized spreads.

Slope

-0.1359

Linear regression slope.

Intercept

134.3013

Linear regression intercept.

Related Extremes

Highest and Lowest Correlated

Saved 3 hours ago · ID: stock-msft-vs-stock-lyb-daily-20260408-y6ztbz