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Correlation Analysis

Microsoft Corp vs Cardinal Health, Inc.

MSFT vs CAH

+0.779

Strong positive

When one moves up, the other tends to follow.

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

CAH logo

Cardinal Health, Inc.

CAH

Cardinal Health is one of three leading pharmaceutical wholesalers in the US, engaged in sourcing and distributing of branded, generic, and specialty pharmaceutical products to pharmacies (retail chains, independent, and mail order), hospital networks, and healthcare providers. Cardinal, Cencora, and McKesson hold well over 90% of the US pharmaceutical wholesale industry. Cardinal Health also supplies medical-surgical products and equipment to healthcare facilities in North America, Europe, and Asia.

Market cap 50B · 57,700 employees

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

Who Moves First

MSFT leads CAH by 6 days

MSFT tends to move before CAH.

Best correlation after shifting: +0.790 (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

+0.280

15 periods · Return correlation when both series rose

Both Falling

-0.272

5 periods · Return correlation when both series fell

Diverging

-0.668

15 periods · Return correlation when series moved apart

R-Squared

60.7%

Share of variance in one series explained by the other.

Trend Agreement

53.6%

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: [0.756, 0.800]

Time Series

Rebased to 100

Green: MSFTGray: CAH36 of 1,254 points (sampled)

Scatter

XY Regression

208.6250300350400450500549.335.350100150200228.4Microsoft CorpCardinal Health, Inc.Data pointsFit (r = 0.779)

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

CAH logo

Cardinal Health, Inc.

CAH

Market cap 50B · 57,700 employees

Stock · 1,254 raw → 1,254 prepared

Sign agreement

100.0%

How often both values share the same sign.

Zero crossings

32

Estimated crossover points between normalized spreads.

Slope

0.4256

Linear regression slope.

Intercept

-50.8036

Linear regression intercept.

Related Extremes

Highest and Lowest Correlated

Saved 3 hours ago · ID: stock-msft-vs-stock-cah-daily-20260408-ccpvbz