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Correlation Analysis

Johnson & Johnson vs McKesson Corporation

JNJ vs MCK

+0.408

Moderate positive

When one moves up, the other tends to follow.

JNJ logo

Johnson & Johnson

JNJ

Johnson & Johnson is the world's largest and most diverse healthcare firm. It has two divisions: innovative medicine and medtech. These now represent all of the company's sales following the divestment of the consumer business, Kenvue, in 2023. After restructurings in 2023-24, the drug division focuses on three main therapeutic areas: immunology, oncology, and neurology. Geographically, just over half of total revenue is generated in the United States.

Market cap 580.4B

MCK logo

McKesson Corporation

MCK

McKesson Corp is one of three leading pharmaceutical wholesalers in the US engaged in sourcing and distributing branded, generic, and specialty pharmaceutical products to pharmacies (retail chains, independent, and mail order), hospitals networks, and healthcare providers. Along with Cencora and Cardinal Health, the three account for over 90% of the US pharmaceutical wholesale industry. Outside the US market, McKesson engages in pharmaceutical wholesale and distribution in Canada. Additionally, the company supplies medical-surgical products and equipment to healthcare facilities and provides a variety of technology solutions for pharmacies.

Market cap 104.9B · 51,000 employees

Apr 9, 2021 — Apr 7, 2026Daily1,254 data pointsStockStockHealthcare

Time Series

Relative Performance

Green: JNJGray: MCK36 of 1,254 points (sampled)

Who Moves First

in sync

JNJ and MCK tend to move at the same time.

After testing 13 timing shifts, the strongest relationship was +0.408 (they moved in the same direction).

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

+0.605

12 periods · Return correlation when both series rose

Both Falling

N/A

4 periods · Return correlation when both series fell

Diverging

-0.635

19 periods · Return correlation when series moved apart

R-Squared

16.7%

Share of variance in one series explained by the other.

Trend Agreement

62.2%

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: [0.361, 0.453]

Scatter

XY Regression

135.5140160180200220240252.6133200400600800974Johnson & JohnsonMcKesson CorporationData pointsFit (r = 0.408)

Pipeline

Data quality details

Pipeline Summary

1,254 paired data points 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

JNJ logo

Johnson & Johnson

JNJ

Market cap 580.4B

Stock · 1,254 raw → 1,254 prepared

Series B

MCK logo

McKesson Corporation

MCK

Market cap 104.9B · 51,000 employees

Stock · 1,254 raw → 1,254 prepared

Sign agreement

100.0%

How often both values share the same sign.

Zero crossings

11

Estimated crossover points between normalized spreads.

Slope

4.1711

Linear regression slope.

Intercept

-227.9670

Linear regression intercept.

Related Extremes

Highest and Lowest Correlated

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