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Correlation Analysis

Apple Inc. vs CDW Corporation

AAPL vs CDW

-0.240

Light inverse

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

AAPL logo

Apple Inc.

AAPL

Apple is among the largest companies in the world, with a broad portfolio of hardware and software products targeted at consumers and businesses. Apple's iPhone makes up a majority of the firm sales, and Apple's other products like Mac, iPad, and Watch are designed around the iPhone as the focal point of an expansive software ecosystem. Apple has progressively worked to add new applications, like streaming video, subscription bundles, and augmented reality. The firm designs its own software and semiconductors while working with subcontractors like Foxconn and TSMC to build its products and chips. Slightly less than half of Apple's sales come directly through its flagship stores, with a majority of sales coming indirectly through partnerships and distribution.

Market cap 3.8T

CDW logo

CDW Corporation

CDW

CDW Corp is a multi-brand provider of information technology (IT) solutions to businesses, government, education, and healthcare customers in the United States, the United Kingdom, and Canada. The company's offerings range from hardware and software products to integrated IT solutions and services, including on-premise and cloud capabilities across hybrid infrastructure, digital experience, and security. Its reportable segments are Corporate, Small Business, Public, and Other. The Corporate and Small Business segments serve US private sector business customers, while the Public segment consists of government agencies and education and healthcare institutions in the US. The Corporate segment generates the majority of its revenue in the United States.

Market cap 15.9B · 14,800 employees

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

Time Series

Rebased to 100

Green: AAPLGray: CDW36 of 1,254 points (sampled)

Who Moves First

AAPL leads CDW by 6 days

AAPL tends to move before CDW.

Best correlation after shifting: -0.259 (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

+0.144

12 periods · Return correlation when both series rose

Both Falling

+0.721

10 periods · Return correlation when both series fell

Diverging

-0.713

13 periods · Return correlation when series moved apart

R-Squared

5.8%

Share of variance in one series explained by the other.

Trend Agreement

67.0%

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: [-0.292, -0.188]

Scatter

XY Regression

112.3120140160180200220240260280285.6113.2120140160180200220240260265.7Apple Inc.CDW CorporationData pointsFit (r = -0.24)

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

AAPL logo

Apple Inc.

AAPL

Market cap 3.8T

Stock · 1,254 raw → 1,254 prepared

Series B

CDW logo

CDW Corporation

CDW

Market cap 15.9B · 14,800 employees

Stock · 1,254 raw → 1,254 prepared

Sign agreement

100.0%

How often both values share the same sign.

Zero crossings

29

Estimated crossover points between normalized spreads.

Slope

-0.1657

Linear regression slope.

Intercept

216.7578

Linear regression intercept.

Related Extremes

Highest and Lowest Correlated

Saved 3 hours ago · ID: stock-aapl-vs-stock-cdw-daily-20260408-wl5w3u