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Correlation Analysis

Microsoft Corp vs Crown Castle Inc.

MSFT vs CCI

-0.713

Strong 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

CCI logo

Crown Castle Inc.

CCI

Crown Castle owns or manages roughly 40,000 wireless towers in the United States. It leases space on its towers to wireless service providers, which install equipment to support their wireless networks. The company has a very concentrated customer base, with about 75% of its revenue from the Big Three US mobile carriers: Verizon, T-Mobile, and AT&T. Crown Castle has plans to divest its fiber business, which is expected to be finalized in the first half of 2026. After that, it will be a stand-alone tower operator. Crown Castle operates as a real estate investment trust.

Market cap 37.8B · 4,000 employees

Apr 9, 2021 — Apr 7, 2026Daily1,254 observationsStockStockTechnologyReal Estate

Who Moves First

CCI leads MSFT by 6 days

CCI tends to move before MSFT.

Best correlation after shifting: -0.717 (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

-0.235

9 periods · Return correlation when both series rose

Both Falling

+0.217

10 periods · Return correlation when both series fell

Diverging

-0.525

16 periods · Return correlation when series moved apart

R-Squared

50.8%

Share of variance in one series explained by the other.

Trend Agreement

55.3%

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: [-0.739, -0.684]

Time Series

Rebased to 100

Green: MSFTGray: CCI36 of 1,254 points (sampled)

Scatter

XY Regression

208.6250300350400450500549.375.780100120140160180200208.8Microsoft CorpCrown Castle Inc.Data pointsFit (r = -0.713)

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

CCI logo

Crown Castle Inc.

CCI

Market cap 37.8B · 4,000 employees

Stock · 1,254 raw → 1,254 prepared

Sign agreement

100.0%

How often both values share the same sign.

Zero crossings

13

Estimated crossover points between normalized spreads.

Slope

-0.3200

Linear regression slope.

Intercept

243.9782

Linear regression intercept.

Related Extremes

Highest and Lowest Correlated

Saved 3 hours ago · ID: stock-msft-vs-stock-cci-daily-20260408-cfd13u