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Correlation Analysis

Apple Inc. vs MSCI, Inc.

AAPL vs MSCI

+0.421

Moderate positive

When one moves up, the other tends to follow.

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

MSCI logo

MSCI, Inc.

MSCI

MSCI has described its mission as enabling investors to build better portfolios for a better world. MSCI's largest and most profitable segment is its index segment, where it provides benchmarking to asset managers and asset owners. MSCI boasts over $18 trillion in benchmarked assets, including over $2.3 trillion in ETF assets linked to MSCI indexes. The MSCI analytics segment provides portfolio management and risk management analytics software to asset managers and asset owners. In its sustainability and climate segment, MSCI provides ESG data to the investment industry. In private assets, MSCI provides real restate reporting, market data, benchmarking, and analytics to investors and real estate managers.

Market cap 40B · 6,268 employees

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

Time Series

Rebased to 100

Green: AAPLGray: MSCI36 of 1,254 points (sampled)

Who Moves First

in sync

AAPL and MSCI tend to move at the same time.

Best correlation after shifting: +0.421 (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

-0.203

13 periods · Return correlation when both series rose

Both Falling

+0.502

8 periods · Return correlation when both series fell

Diverging

-0.780

14 periods · Return correlation when series moved apart

R-Squared

17.7%

Share of variance in one series explained by the other.

Trend Agreement

64.8%

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: [0.374, 0.465]

Scatter

XY Regression

112.3120140160180200220240260280285.6414.8450500550600650675.1Apple Inc.MSCI, Inc.Data pointsFit (r = 0.421)

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

MSCI logo

MSCI, Inc.

MSCI

Market cap 40B · 6,268 employees

Stock · 1,254 raw → 1,254 prepared

Sign agreement

100.0%

How often both values share the same sign.

Zero crossings

72

Estimated crossover points between normalized spreads.

Slope

0.5919

Linear regression slope.

Intercept

422.7769

Linear regression intercept.

Related Extremes

Highest and Lowest Correlated

Saved 3 hours ago · ID: stock-aapl-vs-stock-msci-daily-20260408-znvwxz