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Correlation Analysis

Mastercard Incorporated vs Micron Technology, Inc.

MA vs MU

+0.544

Moderate positive

When one moves up, the other tends to follow.

MA logo

Mastercard Incorporated

MA

Mastercard is the second-largest payment processor in the world, having processed close to $11 trillion in volume during 2025. Mastercard operates in over 200 countries and processes transactions in over 150 currencies.

Market cap 447.2B

MU logo

Micron Technology, Inc.

MU

Micron is one of the largest semiconductor companies in the world, specializing in memory and storage chips. Its primary revenue stream comes from dynamic random access memory, or DRAM, and it also has minority exposure to not-and or NAND, flash chips. Micron serves a global customer base, selling chips into data centers, mobile phones, consumer electronics, and industrial and automotive applications. The firm is vertically integrated.

Market cap 426B · 53,000 employees

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

Time Series

Relative Performance

Green: MAGray: MU36 of 1,254 points (sampled)

Who Moves First

MA leads MU by 6 days

MA tends to move before MU.

After testing 13 timing shifts, the strongest relationship was +0.563 (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

-0.045

12 periods · Return correlation when both series rose

Both Falling

+0.578

12 periods · Return correlation when both series fell

Diverging

-0.801

11 periods · Return correlation when series moved apart

R-Squared

29.6%

Share of variance in one series explained by the other.

Trend Agreement

60.2%

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: [0.504, 0.582]

Scatter

XY Regression

308.1350400450500550599.522100200300400443Mastercard IncorporatedMicron Technology, Inc.Data pointsFit (r = 0.544)

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

MA logo

Mastercard Incorporated

MA

Market cap 447.2B

Stock · 1,254 raw → 1,254 prepared

Series B

MU logo

Micron Technology, Inc.

MU

Market cap 426B · 53,000 employees

Stock · 1,254 raw → 1,254 prepared

Sign agreement

100.0%

How often both values share the same sign.

Zero crossings

20

Estimated crossover points between normalized spreads.

Slope

0.4915

Linear regression slope.

Intercept

-105.3322

Linear regression intercept.

Related Extremes

Highest and Lowest Correlated

Saved 6 hours ago · ID: stock-ma-vs-stock-mu-daily