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Correlation Analysis

Huntington Ingalls Industries, Inc. vs Micron Technology, Inc.

HII vs MU

+0.879

Very strong positive

When one moves up, the other tends to follow.

HII logo

Huntington Ingalls Industries, Inc.

HII

Huntington Ingalls Industries is the largest independent military shipbuilder in the US, spun out from Northrop Grumman in 2011. It operates three segments, two of which are storied shipyards: Ingalls produces non-nuclear-powered ships including amphibious landing ships and Arleigh Burke-class destroyers, while Newport News produces nuclear-powered ships as the only producer of Gerald Ford-class aircraft carriers and a major subcontractor on Virginia- and Columbia-class nuclear submarines. HII shares production of destroyers and nuclear submarines with General Dynamics' Bath Iron Works and Electric Boat shipyards, respectively. The company's mission technologies segment produces uncrewed sea vessels and provides a range of IT and other services to US government agencies.

Market cap 16.1B · 44,000 employees

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 pointsStockStockTechnology

Time Series

Relative Performance

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

Who Moves First

in sync

HII and MU tend to move at the same time.

After testing 13 timing shifts, the strongest relationship was +0.879 (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

+0.780

9 periods · Return correlation when both series rose

Both Falling

+0.180

7 periods · Return correlation when both series fell

Diverging

-0.679

19 periods · Return correlation when series moved apart

R-Squared

77.3%

Share of variance in one series explained by the other.

Trend Agreement

54.8%

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: [0.866, 0.891]

Scatter

XY Regression

141.1150200250300350400426.422100200300400443Huntington Ingalls Industries, Inc.Micron Technology, Inc.Data pointsFit (r = 0.879)

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

HII logo

Huntington Ingalls Industries, Inc.

HII

Market cap 16.1B · 44,000 employees

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

46

Estimated crossover points between normalized spreads.

Slope

1.3002

Linear regression slope.

Intercept

-203.7109

Linear regression intercept.

Related Extremes

Highest and Lowest Correlated

Saved 4 hours ago · ID: stock-hii-vs-stock-mu-daily