Correlation Analysis
Entergy Corporation vs Micron Technology, Inc.
ETR vs MU
+0.746
Strong positive
When one moves up, the other tends to follow.
Entergy Corporation
↗ETR
Entergy is a holding company with five regulated vertically integrated utilities that generate and distribute electricity to 3 million customers in Arkansas, Louisiana, Mississippi, and Texas. It is one of the largest power producers in the country with 27 gigawatts of rate-regulated owned and leased power generation capacity. Entergy was the second-largest nuclear owner in the US before it began retiring and selling its plants in the Northeast in 2014. It sold its two small gas utilities in Louisiana in 2025.
Market cap 52.4B · 12,233 employees
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
Time Series
Relative Performance
Who Moves First
in sync
ETR and MU tend to move at the same time.
After testing 13 timing shifts, the strongest relationship was +0.746 (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
+0.643
11 periods · Return correlation when both series rose
Both Falling
+0.161
8 periods · Return correlation when both series fell
Diverging
-0.822
16 periods · Return correlation when series moved apart
R-Squared
55.7%
Share of variance in one series explained by the other.
Trend Agreement
53.7%
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: [0.721, 0.770]
Scatter
XY Regression
Pipeline
Data quality details
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
Entergy Corporation
ETR
Market cap 52.4B · 12,233 employees
Stock · 1,254 raw → 1,254 prepared
Series B
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
3.4817
Linear regression slope.
Intercept
-114.7559
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 7 hours ago · ID: stock-etr-vs-stock-mu-daily