Correlation Analysis
Micron Technology, Inc. vs Pfizer Inc.
MU vs PFE
-0.448
Moderate inverse
When one moves up, the other tends to move down.
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
Pfizer Inc.
↗PFE
Pfizer is one of the world's largest pharmaceutical firms, with annual sales of roughly $60 billion. While it historically sold many types of healthcare products and chemicals, now prescription drugs and vaccines account for the majority of sales. Top sellers include pneumococcal vaccine Prevnar 13 and cardiology drugs Vyndaqel and Eliquis. Pfizer sells these products globally, with international sales representing 40% of total sales. Within international sales, emerging markets are a major contributor.
Market cap 158.3B
Time Series
Relative Performance
Who Moves First
PFE leads MU by 6 days
PFE tends to move before MU.
After testing 13 timing shifts, the strongest relationship was -0.458 (they moved in opposite directions).
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
-0.124
7 periods · Return correlation when both series rose
Both Falling
-0.466
12 periods · Return correlation when both series fell
Diverging
-0.320
16 periods · Return correlation when series moved apart
R-Squared
20.1%
Share of variance in one series explained by the other.
Trend Agreement
52.5%
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: [-0.491, -0.403]
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
Micron Technology, Inc.
MU
Market cap 426B · 53,000 employees
Stock · 1,254 raw → 1,254 prepared
Series B
Pfizer Inc.
PFE
Market cap 158.3B
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
25
Estimated crossover points between normalized spreads.
Slope
-0.0592
Linear regression slope.
Intercept
42.2122
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 5 hours ago · ID: stock-mu-vs-stock-pfe-daily