Correlation Analysis
Becton, Dickinson and Co. vs Micron Technology, Inc.
BDX vs MU
-0.650
Moderate inverse
When one moves up, the other tends to move down.
Becton, Dickinson and Co.
↗BDX
Becton Dickinson is the world's largest manufacturer and distributor of medical surgical products, such as needles, syringes, and sharps-disposal units. The company also manufactures prefilled devices, diagnostic instruments, and reagents, as well as flow cytometry and cell-imaging systems. On a 2025 sales basis, following the spinoff, BD Medical Essentials represented 34% of revenue, the Interventional segment 28%, Connected Care 25%, and Biopharma 13%. International revenue accounts for 43% of the company's business.
Market cap 44.2B · 72,000 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
BDX and MU tend to move at the same time.
After testing 13 timing shifts, the strongest relationship was -0.650 (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
+0.695
8 periods · Return correlation when both series rose
Both Falling
+0.121
9 periods · Return correlation when both series fell
Diverging
-0.527
18 periods · Return correlation when series moved apart
R-Squared
42.2%
Share of variance in one series explained by the other.
Trend Agreement
53.2%
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: [-0.681, -0.617]
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
Becton, Dickinson and Co.
BDX
Market cap 44.2B · 72,000 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
23
Estimated crossover points between normalized spreads.
Slope
-1.8071
Linear regression slope.
Intercept
529.0802
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 5 hours ago · ID: stock-bdx-vs-stock-mu-daily