Correlation Analysis
Hologic Inc vs Walmart Inc. Common Stock
HOLX vs WMT
-0.186
Weak inverse
When one moves up, the other tends to move down.
Hologic Inc
↗HOLX
Hologic manufactures proprietary products for the healthcare needs of women. The company operates in four segments: diagnostics (44% of total sales), breast health (38%), surgical (16%), and skeletal health (2%). While the company traditionally focused on breast health, the acquisition of Gen-Probe put greater emphasis on commercial diagnostics. The United States accounts for the largest portion of the firm's revenue (69%), followed by Europe (20%), Asia (8%), and other international markets (3%). Hologic is headquartered in Bedford, Massachusetts.
Market cap 17B · 7,070 employees
Walmart Inc. Common Stock
↗WMT
Since its founding in 1962, Walmart has become the world's largest retailer, operating over 10,700 stores globally (including 4,600 namesake locations on its home turf and another 600 Sam's Club outlets) and growing its e-commerce presence, attracting 270 million customers weekly. In aggregate, the firm posted more than $680 billion in fiscal 2025 sales. Its core operations span three reporting segments: Walmart US (68% of fiscal 2025 sales), Walmart International (18%), and Sam's Club (14%). Within the US, nearly 60% of its $465 billion in fiscal 2025 revenue came from its grocery offerings, with another quarter from general merchandise. Internationally, Walmart's operations are concentrated in Mexico, though it also has budding exposure to India.
Market cap 1T
Time Series
Relative Performance
Who Moves First
WMT leads HOLX by 6 days
WMT tends to move before HOLX.
After testing 13 timing shifts, the strongest relationship was -0.192 (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
-0.860
13 periods · Return correlation when both series rose
Both Falling
-0.579
5 periods · Return correlation when both series fell
Diverging
-0.599
17 periods · Return correlation when series moved apart
R-Squared
3.5%
Share of variance in one series explained by the other.
Trend Agreement
56.1%
How often both series moved in the same direction period-to-period.
Overlap Quality
1,253
Deep shared window — 1,253 usable pairs.
Significance
p < 0.001
95% CI: [-0.239, -0.132]
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
1,253 paired data points survived the daily window.
Raw input
1,253
1,254
Normalized
1,253
1,254
Prepared
1,253
1,254
Aligned
1,253
1,253
Invalid removed
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
1
A: 0 / B: 1
Series A
Hologic Inc
HOLX
Market cap 17B · 7,070 employees
Stock · 1,253 raw → 1,253 prepared
Series B
Walmart Inc. Common Stock
WMT
Market cap 1T
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
5
Estimated crossover points between normalized spreads.
Slope
-0.7520
Linear regression slope.
Intercept
121.4728
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 6 hours ago · ID: stock-holx-vs-stock-wmt-daily