Correlation Analysis
Regeneron Pharmaceuticals Inc vs Walmart Inc. Common Stock
REGN vs WMT
+0.022
Near-zero positive
When one moves up, the other tends to follow.
Regeneron Pharmaceuticals Inc
↗REGN
Regeneron Pharmaceuticals discovers, develops, and commercializes products that fight eye disease, cardiovascular disease, cancer, and inflammation. The company has several marketed products, including low-dose Eylea and Eylea HD, approved for wet age-related macular degeneration and other eye diseases; Dupixent in immunology; Praluent for LDL cholesterol lowering; Libtayo in oncology; and Kevzara in rheumatoid arthritis. Regeneron is also developing monoclonal and bispecific antibodies with Sanofi, other collaborators, and independently, and has early-stage partnerships that bring new technology to the pipeline, including RNAi (Alnylam) and Crispr-based gene editing (Intellia).
Market cap 80.7B · 15,410 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
REGN leads WMT by 6 days
REGN tends to move before WMT.
After testing 13 timing shifts, the strongest relationship was +0.030 (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
-0.138
18 periods · Return correlation when both series rose
Both Falling
+0.225
7 periods · Return correlation when both series fell
Diverging
-0.631
10 periods · Return correlation when series moved apart
R-Squared
0.1%
Share of variance in one series explained by the other.
Trend Agreement
57.0%
How often both series moved in the same direction period-to-period.
Overlap Quality
1,254
Deep shared window — 1,254 usable pairs.
Significance
n.s.
95% CI: [-0.033, 0.078]
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
Regeneron Pharmaceuticals Inc
REGN
Market cap 80.7B · 15,410 employees
Stock · 1,254 raw → 1,254 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
32
Estimated crossover points between normalized spreads.
Slope
0.0036
Linear regression slope.
Intercept
64.0904
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
REGN
Regeneron Pharmaceuticals Inc
Highest
+0.487
Exxon Mobil Corporation
XOM · 1,254 data points
Lowest
-0.331
Tesla, Inc. Common Stock
TSLA · 1,254 data points
Saved 7 hours ago · ID: stock-regn-vs-stock-wmt-daily