Correlation Analysis
The Kroger Co. vs Walmart Inc. Common Stock
KR vs WMT
+0.884
Very strong positive
When one moves up, the other tends to follow.
The Kroger Co.
↗KR
Founded in 1883, Kroger is the largest pure-play supermarket operator in the United States, operating roughly 2,700 stores across more than 30 banners. Kroger's business is primarily grocery-led (roughly 77% of sales), spanning fresh-food and private-label offerings, complemented by fuel centers (10%) and pharmacies (11%). The firm also generates income from advertising, data analytics, and manufacturing.
Market cap 44.7B · 403,000 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 KR by 1 day
WMT tends to move before KR.
After testing 13 timing shifts, the strongest relationship was +0.884 (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
+0.188
14 periods · Return correlation when both series rose
Both Falling
N/A
3 periods · Return correlation when both series fell
Diverging
-0.589
18 periods · Return correlation when series moved apart
R-Squared
78.1%
Share of variance in one series explained by the other.
Trend Agreement
63.1%
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: [0.871, 0.895]
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
The Kroger Co.
KR
Market cap 44.7B · 403,000 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
5
Estimated crossover points between normalized spreads.
Slope
2.1992
Linear regression slope.
Intercept
-49.3291
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 7 hours ago · ID: stock-kr-vs-stock-wmt-daily