Correlation Analysis
Microsoft Corp vs The Kroger Co.
MSFT vs KR
+0.751
Strong positive
When one moves up, the other tends to follow.
Microsoft Corp
↗MSFT
Microsoft develops and licenses consumer and enterprise software. It is known for its Windows operating systems and Office productivity suite. The company is organized into three equally sized broad segments: productivity and business processes (legacy Microsoft Office, cloud-based Office 365, Exchange, SharePoint, Skype, LinkedIn, Dynamics), intelligence cloud (infrastructure- and platform-as-a-service offerings Azure, Windows Server OS, SQL Server), and more personal computing (Windows Client, Xbox, Bing search, display advertising, and Surface laptops, tablets, and desktops).
Market cap 2.8T
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
Time Series
Relative Performance
Who Moves First
MSFT leads KR by 6 days
MSFT tends to move before KR.
After testing 13 timing shifts, the strongest relationship was +0.760 (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
-0.365
16 periods · Return correlation when both series rose
Both Falling
+0.392
9 periods · Return correlation when both series fell
Diverging
-0.797
10 periods · Return correlation when series moved apart
R-Squared
56.4%
Share of variance in one series explained by the other.
Trend Agreement
48.5%
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: [0.726, 0.774]
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
Microsoft Corp
MSFT
Market cap 2.8T
Stock · 1,254 raw → 1,254 prepared
Series B
The Kroger Co.
KR
Market cap 44.7B · 403,000 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
8
Estimated crossover points between normalized spreads.
Slope
0.0884
Linear regression slope.
Intercept
21.1113
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 5 hours ago · ID: stock-msft-vs-stock-kr-daily-20260408-f427ig