Correlation Analysis
Microsoft Corp vs Medline Inc. Class A common stock
MSFT vs MDLN
-0.335
Light inverse
When one moves up, the other tends to move down.
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
Medline Inc. Class A common stock
↗MDLN
Medline is the largest medical-surgical products and supply chain solutions provider in the US. The company generates over 90% of its revenue domestically and serves some of the largest US health systems. Medline offers approximately 190,000 Medline-branded products across more than 250 product families—including front line care, surgical solutions, and laboratory and diagnostics—as well as roughly 150,000 third-party products sourced from over 1,250 vendors. The company maintains prime vendor relationships with many customers, acting as the primary consolidated logistics partner for their medical-surgical needs. Medline has significant scale, supported by more than 30 manufacturing facilities and a fleet of over 2,000 owned delivery trucks. Medline went public in December 2025.
Market cap 35.6B · 45,000 employees
Who Moves First
MSFT leads MDLN by 1 day
MSFT tends to move before MDLN.
Best correlation after shifting: -0.343 (13 shifts scanned)
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
+0.444
7 periods · Return correlation when both series rose
Both Falling
-0.301
11 periods · Return correlation when both series fell
Diverging
-0.497
17 periods · Return correlation when series moved apart
R-Squared
11.2%
Share of variance in one series explained by the other.
Trend Agreement
62.2%
How often both series moved in the same direction period-to-period.
Overlap Quality
75
Thin shared window — 75 usable pairs.
Significance
p < 0.01
95% CI: [-0.522, -0.117]
Time Series
Rebased to 100
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
75 paired observations survived the daily window.
Raw input
1,254
75
Normalized
1,254
75
Prepared
1,254
75
Aligned
75
75
Invalid removed
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
1,179
A: 1179 / B: 0
Series A
Microsoft Corp
MSFT
Market cap 2.8T
Stock · 1,254 raw → 1,254 prepared
Series B
Medline Inc. Class A common stock
MDLN
Market cap 35.6B · 45,000 employees
Stock · 75 raw → 75 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
1
Estimated crossover points between normalized spreads.
Slope
-0.0194
Linear regression slope.
Intercept
52.1360
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
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