Correlation Analysis
Cardinal Health, Inc. vs Mastercard Incorporated
CAH vs MA
+0.857
Very strong positive
When one moves up, the other tends to follow.
Cardinal Health, Inc.
↗CAH
Cardinal Health is one of three leading pharmaceutical wholesalers in the US, engaged in sourcing and distributing of branded, generic, and specialty pharmaceutical products to pharmacies (retail chains, independent, and mail order), hospital networks, and healthcare providers. Cardinal, Cencora, and McKesson hold well over 90% of the US pharmaceutical wholesale industry. Cardinal Health also supplies medical-surgical products and equipment to healthcare facilities in North America, Europe, and Asia.
Market cap 50B · 57,700 employees
Mastercard Incorporated
↗MA
Mastercard is the second-largest payment processor in the world, having processed close to $11 trillion in volume during 2025. Mastercard operates in over 200 countries and processes transactions in over 150 currencies.
Market cap 447.2B
Time Series
Relative Performance
Who Moves First
MA leads CAH by 6 days
MA tends to move before CAH.
After testing 13 timing shifts, the strongest relationship was +0.861 (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
+0.766
15 periods · Return correlation when both series rose
Both Falling
+0.640
7 periods · Return correlation when both series fell
Diverging
-0.372
13 periods · Return correlation when series moved apart
R-Squared
73.5%
Share of variance in one series explained by the other.
Trend Agreement
57.9%
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: [0.842, 0.871]
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
Cardinal Health, Inc.
CAH
Market cap 50B · 57,700 employees
Stock · 1,254 raw → 1,254 prepared
Series B
Mastercard Incorporated
MA
Market cap 447.2B
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
18
Estimated crossover points between normalized spreads.
Slope
1.5998
Linear regression slope.
Intercept
269.6144
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 5 hours ago · ID: stock-cah-vs-stock-ma-daily