Correlation Analysis
Mastercard Incorporated vs Realty Income Corporation
MA vs O
-0.556
Moderate inverse
When one moves up, the other tends to move down.
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
Realty Income Corporation
↗O
Realty Income owns roughly 15,500 properties, most of which are freestanding, single-tenant, triple-net-leased retail properties. Its properties are located in 49 states and Puerto Rico and are leased to 250 tenants from 47 industries. Recent acquisitions have added industrial, gaming, office, manufacturing, and distribution properties, which make up roughly 20% of revenue.
Market cap 57.7B · 544 employees
Time Series
Relative Performance
Who Moves First
O leads MA by 6 days
O tends to move before MA.
After testing 13 timing shifts, the strongest relationship was -0.574 (they moved in opposite directions).
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
-0.048
11 periods · Return correlation when both series rose
Both Falling
+0.129
9 periods · Return correlation when both series fell
Diverging
-0.677
15 periods · Return correlation when series moved apart
R-Squared
30.9%
Share of variance in one series explained by the other.
Trend Agreement
58.7%
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: [-0.593, -0.516]
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
Mastercard Incorporated
MA
Market cap 447.2B
Stock · 1,254 raw → 1,254 prepared
Series B
Realty Income Corporation
O
Market cap 57.7B · 544 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
1
Estimated crossover points between normalized spreads.
Slope
-0.0404
Linear regression slope.
Intercept
78.8128
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 5 hours ago · ID: stock-ma-vs-stock-o-daily