Correlation Analysis
Bank of New York Mellon Corporation vs Mastercard Incorporated
BK vs MA
+0.863
Very strong positive
When one moves up, the other tends to follow.
Bank of New York Mellon Corporation
↗BK
Bank of New York Mellon is a global investment company involved in managing and servicing financial assets throughout the investment lifecycle. The bank provides financial services for institutions, corporations, and individual investors, delivering investment management and services in 35 countries and more than 100 markets. BNY is the largest global custody bank in the world, with $59.3 trillion in under custody or administration (as of December 2025), and can act as a single point of contact for clients looking to create, trade, hold, manage, service, distribute, or restructure investments. BNY's asset-management division manages about $2.2 trillion in assets.
Market cap 85.1B · 48,100 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 BK by 6 days
MA tends to move before BK.
After testing 13 timing shifts, the strongest relationship was +0.868 (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
+0.711
14 periods · Return correlation when both series rose
Both Falling
+0.401
8 periods · Return correlation when both series fell
Diverging
-0.699
13 periods · Return correlation when series moved apart
R-Squared
74.4%
Share of variance in one series explained by the other.
Trend Agreement
65.1%
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: [0.848, 0.876]
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
Bank of New York Mellon Corporation
BK
Market cap 85.1B · 48,100 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
15
Estimated crossover points between normalized spreads.
Slope
3.1246
Linear regression slope.
Intercept
230.8262
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
BK
Bank of New York Mellon Corporation
Highest
+0.969
JPMorgan Chase & Co.
JPM · 1,254 data points
Lowest
+0.507
Exxon Mobil Corporation
XOM · 1,254 data points
Saved 5 hours ago · ID: stock-bk-vs-stock-ma-daily