Correlation Analysis
Kinder Morgan, Inc. vs Mastercard Incorporated
KMI vs MA
+0.855
Very strong positive
When one moves up, the other tends to follow.
Kinder Morgan, Inc.
↗KMI
Kinder Morgan operates natural gas, crude oil, and refined products pipelines connecting producing regions to demand centers. It is principally involved in the gathering, storage, and transmission of natural gas across the continental United States. It also operates distribution centers for refined products along with the largest fleet of Jones Act-compliant tankers.
Market cap 73.8B · 11,028 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 KMI by 6 days
MA tends to move before KMI.
After testing 13 timing shifts, the strongest relationship was +0.858 (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
+0.061
13 periods · Return correlation when both series rose
Both Falling
+0.066
8 periods · Return correlation when both series fell
Diverging
-0.858
14 periods · Return correlation when series moved apart
R-Squared
73.1%
Share of variance in one series explained by the other.
Trend Agreement
58.4%
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: [0.839, 0.869]
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
Kinder Morgan, Inc.
KMI
Market cap 73.8B · 11,028 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
3
Estimated crossover points between normalized spreads.
Slope
15.1302
Linear regression slope.
Intercept
116.1780
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 7 hours ago · ID: stock-kmi-vs-stock-ma-daily