Correlation Analysis
Mastercard Incorporated vs NiSource Inc.
MA vs NI
+0.836
Strong positive
When one moves up, the other tends to follow.
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
NiSource Inc.
↗NI
NiSource is one of the nation's largest natural gas distribution companies with 3.2 million customers in Indiana, Kentucky, Maryland, Ohio, Pennsylvania, and Virginia. NiSource's electric utility transmits and distributes electricity in northern Indiana to about 500,000 customers. The regulated electric utility also owns more than 3,000 megawatts of generation capacity, including coal, natural gas, and renewable energy.
Market cap 22.6B · 7,738 employees
Time Series
Relative Performance
Who Moves First
MA leads NI by 6 days
MA tends to move before NI.
After testing 13 timing shifts, the strongest relationship was +0.841 (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
-0.017
12 periods · Return correlation when both series rose
Both Falling
-0.218
6 periods · Return correlation when both series fell
Diverging
-0.795
17 periods · Return correlation when series moved apart
R-Squared
69.9%
Share of variance in one series explained by the other.
Trend Agreement
59.5%
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: [0.818, 0.852]
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
NiSource Inc.
NI
Market cap 22.6B · 7,738 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
5
Estimated crossover points between normalized spreads.
Slope
0.0634
Linear regression slope.
Intercept
4.0577
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 7 hours ago · ID: stock-ma-vs-stock-ni-daily