Correlation Analysis
NiSource Inc. vs Exxon Mobil Corporation
NI vs XOM
+0.605
Moderate positive
When one moves up, the other tends to follow.
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
Exxon Mobil Corporation
↗XOM
ExxonMobil is an integrated oil and gas company that explores for, produces, and refines oil worldwide. In 2025, it produced 3.3 million barrels of liquids and 8.4 billion cubic feet of natural gas per day. At the end of 2024, reserves were 19.9 billion barrels of oil equivalent, 69% of which were liquids. The company is one of the world's largest refiners, with a total global refining capacity of 4.3 million barrels of oil per day, and is one of the world's largest manufacturers of commodity and specialty chemicals.
Market cap 680.7B
Time Series
Relative Performance
Who Moves First
in sync
NI and XOM tend to move at the same time.
After testing 13 timing shifts, the strongest relationship was +0.605 (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
+0.227
13 periods · Return correlation when both series rose
Both Falling
+0.463
6 periods · Return correlation when both series fell
Diverging
-0.779
16 periods · Return correlation when series moved apart
R-Squared
36.6%
Share of variance in one series explained by the other.
Trend Agreement
55.6%
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: [0.569, 0.639]
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
NiSource Inc.
NI
Market cap 22.6B · 7,738 employees
Stock · 1,254 raw → 1,254 prepared
Series B
Exxon Mobil Corporation
XOM
Market cap 680.7B
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
33
Estimated crossover points between normalized spreads.
Slope
2.0732
Linear regression slope.
Intercept
36.2481
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 6 hours ago · ID: stock-ni-vs-stock-xom-daily