Correlation Analysis
Public Service Enterprise Group Incorporated vs Exxon Mobil Corporation
PEG vs XOM
+0.501
Moderate positive
When one moves up, the other tends to follow.
Public Service Enterprise Group Incorporated
↗PEG
Public Service Enterprise Group is the holding company for a regulated utility (PSE&G) and PSEG Power, which owns all or a share of three nuclear plants and clean energy projects. PSE&G provides regulated gas and electricity delivery services in New Jersey to a combined 4.3 million customers. Public Service Enterprise Group also operates the Long Island Power Authority system under a contract extension through 2030. In 2022, the company sold its gas and oil power plants in the mid-Atlantic, New York, and the Northeast.
Market cap 40.4B · 26,378 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
PEG and XOM tend to move at the same time.
After testing 13 timing shifts, the strongest relationship was +0.501 (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
-0.029
11 periods · Return correlation when both series rose
Both Falling
-0.001
6 periods · Return correlation when both series fell
Diverging
-0.815
18 periods · Return correlation when series moved apart
R-Squared
25.1%
Share of variance in one series explained by the other.
Trend Agreement
59.3%
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: [0.459, 0.542]
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
Public Service Enterprise Group Incorporated
PEG
Market cap 40.4B · 26,378 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
43
Estimated crossover points between normalized spreads.
Slope
1.1009
Linear regression slope.
Intercept
24.1989
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
PEG
Public Service Enterprise Group Incorporated
Highest
+0.893
Costco Wholesale Corp
COST · 1,254 data points
Lowest
+0.228
Johnson & Johnson
JNJ · 1,254 data points
Saved 7 hours ago · ID: stock-peg-vs-stock-xom-daily