Correlation Analysis
Extra Space Storage, Inc. vs Exxon Mobil Corporation
EXR vs XOM
-0.547
Moderate inverse
When one moves up, the other tends to move down.
Extra Space Storage, Inc.
↗EXR
Extra Space Storage is a fully integrated real estate investment trust that owns, operates, and manages more than 4,200 self-storage properties in 43 states, with over 330 million net rentable square feet of storage space. Of these properties, approximately one half is wholly owned, while some facilities are owned through joint ventures and others are owned by third parties and managed by Extra Space Storage in exchange for a management fee.
Market cap 28.3B · 8,393 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
XOM leads EXR by 6 days
XOM tends to move before EXR.
After testing 13 timing shifts, the strongest relationship was -0.578 (they moved in opposite directions).
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
-0.380
9 periods · Return correlation when both series rose
Both Falling
+0.133
8 periods · Return correlation when both series fell
Diverging
-0.811
18 periods · Return correlation when series moved apart
R-Squared
30.0%
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: [-0.585, -0.507]
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
Extra Space Storage, Inc.
EXR
Market cap 28.3B · 8,393 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
9
Estimated crossover points between normalized spreads.
Slope
-0.5298
Linear regression slope.
Intercept
185.4563
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
EXR
Extra Space Storage, Inc.
Highest
-0.056
Johnson & Johnson
JNJ · 1,254 data points
Lowest
-0.524
Eli Lilly & Co.
LLY · 1,254 data points
Saved 4 hours ago · ID: stock-exr-vs-stock-xom-daily