Correlation Analysis
Old Dominion Freight Line vs Exxon Mobil Corporation
ODFL vs XOM
+0.502
Moderate positive
When one moves up, the other tends to follow.
Old Dominion Freight Line
↗ODFL
Old Dominion Freight Line is the second-largest less-than-truckload carrier in the United States (following FedEx Freight), with roughly 260 service centers and 11,000-plus tractors. It is one of the most disciplined and efficient providers in the trucking industry, and its profitability and capital returns are well above those of its peers. Strategic initiatives focus on increasing network density through market-share gains and on maintaining industry-leading service (including ultralow cargo claims) through steadfast infrastructure investment.
Market cap 42.1B · 20,591 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
ODFL and XOM tend to move at the same time.
After testing 13 timing shifts, the strongest relationship was +0.502 (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
+0.259
14 periods · Return correlation when both series rose
Both Falling
-0.102
9 periods · Return correlation when both series fell
Diverging
-0.657
12 periods · Return correlation when series moved apart
R-Squared
25.2%
Share of variance in one series explained by the other.
Trend Agreement
57.1%
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: [0.460, 0.543]
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
Old Dominion Freight Line
ODFL
Market cap 42.1B · 20,591 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
29
Estimated crossover points between normalized spreads.
Slope
0.4070
Linear regression slope.
Intercept
33.1714
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
ODFL
Old Dominion Freight Line
Highest
+0.511
Eli Lilly & Co.
LLY · 1,254 data points
Lowest
-0.171
Johnson & Johnson
JNJ · 1,254 data points
Saved 7 hours ago · ID: stock-odfl-vs-stock-xom-daily