Correlation Analysis
Cencora, Inc. vs Exxon Mobil Corporation
COR vs XOM
+0.809
Strong positive
When one moves up, the other tends to follow.

Cencora, Inc.
↗COR
Cencora is one of three leading domestic pharmaceutical wholesalers. It sources and distributes branded, generic, and specialty pharmaceutical products to pharmacies (retail chains, independent, and mail order), hospital networks, and healthcare providers. It and McKesson and Cardinal Health hold over 90% share of the US pharmaceutical wholesale industry. Cencora also provides commercialization services for manufacturers of pharmaceuticals and medical devices, global specialty drug logistics (World Courier), and animal health product distribution (MWI Animal Health). Cencora expanded its international presence in 2021 by purchasing Alliance Healthcare, one of the leading drug wholesalers in Europe.
Market cap 62.4B · 51,000 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
COR leads XOM by 6 days
COR tends to move before XOM.
After testing 13 timing shifts, the strongest relationship was +0.812 (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
-0.179
13 periods · Return correlation when both series rose
Both Falling
N/A
4 periods · Return correlation when both series fell
Diverging
-0.703
18 periods · Return correlation when series moved apart
R-Squared
65.5%
Share of variance in one series explained by the other.
Trend Agreement
50.8%
How often both series moved in the same direction period-to-period.
Overlap Quality
834
Deep shared window — 834 usable pairs.
Significance
p < 0.001
95% CI: [0.784, 0.831]
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
834 paired data points survived the daily window.
Raw input
834
1,254
Normalized
834
1,254
Prepared
834
1,254
Aligned
834
834
Invalid removed
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
420
A: 0 / B: 420
Series A

Cencora, Inc.
COR
Market cap 62.4B · 51,000 employees
Stock · 834 raw → 834 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
15
Estimated crossover points between normalized spreads.
Slope
0.3059
Linear regression slope.
Intercept
30.9283
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 7 hours ago · ID: stock-cor-vs-stock-xom-daily