Correlation Analysis
VISA Inc. vs Valero Energy Corporation
V vs VLO
+0.571
Moderate positive
When one moves up, the other tends to follow.
VISA Inc.
↗V
Visa is the largest payment processor in the world. In fiscal 2025, it processed almost $17 trillion in total volume. Visa operates in over 200 countries and processes transactions in over 160 currencies. Its systems are capable of processing over 65,000 transactions per second.
Market cap 583.4B
Valero Energy Corporation
↗VLO
Valero Energy is one of the largest independent refiners in the United States. It operates 15 refineries, with a total throughput capacity of 3.2 million barrels a day in the US, Canada, and the United Kingdom. Valero also owns 12 ethanol plants with capacity of 1.6 billion gallons a year and holds a 50% stake in Diamond Green Diesel, which can produce 1.2 billion gallons per year of renewable diesel.
Market cap 73.4B · 9,811 employees
Time Series
Relative Performance
Who Moves First
V leads VLO by 6 days
V tends to move before VLO.
After testing 13 timing shifts, the strongest relationship was +0.576 (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
-0.174
12 periods · Return correlation when both series rose
Both Falling
+0.432
9 periods · Return correlation when both series fell
Diverging
-0.829
14 periods · Return correlation when series moved apart
R-Squared
32.6%
Share of variance in one series explained by the other.
Trend Agreement
58.1%
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: [0.533, 0.607]
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
VISA Inc.
V
Market cap 583.4B
Stock · 1,254 raw → 1,254 prepared
Series B
Valero Energy Corporation
VLO
Market cap 73.4B · 9,811 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
35
Estimated crossover points between normalized spreads.
Slope
0.3815
Linear regression slope.
Intercept
26.7091
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 7 hours ago · ID: stock-v-vs-stock-vlo-daily