Correlation Analysis
VISA Inc. vs W.R. Berkley Corporation
V vs WRB
+0.886
Very strong 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
W.R. Berkley Corporation
↗WRB
W.R. Berkley is an insurance holding company with a host of subsidiaries that primarily underwrite commercial casualty insurance. The firm specializes in niche products that include various excess and surplus lines, workers' compensation insurance, self-insurance consulting, reinsurance, and regional commercial lines for small and midsize businesses.
Market cap 24.8B · 8,804 employees
Time Series
Relative Performance
Who Moves First
in sync
V and WRB tend to move at the same time.
After testing 13 timing shifts, the strongest relationship was +0.886 (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
+0.161
11 periods · Return correlation when both series rose
Both Falling
+0.174
8 periods · Return correlation when both series fell
Diverging
-0.727
16 periods · Return correlation when series moved apart
R-Squared
78.5%
Share of variance in one series explained by the other.
Trend Agreement
63.7%
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: [0.873, 0.897]
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
W.R. Berkley Corporation
WRB
Market cap 24.8B · 8,804 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
19
Estimated crossover points between normalized spreads.
Slope
0.2212
Linear regression slope.
Intercept
-7.0631
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 7 hours ago · ID: stock-v-vs-stock-wrb-daily