Correlation Analysis
Broadridge Financial Solutions Inc vs Costco Wholesale Corp
BR vs COST
+0.868
Very strong positive
When one moves up, the other tends to follow.
Broadridge Financial Solutions Inc
↗BR
Broadridge Financial Solutions, which was spun off from Automatic Data Processing in 2007, is a leading provider of investor communication and technology-driven solutions to banks, broker/dealers, traditional and alternative-asset managers, wealth managers, and corporate issuers. Broadridge is composed of two operating segments: investor communication solutions and global technology and operations.
Market cap 19B · 15,000 employees
Costco Wholesale Corp
↗COST
Founded in 1983, Costco Wholesale now operates a global chain of membership-based warehouse clubs, delivering high-quality goods and services at consistently low prices. As of its most recent fiscal year, Costco operated approximately 910 warehouses, serving more than 80 million members across its three geographic segments: Costco US (approximately 73% of total revenue), Costco Canada (13%), and Costco International (14%).Costco's core value proposition—quality products at unbeatable prices—has yielded consistently strong member renewal rates (93% in the US and Canada and nearly 90% internationally). About 55% of Costco's fiscal 2025 revenue came from its grocery offerings, and another 25% from general merchandise.
Market cap 451.9B
Time Series
Relative Performance
Who Moves First
BR leads COST by 6 days
BR tends to move before COST.
After testing 13 timing shifts, the strongest relationship was +0.877 (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
+0.374
18 periods · Return correlation when both series rose
Both Falling
-0.065
8 periods · Return correlation when both series fell
Diverging
-0.738
9 periods · Return correlation when series moved apart
R-Squared
75.4%
Share of variance in one series explained by the other.
Trend Agreement
63.9%
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: [0.854, 0.881]
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
Broadridge Financial Solutions Inc
BR
Market cap 19B · 15,000 employees
Stock · 1,254 raw → 1,254 prepared
Series B
Costco Wholesale Corp
COST
Market cap 451.9B
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
1
Estimated crossover points between normalized spreads.
Slope
5.3785
Linear regression slope.
Intercept
-323.4257
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
BR
Broadridge Financial Solutions Inc
Highest
+0.912
Mastercard Incorporated
MA · 1,254 data points
Lowest
-0.072
Johnson & Johnson
JNJ · 1,254 data points
Saved 5 hours ago · ID: stock-br-vs-stock-cost-daily