Correlation Analysis
Amazon.Com Inc vs Watsco, Inc.
AMZN vs WSO
+0.624
Moderate positive
When one moves up, the other tends to follow.
Amazon.Com Inc
↗AMZN
Amazon is the leading online retailer and marketplace for third party sellers. Retail related revenue represents approximately 74% of total, followed by Amazon Web Services (17%), and advertising services (9%). International segments constitute 22% of Amazon's total revenue, led by Germany, the United Kingdom, and Japan.
Market cap 2.3T
Watsco, Inc.
↗WSO
Watsco is the largest HVAC and refrigeration products distributor in North America with approximately 13% market share. The company primarily operates in the United States (90% of revenue) with significant exposure in the Sunbelt states. Watsco also has operations in Canada, Latin America, and the Caribbean. The company's customer base comprises more than 120,000 dealers and contractors serving the replacement and new-construction HVAC/R markets for residential and light-commercial applications. As much as 20% of residential HVAC units are distributed through Watsco in any given year. Revenue is approximately 75%-80% residential HVAC and 20%-25% commercial, with relatively small exposure to more complex "applied" solutions.
Market cap 15.4B · 7,050 employees
Time Series
Rebased to 100
Who Moves First
WSO leads AMZN by 6 days
WSO tends to move before AMZN.
Best correlation after shifting: +0.631 (13 shifts scanned)
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
+0.209
14 periods · Return correlation when both series rose
Both Falling
+0.330
8 periods · Return correlation when both series fell
Diverging
-0.476
13 periods · Return correlation when series moved apart
R-Squared
38.9%
Share of variance in one series explained by the other.
Trend Agreement
60.1%
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: [0.589, 0.656]
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
1,254 paired observations 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
Amazon.Com Inc
AMZN
Market cap 2.3T
Stock · 1,254 raw → 1,254 prepared
Series B
Watsco, Inc.
WSO
Market cap 15.4B · 7,050 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
14
Estimated crossover points between normalized spreads.
Slope
1.2381
Linear regression slope.
Intercept
159.0807
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 3 hours ago · ID: stock-amzn-vs-stock-wso-daily-20260408-k56lby