Correlation Analysis
Amazon.Com Inc vs Sun Communities, Inc
AMZN vs SUI
-0.234
Light inverse
When one moves up, the other tends to move down.
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
Sun Communities, Inc
↗SUI
Sun Communities is a residential REIT that focuses on owning manufactured housing and residential vehicle communities. The company currently owns a portfolio of 513 properties, which includes 347 manufactured housing communities and 166 residential vehicle communities. Sun targets owning properties that are desirable as second homes or vacation properties, with nearly 50% of the portfolio located in either Florida or Michigan near major bodies of water.
Market cap 15.8B · 3,614 employees
Time Series
Rebased to 100
Who Moves First
SUI leads AMZN by 6 days
SUI tends to move before AMZN.
Best correlation after shifting: -0.253 (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
+0.394
10 periods · Return correlation when both series rose
Both Falling
+0.235
8 periods · Return correlation when both series fell
Diverging
-0.626
17 periods · Return correlation when series moved apart
R-Squared
5.5%
Share of variance in one series explained by the other.
Trend Agreement
56.5%
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: [-0.286, -0.181]
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
Sun Communities, Inc
SUI
Market cap 15.8B · 3,614 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
11
Estimated crossover points between normalized spreads.
Slope
-0.1411
Linear regression slope.
Intercept
167.1140
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 3 hours ago · ID: stock-amzn-vs-stock-sui-daily-20260408-b9vk2o