Correlation Analysis
Amazon.Com Inc vs Welltower Inc.
AMZN vs WELL
+0.825
Strong 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
Welltower Inc.
↗WELL
Welltower owns a diversified healthcare portfolio of 2,900 in-place properties spread across the senior housing, medical office, and skilled nursing/postacute care sectors. The portfolio includes over 900 properties in Canada and the United Kingdom as the company looks for additional investment opportunities in countries with mature healthcare systems that operate similarly to that of the United States.
Market cap 140.2B · 712 employees
Time Series
Rebased to 100
Who Moves First
AMZN leads WELL by 6 days
AMZN tends to move before WELL.
Best correlation after shifting: +0.830 (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
-0.109
16 periods · Return correlation when both series rose
Both Falling
+0.581
7 periods · Return correlation when both series fell
Diverging
-0.825
12 periods · Return correlation when series moved apart
R-Squared
68.1%
Share of variance in one series explained by the other.
Trend Agreement
53.5%
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: [0.807, 0.842]
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
Welltower Inc.
WELL
Market cap 140.2B · 712 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
71
Estimated crossover points between normalized spreads.
Slope
0.7728
Linear regression slope.
Intercept
-20.3705
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 3 hours ago · ID: stock-amzn-vs-stock-well-daily-20260408-19buha