Correlation Analysis
Amazon.Com Inc vs Capital One Financial
AMZN vs COF
+0.917
Very 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
Capital One Financial
↗COF
Capital One is a diversified financial services holding company headquartered in McLean, Virginia. Originally a spinoff of Signet Financial's credit card division in 1994, the company is now primarily involved in credit card lending, auto loans, and commercial lending. Following the acquisition of Discover in 2025, the firm also has a modest personal loan business, though credit card lending provides the majority of the bank's revenue.
Market cap 114.6B · 76,300 employees
Time Series
Relative Performance
Who Moves First
in sync
AMZN and COF tend to move at the same time.
After testing 13 timing shifts, the strongest relationship was +0.917 (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
+0.366
14 periods · Return correlation when both series rose
Both Falling
+0.606
10 periods · Return correlation when both series fell
Diverging
-0.573
11 periods · Return correlation when series moved apart
R-Squared
84.1%
Share of variance in one series explained by the other.
Trend Agreement
61.7%
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: [0.908, 0.926]
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
Amazon.Com Inc
AMZN
Market cap 2.3T
Stock · 1,254 raw → 1,254 prepared
Series B
Capital One Financial
COF
Market cap 114.6B · 76,300 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
66
Estimated crossover points between normalized spreads.
Slope
0.8857
Linear regression slope.
Intercept
1.5817
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 5 hours ago · ID: stock-amzn-vs-stock-cof-daily-20260408-uxvowk