Correlation Analysis
Amazon.Com Inc vs Fiserv, Inc. Common Stock
AMZN vs FISV
-0.595
Moderate 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
Fiserv, Inc. Common Stock
↗FISV
Fiserv is a leading provider of core processing and complementary services, such as electronic funds transfer, payment processing, and loan processing, for US banks and credit unions, with a focus on small and midsize banks. Following its 2019 merger with First Data, Fiserv also provides payment processing services to merchants. About 10% of the company's revenue is generated internationally.
Market cap 30B · 38,000 employees
Time Series
Rebased to 100
Who Moves First
in sync
AMZN and FISV tend to move at the same time.
Best correlation after shifting: -0.595 (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
+0.222
7 periods · Return correlation when both series rose
Both Falling
+0.460
12 periods · Return correlation when both series fell
Diverging
-0.959
16 periods · Return correlation when series moved apart
R-Squared
35.3%
Share of variance in one series explained by the other.
Trend Agreement
65.0%
How often both series moved in the same direction period-to-period.
Overlap Quality
644
Robust shared window — 644 usable pairs.
Significance
p < 0.001
95% CI: [-0.642, -0.542]
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
644 paired observations survived the daily window.
Raw input
1,254
644
Normalized
1,254
644
Prepared
1,254
644
Aligned
644
644
Invalid removed
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
610
A: 610 / B: 0
Series A
Amazon.Com Inc
AMZN
Market cap 2.3T
Stock · 1,254 raw → 1,254 prepared
Series B
Fiserv, Inc. Common Stock
FISV
Market cap 30B · 38,000 employees
Stock · 644 raw → 644 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
17
Estimated crossover points between normalized spreads.
Slope
-0.2418
Linear regression slope.
Intercept
135.5020
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 3 hours ago · ID: stock-amzn-vs-stock-fisv-daily-20260408-49r12t