Correlation Analysis
Amazon.Com Inc vs CPIAUCSL
AMZN vs CPIAUCSL
+0.464
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
CPIAUCSL
CPIAUCSL
Time Series
Relative Performance
Who Moves First
CPIAUCSL leads AMZN by 6 months
CPIAUCSL tends to move before AMZN.
After testing 13 timing shifts, the strongest relationship was +0.619 (they moved in the same direction).
Stability
Rolling Correlation
How the correlation evolves over time. A stable line means the relationship is reliable; large swings signal regime-dependent behavior.
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
-0.153
23 periods · Return correlation when both series rose
Both Falling
N/A
0 periods · Return correlation when both series fell
Diverging
-0.092
12 periods · Return correlation when series moved apart
R-Squared
21.5%
Share of variance in one series explained by the other.
Trend Agreement
57.9%
How often both series moved in the same direction period-to-period.
Overlap Quality
58
Thin shared window — 58 usable pairs.
Significance
p < 0.001
95% CI: [0.234, 0.645]
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
58 paired data points survived the monthly window.
Raw input
1,254
949
Normalized
1,254
949
Prepared
61
949
Aligned
58
58
Invalid removed
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
894
A: 3 / B: 891
Series A
Amazon.Com Inc
AMZN
Market cap 2.3T
Stock · 1,254 raw → 61 prepared
Series B
CPIAUCSL
FRED · 949 raw → 949 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
6
Estimated crossover points between normalized spreads.
Slope
0.1874
Linear regression slope.
Intercept
272.3633
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 6 hours ago · ID: stock-amzn-vs-fred-cpiaucsl-monthly-20260408-s7j3h5