Correlation Analysis
Amazon.Com Inc vs Principal Financial Group, Inc.
AMZN vs PFG
+0.272
Light 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
Principal Financial Group, Inc.
↗PFG
Principal Financial Group Inc is a financial services provider. It offers various financial products and services including retirement, asset management, and workplace benefits and protection solutions to individuals and institutional clients. The company, along with its subsidiaries, operates in the following reportable segments; Retirement and Income Solutions, Principal Asset Management, and Benefits and Protection. Maximum revenue is generated from the Retirement and Income Solutions segment which provides workplace savings and retirement solutions, banking, trust and custodial services, individual variable annuities (including RILAs), pension risk transfer, and investment services to businesses, their employees, and other individuals.
Market cap 19.8B · 19,700 employees
Time Series
Rebased to 100
Who Moves First
AMZN leads PFG by 6 days
AMZN tends to move before PFG.
Best correlation after shifting: +0.277 (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
-0.107
15 periods · Return correlation when both series rose
Both Falling
+0.472
6 periods · Return correlation when both series fell
Diverging
-0.669
14 periods · Return correlation when series moved apart
R-Squared
7.4%
Share of variance in one series explained by the other.
Trend Agreement
58.3%
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: [0.220, 0.323]
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
Principal Financial Group, Inc.
PFG
Market cap 19.8B · 19,700 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
10
Estimated crossover points between normalized spreads.
Slope
0.0525
Linear regression slope.
Intercept
68.6988
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
AMZN
Amazon.Com Inc
Highest
+0.941
Grayscale Bitcoin Trust ETF
GBTC · 1,066 observations
Lowest
-0.877
Humana Inc.
HUM · 1,254 observations
PFG
Principal Financial Group, Inc.
Highest
+0.788
Exxon Mobil Corporation
XOM · 1,254 observations
Lowest
+0.224
Tesla, Inc. Common Stock
TSLA · 1,254 observations
Saved 3 hours ago · ID: stock-amzn-vs-stock-pfg-daily-20260408-mklf7l