Correlation Analysis
Amazon.Com Inc vs S&P Global Inc.
AMZN vs SPGI
+0.888
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
S&P Global Inc.
↗SPGI
S&P Global provides data and benchmarks to capital and commodity market participants. Its ratings business is the largest credit rating agency in the world and S&P's largest segment by profitability. S&P's largest segment by revenue is market intelligence, which provides desktop, data and advisory solutions, enterprise solutions, and credit/risk solutions mostly in the financial-services industry. S&P's other segments include energy (formerly commodity insights, this segment includes Platts and other data), mobility (Carfax), and indexes. S&P plans to spin off mobility in 2026.
Market cap 128.5B · 44,500 employees
Time Series
Rebased to 100
Who Moves First
in sync
AMZN and SPGI tend to move at the same time.
Best correlation after shifting: +0.888 (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
+0.196
17 periods · Return correlation when both series rose
Both Falling
+0.503
8 periods · Return correlation when both series fell
Diverging
-0.587
10 periods · Return correlation when series moved apart
R-Squared
78.9%
Share of variance in one series explained by the other.
Trend Agreement
64.3%
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: [0.876, 0.899]
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
S&P Global Inc.
SPGI
Market cap 128.5B · 44,500 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
52
Estimated crossover points between normalized spreads.
Slope
1.3644
Linear regression slope.
Intercept
203.1280
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 3 hours ago · ID: stock-amzn-vs-stock-spgi-daily-20260408-h5u449