Correlation Analysis
Amazon.Com Inc vs UL Solutions Inc.
AMZN vs ULS
+0.639
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
UL Solutions Inc.
↗ULS
UL Solutions is a global leader specializing in a broad range of product testing, inspection, and certification services. UL Solutions is the for-profit branch out of three organizations under the UL Enterprise. TIC operations make up nearly all of UL Solutions' total revenue and are composed of two segments: industrial and consumer. UL Solutions' remaining business includes software and advisory, which complements its core TIC offerings. The firm operates globally.
Market cap 16.9B · 14,851 employees
Time Series
Relative Performance
Who Moves First
ULS leads AMZN by 6 days
ULS tends to move before AMZN.
After testing 13 timing shifts, the strongest relationship was +0.649 (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
+0.699
12 periods · Return correlation when both series rose
Both Falling
-0.325
6 periods · Return correlation when both series fell
Diverging
-0.715
17 periods · Return correlation when series moved apart
R-Squared
40.8%
Share of variance in one series explained by the other.
Trend Agreement
54.3%
How often both series moved in the same direction period-to-period.
Overlap Quality
497
Robust shared window — 497 usable pairs.
Significance
p < 0.001
95% CI: [0.584, 0.688]
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
497 paired data points survived the daily window.
Raw input
1,254
497
Normalized
1,254
497
Prepared
1,254
497
Aligned
497
497
Invalid removed
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
757
A: 757 / B: 0
Series A
Amazon.Com Inc
AMZN
Market cap 2.3T
Stock · 1,254 raw → 1,254 prepared
Series B
UL Solutions Inc.
ULS
Market cap 16.9B · 14,851 employees
Stock · 497 raw → 497 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
39
Estimated crossover points between normalized spreads.
Slope
0.4465
Linear regression slope.
Intercept
-31.7852
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 5 hours ago · ID: stock-amzn-vs-stock-uls-daily-20260408-5j6jw6