Correlation Analysis
Amazon.Com Inc vs Teledyne Technologies Incorporated
AMZN vs TDY
+0.708
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
Teledyne Technologies Incorporated
↗TDY
Teledyne Technologies Inc provides enabling technologies to sense, analyze and distribute information for industrial growth markets that require advanced technology and high reliability. The firm operates in four segments: Digital Imaging, Instrumentation, Aerospace and Defense Electronics, and Engineered Systems. The Digital Imaging segment, that derives maximum revenue, includes high-performance sensors, cameras and systems, within the visible, infrared and X-ray spectra for use in industrial, government and medical applications, as well as MEMS and high-performance, high-reliability semiconductors including analog-to-digital and digital-to-analog converters. Geographically, the company operates in United States, Europe, Asia, and All other.
Market cap 29.3B · 15,800 employees
Who Moves First
AMZN leads TDY by 6 days
AMZN tends to move before TDY.
Best correlation after shifting: +0.713 (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
+0.180
13 periods · Return correlation when both series rose
Both Falling
+0.829
7 periods · Return correlation when both series fell
Diverging
-0.665
15 periods · Return correlation when series moved apart
R-Squared
50.1%
Share of variance in one series explained by the other.
Trend Agreement
61.4%
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: [0.679, 0.734]
Time Series
Rebased to 100
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
Teledyne Technologies Incorporated
TDY
Market cap 29.3B · 15,800 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
71
Estimated crossover points between normalized spreads.
Slope
1.0640
Linear regression slope.
Intercept
270.4225
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
TDY
Teledyne Technologies Incorporated
Highest
+0.855
Walmart Inc. Common Stock
WMT · 1,254 observations
Lowest
+0.431
Exxon Mobil Corporation
XOM · 1,254 observations
Saved 3 hours ago · ID: stock-amzn-vs-stock-tdy-daily-20260408-9cp8bb