Correlation Analysis
Apple Inc. vs Dover Corporation
AAPL vs DOV
+0.762
Strong positive
When one moves up, the other tends to follow.
Apple Inc.
↗AAPL
Apple is among the largest companies in the world, with a broad portfolio of hardware and software products targeted at consumers and businesses. Apple's iPhone makes up a majority of the firm sales, and Apple's other products like Mac, iPad, and Watch are designed around the iPhone as the focal point of an expansive software ecosystem. Apple has progressively worked to add new applications, like streaming video, subscription bundles, and augmented reality. The firm designs its own software and semiconductors while working with subcontractors like Foxconn and TSMC to build its products and chips. Slightly less than half of Apple's sales come directly through its flagship stores, with a majority of sales coming indirectly through partnerships and distribution.
Market cap 3.8T
Dover Corporation
↗DOV
Founded in 1955 by George Ohrstrom, Dover has become an industrial behemoth through the acquisition of dozens of esteemed brands. The company is organized into five segments through which it designs and manufactures highly engineered components, such as vehicle repair, factory automation, welding, aerospace, fuel dispensing, printing, liquid handling, refrigeration, and can-making equipment. It has operations around the globe but generates over half of its revenue in the United States.
Market cap 28B · 24,000 employees
Time Series
Rebased to 100
Who Moves First
in sync
AAPL and DOV tend to move at the same time.
Best correlation after shifting: +0.762 (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
-0.267
14 periods · Return correlation when both series rose
Both Falling
+0.927
8 periods · Return correlation when both series fell
Diverging
-0.771
13 periods · Return correlation when series moved apart
R-Squared
58.1%
Share of variance in one series explained by the other.
Trend Agreement
60.7%
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: [0.738, 0.785]
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
Apple Inc.
AAPL
Market cap 3.8T
Stock · 1,254 raw → 1,254 prepared
Series B
Dover Corporation
DOV
Market cap 28B · 24,000 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
47
Estimated crossover points between normalized spreads.
Slope
0.4558
Linear regression slope.
Intercept
78.1272
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 3 hours ago · ID: stock-aapl-vs-stock-dov-daily-20260408-uverz4