Correlation Analysis
Apple Inc. vs Ford Motor Company
AAPL vs F
-0.317
Light inverse
When one moves up, the other tends to move down.
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
Ford Motor Company
↗F
Ford Motor Co. manufactures automobiles under its Ford and Lincoln brands. In March 2022, the company announced that it will run its combustion engine business, Ford Blue, and its BEV business, Ford Model e, as separate businesses but still all under Ford Motor. The company has over 13% market share in the United States, about 10% share in the UK, and just over 1% share in China including Taiwan and unconsolidated affiliates. Sales in the US made up about 65% of 2025 total company revenue. Ford has about 169,000 employees, including about 56,300 UAW employees, and is based in Dearborn, Michigan.
Market cap 46.6B · 169,000 employees
Time Series
Rebased to 100
Who Moves First
AAPL leads F by 6 days
AAPL tends to move before F.
Best correlation after shifting: -0.331 (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
+0.418
11 periods · Return correlation when both series rose
Both Falling
-0.245
9 periods · Return correlation when both series fell
Diverging
-0.310
15 periods · Return correlation when series moved apart
R-Squared
10.1%
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: [-0.366, -0.267]
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
Ford Motor Company
F
Market cap 46.6B · 169,000 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
19
Estimated crossover points between normalized spreads.
Slope
-0.0198
Linear regression slope.
Intercept
16.6555
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 3 hours ago · ID: stock-aapl-vs-stock-f-daily-20260408-tgyoqc