Correlation Analysis
Apple Inc. vs Tractor Supply Co
AAPL vs TSCO
+0.783
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
Tractor Supply Co
↗TSCO
Tractor Supply is the largest operator of retail farm and ranch stores in the United States. The company targets recreational farmers and ranchers and has little exposure to commercial and industrial farm operations. Currently, the company operates 2,395 of its namesake banners in 49 states, along with 207 Petsense by Tractor Supply stores. Stores are generally concentrated in rural communities rather than urban and suburban areas. In fiscal 2025, revenue consisted primarily of livestock, equine & agriculture (around 30%), companion animal (25%), and seasonal & recreation (around 25%).
Market cap 23.9B · 52,000 employees
Time Series
Rebased to 100
Who Moves First
TSCO leads AAPL by 6 days
TSCO tends to move before AAPL.
Best correlation after shifting: +0.795 (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
-0.134
11 periods · Return correlation when both series rose
Both Falling
-0.041
6 periods · Return correlation when both series fell
Diverging
-0.765
18 periods · Return correlation when series moved apart
R-Squared
61.3%
Share of variance in one series explained by the other.
Trend Agreement
60.9%
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: [0.760, 0.803]
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
Tractor Supply Co
TSCO
Market cap 23.9B · 52,000 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
27
Estimated crossover points between normalized spreads.
Slope
0.1302
Linear regression slope.
Intercept
22.6206
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 3 hours ago · ID: stock-aapl-vs-stock-tsco-daily-20260408-yl7tlm