Correlation Analysis
Apple Inc. vs Block, Inc.
AAPL vs XYZ
+0.090
Weak 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
Block, Inc.
↗XYZ
Founded in 2009, Block provides payment services to merchants, along with related services. The company also launched Cash App, a person-to-person payment network. In 2024, Square's payment volume was almost USD 250 million.
Market cap 36.4B · 10,205 employees
Time Series
Rebased to 100
Who Moves First
XYZ leads AAPL by 6 days
XYZ tends to move before AAPL.
Best correlation after shifting: +0.165 (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
-0.062
12 periods · Return correlation when both series rose
Both Falling
+0.281
12 periods · Return correlation when both series fell
Diverging
-0.919
11 periods · Return correlation when series moved apart
R-Squared
0.8%
Share of variance in one series explained by the other.
Trend Agreement
62.6%
How often both series moved in the same direction period-to-period.
Overlap Quality
304
Robust shared window — 304 usable pairs.
Significance
n.s.
95% CI: [-0.023, 0.200]
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
304 paired observations survived the daily window.
Raw input
1,254
304
Normalized
1,254
304
Prepared
1,254
304
Aligned
304
304
Invalid removed
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
950
A: 950 / B: 0
Series A
Apple Inc.
AAPL
Market cap 3.8T
Stock · 1,254 raw → 1,254 prepared
Series B
Block, Inc.
XYZ
Market cap 36.4B · 10,205 employees
Stock · 304 raw → 304 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
5
Estimated crossover points between normalized spreads.
Slope
0.0331
Linear regression slope.
Intercept
58.8765
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 3 hours ago · ID: stock-aapl-vs-stock-xyz-daily-20260408-b9q90u