Correlation Analysis
Apple Inc. vs Marvell Technology, Inc. Common Stock
AAPL vs MRVL
+0.751
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
Marvell Technology, Inc. Common Stock
↗MRVL
Marvell Technology is a fabless chip designer focused on wired networking, where it has the second-highest market share. Marvell serves the data center, carrier, enterprise, and consumer end markets with processors, optical and copper transceivers, switches, and storage controllers.
Market cap 95.8B · 7,480 employees
Time Series
Rebased to 100
Who Moves First
in sync
AAPL and MRVL tend to move at the same time.
Best correlation after shifting: +0.751 (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
+0.319
12 periods · Return correlation when both series rose
Both Falling
+0.792
10 periods · Return correlation when both series fell
Diverging
-0.658
13 periods · Return correlation when series moved apart
R-Squared
56.4%
Share of variance in one series explained by the other.
Trend Agreement
64.7%
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: [0.726, 0.774]
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
Marvell Technology, Inc. Common Stock
MRVL
Market cap 95.8B · 7,480 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
37
Estimated crossover points between normalized spreads.
Slope
0.3279
Linear regression slope.
Intercept
3.9527
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 3 hours ago · ID: stock-aapl-vs-stock-mrvl-daily-20260408-vq1le5