Correlation Analysis
Apple Inc. vs Zoom Communications, Inc. Class A Common Stock
AAPL vs ZM
-0.456
Moderate 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
Zoom Communications, Inc. Class A Common Stock
↗ZM
Zoom Communications provides a video-first communications platform that connects people through frictionless video, voice, chat, and content sharing. The company's cloud-native platform enables video experiences and connects users across various devices and locations in a single meeting. Zoom has launched a variety of communications-related solutions, including Zoom Phone and Zoom Contact Center. The firm was founded in 2011 and serves companies of all sizes from all industries around the world.
Market cap 24.4B · 7,438 employees
Time Series
Rebased to 100
Who Moves First
AAPL leads ZM by 3 days
AAPL tends to move before ZM.
Best correlation after shifting: -0.457 (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
+0.010
11 periods · Return correlation when both series rose
Both Falling
-0.163
9 periods · Return correlation when both series fell
Diverging
-0.389
15 periods · Return correlation when series moved apart
R-Squared
20.8%
Share of variance in one series explained by the other.
Trend Agreement
62.8%
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: [-0.499, -0.411]
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
Zoom Communications, Inc. Class A Common Stock
ZM
Market cap 24.4B · 7,438 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
15
Estimated crossover points between normalized spreads.
Slope
-0.9377
Linear regression slope.
Intercept
289.3634
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
AAPL
Apple Inc.
Highest
+0.935
Arista Networks
ANET · 1,254 observations
Lowest
-0.847
Fiserv, Inc. Common Stock
FISV · 644 observations
ZM
Zoom Communications, Inc. Class A Common Stock
Highest
+0.034
Amazon.Com Inc
AMZN · 1,254 observations
Lowest
-0.804
Exxon Mobil Corporation
XOM · 1,254 observations
Saved 3 hours ago · ID: stock-aapl-vs-stock-zm-daily-20260408-guq1ch