Correlation Analysis
Apple Inc. vs Zimmer Biomet Holdings, Inc.
AAPL vs ZBH
-0.703
Strong 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
Zimmer Biomet Holdings, Inc.
↗ZBH
Zimmer Biomet designs, manufactures, and markets orthopedic reconstructive implants as well as supplies and surgical equipment for orthopedic surgery. With the acquisitions of Centerpulse in 2003 and Biomet in 2015, Zimmer holds the leading share of the reconstructive market in the United States, Europe, and Japan. Roughly two-thirds of total revenue is derived from sales of large joints; another fourth comes from extremities, trauma, sports medicine, and related surgical products. The firm spun out its dental and spine businesses in 2022.
Market cap 17.6B · 17,000 employees
Time Series
Rebased to 100
Who Moves First
AAPL leads ZBH by 6 days
AAPL tends to move before ZBH.
Best correlation after shifting: -0.707 (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
+0.271
9 periods · Return correlation when both series rose
Both Falling
+0.225
9 periods · Return correlation when both series fell
Diverging
-0.574
17 periods · Return correlation when series moved apart
R-Squared
49.5%
Share of variance in one series explained by the other.
Trend Agreement
58.8%
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: [-0.730, -0.674]
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
Zimmer Biomet Holdings, Inc.
ZBH
Market cap 17.6B · 17,000 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
13
Estimated crossover points between normalized spreads.
Slope
-0.3321
Linear regression slope.
Intercept
180.7857
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 3 hours ago · ID: stock-aapl-vs-stock-zbh-daily-20260408-w2u4g3