Correlation Analysis
Apple Inc. vs Cognizant Technology Solutions
AAPL vs CTSH
+0.253
Light 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
Cognizant Technology Solutions
↗CTSH
Cognizant Technology Solutions is a multinational IT services provider that offers a range of consulting and business process outsourcing services. Originally founded in India, the company is headquartered in the US and serves enterprise customers spanning the financial services, healthcare, and resources industries. With most of its workforce located in India, Cognizant leverages a global delivery model that helps clients outsource their IT needs to offshore labor.
Market cap 29.8B · 351,600 employees
Time Series
Relative Performance
Who Moves First
AAPL leads CTSH by 6 days
AAPL tends to move before CTSH.
After testing 13 timing shifts, the strongest relationship was +0.264 (they moved in the same direction).
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
-0.083
12 periods · Return correlation when both series rose
Both Falling
+0.691
9 periods · Return correlation when both series fell
Diverging
-0.756
14 periods · Return correlation when series moved apart
R-Squared
6.4%
Share of variance in one series explained by the other.
Trend Agreement
62.0%
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: [0.200, 0.304]
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
1,254 paired data points 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
Cognizant Technology Solutions
CTSH
Market cap 29.8B · 351,600 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
0.0508
Linear regression slope.
Intercept
63.0319
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 5 hours ago · ID: stock-aapl-vs-stock-ctsh-daily-20260408-gnlsgw