Correlation Analysis
Apple Inc. vs PepsiCo, Inc.
AAPL vs PEP
-0.341
Light 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
PepsiCo, Inc.
↗PEP
PepsiCo is a global leader in snacks and beverages, owning well-known household brands including Pepsi, Mountain Dew, Gatorade, Lay's, Cheetos, and Doritos, among others. The company dominates the global savory snacks market and also ranks as the second-largest beverage provider in the world (behind Coca-Cola) with diversified exposure to carbonated soft drinks, or CSD, as well as water, sports, and energy drink offerings. Convenience foods account for approximately 58% of its total revenue, with beverages making up the rest. Pepsi owns the bulk of its manufacturing and distribution capacity in the US, but uses bottlers overseas for beverages. International markets made up 41% of total sales and 46% of operating profits before corporate expenses in 2025.
Market cap 214.2B
Time Series
Relative Performance
Who Moves First
AAPL leads PEP by 6 days
AAPL tends to move before PEP.
After testing 13 timing shifts, the strongest relationship was -0.360 (they moved in opposite directions).
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
+0.284
13 periods · Return correlation when both series rose
Both Falling
-0.466
6 periods · Return correlation when both series fell
Diverging
-0.473
16 periods · Return correlation when series moved apart
R-Squared
11.6%
Share of variance in one series explained by the other.
Trend Agreement
59.3%
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: [-0.389, -0.291]
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
PepsiCo, Inc.
PEP
Market cap 214.2B
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
7
Estimated crossover points between normalized spreads.
Slope
-0.1212
Linear regression slope.
Intercept
186.1600
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 5 hours ago · ID: stock-aapl-vs-stock-pep-daily-20260408-hs42fu