Correlation Analysis
Apple Inc. vs PNC Financial Services Group
AAPL vs PNC
+0.372
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
PNC Financial Services Group
↗PNC
PNC Financial is one of the three super-regional banks in the US, with around $574 billion in total assets at the end of Dec. 30, 2025. Headquartered in Pittsburgh, Pennsylvania, PNC Financial has a coast-to-coast branch network, with a strong presence in the US Midwest and Northeast. It closed its acquisition of FirstBank in January 2026, which added around $26 billion in assets to its balance sheet, and PNC is currently expanding in the Southern and Western regions of the US. The bank provides a diversified set of financial services in retail banking, commercial banking, card and treasury management, asset management, and investment banking. PNC derived around 38% of revenue from fee income and 62% from net interest income in 2025.
Market cap 86B · 55,333 employees
Time Series
Rebased to 100
Who Moves First
in sync
AAPL and PNC tend to move at the same time.
Best correlation after shifting: +0.372 (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
+0.304
12 periods · Return correlation when both series rose
Both Falling
+0.848
8 periods · Return correlation when both series fell
Diverging
-0.651
15 periods · Return correlation when series moved apart
R-Squared
13.8%
Share of variance in one series explained by the other.
Trend Agreement
58.7%
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: [0.323, 0.419]
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
PNC Financial Services Group
PNC
Market cap 86B · 55,333 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
23
Estimated crossover points between normalized spreads.
Slope
0.2588
Linear regression slope.
Intercept
123.4773
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 3 hours ago · ID: stock-aapl-vs-stock-pnc-daily-20260408-tkh95t