Correlation Analysis
Apple Inc. vs Vulcan Materials Company(Holding Company)
AAPL vs VMC
+0.886
Very strong 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
Vulcan Materials Company(Holding Company)
↗VMC
Vulcan Materials is the United States' largest producer of construction aggregates (crushed stone, sand, and gravel). Its largest markets include Texas, California, Virginia, Tennessee, Georgia, Florida, North Carolina, and Alabama. In 2024, Vulcan sold 219.9 million tons of aggregates, 13.6 million tons of asphalt mix, and 3.6 million cubic yards of ready-mix. As of Dec. 31, 2024, the company had 16.5 billion tons of aggregate reserves.
Market cap 36.7B · 11,172 employees
Time Series
Relative Performance
Who Moves First
VMC leads AAPL by 6 days
VMC tends to move before AAPL.
After testing 13 timing shifts, the strongest relationship was +0.887 (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
+0.056
14 periods · Return correlation when both series rose
Both Falling
+0.335
8 periods · Return correlation when both series fell
Diverging
-0.709
13 periods · Return correlation when series moved apart
R-Squared
78.5%
Share of variance in one series explained by the other.
Trend Agreement
60.9%
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: [0.874, 0.898]
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
Vulcan Materials Company(Holding Company)
VMC
Market cap 36.7B · 11,172 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
77
Estimated crossover points between normalized spreads.
Slope
1.0012
Linear regression slope.
Intercept
33.7108
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
AAPL
Apple Inc.
Highest
+0.935
Arista Networks
ANET · 1,254 data points
Lowest
-0.847
Fiserv, Inc. Common Stock
FISV · 644 data points
VMC
Vulcan Materials Company(Holding Company)
Highest
+0.942
Nvidia Corp
NVDA · 1,254 data points
Lowest
+0.246
Johnson & Johnson
JNJ · 1,254 data points
Saved 5 hours ago · ID: stock-aapl-vs-stock-vmc-daily-20260408-gpu2b9