Correlation Analysis
Apple Inc. vs Dominion Energy, Inc Common Stock
AAPL vs D
-0.423
Moderate 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
Dominion Energy, Inc Common Stock
↗D
Based in Richmond, Virginia, Dominion Energy is an integrated energy company with over 31 gigawatts of electric generation capacity and more than 91,000 miles of electric transmission and distribution lines. Dominion is constructing a rate-regulated 5.2 GW wind farm off the Virginia Beach coast.
Market cap 54.7B · 15,200 employees
Time Series
Relative Performance
Who Moves First
D leads AAPL by 6 days
D tends to move before AAPL.
After testing 13 timing shifts, the strongest relationship was -0.435 (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
-0.471
12 periods · Return correlation when both series rose
Both Falling
-0.092
10 periods · Return correlation when both series fell
Diverging
-0.624
13 periods · Return correlation when series moved apart
R-Squared
17.9%
Share of variance in one series explained by the other.
Trend Agreement
54.3%
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: [-0.467, -0.376]
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
Dominion Energy, Inc Common Stock
D
Market cap 54.7B · 15,200 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
17
Estimated crossover points between normalized spreads.
Slope
-0.1247
Linear regression slope.
Intercept
85.6281
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 5 hours ago · ID: stock-aapl-vs-stock-d-daily-20260408-7codl4