Correlation Analysis
Broadcom Inc. Common Stock vs Duke Energy Corporation
AVGO vs DUK
+0.745
Strong positive
When one moves up, the other tends to follow.
Broadcom Inc. Common Stock
↗AVGO
Broadcom is one of the largest semiconductor companies in the world and has also expanded into infrastructure software. Its semiconductors primarily serve computing and networking, with custom AI accelerators now accounting for the bulk of the business. It is primarily a fabless designer, but holds some manufacturing in-house, such as for its best-of-breed film bulk acoustic resonator filters that sell into the Apple iPhone. In software, it sells virtualization, infrastructure, and security software to large enterprises, financial institutions, and governments. Broadcom is the product of consolidation. Its businesses are an amalgamation of former companies like legacy Broadcom and Avago Technologies in chips, as well as VMware, Brocade, CA Technologies, and Symantec in software.
Market cap 1.5T
Duke Energy Corporation
↗DUK
Duke Energy is one of the largest US utilities, with subsidiaries in the Carolinas, Indiana, Florida, Ohio, and Kentucky that deliver electricity to more than 8 million customers. Its natural gas utilities serve more than 1.6 million customers.
Market cap 102.3B · 26,441 employees
Time Series
Rebased to 100
Who Moves First
AVGO leads DUK by 6 days
AVGO tends to move before DUK.
Best correlation after shifting: +0.748 (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
-0.222
16 periods · Return correlation when both series rose
Both Falling
+0.242
7 periods · Return correlation when both series fell
Diverging
-0.592
12 periods · Return correlation when series moved apart
R-Squared
55.5%
Share of variance in one series explained by the other.
Trend Agreement
48.8%
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: [0.720, 0.769]
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
Broadcom Inc. Common Stock
AVGO
Market cap 1.5T
Stock · 1,254 raw → 1,254 prepared
Series B
Duke Energy Corporation
DUK
Market cap 102.3B · 26,441 employees
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
25
Estimated crossover points between normalized spreads.
Slope
0.0817
Linear regression slope.
Intercept
94.8936
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
Saved 3 hours ago · ID: stock-avgo-vs-stock-duk-daily-20260408-mnd6i4